WO2020024287A1 - 时隙格式指示方法、装置、设备、系统及存储介质 - Google Patents

时隙格式指示方法、装置、设备、系统及存储介质 Download PDF

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Publication number
WO2020024287A1
WO2020024287A1 PCT/CN2018/098639 CN2018098639W WO2020024287A1 WO 2020024287 A1 WO2020024287 A1 WO 2020024287A1 CN 2018098639 W CN2018098639 W CN 2018098639W WO 2020024287 A1 WO2020024287 A1 WO 2020024287A1
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WIPO (PCT)
Prior art keywords
indication information
uplink
target
downlink
time slot
Prior art date
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PCT/CN2018/098639
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English (en)
French (fr)
Inventor
李明菊
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Beijing Xiaomi Mobile Software Co Ltd
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Beijing Xiaomi Mobile Software Co Ltd
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Publication date
Priority to KR1020217006301A priority Critical patent/KR102793263B1/ko
Priority to PCT/CN2018/098639 priority patent/WO2020024287A1/zh
Priority to CN201880000951.5A priority patent/CN109075956B/zh
Priority to JP2021505816A priority patent/JP7175378B2/ja
Priority to EP18928368.2A priority patent/EP3833126B1/en
Priority to BR112021001848-4A priority patent/BR112021001848A2/pt
Priority to SG11202101075XA priority patent/SG11202101075XA/en
Priority to ES18928368T priority patent/ES2973989T3/es
Application filed by Beijing Xiaomi Mobile Software Co Ltd filed Critical Beijing Xiaomi Mobile Software Co Ltd
Priority to PL18928368.2T priority patent/PL3833126T3/pl
Priority to RU2021105166A priority patent/RU2762916C1/ru
Publication of WO2020024287A1 publication Critical patent/WO2020024287A1/zh
Priority to US17/166,836 priority patent/US11963142B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0057Physical resource allocation for CQI
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0078Timing of allocation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094Indication of how sub-channels of the path are allocated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14Spectrum sharing arrangements between different networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/232Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • H04W74/0808Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]

Definitions

  • the present disclosure relates to the field of wireless communication technologies, and in particular, to a method, an apparatus, a device, a system, and a storage medium for indicating a time slot format.
  • LBT Listen Before Talk
  • the moment when the base station starts to occupy the channel on the unlicensed spectrum is likely to be located in the middle of a complete time slot, that is, there may be some time slots in the time period when the base station is occupying the channel on the unlicensed spectrum English: partial slot), the so-called partial slot is a concept relative to the complete slot, in which a complete slot includes 14 symbols (English: symbol), and the number of symbols included in a partial slot is less than 14.
  • Embodiments of the present disclosure provide a method, an apparatus, a device, a system, and a storage medium for indicating a time slot format, which can reduce the adverse effects of some time slots on normal communication between a base station and a UE.
  • a method for indicating a slot format including:
  • time slot format indication information is sent to the user equipment UE through the target channel, and the time slot format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot , N is a positive integer less than 14;
  • the target partial time slot is located in a time period when the base station occupies the target channel, and the target channel is located on an unlicensed spectrum.
  • the target partial time slot is a first time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the last N symbols of the 14 symbols included in the first complete timeslot.
  • the slot format indication information includes first symbol number indication information and first complete slot format indication information
  • the first symbol number indication information is used to indicate the N
  • the first complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the first complete time slot.
  • the target partial time slot is a last time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the first N symbols of the 14 symbols included in the second complete timeslot.
  • the slot format indication information includes second symbol number indication information and second complete slot format indication information
  • the second symbol number indication information is used to indicate the N
  • the second complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the second complete time slot.
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the consecutive N symbols of the 14 symbols included in the third complete slot. .
  • the slot format indication information includes third symbol number indication information, third complete slot format indication information, and first start position indication information;
  • the third symbol number indication information is used to indicate the N
  • the third complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the third complete time slot.
  • the first starting position indication information is used to indicate a position of a first symbol in the consecutive N symbols in the third complete time slot.
  • the slot format indication information includes a target format identifier;
  • the uplink and downlink formats of the N symbols included in the target partial slot are a target uplink and downlink format sequence corresponding to the target format identifier in the slot format table The uplink and downlink formats of the included N symbols;
  • the slot format table stores a correspondence between at least one set of format identifiers and uplink and downlink format sequences.
  • the uplink and downlink format sequences include uplink and downlink formats of M symbols, and M is a positive integer in a set of target positive integers.
  • the target positive integer set includes at least one positive integer less than 14, and the N exists in the target positive integer set.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are the same as the uplink and downlink formats of consecutive M symbols of the 14 symbols included in the fourth complete time slot.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are different from the uplink and downlink formats of any consecutive M symbols in any complete time slot.
  • the target uplink and downlink format sequence is composed of uplink and downlink formats of R symbols, where R is a positive integer greater than N and less than 14; the uplink and downlink formats of the N symbols included in the target partial time slot and the The uplink and downlink formats of the consecutive N symbols in the target uplink and downlink format sequence are the same.
  • the slot format indication information further includes fourth symbol number indication information and second starting position indication information, and the fourth symbol number indication information is used to indicate the N, the second starting The start position indication information is used to indicate a position of a first symbol among the N consecutive symbols in the R symbols.
  • sending the slot format indication information to the user equipment UE through the target channel includes:
  • Target downlink control information DCI to the UE through the target channel, where the target DCI carries the slot format indication information.
  • a method for indicating a slot format including:
  • the slot format indication information is sent by the base station when the base station hears that the target channel is in an idle state, and the target part of the time slot is located within a time period when the base station occupies the target channel.
  • the target channel is located on the unlicensed spectrum.
  • the target partial time slot is a first time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the last N symbols of the 14 symbols included in the first complete timeslot.
  • the slot format indication information includes first symbol number indication information and first complete slot format indication information
  • the first symbol number indication information is used to indicate the N
  • the first complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the first complete time slot.
  • the target partial time slot is a last time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the first N symbols of the 14 symbols included in the second complete timeslot.
  • the slot format indication information includes second symbol number indication information and second complete slot format indication information
  • the second symbol number indication information is used to indicate the N
  • the second complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the second complete time slot.
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the consecutive N symbols of the 14 symbols included in the third complete slot. .
  • the slot format indication information includes third symbol number indication information, third complete slot format indication information, and first start position indication information;
  • the third symbol number indication information is used to indicate the N
  • the third complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the third complete time slot.
  • the first starting position indication information is used to indicate a position of a first symbol in the consecutive N symbols in the third complete time slot.
  • the slot format indication information includes a target format identifier;
  • the uplink and downlink formats of the N symbols included in the target partial slot are a target uplink and downlink format sequence corresponding to the target format identifier in the slot format table The uplink and downlink formats of the included N symbols;
  • the slot format table stores a correspondence between at least one set of format identifiers and uplink and downlink format sequences.
  • the uplink and downlink format sequences include uplink and downlink formats of M symbols, and M is a positive integer in a set of target positive integers.
  • the target positive integer set includes at least one positive integer less than 14, and the N exists in the target positive integer set.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are the same as the uplink and downlink formats of consecutive M symbols of the 14 symbols included in the fourth complete time slot.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are different from the uplink and downlink formats of any consecutive M symbols in any complete time slot.
  • the target uplink and downlink format sequence is composed of uplink and downlink formats of R symbols, where R is a positive integer greater than N and less than 14; the uplink and downlink formats of the N symbols included in the target partial time slot and the The uplink and downlink formats of the consecutive N symbols in the target uplink and downlink format sequence are the same.
  • the slot format indication information further includes fourth symbol number indication information and second starting position indication information, and the fourth symbol number indication information is used to indicate the N, the second starting The start position indication information is used to indicate a position of a first symbol among the N consecutive symbols in the R symbols.
  • the receiving slot format indication information sent by the receiving base station through the target channel includes:
  • Target downlink control information DCI sent by the base station through the target channel, where the target DCI carries the time slot format indication information.
  • a slot format indication device including:
  • a sending module configured to send slot format instruction information to the user equipment UE through the target channel when the target channel is detected to be in an idle state, where the slot format instruction information is used to indicate the N part of the target slot Up and down format of the symbol, N is a positive integer less than 14;
  • the target partial time slot is located in a time period when the base station occupies the target channel, and the target channel is located on an unlicensed spectrum.
  • the target partial time slot is a first time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the last N symbols of the 14 symbols included in the first complete timeslot.
  • the slot format indication information includes first symbol number indication information and first complete slot format indication information
  • the first symbol number indication information is used to indicate the N
  • the first complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the first complete time slot.
  • the target partial time slot is a last time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the first N symbols of the 14 symbols included in the second complete timeslot.
  • the slot format indication information includes second symbol number indication information and second complete slot format indication information
  • the second symbol number indication information is used to indicate the N
  • the second complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the second complete time slot.
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the consecutive N symbols of the 14 symbols included in the third complete slot. .
  • the slot format indication information includes third symbol number indication information, third complete slot format indication information, and first start position indication information;
  • the third symbol number indication information is used to indicate the N
  • the third complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the third complete time slot.
  • the first starting position indication information is used to indicate a position of a first symbol in the consecutive N symbols in the third complete time slot.
  • the slot format indication information includes a target format identifier;
  • the uplink and downlink formats of the N symbols included in the target partial slot are a target uplink and downlink format sequence corresponding to the target format identifier in the slot format table The uplink and downlink formats of the included N symbols;
  • the slot format table stores a correspondence between at least one set of format identifiers and uplink and downlink format sequences.
  • the uplink and downlink format sequences include uplink and downlink formats of M symbols, and M is a positive integer in a set of target positive integers.
  • the target positive integer set includes at least one positive integer less than 14, and the N exists in the target positive integer set.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are the same as the uplink and downlink formats of consecutive M symbols of the 14 symbols included in the fourth complete time slot.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are different from the uplink and downlink formats of any consecutive M symbols in any complete time slot.
  • the target uplink and downlink format sequence is composed of uplink and downlink formats of R symbols, where R is a positive integer greater than N and less than 14; the uplink and downlink formats of the N symbols included in the target partial time slot and the The uplink and downlink formats of the consecutive N symbols in the target uplink and downlink format sequence are the same.
  • the slot format indication information further includes fourth symbol number indication information and second starting position indication information, and the fourth symbol number indication information is used to indicate the N, the second starting The start position indication information is used to indicate a position of a first symbol among the N consecutive symbols in the R symbols.
  • the sending module is specifically configured to:
  • Target downlink control information DCI to the UE through the target channel, where the target DCI carries the slot format indication information.
  • a slot format indication device including:
  • a receiving module configured to receive slot format indication information sent by a base station through a target channel, where the slot format indication information is used to indicate an uplink and downlink format of N symbols included in a target part slot, where N is a positive integer less than 14;
  • the slot format indication information is sent by the base station when the base station hears that the target channel is in an idle state, and the target part of the time slot is located within a time period when the base station occupies the target channel.
  • the target channel is located on the unlicensed spectrum.
  • the target partial time slot is a first time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the last N symbols of the 14 symbols included in the first complete timeslot.
  • the slot format indication information includes first symbol number indication information and first complete slot format indication information
  • the first symbol number indication information is used to indicate the N
  • the first complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the first complete time slot.
  • the target partial time slot is a last time slot within a time period in which the base station occupies the target channel
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the first N symbols of the 14 symbols included in the second complete timeslot.
  • the slot format indication information includes second symbol number indication information and second complete slot format indication information
  • the second symbol number indication information is used to indicate the N
  • the second complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the second complete time slot.
  • the slot format indication information is used to indicate that the uplink and downlink formats of the N symbols included in the target partial timeslot are the same as the uplink and downlink formats of the consecutive N symbols of the 14 symbols included in the third complete slot. .
  • the slot format indication information includes third symbol number indication information, third complete slot format indication information, and first start position indication information;
  • the third symbol number indication information is used to indicate the N
  • the third complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the third complete time slot.
  • the first starting position indication information is used to indicate a position of a first symbol in the consecutive N symbols in the third complete time slot.
  • the slot format indication information includes a target format identifier;
  • the uplink and downlink formats of the N symbols included in the target partial slot are a target uplink and downlink format sequence corresponding to the target format identifier in the slot format table The uplink and downlink formats of the included N symbols;
  • the slot format table stores a correspondence between at least one set of format identifiers and uplink and downlink format sequences.
  • the uplink and downlink format sequences include uplink and downlink formats of M symbols, and M is a positive integer in a set of target positive integers.
  • the target positive integer set includes at least one positive integer less than 14, and the N exists in the target positive integer set.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are the same as the uplink and downlink formats of consecutive M symbols of the 14 symbols included in the fourth complete time slot.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are different from the uplink and downlink formats of any consecutive M symbols in any complete time slot.
  • the target uplink and downlink format sequence is composed of uplink and downlink formats of R symbols, where R is a positive integer greater than N and less than 14; the uplink and downlink formats of the N symbols included in the target partial time slot and the The uplink and downlink formats of the consecutive N symbols in the target uplink and downlink format sequence are the same.
  • the slot format indication information further includes fourth symbol number indication information and second starting position indication information, and the fourth symbol number indication information is used to indicate the N, the second starting The start position indication information is used to indicate a position of a first symbol among the N consecutive symbols in the R symbols.
  • the receiving module is specifically configured to:
  • Target downlink control information DCI sent by the base station through the target channel, where the target DCI carries the time slot format indication information.
  • a base station is provided, where the base station includes:
  • Memory for storing instructions executable by the processor
  • the processor is configured to:
  • time slot format indication information is sent to the user equipment UE through the target channel, and the time slot format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot.
  • N is a positive integer less than 14;
  • the target partial time slot is located in a time period when the base station occupies the target channel, and the target channel is located on an unlicensed spectrum.
  • a user equipment is provided, where the user equipment includes:
  • Memory for storing instructions executable by the processor
  • the processor is configured to:
  • the slot format indication information is sent by the base station when the base station hears that the target channel is in an idle state, and the target part of the time slot is located within a time period when the base station occupies the target channel.
  • the target channel is located on the unlicensed spectrum.
  • a time slot format indication system includes the time slot format indication device according to any one of the third aspects and the fourth aspect The time slot format indicating device.
  • a computer-readable storage medium stores a computer program, and the stored computer program can be implemented as described in the first aspect when executed by a processing component. Any one of the timeslot format indication methods; or
  • the time slot format indication method can be implemented.
  • time slot format indication information is sent to the user equipment UE through the target channel, where the time slot format indication information is used to indicate that the target part of the time slot includes The uplink and downlink formats of N symbols.
  • the target part time slot is located in the time period when the base station occupies the target channel.
  • the UE can obtain the uplink and downlink formats of the symbols in the target part time slot according to the indication of the slot format instruction information. Therefore, the UE can send communication data to the base station through the uplink format symbols in the target partial time slot without requiring the base station to request permission.
  • the UE can also avoid the PDCCH in the uplink format symbols in the target partial time slot. In this way, the power consumption of the UE and the uplink transmission delay can be reduced, and thus the adverse effects of some time slots on the normal communication between the base station and the UE can be reduced.
  • FIG. 1 is a schematic diagram of a time slot in a period when a base station occupies a channel on an unlicensed spectrum.
  • Fig. 2 is a schematic diagram showing an implementation environment according to an exemplary embodiment.
  • Fig. 3 is a flow chart showing a method for indicating a slot format according to an exemplary embodiment.
  • Fig. 4 is a flow chart showing a method for indicating a slot format according to an exemplary embodiment.
  • Fig. 5 is a flow chart showing a method for indicating a slot format according to an exemplary embodiment.
  • Fig. 6 is a block diagram of a device for indicating a time slot format according to an exemplary embodiment.
  • Fig. 7 is a block diagram of a device for indicating a slot format according to an exemplary embodiment.
  • Fig. 8 is a block diagram of a device for indicating a slot format according to an exemplary embodiment.
  • Fig. 9 is a block diagram of a device for indicating a slot format according to an exemplary embodiment.
  • Fig. 10 is a block diagram showing a slot format indication system according to an exemplary embodiment.
  • a complete time slot includes 14 symbols (English: symbol), and the format of the complete time slot refers to the uplink and downlink format of each symbol included in the complete time slot.
  • the uplink and downlink formats of the symbols are used to characterize the transmission direction of the data in the symbols.
  • the uplink and downlink formats of the symbols can be divided into three categories, which are the uplink format (usually represented by the letter U) and the downlink format ( It is usually represented by the letter D) and indeterminate format (usually by the letter X).
  • the data transmission direction is the uplink direction.
  • the user equipment (English: User Equipment; UE for short) can send communication data to the base station in the symbol of the uplink format; in the symbol of the downlink format, the data transmission The direction is the downlink direction.
  • the UE can receive the communication data sent by the base station in the symbol in the downlink format.
  • the UE needs to determine the transmission direction of the data in the symbol through the further instruction of the base station, that is, the UE needs It is determined through the further instruction of the base station whether the UE can send communication data to the base station in the symbol, or the UE needs to determine whether the UE can receive the communication data sent by the base station in the symbol through the further instruction of the base station.
  • the 5G NR communication system defines a table of complete time slot formats. There are a total of 256 formats in the table, of which the format of the first 56 complete time slots has been clearly given, and the following 200 formats are reserved for subsequent determination.
  • the format of the 56 complete time slots is shown in Table 1:
  • the uplink and downlink formats of each symbol are downlink formats
  • the uplink and downlink of each symbol are all uplink formats.
  • the uplink and downlink formats of the first 13 symbols are all downlink formats
  • the uplink and downlink formats of the last symbol are uncertain formats.
  • the base station can indicate the format of the complete time slot to the UE using 8-bit data.
  • the UE can determine the uplink and downlink format of each symbol in the complete time slot according to the instruction of the base station.
  • the UE can perform physical downlink in the symbols of the downlink format.
  • the control channel (English: Physical Downlink Control Channel; PDCCH for short) performs blind detection to receive downlink control information (English: Downlink ControlInformation; DCI) sent by the base station to the UE through the PDCCH, and receives the DCI according to the schedule of the DCI.
  • the communication data sent by the base station At the same time, the UE can also send the communication data to the base station in the symbol of the uplink format without requiring permission from the base station.
  • the UE After the uplink and downlink formats of each symbol in the complete time slot are determined, the UE does not need to perform a blind detection on the PDCCH in the symbols in the uplink format, and at the same time, the UE does not need to request permission from the base station to be in the symbols in the uplink format Send communication data to the base station. Therefore, the base station indicates the format of the complete time slot to the UE, which can reduce the power consumption of the UE on the one hand, and reduce the uplink transmission delay of the UE on the other hand.
  • 5GNR communication systems can work on unlicensed spectrum.
  • the communication of the base station generally uses a listen-before-talk (English: Listen Before Talk; LBT) mechanism, that is, the base station needs to first send Listen on a channel on the unlicensed spectrum (hereinafter referred to as the target channel). Only when the target channel is heard to be idle can the target channel be used to send communication data. At the same time, the base station cannot occupy the target channel for longer than the longest channel. Time (English: Maximum Channel, Occupancy, Time; MCOT for short). When the length of the occupied target channel reaches MCOT, the base station needs to perform LBT again to compete for the channel.
  • LBT Listen Before Talk
  • the moment when the base station starts occupying the target channel is likely to be exactly in the middle of a complete time slot, and at the same time, the moment when the base station ends occupying the target channel is also likely to be exactly in the middle of a complete time slot.
  • the moment when the base station starts occupying the target channel is exactly in the middle of the complete time slot 0, and at the same time, the moment when the base station ends occupying the target channel is exactly in the middle of the complete time slot 4.
  • the moment when the base station starts occupying and ends occupying the target channel may be located in the middle of a complete time slot, there may be some time slots (English: partial slot) in the time period when the base station occupies the target channel.
  • the so-called partial time slot is a concept relative to the complete time slot. In a 5GNR communication system, the number of symbols included in a partial time slot is less than 14.
  • the format of some time slots is not defined.
  • the current communication standard does not specify the indication method of some time slots. Therefore, when there are partial time slots in the time period when the base station occupies the target channel, the UE cannot determine the uplink and downlink formats of the symbols in the partial time slots according to the instruction of the base station. Therefore, the UE needs to perform a blind detection of the PDCCH in each symbol of the partial time slot.
  • the UE when it needs to send communication data to the base station in the partial time slot, the UE must request the permission of the base station, and according to the base station's Instruct the sending of communication data, which will undoubtedly affect the normal communication between the base station and the UE.
  • An embodiment of the present disclosure provides a method for indicating a time slot format, which can reduce part of the time slots that adversely affect normal communication between a base station and a UE.
  • the base station may send the time slot format indication information to the UE when it detects that the target channel is in an idle state, where the time slot format indication information is used to indicate the N number of timeslots included in the target part.
  • the target time slot is located in the time period when the base station occupies the target channel.
  • the UE can obtain the uplink and downlink format of the symbol in the target time slot according to the indication of the time slot format indication information, so that The UE can send communication data to the base station through the uplink format symbols in the target partial time slot without requesting the base station permission.
  • the UE can also avoid blindness of the PDCCH in the uplink format symbols in the target partial time slot. In this way, the power consumption of the UE and the uplink transmission delay can be reduced, so the adverse effects of some time slots on the normal communication between the base station and the UE can be reduced.
  • FIG. 2 is a schematic diagram of an implementation environment involved in a method for indicating a slot format according to an embodiment of the present disclosure.
  • the implementation environment may include a base station 10 and a UE 20.
  • the base station 10 and the UE 20 may be connected through a communication network, and the UE 20 is any UE in a cell served by the base station 10.
  • the communication network may be a 5G NR communication network, or another communication network similar to the 5G NR communication network.
  • Fig. 3 is a flow chart showing a method for indicating a slot format according to an exemplary embodiment.
  • the method for indicating a slot format can be used in the base station 10 shown in Fig. 2.
  • the slot format The instructions include the following steps:
  • Step 301 When it is detected that the target channel is in an idle state, the base station sends the slot format indication information to the UE through the target channel.
  • the time slot format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot, where N is a positive integer less than 14, and the target part time slot is located within the time period when the base station occupies the target channel.
  • the target channel is located on the unlicensed spectrum.
  • a base station when a base station detects that a target channel located on an unlicensed spectrum is in an idle state, it sends slot format indication information to the UE, where the slot
  • the format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot, and the target part time slot is located in the time period when the base station occupies the target channel.
  • the UE can obtain according to the indication of the slot format instruction information.
  • the uplink and downlink formats of the symbols in the target partial time slot so that the UE can send communication data to the base station through the symbols in the uplink format in the target partial time slot without requiring permission from the base station.
  • the UE can avoid The blind detection of the PDCCH is performed on the symbols in the uplink format of the target part time slot. In this way, the power consumption of the UE and the uplink transmission delay can be reduced, so the part of the time slot can reduce the normal communication between the base station and the UE Adverse effects.
  • Fig. 4 is a flow chart showing a method for indicating a slot format according to an exemplary embodiment.
  • the method for indicating a slot format can be used in the UE 20 shown in Fig. 2.
  • the slot format The instructions include the following steps:
  • Step 401 The UE receives the slot format indication information sent by the base station through the target channel.
  • the time slot format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target time slot.
  • N is a positive integer less than 14.
  • the time slot format indication information is that the base station detects that the target channel is idle. Sent in the state, the target part time slot is located in the time period when the base station occupies the target channel, and the target channel is located on the unlicensed spectrum.
  • the timeslot format indication method includes receiving timeslot format indication information sent by a base station using a target channel, where the timeslot format indication information is used to indicate the N number of timeslots included in the target part.
  • the uplink and downlink formats of the symbol is located in the time period when the base station occupies the target channel.
  • the UE can obtain the uplink and downlink format of the symbol in the target time slot according to the indication of the time slot format indication information, so that The UE can send communication data to the base station through the uplink format symbols in the target partial time slot without requesting the base station permission.
  • the UE can also avoid blindness of the PDCCH in the uplink format symbols in the target partial time slot. In this way, the power consumption of the UE and the uplink transmission delay can be reduced, so the adverse effects of some time slots on the normal communication between the base station and the UE can be reduced.
  • Fig. 5 is a flow chart showing a method for indicating a slot format according to an exemplary embodiment.
  • the method for indicating a slot format can be used in the implementation environment shown in Fig. 2.
  • the slot format The instructions include the following steps:
  • Step 501 The base station monitors whether the target channel is in an idle state.
  • the base station needs to listen to the channel on the unlicensed spectrum (that is, the target channel) before sending communication data, and only when the target channel is heard to be idle Use this target channel to send communication data. Therefore, in the embodiment of the present disclosure, the base station needs to perform the technical process of step 501 described above.
  • the target channel is idle means that the target channel is not occupied, and correspondingly, the target channel is not idle means that the target channel is being occupied.
  • Step 502 When it is detected that the target channel is in an idle state, the base station sends the slot format indication information to the UE through the target channel.
  • the base station When it is detected that the target channel is in an idle state, the base station can occupy the target channel and transmit communication data through the target channel.
  • the base station in order to reduce the power consumption of the UE and the uplink transmission delay of the UE, that is, in order to reduce the adverse effect of some time slots on the normal communication between the base station and the UE, the base station may occupy the target channel. Then, the slot format indication information is sent to the UE through the target channel.
  • the slot format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot, where N is a positive integer less than 14, and the target part time slot is located within the time period when the base station occupies the target channel.
  • the target partial time slot may be a partial time slot 1 or a partial time slot 2 shown in FIG. 1.
  • the base station may send the slot format indication information to the UE through DCI. That is, when detecting that the target channel is in an idle state, the base station may send DCI to the UE through the target channel, where the DCI carries the foregoing slot format indication information.
  • the embodiments of the present disclosure provide two ways of indicating the format of the target part slot by the slot format indication information, wherein the format of the target part slot refers to the uplink and downlink of each symbol included in the target part slot. format.
  • the embodiments of the present disclosure will briefly explain these two methods:
  • the slot format indication information can use the format of the complete slot to indicate the format of the target partial slot.
  • the two target partial time slots can be the first one in the time period when the base station occupies the target channel. Time slot and last time slot.
  • the N symbols included in the target part time slot may be the last N of the 14 symbols included in a complete time slot. Symbol; if the target part time slot is the last time slot in the time period when the base station occupies the target channel, the N symbols included in the target part time slot may be the first N symbols of the 14 symbols included in a complete time slot .
  • part of time slot 1 may include 7 symbols
  • the 7 symbols are the last 7 symbols of the 14 symbols included in complete time slot
  • part of time slot 2 may include 7 symbols.
  • the 7 The symbols are the first 7 symbols of the 14 symbols included in the complete time slot 4.
  • the time slot format indicates The information can use the format of the complete time slot to indicate the format of the target partial time slot.
  • the slot format indication information may indicate the uplink and downlink formats of the N symbols included in the target part time slot and the first time slot.
  • the uplink and downlink formats of the last N symbols of the 14 symbols included in the complete time slot are the same.
  • the format of the first complete time slot may be a complete time slot format with the time slot format number 3 in Table 1, and the time slot format indication information may indicate the uplink and downlink formats and times of the N symbols included in the target partial time slot.
  • the uplink and downlink formats of the last N symbols in the complete slot format with the slot format number 3 are the same.
  • the uplink and downlink formats of the N (3) symbols included in the target partial time slot indicated by the slot format indication information are D (downlink format) and D (downlink format). ) And X (indeterminate format).
  • the slot format indication information may include first symbol number indication information and first complete slot format indication information.
  • the first symbol number indication information is used to indicate the above N (that is, the number of symbols included in the target partial time slot), and the first complete slot format indication information is used to indicate the 14 symbols included in the first complete time slot. Format (that is, the format of the first complete time slot).
  • the length of the first symbol number indication information may be 4 bits, and the length of the first complete slot format indication information may be 8 bits.
  • the slot format indication information may indicate the uplink and downlink formats of the N symbols included in the target part time slot and the second complete The uplink and downlink formats of the first N symbols of the 14 symbols included in the time slot are the same.
  • the format of the first complete time slot may be the complete time slot format with the time slot format number 10 in Table 1.
  • the time slot format indication information may indicate the uplink and downlink formats and times of the N symbols included in the target partial time slot.
  • the uplink and downlink formats of the first N symbols in the complete slot format with the slot format number 10 are the same.
  • the uplink and downlink formats of the N (3) symbols included in the target partial time slot indicated by the slot format indication information are X (indeterminate format) and U (uplink) Format) and U (upstream format).
  • the slot format indication information may include second symbol number indication information and second complete slot format indication information.
  • the second symbol number indication information is used to indicate the above N (that is, the number of symbols included in the target partial time slot), and the second complete slot format indication information is used to indicate the 14 symbols included in the second complete time slot. Format (that is, the format of the second complete time slot).
  • the length of the second symbol number indication information may be 4 bits, and the length of the second complete slot format indication information may be 8 bits.
  • the slot format indication information may also indicate the uplink and downlink of the N symbols included in the target part time slot.
  • the format is the same as the uplink and downlink formats of consecutive N symbols of the 14 symbols included in the third complete slot.
  • the “N consecutive symbols” herein may be any consecutive N symbols except the first N symbols and the last N symbols of the 14 symbols included in the third complete time slot.
  • the format of the third complete time slot may be the complete time slot format with the time slot format number 12 in Table 1.
  • the time slot format indication information may indicate the uplink and downlink formats and times of the N symbols included in the target time slot.
  • the uplink and downlink formats of consecutive N symbols are the same.
  • the uplink and downlink formats of the N (3) symbols included in the target partial time slot indicated by the slot format indication information are X (indeterminate format) and U (uplink) Format) and U (determined format above).
  • the slot format indication information may include third symbol number indication information, third complete slot format indication information, and first start position indication information;
  • the third symbol number indication information is used to indicate the above N (that is, the number of symbols included in the target partial time slot), and the third complete slot format indication information is used to indicate the 14 symbols included in the third complete time slot.
  • the first starting position indication information is used to indicate the position of the first symbol in the foregoing N consecutive symbols in the third complete time slot.
  • the length of the third symbol number indication information may be 4 bits
  • the length of the third complete slot format indication information may be 8 bits
  • the length of the first start position indication information may be 4 Bits.
  • the third symbol number indication information and the first start position indication information may be jointly indicated.
  • the format of the first complete time slot, the format of the second complete time slot, and the format of the third complete time slot can all be the 56 complete time slot formats defined by the 5G NR communication system. One of them is not specifically limited in the embodiment of the present disclosure.
  • the slot format indication information can directly indicate the format of the target part slot by using the target format identifier.
  • both the base station and the UE can maintain a slot format table, which can be preset by the 5G NR communication system.
  • the slot format table can be specified by a communication standard, or, The slot format table may also be generated by the base station and sent to the UE.
  • the time slot format table may store at least one set of correspondences between format identifiers and uplink and downlink format sequences, where the uplink and downlink format sequences include uplink and downlink formats of M symbols, and M is a positive integer in the target positive integer set.
  • the target positive integer set includes at least one positive integer less than 14, and the aforementioned N exists in the target positive integer set.
  • N can be 3, and the target positive integer set can include 3 positive integers, which are 2, 3, and 4 (3 exists in the target positive integer set), and the slot format table can be shown in Table 2:
  • the uplink-downlink format sequence in the slot format table may include an uplink-downlink format of 2 symbols, an uplink-downlink format of 3 symbols, or an uplink-downlink format of 4 symbols.
  • 2, 3, and 4 are all positive integers included in the target positive integer set.
  • the slot format indication information may include a target format identifier
  • the uplink and downlink formats of the N symbols included in the target part slot may be a target uplink and downlink format sequence corresponding to the target format identifier in the slot format table.
  • the uplink and downlink formats of the included N symbols may include a target format identifier, and the uplink and downlink formats of the N symbols included in the target part slot may be a target uplink and downlink format sequence corresponding to the target format identifier in the slot format table.
  • the slot format indication information may include a target format identifier a1, and the target uplink and downlink format sequence corresponding to the target format identifier a1 in the slot format table shown in Table 2 is "DDD", then the target part of the slot includes N (3)
  • the uplink and downlink formats of the symbols can be D (downlink format), D (downlink format), and D (downlink format), respectively.
  • the uplink and downlink formats of the M symbols included in the sequence of the uplink and downlink formats in the slot format table are the same as the uplink and downlink formats of consecutive M symbols of the 14 symbols included in the fourth complete slot.
  • the format of the fourth complete time slot may be one of the 56 complete time slot formats defined by the 5G NR communication system.
  • the uplink and downlink formats of the M symbols included in the sequence of the uplink and downlink formats in the time slot format table are different from the uplink and downlink formats of any consecutive M symbols in any complete time slot.
  • the format of any complete time slot is one of the 56 complete time slot formats defined by the 5G NR communication system.
  • the target uplink and downlink format sequence corresponding to the target format identifier may be composed of uplink and downlink formats of R symbols, where R is a positive integer greater than N and less than 14, and the target partial time slot includes N
  • R is a positive integer greater than N and less than 14
  • the target partial time slot includes N
  • the uplink and downlink formats of the symbols are the same as the uplink and downlink formats of consecutive N symbols in the target uplink and downlink format sequence.
  • the slot format indication information may further include fourth symbol number indication information and second start position indication information.
  • the fourth symbol number indication information is used to indicate the N
  • the second starting position indication information is used to indicate the position of the first one of the consecutive N symbols in the R symbols included in the target uplink and downlink format sequence.
  • Step 503 The UE receives the slot format indication information sent by the base station.
  • a base station when a base station detects that a target channel located on an unlicensed spectrum is in an idle state, it sends slot format indication information to the UE, where the slot
  • the format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot, and the target part time slot is located in the time period when the base station occupies the target channel.
  • the UE can obtain according to the indication of the slot format instruction information.
  • the uplink and downlink formats of the symbols in the target partial time slot so that the UE can send communication data to the base station through the symbols in the uplink format in the target partial time slot without requiring permission from the base station.
  • the UE can avoid The blind detection of the PDCCH is performed on the symbols in the uplink format of the target part time slot. In this way, the power consumption of the UE and the uplink transmission delay can be reduced. Therefore, the part of the time slot can reduce the normal communication between the base station and the UE. Adverse effects.
  • Fig. 6 is a block diagram of a time slot format indicating device 600 according to an exemplary embodiment.
  • the time slot format indicating device 600 may be provided in the base station 10 shown in Fig. 2.
  • the slot format indicating device 600 includes a sending module 601.
  • the sending module 601 is configured to send time slot format indication information to the user equipment UE through the target channel when it is detected that the target channel is in an idle state.
  • the time slot format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot, where N is a positive integer less than 14, the target part time slot is located in the time period when the base station occupies the target channel, and the target channel Located on unlicensed spectrum.
  • the target partial time slot is a first time slot within a time period when the base station occupies the target channel; the slot format indication information is used to indicate N target partial time slots included
  • the uplink and downlink formats of the symbols are the same as the uplink and downlink formats of the last N symbols of the 14 symbols included in the first complete time slot.
  • the slot format indication information includes first symbol number indication information and first complete slot format indication information; wherein the first symbol number indication information is used to indicate the N, the The first complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the first complete time slot.
  • the target part time slot is the last time slot in the time period when the base station occupies the target channel; the slot format indication information is used to indicate the N symbols included in the target part time slot.
  • the slot format indication information includes second symbol number indication information and second complete slot format indication information; wherein the second symbol number indication information is used to indicate the N, the The second complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the second complete time slot.
  • the slot format indication information is used to indicate an uplink and downlink format of the N symbols included in the target partial slot and the upper and lower consecutive N symbols of the 14 symbols included in the third complete slot.
  • the line format is the same.
  • the slot format indication information includes third symbol number indication information, third complete slot format indication information, and first starting position indication information; wherein the third symbol number indication information It is used to indicate the N, the third complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the third complete time slot, and the first starting position indication information is used to indicate the N consecutive symbols. The position of the first symbol in the third complete time slot.
  • the slot format indication information includes a target format identifier; the uplink and downlink formats of the N symbols included in the target partial slot are the target uplink and downlink corresponding to the target format identifier in the slot format table.
  • the format sequence includes the uplink and downlink formats of the N symbols.
  • the slot format table stores a correspondence between at least one set of format identifiers and uplink and downlink format sequences.
  • the uplink and downlink format sequences include uplink and downlink formats of M symbols.
  • M is a positive integer in the target positive integer set
  • the target positive integer set includes at least one positive integer less than 14, and the N exists in the target positive integer set.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are the same as the uplink and downlink formats of consecutive M symbols of the 14 symbols included in the fourth complete time slot.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are different from the uplink and downlink formats of any consecutive M symbols in any complete time slot.
  • the target uplink and downlink format sequence consists of uplink and downlink formats of R symbols, where R is a positive integer greater than N and less than 14; the uplink and downlink formats of the N symbols included in the target partial time slot This is the same as the uplink and downlink formats of consecutive N symbols in the target uplink and downlink format sequence.
  • the slot format indication information further includes fourth symbol number indication information and second start position indication information, and the fourth symbol number indication information is used to indicate the N, the second The starting position indication information is used to indicate the position of the first symbol in the N consecutive symbols in the R symbols.
  • the sending module 601 is specifically configured to send target downlink control information DCI to the UE through the target channel, where the target DCI carries the slot format indication information.
  • the slot format indication device sends a slot format indication information to a UE when it detects that a target channel located on an unlicensed spectrum is in an idle state, where the slot format
  • the indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot, and the target part time slot is located in the time period when the base station occupies the target channel.
  • the UE can obtain the target according to the indication of the time slot format instruction information.
  • the uplink and downlink formats of the symbols in the target time slot so that the UE can send communication data to the base station through the symbols in the uplink format in the target time slot without requiring permission from the base station.
  • the UE can avoid being in the target time slot.
  • the blind detection of the PDCCH is performed on the symbols in the uplink format of some time slots. In this way, the power consumption of the UE and the uplink transmission delay can be reduced. Therefore, the normal communication between the base station and the UE caused by some time slots can be reduced. Negative Effects.
  • Fig. 7 is a block diagram of a time slot format indicating device 700 according to an exemplary embodiment.
  • the time slot format indicating device 700 may be provided in the UE 20 shown in Fig. 2.
  • the slot format indicating device 700 includes a receiving module 701.
  • the receiving module 701 is configured to receive slot format indication information sent by a base station through a target channel.
  • the time slot format indication information is used to indicate the uplink and downlink formats of the N symbols included in the target part time slot, where N is a positive integer less than 14, and the time slot format indication information is that the base station is in the idle state when the target channel is heard
  • the target part of the time slot is located within the time period when the base station occupies the target channel, and the target channel is located on the unlicensed spectrum.
  • the target partial time slot is a first time slot within a time period when the base station occupies the target channel; the slot format indication information is used to indicate N target partial time slots included
  • the uplink and downlink formats of the symbols are the same as the uplink and downlink formats of the last N symbols of the 14 symbols included in the first complete time slot.
  • the slot format indication information includes first symbol number indication information and first complete slot format indication information; wherein the first symbol number indication information is used to indicate the N, the The first complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the first complete time slot.
  • the target part time slot is the last time slot in the time period when the base station occupies the target channel; the slot format indication information is used to indicate the N symbols included in the target part time slot.
  • the slot format indication information includes second symbol number indication information and second complete slot format indication information; wherein the second symbol number indication information is used to indicate the N, the The second complete time slot format indication information is used to indicate an uplink and downlink format of the 14 symbols included in the second complete time slot.
  • the slot format indication information is used to indicate an uplink and downlink format of the N symbols included in the target partial slot and the upper and lower consecutive N symbols of the 14 symbols included in the third complete slot.
  • the line format is the same.
  • the slot format indication information includes third symbol number indication information, third complete slot format indication information, and first starting position indication information; wherein the third symbol number indication information It is used to indicate the N, the third complete time slot format indication information is used to indicate the uplink and downlink formats of the 14 symbols included in the third complete time slot, and the first starting position indication information is used to indicate the N consecutive symbols. The position of the first symbol in the third complete time slot.
  • the slot format indication information includes a target format identifier; the uplink and downlink formats of the N symbols included in the target partial slot are the target uplink and downlink corresponding to the target format identifier in the slot format table.
  • the format sequence includes the uplink and downlink formats of the N symbols.
  • the slot format table stores a correspondence between at least one set of format identifiers and uplink and downlink format sequences.
  • the uplink and downlink format sequences include uplink and downlink formats of M symbols.
  • M is a positive integer in the target positive integer set
  • the target positive integer set includes at least one positive integer less than 14, and the N exists in the target positive integer set.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are the same as the uplink and downlink formats of consecutive M symbols of the 14 symbols included in the fourth complete time slot.
  • the uplink and downlink formats of the M symbols included in the uplink and downlink format sequence are different from the uplink and downlink formats of any consecutive M symbols in any complete time slot.
  • the target uplink and downlink format sequence consists of uplink and downlink formats of R symbols, where R is a positive integer greater than N and less than 14; the uplink and downlink formats of the N symbols included in the target partial time slot This is the same as the uplink and downlink formats of consecutive N symbols in the target uplink and downlink format sequence.
  • the slot format indication information further includes fourth symbol number indication information and second start position indication information, and the fourth symbol number indication information is used to indicate the N, the second The starting position indication information is used to indicate the position of the first symbol in the N consecutive symbols in the R symbols.
  • the receiving module 701 is specifically configured to receive target downlink control information DCI sent by the base station through the target channel, where the target DCI carries the slot format indication information.
  • the slot format indication device receives the slot format indication information sent by the base station using the target channel, where the slot format indication information is used to indicate the N
  • the uplink and downlink formats of the symbol, and the target part time slot is located in the time period when the base station occupies the target channel.
  • the UE can obtain the uplink and downlink formats of the symbols in the target part time slot according to the indication of the slot format instruction information.
  • Blind detection In this way, the power consumption of the UE and the uplink transmission delay can be reduced, and thus the adverse effects of some time slots on the normal communication between the base station and the UE can be reduced.
  • Fig. 8 is a block diagram of a device for indicating a time slot format 800 according to an exemplary embodiment.
  • the device 800 may be a mobile phone, a computer, a digital broadcasting terminal, a messaging device, a game console, a tablet device, a medical device, a fitness equipment, a personal digital assistant, and the like.
  • the device 800 may include one or more of the following components: a processing component 802, a memory 804, a power component 806, a multimedia component 808, an audio component 810, an input / output (I / O) interface 812, a sensor component 814, And communication component 816.
  • the processing component 802 generally controls the overall operations of the device 800, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations.
  • the processing component 802 may include one or more processors 820 to execute instructions to complete all or part of the steps performed by the UE 20 in the foregoing method embodiments.
  • the processing component 802 may include one or more modules to facilitate the interaction between the processing component 802 and other components.
  • the processing component 802 may include a multimedia module to facilitate the interaction between the multimedia component 808 and the processing component 802.
  • the memory 804 is configured to store various types of data to support operation at the device 800. Examples of these data include instructions for any application or method operating on the device 800, contact data, phone book data, messages, pictures, videos, and the like.
  • the memory 804 may be implemented by any type of volatile or non-volatile storage devices, or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), Programming read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EPROM Programming read-only memory
  • PROM programmable read-only memory
  • ROM read-only memory
  • magnetic memory flash memory
  • flash memory magnetic disk or optical disk.
  • the power component 806 provides power to various components of the device 800.
  • the power component 806 may include a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for the device 800.
  • the multimedia component 808 includes a screen that provides an output interface between the device 800 and a user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user.
  • the touch panel includes one or more touch sensors to sense touch, swipe, and gestures on the touch panel. The touch sensor may not only sense a boundary of a touch or slide action, but also detect duration and pressure related to the touch or slide operation.
  • the multimedia component 808 includes a front camera and / or a rear camera. When the device 800 is in an operation mode, such as a shooting mode or a video mode, the front camera and / or the rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capabilities.
  • the audio component 810 is configured to output and / or input audio signals.
  • the audio component 810 includes a microphone (MIC) that is configured to receive external audio signals when the device 800 is in an operation mode, such as a call mode, a recording mode, and a voice recognition mode.
  • the received audio signal may be further stored in the memory 804 or transmitted via the communication component 816.
  • the audio component 810 further includes a speaker for outputting audio signals.
  • the I / O interface 812 provides an interface between the processing component 802 and a peripheral interface module.
  • the peripheral interface module may be a keyboard, a click wheel, a button, or the like. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.
  • the sensor component 814 includes one or more sensors for providing status assessment of various aspects of the device 800.
  • the sensor component 814 can detect the on / off state of the device 800 and the relative positioning of the components, such as the display and keypad of the device 800, and the sensor component 814 can also detect the change of the position of the device 800 or a component of the device 800 , The presence or absence of the user's contact with the device 800, the orientation or acceleration / deceleration of the device 800, and the temperature change of the device 800.
  • the sensor component 814 may include a proximity sensor configured to detect the presence of nearby objects without any physical contact.
  • the sensor component 814 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor component 814 may further include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
  • the communication component 816 is configured to facilitate wired or wireless communication between the device 800 and other devices.
  • the device 800 can access a wireless network based on a communication standard, such as WiFi, 2G, or 3G, or a combination thereof.
  • the communication section 816 receives a broadcast signal or broadcast-related information from an external broadcast management system via a broadcast channel.
  • the communication component 816 further includes a near field communication (NFC) module to facilitate short-range communication.
  • the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.
  • RFID radio frequency identification
  • IrDA infrared data association
  • UWB ultra wideband
  • Bluetooth Bluetooth
  • the device 800 may be implemented by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable It is implemented by a gate array (FPGA), a controller, a microcontroller, a microprocessor, or other electronic components, and is configured to perform the technical process performed by the UE 20 in the foregoing method embodiment.
  • ASICs application specific integrated circuits
  • DSPs digital signal processors
  • DSPDs digital signal processing devices
  • PLDs programmable logic devices
  • FPGA field programmable It is implemented by a gate array (FPGA), a controller, a microcontroller, a microprocessor, or other electronic components, and is configured to perform the technical process performed by the UE 20 in the foregoing method embodiment.
  • a non-transitory computer-readable storage medium including instructions such as a memory 804 including instructions, may be provided.
  • the foregoing instructions may be executed by the processor 820 of the device 800 to complete UE 20 in the foregoing method embodiment.
  • the non-transitory computer-readable storage medium may be a ROM, a random access memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
  • Fig. 9 is a block diagram of a slot format indication device 900 according to an exemplary embodiment.
  • the slot format indicating device 900 may be a base station.
  • the slot format indication device 900 may include a processor 901, a receiver 902, a transmitter 903, and a memory 904.
  • the receiver 902, the transmitter 903, and the memory 904 are connected to the processor 901 through a bus, respectively.
  • the processor 901 includes one or more processing cores.
  • the processor 901 executes a method performed by a base station in the slot format indication method provided in the embodiment of the present disclosure by running software programs and modules.
  • the memory 904 may be used to store software programs and modules. Specifically, the memory 904 may store an application program module 9042 required by the operating system 9041 and at least one function.
  • the receiver 902 is configured to receive communication data sent by other devices, and the transmitter 903 is configured to send communication data to other devices.
  • Fig. 10 is a block diagram of a time slot format indication system 1000 according to an exemplary embodiment. As shown in Fig. 10, the time slot format indication system 1000 includes a base station 1001 and a UE 1002.
  • the base station 1001 is configured to perform the slot format indication method performed by the base station in the embodiment shown in FIG. 5.
  • the UE 1002 is configured to perform the slot format indication method performed by the UE in the embodiment shown in FIG. 5.
  • a computer-readable storage medium is also provided.
  • the computer-readable storage medium is a non-volatile computer-readable storage medium, and the computer-readable storage medium stores a computer program therein.
  • a computer program is executed by a processing component, the method for indicating a time slot format provided by the foregoing embodiment of the present disclosure can be implemented.
  • An embodiment of the present disclosure also provides a computer program product.
  • the computer program product stores instructions that, when run on a computer, enable the computer to execute the slot format indication method provided by the embodiment of the present disclosure.
  • An embodiment of the present disclosure further provides a chip, which includes a programmable logic circuit and / or a program instruction, and when the chip is running, can execute a time slot format indication method provided by the embodiment of the present disclosure.

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Abstract

本公开提供了一种时隙格式指示方法、装置、设备、系统及存储介质,属于无线通信技术领域。所述方法包括:在侦听到目标信道处于空闲状态时,通过该目标信道向用户设备UE发送时隙格式指示信息,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;其中,该目标部分时隙位于基站占用该目标信道的时间段内,该目标信道位于非授权频谱上。本公开实施例提供的时隙格式指示方法能够减小部分时隙对基站和UE之间的正常通信所带来的不利影响。

Description

时隙格式指示方法、装置、设备、系统及存储介质 技术领域
本公开涉及无线通信技术领域,尤其涉及一种时隙格式指示方法、装置、设备、系统及存储介质。
背景技术
随着无线通信技术的发展,越来越多的通信系统能够通过非授权频谱上的信道进行通信数据的传输。由于非授权频谱上可以工作有多个通信系统,考虑到多个通信系统间的公平性,非授权频谱上基站的通信一般采用先听后发(英文:Listen Before Talk;简称:LBT)机制,也即是,基站在发送通信数据之前先对非授权频谱上的信道进行侦听,当侦听到信道空闲时才能占用该非授权频谱上的信道发送通信数据。
实际应用中,基站开始占用非授权频谱上的信道的时刻很可能位于某一个完整时隙的中间位置,也即是,基站占用非授权频谱上的信道的时间段内很可能存在部分时隙(英文:partial slot),所谓部分时隙是一个相对于完整时隙的概念,其中,一个完整时隙包括的符号(英文:symbol)个数为14个,而部分时隙包括的符号个数小于14个。
由于部分时隙有可能会对基站和用户设备(英文:User Equipment;简称:UE)之间的正常通信带来不利影响,因此,目前亟需一种减小部分时隙对基站和UE之间的正常通信所带来的不利影响的方法。
发明内容
本公开实施例提供了一种时隙格式指示方法、装置、设备、系统及存储介 质,能够减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
根据本公开实施例的第一方面,提供一种时隙格式指示方法,包括:
在侦听到目标信道处于空闲状态时,通过所述目标信道向用户设备UE发送时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
其中,所述目标部分时隙位于基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的第一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;
其中,所述第一符号个数指示信息用于指示所述N,所述第一完整时隙格式指示信息用于指示所述第一完整时隙包括的14个符号的上下行格式。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的最后一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;
其中,所述第二符号个数指示信息用于指示所述N,所述第二完整时隙格式指示信息用于指示所述第二完整时隙包括的14个符号的上下行格式。
可选的,所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;
其中,所述第三符号个数指示信息用于指示所述N,所述第三完整时隙格式指示信息用于指示所述第三完整时隙包括的14个符号的上下行格式,所述第一起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述第三完整时隙中的位置。
可选的,所述时隙格式指示信息包括目标格式标识;所述目标部分时隙包括的N个符号的上下行格式为时隙格式表中与所述目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;
其中,所述时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,所述上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,所述目标正整数集合包括至少一个小于14的正整数,所述目标正整数集合中存在所述N。
可选的,所述上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
可选的,所述上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
可选的,所述目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;所述目标部分时隙包括的N个符号的上下行格式与所述目标上下行格式序列中连续N个符号的上下行格式相同。
可选的,所述时隙格式指示信息还包括第四符号个数指示信息和第二起始位置指示信息,所述第四符号个数指示信息用于指示所述N,所述第二起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述R个符号中的位置。
可选的,所述通过所述目标信道向用户设备UE发送时隙格式指示信息,包括:
通过所述目标信道向所述UE发送目标下行控制信息DCI,其中,目标DCI携带有所述时隙格式指示信息。
根据本公开实施例的第二方面,提供一种时隙格式指示方法,包括:
接收基站通过目标信道发送的时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
其中,所述时隙格式指示信息是所述基站在侦听到所述目标信道处于空闲状态时发送的,所述目标部分时隙位于所述基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的第一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;
其中,所述第一符号个数指示信息用于指示所述N,所述第一完整时隙格式指示信息用于指示所述第一完整时隙包括的14个符号的上下行格式。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的最后一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;
其中,所述第二符号个数指示信息用于指示所述N,所述第二完整时隙格式指示信息用于指示所述第二完整时隙包括的14个符号的上下行格式。
可选的,所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格 式相同。
可选的,所述时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;
其中,所述第三符号个数指示信息用于指示所述N,所述第三完整时隙格式指示信息用于指示所述第三完整时隙包括的14个符号的上下行格式,所述第一起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述第三完整时隙中的位置。
可选的,所述时隙格式指示信息包括目标格式标识;所述目标部分时隙包括的N个符号的上下行格式为时隙格式表中与所述目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;
其中,所述时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,所述上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,所述目标正整数集合包括至少一个小于14的正整数,所述目标正整数集合中存在所述N。
可选的,所述上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
可选的,所述上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
可选的,所述目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;所述目标部分时隙包括的N个符号的上下行格式与所述目标上下行格式序列中连续N个符号的上下行格式相同。
可选的,所述时隙格式指示信息还包括第四符号个数指示信息和第二起始位置指示信息,所述第四符号个数指示信息用于指示所述N,所述第二起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述R个符号中的位置。
可选的,所述接收基站通过目标信道发送的时隙格式指示信息,包括:
接收所述基站通过所述目标信道发送的目标下行控制信息DCI,其中,目标DCI携带有所述时隙格式指示信息。
根据本公开实施例的第三方面,提供一种时隙格式指示装置,包括:
发送模块,用于在侦听到目标信道处于空闲状态时,通过所述目标信道向用户设备UE发送时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
其中,所述目标部分时隙位于基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的第一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;
其中,所述第一符号个数指示信息用于指示所述N,所述第一完整时隙格式指示信息用于指示所述第一完整时隙包括的14个符号的上下行格式。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的最后一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;
其中,所述第二符号个数指示信息用于指示所述N,所述第二完整时隙格式指示信息用于指示所述第二完整时隙包括的14个符号的上下行格式。
可选的,所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格 式相同。
可选的,所述时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;
其中,所述第三符号个数指示信息用于指示所述N,所述第三完整时隙格式指示信息用于指示所述第三完整时隙包括的14个符号的上下行格式,所述第一起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述第三完整时隙中的位置。
可选的,所述时隙格式指示信息包括目标格式标识;所述目标部分时隙包括的N个符号的上下行格式为时隙格式表中与所述目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;
其中,所述时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,所述上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,所述目标正整数集合包括至少一个小于14的正整数,所述目标正整数集合中存在所述N。
可选的,所述上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
可选的,所述上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
可选的,所述目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;所述目标部分时隙包括的N个符号的上下行格式与所述目标上下行格式序列中连续N个符号的上下行格式相同。
可选的,所述时隙格式指示信息还包括第四符号个数指示信息和第二起始位置指示信息,所述第四符号个数指示信息用于指示所述N,所述第二起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述R个符号中的位置。
可选的,所述发送模块,具体用于:
通过所述目标信道向所述UE发送目标下行控制信息DCI,其中,目标DCI携带有所述时隙格式指示信息。
根据本公开实施例的第四方面,提供一种时隙格式指示装置,包括:
接收模块,用于接收基站通过目标信道发送的时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
其中,所述时隙格式指示信息是所述基站在侦听到所述目标信道处于空闲状态时发送的,所述目标部分时隙位于所述基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的第一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;
其中,所述第一符号个数指示信息用于指示所述N,所述第一完整时隙格式指示信息用于指示所述第一完整时隙包括的14个符号的上下行格式。
可选的,所述目标部分时隙为所述基站占用所述目标信道的时间段内的最后一个时隙;
所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;
其中,所述第二符号个数指示信息用于指示所述N,所述第二完整时隙格式指示信息用于指示所述第二完整时隙包括的14个符号的上下行格式。
可选的,所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符 号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格式相同。
可选的,所述时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;
其中,所述第三符号个数指示信息用于指示所述N,所述第三完整时隙格式指示信息用于指示所述第三完整时隙包括的14个符号的上下行格式,所述第一起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述第三完整时隙中的位置。
可选的,所述时隙格式指示信息包括目标格式标识;所述目标部分时隙包括的N个符号的上下行格式为时隙格式表中与所述目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;
其中,所述时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,所述上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,所述目标正整数集合包括至少一个小于14的正整数,所述目标正整数集合中存在所述N。
可选的,所述上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
可选的,所述上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
可选的,所述目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;所述目标部分时隙包括的N个符号的上下行格式与所述目标上下行格式序列中连续N个符号的上下行格式相同。
可选的,所述时隙格式指示信息还包括第四符号个数指示信息和第二起始位置指示信息,所述第四符号个数指示信息用于指示所述N,所述第二起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述R个符号中的位置。
可选的,所述接收模块,具体用于:
接收所述基站通过所述目标信道发送的目标下行控制信息DCI,其中,目标DCI携带有所述时隙格式指示信息。
根据本公开实施例的第五方面,提供一种基站,所述基站包括:
处理器;
用于存储处理器可执行的指令的存储器;
其中,所述处理器被配置为:
在侦听到目标信道处于空闲状态时,通过所述目标信道向用户设备UE发送时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
其中,所述目标部分时隙位于基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
根据本公开实施例的第六方面,提供一种用户设备,所述用户设备包括:
处理器;
用于存储处理器可执行的指令的存储器;
其中,所述处理器被配置为:
接收基站通过目标信道发送的时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
其中,所述时隙格式指示信息是所述基站在侦听到所述目标信道处于空闲状态时发送的,所述目标部分时隙位于所述基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
根据本公开实施例的第七方面,提供一种时隙格式指示系统,所述时隙格式指示系统包括如上述第三方面任一所述的时隙格式指示装置和如上述第四方面任一所述的时隙格式指示装置。
根据本公开实施例的第八方面,提供一种计算机可读存储介质,所述计算机可读存储介质中存储有计算机程序,存储的所述计算机程序被处理组件执行 时能够实现如上述第一方面任一所述的时隙格式指示方法;或者,
存储的所述计算机程序被处理组件执行时能够实现如上述第二方面任一所述的时隙格式指示方法。
本公开的实施例提供的技术方案至少可以包括以下有益效果:
通过在侦听到位于非授权频谱上的目标信道处于空闲状态时,通过该目标信道向用户设备UE发送时隙格式指示信息,其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,该目标部分时隙位于基站占用该目标信道的时间段内,这样,UE就可以根据时隙格式指示信息的指示获取该目标部分时隙中符号的上下行格式,从而使UE能够在不需要请求基站许可的前提下通过目标部分时隙中的上行格式的符号向基站发送通信数据,同时也可以使UE能够避免在目标部分时隙的上行格式的符号中进行PDCCH的盲检,这样,就可以降低UE的功耗和上行发送时延,因此可以减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
应当理解的是,以上的一般描述和后文的细节描述仅是示例性和解释性的,并不能限制本公开。
附图说明
此处的附图被并入说明书中并构成本说明书的一部分,示出了符合本公开的实施例,并与说明书一起用于解释本公开的原理。
图1是一种基站占用处于非授权频谱上的信道的时间段内的时隙的示意图。
图2是根据一示例性实施例示出的一种实施环境的示意图。
图3是根据一示例性实施例示出的一种时隙格式指示方法的流程图。
图4是根据一示例性实施例示出的一种时隙格式指示方法的流程图。
图5是根据一示例性实施例示出的一种时隙格式指示方法的流程图。
图6是根据一示例性实施例示出的一种时隙格式指示装置的框图。
图7是根据一示例性实施例示出的一种时隙格式指示装置的框图。
图8是根据一示例性实施例示出的一种时隙格式指示装置的框图。
图9是根据一示例性实施例示出的一种时隙格式指示装置的框图。
图10是根据一示例性实施例示出的一种时隙格式指示系统的框图。
具体实施方式
为使本公开的目的、技术方案和优点更加清楚,下面将结合附图对本公开实施方式作进一步地详细描述。
这里将详细地对示例性实施例进行说明,其示例表示在附图中。下面的描述涉及附图时,除非另有表示,不同附图中的相同数字表示相同或相似的要素。以下示例性实施例中所描述的实施方式并不代表与本公开相一致的所有实施方式。相反,它们仅是与如所附权利要求书中所详述的、本公开的一些方面相一致的装置和方法的例子。
在5GNR(英文:New Radio Access Technology)通信系统中,一个完整时隙包括14个符号(英文:symbol),完整时隙的格式指的是该完整时隙包括的每个符号的上下行格式。
其中,符号的上下行格式用于表征符号中数据的传输方向,在5G NR通信系统中,符号的上下行格式可以分为3类,分别为上行格式(通常采用字母U表示)、下行格式(通常采用字母D表示)和不确定格式(通常采用字母X表示)。
在上行格式的符号中,数据的传输方向为上行方向,用户设备(英文:User Equipment;简称:UE)可以在上行格式的符号中向基站发送通信数据;在下行格式的符号中,数据的传输方向为下行方向,UE可以在下行格式的符号中接收基站发送的通信数据;在不确定格式的符号中,UE需要通过基站的进一步指示确定该符号中数据的传输方向,也即是,UE需要通过基站的进一步指 示确定在该符号中UE能否向基站发送通信数据,或者,UE需要通过基站的进一步指示确定在该符号中UE能否接收基站发送的通信数据。
当前,5G NR通信系统定义了一个完整时隙格式的表格,表格中一共有256种格式,其中前56种完整时隙的格式已经明确给出,后面的200种格式预留用于后续确定。该56种完整时隙的格式如表1所示:
表1
Figure PCTCN2018098639-appb-000001
Figure PCTCN2018098639-appb-000002
如表1所示,时隙格式编号为0的完整时隙格式中,每一符号的上下行格式均为下行格式,时隙格式编号为1的完整时隙格式中,每一符号的上下行格式均为上行格式,时隙格式编号为3的完整时隙格式中,前13个符号的上下行格式均为下行格式,最后一个符号的上下行格式为不确定格式。
在5G NR通信系统中,基站可以利用8比特长度的数据向UE指示完整时隙的格式。这样,UE就可以根据基站的指示而确定完整时隙中每个符号的上下行格式,在确定了完整时隙中每个符号的上下行格式之后,UE可以在下行格式的符号中对物理下行控制信道(英文:Physical Downlink Control Channel;简称:PDCCH)进行盲检,以接收基站通过PDCCH发送给该UE的下行控制信息(英文:Downlink Control Information;简称:DCI),并根据该DCI的调度接收基站发送的通信数据,同时,UE也可以在不需要请求基站许可的前提下,在上行格式的符号中向基站发送通信数据。
由于在确定了完整时隙中每个符号的上下行格式之后,UE不需要在上行格式的符号中对PDCCH进行盲检,同时,UE也不需要请求基站的许可就可以在上行格式的符号中向基站发送通信数据,因此,基站向UE指示完整时隙的格式,一方面可以降低UE的功耗,另一方面可以减小UE的上行发送时延。
实际应用中,5GNR通信系统可以在非授权频谱上工作。通常情况下,在工作于非授权频谱上的通信系统中,基站的通信一般采用先听后发(英文:Listen Before Talk;简称:LBT)机制,也即是,基站在发送通信数据之前需要先对非授权频谱上的信道(以下简称为目标信道)进行侦听,当侦听到目标信道空闲时才能占用该目标信道发送通信数据,同时,基站占用该目标信道的时长不能超过最长信道占用时间(英文:Maximum Channel Occupancy Time;简称:MCOT),当占用目标信道的时长达到MCOT时,基站需要重新进行LBT以竞争信道。
实际应用中,基站开始占用目标信道的时刻很可能正好位于一个完整时隙的中间位置,同时,基站结束占用该目标信道的时刻也很可能正好位于一个完整时隙的中间位置。
例如,如图1所示,基站开始占用目标信道的时刻正好位于完整时隙0的中间位置,同时,基站结束占用该目标信道的时刻正好位于完整时隙4的中间位置。
由于基站开始占用和结束占用目标信道的时刻均有可能位于一个完整时隙的中间位置,因此,基站占用目标信道的时间段内很可能存在部分时隙(英文:partial slot)。所谓部分时隙是一个相对于完整时隙的概念,在5GNR通信系统中,部分时隙包括的符号个数小于14个。
例如,如图1所示,由于基站开始占用目标信道的时刻正好位于完整时隙0的中间位置,同时,基站结束占用该目标信道的时刻正好位于完整时隙4的中间位置,因此,基站占用目标信道的时间段内存在部分时隙1和部分时隙2。
在当前的通信标准中,并没有对部分时隙的格式进行定义,同时,当前的通信标准也没有对部分时隙的指示方式进行规定。因此,当基站占用目标信道的时间段内存在部分时隙时,UE无法根据基站的指示确定该部分时隙中符号的上下行格式。故而,UE就需要在该部分时隙的每一个符号中进行PDCCH的盲检,同时,当需要在该部分时隙中向基站发送通信数据时,UE必须要请 求基站的许可,并根据基站的指示进行通信数据的发送,这无疑会对基站和UE之间的正常通信带来不利影响。
本公开实施例提供了一种时隙格式指示方法,可以减小部分时隙对基站和UE之间的正常通信带来不利影响。
在该时隙格式指示方法中,基站可以在侦听到目标信道处于空闲状态时,向UE发送时隙格式指示信息,其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,该目标部分时隙位于基站占用该目标信道的时间段内,这样,UE就可以根据时隙格式指示信息的指示获取该目标部分时隙中符号的上下行格式,从而使UE能够在不需要请求基站许可的前提下通过目标部分时隙中的上行格式的符号向基站发送通信数据,同时也可以使UE能够避免在目标部分时隙的上行格式的符号中进行PDCCH的盲检,这样,就可以降低UE的功耗和上行发送时延,因此可以减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
下面,将对本公开实施例提供的时隙格式指示方法所涉及到的实施环境进行说明。
图2为本公开实施例提供的时隙格式指示方法所涉及到的实施环境的示意图。如图2所示,该实施环境可以包括基站10和UE 20。基站10和UE 20可以通过通信网络进行连接,UE 20为基站10所服务的小区中的任一个UE。
其中,上述通信网络可以为5G NR通信网络,或者,其他的与5G NR通信网络类似的通信网络。
图3是根据一示例性实施例示出的一种时隙格式指示方法的流程图,该时隙格式指示方法可以用于图2所示的基站10中,如图3所示,该时隙格式指示方法包括以下步骤:
步骤301、在侦听到目标信道处于空闲状态时,基站通过该目标信道向UE 发送时隙格式指示信息。
其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数,该目标部分时隙位于基站占用该目标信道的时间段内,该目标信道位于非授权频谱上。
综上所述,本公开实施例提供的时隙格式指示方法,通过基站在侦听到位于非授权频谱上的目标信道处于空闲状态时,向UE发送时隙格式指示信息,其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,该目标部分时隙位于基站占用该目标信道的时间段内,这样,UE就可以根据时隙格式指示信息的指示获取该目标部分时隙中符号的上下行格式,从而使UE能够在不需要请求基站许可的前提下通过目标部分时隙中的上行格式的符号向基站发送通信数据,同时也可以使UE能够避免在目标部分时隙的上行格式的符号中进行PDCCH的盲检,这样,就可以降低UE的功耗和上行发送时延,因此可以减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
图4是根据一示例性实施例示出的一种时隙格式指示方法的流程图,该时隙格式指示方法可以用于图2所示的UE 20中,如图4所示,该时隙格式指示方法包括以下步骤:
步骤401、UE接收基站通过目标信道发送的时隙格式指示信息。
其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数,该时隙格式指示信息是基站在侦听到该目标信道处于空闲状态时发送的,该目标部分时隙位于基站占用该目标信道的时间段内,该目标信道位于非授权频谱上。
综上所述,本公开实施例提供的时隙格式指示方法,通过接收基站使用目标信道发送的时隙格式指示信息,其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,该目标部分时隙位于基站占用该目标信道的时间段内,这样,UE就可以根据时隙格式指示信息的指示获取该目标部 分时隙中符号的上下行格式,从而使UE能够在不需要请求基站许可的前提下通过目标部分时隙中的上行格式的符号向基站发送通信数据,同时也可以使UE能够避免在目标部分时隙的上行格式的符号中进行PDCCH的盲检,这样,就可以降低UE的功耗和上行发送时延,因此可以减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
图5是根据一示例性实施例示出的一种时隙格式指示方法的流程图,该时隙格式指示方法可以用于图2所示的实施环境中,如图5所示,该时隙格式指示方法包括以下步骤:
步骤501、基站侦听目标信道是否处于空闲状态。
如上所述,在工作于非授权频谱上的通信系统中,基站需要在发送通信数据之前对非授权频谱上的信道(也即是目标信道)进行侦听,当侦听到目标信道空闲时才能占用该目标信道发送通信数据。因此,在本公开实施例中,基站需要执行上述步骤501的技术过程。
其中,目标信道处于空闲状态指的是该目标信道没有被占用,对应地,目标信道处于非空闲状态指的是该目标信道正在被占用。
步骤502、在侦听到目标信道处于空闲状态时,基站通过目标信道向UE发送时隙格式指示信息。
当侦听到目标信道处于空闲状态时,基站可以占用该目标信道,并通过该目标信道传输通信数据。其中,为了降低UE的功耗、减小UE的上行发送时延,也即是,为了减小部分时隙对基站和UE之间的正常通信带来的不利影响,基站可以在占用该目标信道后,通过该目标信道向UE发送时隙格式指示信息。
其中,时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数,该目标部分时隙位于基站占用目标信道的时间段内。例如,该目标部分时隙可以为图1所示的部分时隙1或者部分时隙2。
在本公开的一个实施例中,基站可以通过DCI向UE发送该时隙格式指示 信息。也即是,基站可以在侦听到目标信道处于空闲状态时,通过目标信道向UE发送DCI,其中,该DCI中携带有上述时隙格式指示信息。
本公开实施例提供了时隙格式指示信息对目标部分时隙的格式进行指示的的两种方式,其中,目标部分时隙的格式指的是该目标部分时隙包括的每个符号的上下行格式。下面,本公开实施例将对这两种方式进行简要说明:
第一种方式、时隙格式指示信息可以利用完整时隙的格式对目标部分时隙的格式进行指示。
如上文说明以及图1所示可知,基站占用目标信道的时间段内最多可能存在两个目标部分时隙,该两个目标部分时隙可以分别为基站占用目标信道的时间段内的第一个时隙和最后一个时隙。
其中,若目标部分时隙为基站占用目标信道的时间段内的第一个时隙,则该目标部分时隙包括的N个符号可以是一个完整时隙包括的14个符号中的后N个符号;若目标部分时隙为基站占用目标信道的时间段内的最后一个时隙,则该目标部分时隙包括的N个符号可以是一个完整时隙包括的14个符号中的前N个符号。
例如,在图1中,部分时隙1可以包括7个符号,该7个符号是完整时隙0包括的14个符号中的后7个符号,部分时隙2可以包括7个符号,该7个符号是完整时隙4包括的14个符号中的前7个符号。
由以上的说明可知,目标部分时隙包括的N个符号可以是一个完整时隙包括的14个符号的子集,因此,在本公开实施例提供的第一种指示方式中,时隙格式指示信息可以利用完整时隙的格式对目标部分时隙的格式进行指示。
可选的,当目标部分时隙为基站占用目标信道的时间段内的第一个时隙时,该时隙格式指示信息可以指示目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
例如,第一完整时隙的格式可以为表1中时隙格式编号为3的完整时隙格式,则该时隙格式指示信息可以指示目标部分时隙包括的N个符号的上下行格 式与时隙格式编号为3的完整时隙格式中的后N个符号的上下行格式相同。如表1所示,在N为3的情况下,时隙格式指示信息所指示的目标部分时隙包括的N(3)个符号的上下行格式分别为D(下行格式)、D(下行格式)和X(不确定格式)。
在这种情况下,时隙格式指示信息可以包括第一符号个数指示信息和第一完整时隙格式指示信息。
其中,第一符号个数指示信息用于指示上述N(也即是目标部分时隙包括的符号个数),第一完整时隙格式指示信息用于指示第一完整时隙包括的14个符号的上下行格式(也即是第一完整时隙的格式)。
在本公开的一个实施例中,该第一符号个数指示信息的长度可以为4比特,第一完整时隙格式指示信息的长度可以为8比特。
可选的,当目标部分时隙为基站占用目标信道的时间段内的最后一个时隙时,该时隙格式指示信息可以指示目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
例如,第一完整时隙的格式可以为表1中时隙格式编号为10的完整时隙格式,则该时隙格式指示信息可以指示目标部分时隙包括的N个符号的上下行格式与时隙格式编号为10的完整时隙格式中的前N个符号的上下行格式相同。如表1所示,在N为3的情况下,时隙格式指示信息所指示的目标部分时隙包括的N(3)个符号的上下行格式分别为X(不确定格式)、U(上行格式)和U(上行格式)。
在这种情况下,时隙格式指示信息可以包括第二符号个数指示信息和第二完整时隙格式指示信息。
其中,第二符号个数指示信息用于指示上述N(也即是目标部分时隙包括的符号个数),第二完整时隙格式指示信息用于指示第二完整时隙包括的14个符号的上下行格式(也即是第二完整时隙的格式)。
在本公开的一个实施例中,该第二符号个数指示信息的长度可以为4比特, 第二完整时隙格式指示信息的长度可以为8比特。
可选的,当目标部分时隙为基站占用目标信道的时间段内的第一个或者最后一个时隙时,该时隙格式指示信息还可以指示目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格式相同。
其中,这里的“连续N个符号”可以是除第三完整时隙包括的14个符号中前N个符号和后N个符号以外的任意连续的N个符号。
例如,第三完整时隙的格式可以为表1中时隙格式编号为12的完整时隙格式,则该时隙格式指示信息可以指示目标部分时隙包括的N个符号的上下行格式与时隙格式编号为12的完整时隙格式中的,以编号为2的符号为第一个符号的,连续N个符号的上下行格式相同。如表1所示,在N为3的情况下,时隙格式指示信息所指示的目标部分时隙包括的N(3)个符号的上下行格式分别为X(不确定格式)、U(上行格式)和U(上确定格式)。
在这种情况下,时隙格式指示信息可以包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;
其中,第三符号个数指示信息用于指示上述N(也即是目标部分时隙包括的符号个数),第三完整时隙格式指示信息用于指示第三完整时隙包括的14个符号的上下行格式(也即是第三完整时隙的格式),第一起始位置指示信息用于指示上述连续N个符号中的第一个符号在第三完整时隙中的位置。
在本公开的一个实施例中,该第三符号个数指示信息的长度可以为4比特,第三完整时隙格式指示信息的长度可以为8比特,第一起始位置指示信息的长度可以为4比特。
可选的,在本公开实施例中,该第三符号个数指示信息和第一起始位置指示信息可以联合指示。
需要指出的是,在第一种方式中,第一完整时隙的格式、第二完整时隙的格式以及第三完整时隙的格式均可以为5G NR通信系统定义的56种完整时隙 格式中的一种,本公开实施例对此不作具体限定。
第二种方式、时隙格式指示信息可以利用目标格式标识对目标部分时隙的格式直接进行指示。
在这种方式中,基站和UE中均可以维护一个时隙格式表,该时隙格式表可以是5G NR通信系统预设的,例如,该时隙格式表可以由通信标准进行规定,或者,该时隙格式表也可以是基站生成并发送给UE的。
该时隙格式表中可以存储有至少一组格式标识与上下行格式序列的对应关系,其中,上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,该目标正整数集合包括至少一个小于14的正整数,且,该目标正整数集合中存在上述N。
例如,N可以为3,该目标正整数集合可以包括3个正整数,分别为2、3和4(3存在于目标正整数集合中),则该时隙格式表可以如表2所示:
表2
格式标识 上下行格式序列
a1 DDD
a2 DU
a3 DDUX
a4 UUX
a5 UDXX
如表2所示,时隙格式表中的上下行格式序列可以包括2个符号的上下行格式,3个符号的上下行格式或者4个符号的上下行格式。其中,2、3和4均为目标正整数集合包括的正整数。
在这种方式中,时隙格式指示信息可以包括目标格式标识,则目标部分时隙包括的N个符号的上下行格式可以为时隙格式表中与该目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式。
例如,时隙格式指示信息可以包括目标格式标识a1,表2所示的时隙格式表中与该目标格式标识a1对应的目标上下行格式序列为“DDD”,则目标部分 时隙包括的N(3)个符号的上下行格式可以分别为D(下行格式)、D(下行格式)和D(下行格式)。
在一种可能的实现方式中,时隙格式表中的上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
其中,第四完整时隙的格式可以为5G NR通信系统定义的56种完整时隙格式中的一种。
在另一种可能的实现方式中,时隙格式表中的上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
其中,该任一完整时隙的格式为5G NR通信系统定义的56种完整时隙格式中的一种。
在这种实现方式中,目标格式标识对应的目标上下行格式序列可以由R个符号的上下行格式组成,其中,R为大于N且小于14的正整数,而目标部分时隙包括的N个符号的上下行格式与该目标上下行格式序列中连续N个符号的上下行格式相同。
可选的,在这种实现方式中,时隙格式指示信息除了包括目标格式标识外,还可以包括第四符号个数指示信息和第二起始位置指示信息。
其中,第四符号个数指示信息用于指示上述N,第二起始位置指示信息用于指示上述连续N个符号中的第一个符号在目标上下行格式序列包括的R个符号中的位置。
步骤503、UE接收基站发送的时隙格式指示信息。
综上所述,本公开实施例提供的时隙格式指示方法,通过基站在侦听到位于非授权频谱上的目标信道处于空闲状态时,向UE发送时隙格式指示信息,其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,该目标部分时隙位于基站占用该目标信道的时间段内,这样,UE就可以 根据时隙格式指示信息的指示获取该目标部分时隙中符号的上下行格式,从而使UE能够在不需要请求基站许可的前提下通过目标部分时隙中的上行格式的符号向基站发送通信数据,同时也可以使UE能够避免在目标部分时隙的上行格式的符号中进行PDCCH的盲检,这样,就可以降低UE的功耗和上行发送时延,因此可以减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
图6是根据一示例性实施例示出的一种时隙格式指示装置600的框图,该时隙格式指示装置600可以设置于图2所示的基站10中。参照图6,该时隙格式指示装置600包括发送模块601。
其中,该发送模块601,用于在侦听到目标信道处于空闲状态时,通过该目标信道向用户设备UE发送时隙格式指示信息。
该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数,该目标部分时隙位于基站占用该目标信道的时间段内,该目标信道位于非授权频谱上。
在本公开的一个实施例中,该目标部分时隙为该基站占用该目标信道的时间段内的第一个时隙;该时隙格式指示信息用于指示该目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;其中,该第一符号个数指示信息用于指示该N,该第一完整时隙格式指示信息用于指示该第一完整时隙包括的14个符号的上下行格式。
在本公开的一个实施例中,该目标部分时隙为该基站占用该目标信道的时间段内的最后一个时隙;该时隙格式指示信息用于指示该目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;其中,该第二符号个数指示信息用于指示该N,该第二完整时隙格式指示信息用于指示该第二完整时隙包括的14个符号的上下行格式。
在本公开的一个实施例中,该时隙格式指示信息用于指示该目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;其中,该第三符号个数指示信息用于指示该N,该第三完整时隙格式指示信息用于指示该第三完整时隙包括的14个符号的上下行格式,该第一起始位置指示信息用于指示该连续N个符号中的第一个符号在该第三完整时隙中的位置。
在本公开的一个实施例中,该时隙格式指示信息包括目标格式标识;该目标部分时隙包括的N个符号的上下行格式为时隙格式表中与该目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;其中,该时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,该上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,该目标正整数集合包括至少一个小于14的正整数,该目标正整数集合中存在该N。
在本公开的一个实施例中,该上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
在本公开的一个实施例中,该上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
在本公开的一个实施例中,该目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;该目标部分时隙包括的N个符号的上下行格式与该目标上下行格式序列中连续N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息还包括第四符号个数指示 信息和第二起始位置指示信息,该第四符号个数指示信息用于指示该N,该第二起始位置指示信息用于指示该连续N个符号中的第一个符号在该R个符号中的位置。
在本公开的一个实施例中,该发送模块601,具体用于通过该目标信道向该UE发送目标下行控制信息DCI,其中,目标DCI携带有该时隙格式指示信息。
综上所述,本公开实施例提供的时隙格式指示装置,通过在侦听到位于非授权频谱上的目标信道处于空闲状态时,向UE发送时隙格式指示信息,其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,该目标部分时隙位于基站占用该目标信道的时间段内,这样,UE就可以根据时隙格式指示信息的指示获取该目标部分时隙中符号的上下行格式,从而使UE能够在不需要请求基站许可的前提下通过目标部分时隙中的上行格式的符号向基站发送通信数据,同时也可以使UE能够避免在目标部分时隙的上行格式的符号中进行PDCCH的盲检,这样,就可以降低UE的功耗和上行发送时延,因此可以减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
关于上述实施例中的装置,其中各个模块执行操作的具体方式已经在有关该方法的实施例中进行了详细描述,此处将不做详细阐述说明。
图7是根据一示例性实施例示出的一种时隙格式指示装置700的框图,该时隙格式指示装置700可以设置于图2所示的UE 20中。参照图7,该时隙格式指示装置700包括接收模块701。
其中,接收模块701,用于接收基站通过目标信道发送的时隙格式指示信息。
该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数,该时隙格式指示信息是该基站在侦听到该目标信道处于空闲状态时发送的,该目标部分时隙位于该基站占用该目标信道的时间 段内,该目标信道位于非授权频谱上。
在本公开的一个实施例中,该目标部分时隙为该基站占用该目标信道的时间段内的第一个时隙;该时隙格式指示信息用于指示该目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;其中,该第一符号个数指示信息用于指示该N,该第一完整时隙格式指示信息用于指示该第一完整时隙包括的14个符号的上下行格式。
在本公开的一个实施例中,该目标部分时隙为该基站占用该目标信道的时间段内的最后一个时隙;该时隙格式指示信息用于指示该目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;其中,该第二符号个数指示信息用于指示该N,该第二完整时隙格式指示信息用于指示该第二完整时隙包括的14个符号的上下行格式。
在本公开的一个实施例中,该时隙格式指示信息用于指示该目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;其中,该第三符号个数指示信息用于指示该N,该第三完整时隙格式指示信息用于指示该第三完整时隙包括的14个符号的上下行格式,该第一起始位置指示信息用于指示该连续N个符号中的第一个符号在该第三完整时隙中的位置。
在本公开的一个实施例中,该时隙格式指示信息包括目标格式标识;该目 标部分时隙包括的N个符号的上下行格式为时隙格式表中与该目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;其中,该时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,该上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,该目标正整数集合包括至少一个小于14的正整数,该目标正整数集合中存在该N。
在本公开的一个实施例中,该上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
在本公开的一个实施例中,该上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
在本公开的一个实施例中,该目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;该目标部分时隙包括的N个符号的上下行格式与该目标上下行格式序列中连续N个符号的上下行格式相同。
在本公开的一个实施例中,该时隙格式指示信息还包括第四符号个数指示信息和第二起始位置指示信息,该第四符号个数指示信息用于指示该N,该第二起始位置指示信息用于指示该连续N个符号中的第一个符号在该R个符号中的位置。
在本公开的一个实施例中,该接收模块701,具体用于接收该基站通过该目标信道发送的目标下行控制信息DCI,其中,目标DCI携带有该时隙格式指示信息。
综上所述,本公开实施例提供的时隙格式指示装置,通过通过接收基站使用目标信道发送的时隙格式指示信息,其中,该时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,该目标部分时隙位于基站占用该目标信道的时间段内,这样,UE就可以根据时隙格式指示信息的指示获取该目标部分时隙中符号的上下行格式,从而使UE能够在不需要请求基站许可的前提下通过目标部分时隙中的上行格式的符号向基站发送通信数据,同时也可以使UE能够避免在目标部分时隙的上行格式的符号中进行PDCCH的盲检,这 样,就可以降低UE的功耗和上行发送时延,因此可以减小部分时隙对基站和UE之间的正常通信所带来的不利影响。
关于上述实施例中的装置,其中各个模块执行操作的具体方式已经在有关该方法的实施例中进行了详细描述,此处将不做详细阐述说明。
图8是根据一示例性实施例示出的一种时隙格式指示装置800的框图。例如,装置800可以是移动电话,计算机,数字广播终端,消息收发设备,游戏控制台,平板设备,医疗设备,健身设备,个人数字助理等。
参照图8,装置800可以包括以下一个或多个组件:处理组件802,存储器804,电源组件806,多媒体组件808,音频组件810,输入/输出(I/O)的接口812,传感器组件814,以及通信组件816。
处理组件802通常控制装置800的整体操作,诸如与显示,电话呼叫,数据通信,相机操作和记录操作相关联的操作。处理组件802可以包括一个或多个处理器820来执行指令,以完成上述的方法实施例中UE20所执行的全部或部分步骤。此外,处理组件802可以包括一个或多个模块,便于处理组件802和其他组件之间的交互。例如,处理组件802可以包括多媒体模块,以方便多媒体组件808和处理组件802之间的交互。
存储器804被配置为存储各种类型的数据以支持在装置800的操作。这些数据的示例包括用于在装置800上操作的任何应用程序或方法的指令,联系人数据,电话簿数据,消息,图片,视频等。存储器804可以由任何类型的易失性或非易失性存储设备或者它们的组合实现,如静态随机存取存储器(SRAM),电可擦除可编程只读存储器(EEPROM),可擦除可编程只读存储器(EPROM),可编程只读存储器(PROM),只读存储器(ROM),磁存储器,快闪存储器,磁盘或光盘。
电源组件806为装置800的各种组件提供电力。电源组件806可以包括电源管理系统,一个或多个电源,及其他与为装置800生成、管理和分配电力相 关联的组件。
多媒体组件808包括在所述装置800和用户之间的提供一个输出接口的屏幕。在一些实施例中,屏幕可以包括液晶显示器(LCD)和触摸面板(TP)。如果屏幕包括触摸面板,屏幕可以被实现为触摸屏,以接收来自用户的输入信号。触摸面板包括一个或多个触摸传感器以感测触摸、滑动和触摸面板上的手势。所述触摸传感器可以不仅感测触摸或滑动动作的边界,而且还检测与所述触摸或滑动操作相关的持续时间和压力。在一些实施例中,多媒体组件808包括一个前置摄像头和/或后置摄像头。当装置800处于操作模式,如拍摄模式或视频模式时,前置摄像头和/或后置摄像头可以接收外部的多媒体数据。每个前置摄像头和后置摄像头可以是一个固定的光学透镜系统或具有焦距和光学变焦能力。
音频组件810被配置为输出和/或输入音频信号。例如,音频组件810包括一个麦克风(MIC),当装置800处于操作模式,如呼叫模式、记录模式和语音识别模式时,麦克风被配置为接收外部音频信号。所接收的音频信号可以被进一步存储在存储器804或经由通信组件816发送。在一些实施例中,音频组件810还包括一个扬声器,用于输出音频信号。
I/O接口812为处理组件802和外围接口模块之间提供接口,上述外围接口模块可以是键盘,点击轮,按钮等。这些按钮可包括但不限于:主页按钮、音量按钮、启动按钮和锁定按钮。
传感器组件814包括一个或多个传感器,用于为装置800提供各个方面的状态评估。例如,传感器组件814可以检测到装置800的打开/关闭状态,组件的相对定位,例如所述组件为装置800的显示器和小键盘,传感器组件814还可以检测装置800或装置800一个组件的位置改变,用户与装置800接触的存在或不存在,装置800方位或加速/减速和装置800的温度变化。传感器组件814可以包括接近传感器,被配置用来在没有任何的物理接触时检测附近物体的存在。传感器组件814还可以包括光传感器,如CMOS或CCD图像传感器, 用于在成像应用中使用。在一些实施例中,该传感器组件814还可以包括加速度传感器,陀螺仪传感器,磁传感器,压力传感器或温度传感器。
通信组件816被配置为便于装置800和其他设备之间有线或无线方式的通信。装置800可以接入基于通信标准的无线网络,如WiFi,2G或3G,或它们的组合。在一个示例性实施例中,通信部件816经由广播信道接收来自外部广播管理系统的广播信号或广播相关信息。在一个示例性实施例中,所述通信部件816还包括近场通信(NFC)模块,以促进短程通信。例如,在NFC模块可基于射频识别(RFID)技术,红外数据协会(IrDA)技术,超宽带(UWB)技术,蓝牙(BT)技术和其他技术来实现。
在示例性实施例中,装置800可以被一个或多个应用专用集成电路(ASIC)、数字信号处理器(DSP)、数字信号处理设备(DSPD)、可编程逻辑器件(PLD)、现场可编程门阵列(FPGA)、控制器、微控制器、微处理器或其他电子元件实现,用于执行上述方法实施例中UE 20所执行的技术过程。
在示例性实施例中,还提供了一种包括指令的非临时性计算机可读存储介质,例如包括指令的存储器804,上述指令可由装置800的处理器820执行以完成上述方法实施例中UE 20所执行的技术过程。例如,所述非临时性计算机可读存储介质可以是ROM、随机存取存储器(RAM)、CD-ROM、磁带、软盘和光数据存储设备等。
图9是根据一示例性实施例示出的一种时隙格式指示装置900的框图。例如,时隙格式指示装置900可以是基站。如图9所示,时隙格式指示装置900可以包括:处理器901、接收机902、发射机903和存储器904。接收机902、发射机903和存储器904分别通过总线与处理器901连接。
其中,处理器901包括一个或者一个以上处理核心,处理器901通过运行软件程序以及模块以执行本公开实施例提供的时隙格式指示方法中基站所执行的方法。存储器904可用于存储软件程序以及模块。具体的,存储器904可 存储操作系统9041、至少一个功能所需的应用程序模块9042。接收机902用于接收其他设备发送的通信数据,发射机903用于向其他设备发送通信数据。
图10是根据一示例性实施例示出的一种时隙格式指示系统1000的框图,如图10所示,该时隙格式指示系统1000包括基站1001和UE 1002。
其中,基站1001用于执行图5所示实施例中基站所执行的时隙格式指示方法。
UE 1002用于执行图5所示实施例中UE所执行的时隙格式指示方法。
在示例性实施例中,还提供了一种计算机可读存储介质,该计算机可读存储介质为非易失性的计算机可读存储介质,该计算机可读存储介质中存储有计算机程序,存储的计算机程序被处理组件执行时能够实现本公开上述实施例提供的时隙格式指示方法。
本公开实施例还提供了一种计算机程序产品,该计算机程序产品中存储有指令,当其在计算机上运行时,使得计算机能够执行本公开实施例提供的时隙格式指示方法。
本公开实施例还提供了一种芯片,该芯片包括可编程逻辑电路和/或程序指令,当该芯片运行时能够执行本公开实施例提供的时隙格式指示方法。
本领域技术人员在考虑说明书及实践这里公开的发明后,将容易想到本公开的其它实施方案。本申请旨在涵盖本公开的任何变型、用途或者适应性变化,这些变型、用途或者适应性变化遵循本公开的一般性原理并包括本公开未公开的本技术领域中的公知常识或惯用技术手段。说明书和实施例仅被视为示例性的,本公开的真正范围和精神由下面的权利要求指出。
应当理解的是,本公开并不局限于上面已经描述并在附图中示出的精确结 构,并且可以在不脱离其范围进行各种修改和改变。本公开的范围仅由所附的权利要求来限制。

Claims (32)

  1. 一种时隙格式指示方法,其特征在于,所述方法包括:
    在侦听到目标信道处于空闲状态时,通过所述目标信道向用户设备UE发送时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
    其中,所述目标部分时隙位于基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
  2. 根据权利要求1所述的方法,其特征在于,所述目标部分时隙为所述基站占用所述目标信道的时间段内的第一个时隙;
    所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
  3. 根据权利要求2所述的方法,其特征在于,所述时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;
    其中,所述第一符号个数指示信息用于指示所述N,所述第一完整时隙格式指示信息用于指示所述第一完整时隙包括的14个符号的上下行格式。
  4. 根据权利要求1所述的方法,其特征在于,所述目标部分时隙为所述基站占用所述目标信道的时间段内的最后一个时隙;
    所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
  5. 根据权利要求4所述的方法,其特征在于,所述时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;
    其中,所述第二符号个数指示信息用于指示所述N,所述第二完整时隙格式指示信息用于指示所述第二完整时隙包括的14个符号的上下行格式。
  6. 根据权利要求1所述的方法,其特征在于,所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格式相同。
  7. 根据权利要求6所述的方法,其特征在于,所述时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;
    其中,所述第三符号个数指示信息用于指示所述N,所述第三完整时隙格式指示信息用于指示所述第三完整时隙包括的14个符号的上下行格式,所述第一起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述第三完整时隙中的位置。
  8. 根据权利要求1所述的方法,其特征在于,所述时隙格式指示信息包括目标格式标识;所述目标部分时隙包括的N个符号的上下行格式为时隙格式表中与所述目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;
    其中,所述时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,所述上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,所述目标正整数集合包括至少一个小于14的正整数,所述目标正整数集合中存在所述N。
  9. 根据权利要求8所述的方法,其特征在于,所述上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
  10. 根据权利要求8所述的方法,其特征在于,所述上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
  11. 根据权利要求10所述的方法,其特征在于,所述目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;所述目标部分时隙包括的N个符号的上下行格式与所述目标上下行格式序列中连续N个符号的上下行格式相同。
  12. 根据权利要求11所述的方法,其特征在于,所述时隙格式指示信息还包括第四符号个数指示信息和第二起始位置指示信息,所述第四符号个数指示信息用于指示所述N,所述第二起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述R个符号中的位置。
  13. 根据权利要求1至12任一所述的方法,其特征在于,所述通过所述目标信道向用户设备UE发送时隙格式指示信息,包括:
    通过所述目标信道向所述UE发送目标下行控制信息DCI,其中,目标DCI携带有所述时隙格式指示信息。
  14. 一种时隙格式指示方法,其特征在于,所述方法包括:
    接收基站通过目标信道发送的时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
    其中,所述时隙格式指示信息是所述基站在侦听到所述目标信道处于空闲状态时发送的,所述目标部分时隙位于所述基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
  15. 根据权利要求14所述的方法,其特征在于,所述目标部分时隙为所述 基站占用所述目标信道的时间段内的第一个时隙;
    所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第一完整时隙包括的14个符号中后N个符号的上下行格式相同。
  16. 根据权利要求15所述的方法,其特征在于,所述时隙格式指示信息包括第一符号个数指示信息和第一完整时隙格式指示信息;
    其中,所述第一符号个数指示信息用于指示所述N,所述第一完整时隙格式指示信息用于指示所述第一完整时隙包括的14个符号的上下行格式。
  17. 根据权利要求14所述的方法,其特征在于,所述目标部分时隙为所述基站占用所述目标信道的时间段内的最后一个时隙;
    所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第二完整时隙包括的14个符号中前N个符号的上下行格式相同。
  18. 根据权利要求17所述的方法,其特征在于,所述时隙格式指示信息包括第二符号个数指示信息和第二完整时隙格式指示信息;
    其中,所述第二符号个数指示信息用于指示所述N,所述第二完整时隙格式指示信息用于指示所述第二完整时隙包括的14个符号的上下行格式。
  19. 根据权利要求14所述的方法,其特征在于,所述时隙格式指示信息用于指示所述目标部分时隙包括的N个符号的上下行格式与第三完整时隙包括的14个符号中连续N个符号的上下行格式相同。
  20. 根据权利要求19所述的方法,其特征在于,所述时隙格式指示信息包括第三符号个数指示信息、第三完整时隙格式指示信息和第一起始位置指示信息;
    其中,所述第三符号个数指示信息用于指示所述N,所述第三完整时隙格 式指示信息用于指示所述第三完整时隙包括的14个符号的上下行格式,所述第一起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述第三完整时隙中的位置。
  21. 根据权利要求14所述的方法,其特征在于,所述时隙格式指示信息包括目标格式标识;所述目标部分时隙包括的N个符号的上下行格式为时隙格式表中与所述目标格式标识对应的目标上下行格式序列包括的N个符号的上下行格式;
    其中,所述时隙格式表中存储有至少一组格式标识与上下行格式序列的对应关系,所述上下行格式序列包括M个符号的上下行格式,M为目标正整数集合中的正整数,所述目标正整数集合包括至少一个小于14的正整数,所述目标正整数集合中存在所述N。
  22. 根据权利要求21所述的方法,其特征在于,所述上下行格式序列包括的M个符号的上下行格式与第四完整时隙包括的14个符号中连续M个符号的上下行格式相同。
  23. 根据权利要求21所述的方法,其特征在于,所述上下行格式序列包括的M个符号的上下行格式与任一完整时隙中连续的任意M个符号的上下行格式均不相同。
  24. 根据权利要求23所述的方法,其特征在于,所述目标上下行格式序列由R个符号的上下行格式组成,R为大于N且小于14的正整数;所述目标部分时隙包括的N个符号的上下行格式与所述目标上下行格式序列中连续N个符号的上下行格式相同。
  25. 根据权利要求24所述的方法,其特征在于,所述时隙格式指示信息还 包括第四符号个数指示信息和第二起始位置指示信息,所述第四符号个数指示信息用于指示所述N,所述第二起始位置指示信息用于指示所述连续N个符号中的第一个符号在所述R个符号中的位置。
  26. 根据权利要求14至25任一所述的方法,其特征在于,所述接收基站通过目标信道发送的时隙格式指示信息,包括:
    接收所述基站通过所述目标信道发送的目标下行控制信息DCI,其中,目标DCI携带有所述时隙格式指示信息。
  27. 一种时隙格式指示装置,其特征在于,所述装置包括:
    发送模块,用于在侦听到目标信道处于空闲状态时,通过所述目标信道向用户设备UE发送时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
    其中,所述目标部分时隙位于基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
  28. 一种时隙格式指示装置,其特征在于,所述装置包括:
    接收模块,用于接收基站通过目标信道发送的时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
    其中,所述时隙格式指示信息是所述基站在侦听到所述目标信道处于空闲状态时发送的,所述目标部分时隙位于所述基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
  29. 一种基站,其特征在于,所述基站包括:
    处理器;
    用于存储处理器可执行的指令的存储器;
    其中,所述处理器被配置为:
    在侦听到目标信道处于空闲状态时,通过所述目标信道向用户设备UE发送时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
    其中,所述目标部分时隙位于基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
  30. 一种用户设备,其特征在于,所述用户设备包括:
    处理器;
    用于存储处理器可执行的指令的存储器;
    其中,所述处理器被配置为:
    接收基站通过目标信道发送的时隙格式指示信息,所述时隙格式指示信息用于指示目标部分时隙包括的N个符号的上下行格式,N为小于14的正整数;
    其中,所述时隙格式指示信息是所述基站在侦听到所述目标信道处于空闲状态时发送的,所述目标部分时隙位于所述基站占用所述目标信道的时间段内,所述目标信道位于非授权频谱上。
  31. 一种时隙格式指示系统,其特征在于,所述时隙格式指示系统包括如权利要求27所述的时隙格式指示装置和如权利要求28所述的时隙格式指示装置。
  32. 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质中存储有计算机程序,存储的所述计算机程序被处理组件执行时能够实现如权利要求1至13任一所述的时隙格式指示方法;或者,
    存储的所述计算机程序被处理组件执行时能够实现如权利要求14至26任一所述的时隙格式指示方法。
PCT/CN2018/098639 2018-08-03 2018-08-03 时隙格式指示方法、装置、设备、系统及存储介质 Ceased WO2020024287A1 (zh)

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BR112021001848-4A BR112021001848A2 (pt) 2018-08-03 2018-08-03 método de indicação de formato de slot, aparelho e sistema, e aparelho e meio de armazenamento
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RU2021105166A RU2762916C1 (ru) 2018-08-03 2018-08-03 Способ, аппарат и система индикации формата слота, аппарат и носитель данных
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