WO2024128687A1 - 차세대 이동 통신 시스템에서 비행 경로를 업데이트 하기 위한 방법 및 장치 - Google Patents
차세대 이동 통신 시스템에서 비행 경로를 업데이트 하기 위한 방법 및 장치 Download PDFInfo
- Publication number
- WO2024128687A1 WO2024128687A1 PCT/KR2023/020151 KR2023020151W WO2024128687A1 WO 2024128687 A1 WO2024128687 A1 WO 2024128687A1 KR 2023020151 W KR2023020151 W KR 2023020151W WO 2024128687 A1 WO2024128687 A1 WO 2024128687A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- terminal
- flight path
- information
- base station
- path information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft
- G08G5/20—Arrangements for acquiring, generating, sharing or displaying traffic information
- G08G5/26—Transmission of traffic-related information between aircraft and ground stations
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft
- G08G5/20—Arrangements for acquiring, generating, sharing or displaying traffic information
- G08G5/22—Arrangements for acquiring, generating, sharing or displaying traffic information located on the ground
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft
- G08G5/30—Flight plan management
- G08G5/34—Flight plan management for flight plan modification
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft
- G08G5/50—Navigation or guidance aids
- G08G5/55—Navigation or guidance aids for a single aircraft
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2201/00—UAVs characterised by their flight controls
- B64U2201/20—Remote controls
Definitions
- This disclosure relates to the field of communications and to the operations of terminals and base stations.
- the present disclosure relates to a method for updating a flight path and a terminal, base station, and communication system related thereto.
- 5G mobile communication technology defines a wide frequency band to enable fast transmission speeds and new services, and includes sub-6 GHz ('Sub 6GHz') bands such as 3.5 gigahertz (3.5 GHz) as well as millimeter wave (mm) bands such as 28 GHz and 39 GHz. It is also possible to implement it in the ultra-high frequency band ('Above 6GHz') called Wave.
- 'Sub 6GHz' sub-6 GHz
- mm millimeter wave
- Wave ultra-high frequency band
- 6G mobile communication technology which is called the system of Beyond 5G
- Terra is working to achieve a transmission speed that is 50 times faster than 5G mobile communication technology and an ultra-low delay time that is reduced to one-tenth. Implementation in Terahertz bands (e.g., 95 GHz to 3 THz) is being considered.
- ultra-wideband services enhanced Mobile BroadBand, eMBB
- ultra-reliable low-latency communications URLLC
- massive machine-type communications mMTC
- numerology support multiple subcarrier interval operation, etc.
- dynamic operation of slot format initial access technology to support multi-beam transmission and broadband
- definition and operation of BWP Band-Width Part
- New channel coding methods such as LDPC (Low Density Parity Check) codes for data transmission and Polar Code for highly reliable transmission of control information
- L2 pre-processing L2 pre-processing
- dedicated services specialized for specific services. Standardization of network slicing, etc., which provides networks, has been carried out.
- V2X Vehicle-to-Everything
- NR-U New Radio Unlicensed
- UE Power Saving NR terminal low power consumption technology
- NTN Non-Terrestrial Network
- IAB provides a node for expanding the network service area by integrating intelligent factories (Industrial Internet of Things, IIoT) to support new services through linkage and convergence with other industries, and wireless backhaul links and access links.
- Intelligent factories Intelligent Internet of Things, IIoT
- Mobility Enhancement including Conditional Handover and DAPS (Dual Active Protocol Stack) handover
- 2-step Random Access (2-step RACH for simplification of random access procedures)
- Standardization in the field of wireless interface architecture/protocol for technologies such as NR is also in progress
- a 5G baseline for incorporating Network Functions Virtualization (NFV) and Software-Defined Networking (SDN) technology Standardization in the field of system architecture/services for architecture (e.g., Service based Architecture, Service based Interface) and Mobile Edge Computing (MEC), which provides services based on the location of the terminal, is also in progress.
- NFV Network Functions Virtualization
- SDN Software-Defined Networking
- FD-MIMO full dimensional MIMO
- array antennas to ensure coverage in the terahertz band of 6G mobile communication technology.
- multi-antenna transmission technology such as Large Scale Antenna, metamaterial-based lens and antenna to improve coverage of terahertz band signals, high-dimensional spatial multiplexing technology using OAM (Orbital Angular Momentum), RIS ( In addition to Reconfigurable Intelligent Surface technology, Full Duplex technology, satellite, and AI (Artificial Intelligence) to improve the frequency efficiency of 6G mobile communication technology and system network are utilized from the design stage and end-to-end.
- the disclosed embodiment seeks to provide an apparatus and method that can effectively provide services in a wireless communication system.
- the present disclosure provides an apparatus and method that can effectively provide services in a wireless communication system.
- FIG. 1A is a diagram illustrating the structure of an LTE system according to an embodiment of the present disclosure.
- FIG. 1B is a diagram illustrating a wireless protocol structure in an LTE system according to an embodiment of the present disclosure.
- FIG. 1C is a diagram illustrating the structure of a next-generation mobile communication system according to an embodiment of the present disclosure.
- FIG. 1D is a diagram showing the wireless protocol structure of a next-generation mobile communication system according to an embodiment of the present disclosure.
- FIG. 1E is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports flight path information to a base station in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- FIG. 1F is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports the presence of flight path information to a base station through a terminal assistance information message (UEAssistanceInformation) in the next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- Figure 1h is a diagram of a method for a UAV (Uncrewed aerial vehicle) terminal to manage flight information assistance setting information (flightPath-AssistanceConfig) in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- FIG. 1I is a diagram illustrating a procedure for exchanging flight path information (FlightPathReport) sent by a UAV (Uncrewed aerial vehicle) terminal between base stations in a next-generation mobile communication system according to an embodiment of the present disclosure.
- FlightPathReport flight path information
- FIG. 1J is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports flight path information to a base station in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- FIG. 1K is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports flight path information to a base station in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- Figure 1L is a block diagram showing the structure of a terminal according to an embodiment of the present disclosure.
- each block of the processing flow diagrams and combinations of the flow diagram diagrams can be performed by computer program instructions.
- These computer program instructions can be mounted on a processor of a general-purpose computer, special-purpose computer, or other programmable data processing equipment, so that the instructions performed through the processor of the computer or other programmable data processing equipment are described in the flow chart block(s). It creates the means to perform functions.
- These computer program instructions may also be stored in computer-usable or computer-readable memory that can be directed to a computer or other programmable data processing equipment to implement a function in a particular manner, so that the computer-usable or computer-readable memory
- the instructions stored in may also produce manufactured items containing instruction means that perform the functions described in the flow diagram block(s).
- Computer program instructions can also be mounted on a computer or other programmable data processing equipment, so that a series of operational steps are performed on the computer or other programmable data processing equipment to create a process that is executed by the computer, thereby generating a process that is executed by the computer or other programmable data processing equipment. Instructions that perform processing equipment may also provide steps for executing the functions described in the flow diagram block(s).
- each block may represent a module, segment, or portion of code that includes one or more executable instructions for executing specified logical function(s).
- each block may represent a module, segment, or portion of code that includes one or more executable instructions for executing specified logical function(s).
- the term ' ⁇ unit' used in this embodiment refers to software or hardware components such as FPGA (Field Programmable Gate Array) or ASIC (Application Specific Integrated Circuit), and ' ⁇ unit' performs certain roles. do.
- ' ⁇ part' is not limited to software or hardware.
- the ' ⁇ part' may be configured to reside in an addressable storage medium and may be configured to reproduce on one or more processors. Therefore, as an example, ' ⁇ part' refers to components such as software components, object-oriented software components, class components, and task components, processes, functions, properties, and procedures. , subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, databases, data structures, tables, arrays, and variables.
- components and 'parts' may be combined into a smaller number of components and 'parts' or may be further separated into additional components and 'parts'. Additionally, components and 'parts' may be implemented to regenerate one or more CPUs within a device or a secure multimedia card. Additionally, in the embodiment, ' ⁇ part' may include one or more processors.
- connection node a term referring to network entities
- a term referring to messages a term referring to an interface between network objects
- a term referring to various types of identification information a term referring to various types of identification information.
- the following are examples for convenience of explanation. Accordingly, the present disclosure is not limited to the terms described below, and other terms referring to objects having equivalent technical meaning may be used.
- eNB may be used interchangeably with gNB for convenience of explanation. That is, a base station described as an eNB may represent a gNB.
- eNB may be used interchangeably with gNB for convenience of explanation. That is, a base station described as an eNB may represent a gNB.
- the base station is the entity that performs resource allocation for the terminal and may be at least one of gNode B, eNode B, Node B, BS (Base Station), wireless access unit, base station controller, or node on the network.
- a terminal may include a UE (User Equipment), MS (Mobile Station), a cellular phone, a smartphone, a computer, or a multimedia system capable of performing communication functions. Of course, it is not limited to the above examples.
- the present disclosure is applicable to 3GPP NR (5th generation mobile communication standard).
- this disclosure provides intelligent services (e.g., smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety-related services) based on 5G communication technology and IoT-related technology. etc.) can be applied.
- eNB may be used interchangeably with gNB for convenience of explanation. That is, a base station described as an eNB may represent a gNB.
- the term terminal can refer to mobile phones, NB-IoT devices, sensors, as well as other wireless communication devices.
- Wireless communication systems have moved away from providing early voice-oriented services to, for example, 3GPP's HSPA (High Speed Packet Access), LTE (Long Term Evolution or E-UTRA (Evolved Universal Terrestrial Radio Access)), and LTE-Advanced.
- Broadband wireless that provides high-speed, high-quality packet data services such as communication standards such as (LTE-A), LTE-Pro, 3GPP2's High Rate Packet Data (HRPD), UMB (Ultra Mobile Broadband), and IEEE's 802.16e. It is evolving into a communication system.
- the LTE system uses Orthogonal Frequency Division Multiplexing (OFDM) in the downlink (DL), and Single Carrier Frequency Division Multiple Access (SC-FDMA) in the uplink (UL).
- OFDM Orthogonal Frequency Division Multiplexing
- SC-FDMA Single Carrier Frequency Division Multiple Access
- Uplink refers to a wireless link in which a terminal (UE; User Equipment or MS; Mobile Station) transmits data or control signals to a base station (eNode B or BS; Base Station), and downlink refers to a wireless link in which the base station transmits data or control signals to the terminal. It refers to a wireless link that transmits signals.
- the multiple access method described above differentiates each user's data or control information by allocating and operating the time-frequency resources to carry data or control information for each user so that they do not overlap, that is, orthogonality is established. .
- Enhanced Mobile BroadBand eMBB
- massive Machine Type Communication mMTC
- Ultra Reliability Low Latency Communication URLLC
- eMBB may aim to provide more improved data transmission rates than those supported by existing LTE, LTE-A, or LTE-Pro.
- eMBB must be able to provide a peak data rate of 20Gbps in the downlink and 10Gbps in the uplink from the perspective of one base station.
- the 5G communication system may need to provide the maximum transmission rate and at the same time provide an increased user perceived data rate.
- the 5G communication system may require improvements in various transmission and reception technologies, including more advanced multi-antenna (MIMO; Multi Input Multi Output) transmission technology.
- MIMO Multi Input Multi Output
- the 5G communication system uses a frequency bandwidth wider than 20 MHz in the 3 to 6 GHz or above 6 GHz frequency band, meeting the requirements of the 5G communication system. Data transfer speed can be satisfied.
- mMTC is being considered to support application services such as Internet of Things (IoT) in 5G communication systems.
- IoT Internet of Things
- mMTC may require support for access to a large number of terminals within a cell, improved coverage of terminals, improved battery time, and reduced terminal costs.
- the Internet of Things provides communication functions by attaching various sensors and various devices, it must be able to support a large number of terminals (for example, 1,000,000 terminals/km2) within a cell.
- terminals supporting mMTC are likely to be located in shadow areas that cannot be covered by cells, such as the basement of a building, so wider coverage may be required compared to other services provided by the 5G communication system.
- Terminals that support mMTC must be composed of low-cost terminals, and since it is difficult to frequently replace the terminal's battery, a very long battery life time, such as 10 to 15 years, may be required.
- URLLC Ultra-low latency
- ultra-reliability very high reliability
- a service supporting URLLC must satisfy an air interface latency of less than 0.5 milliseconds and may have a packet error rate of less than 10-5.
- the 5G system must provide a smaller Transmit Time Interval (TTI) than other services, and at the same time, a design that requires allocating wide resources in the frequency band to ensure the reliability of the communication link. Specifications may be required.
- TTI Transmit Time Interval
- the three services considered in the above-described 5G communication system namely eMBB, URLLC, and mMTC, can be multiplexed and transmitted in one system.
- different transmission/reception techniques and transmission/reception parameters can be used between services to satisfy the different requirements of each service.
- the above-described mMTC, URLLC, and eMBB are only examples of different service types, and the service types to which this disclosure is applied are not limited to the above-described examples.
- embodiments of the present disclosure will be described using LTE, LTE-A, LTE Pro, or 5G (or NR, next-generation mobile communication) systems as examples, but the present disclosure may also be applied to other communication systems with similar technical background or channel type. Examples of may be applied.
- embodiments of the present disclosure may be applied to other communication systems through some modifications without significantly departing from the scope of the present disclosure at the discretion of a person with skilled technical knowledge.
- FIG. 1A is a diagram illustrating the structure of an LTE system according to an embodiment of the present disclosure.
- the radio access network of the LTE system includes a next-generation base station (Evolved Node B, hereinafter referred to as ENB, Node B or base station) (1a-05, 1a-10, 1a-15, 1a-20) and It consists of MME (1a-25, Mobility Management Entity) and S-GW (1a-30, Serving-Gateway).
- ENB Next-generation base station
- MME Mobility Management Entity
- S-GW Serving-Gateway
- the user equipment (hereinafter referred to as UE or terminal) 1a-35 connects to an external network through the ENBs 1a-05 to 1a-20 and the S-GW 1a-30.
- ENBs 1a-05 to 1a-20 correspond to the existing Node B of the Universal Mobile Telecommunication System (UMTS) system.
- the ENB is connected to the UE (1a-35) through a wireless channel and performs a more complex role than the existing Node B.
- all user traffic including real-time services such as VoIP (Voice over IP) through the Internet protocol, is serviced through a shared channel, so status information such as buffer status of UEs, available transmission power status, and channel status is required.
- a device that collects and performs scheduling may be needed, and ENB (1a-05 to 1a-20) is responsible for this.
- One ENB can usually control multiple cells.
- the LTE system can use Orthogonal Frequency Division Multiplexing (OFDM) as a wireless access technology in a 20 MHz bandwidth.
- OFDM Orthogonal Frequency Division Multiplexing
- the ENB (1a-05 to 1a-20) determines the modulation scheme and channel coding rate according to the channel status of the terminal.
- AMC Adaptive Modulation & Coding
- S-GW Serving Gateway
- MME Mobility Management Entity
- MME Mobility Management Entity
- FIG. 1B is a diagram illustrating a wireless protocol structure in an LTE system according to an embodiment of the present disclosure.
- the wireless protocols of the LTE system include PDCP (Packet Data Convergence Protocol 1b-05, 1b-40), RLC (Radio Link Control 1b-10, 1b-35), and MAC (Medium Access) in the terminal and ENB, respectively. Control 1b-15, 1b-30) may be included.
- PDCP Packet Data Convergence Protocol
- (1b-05, 1b-40) can be responsible for operations such as IP header compression/restoration.
- the main functions of PDCP are summarized as follows. Of course, this is not limited to the examples below.
- ROHC Robot Header compression
- Radio Link Control (hereinafter referred to as RLC) (1b-10, 1b-35) can perform ARQ operations, etc. by reconfiguring PDCP PDU (Packet Data Unit) to an appropriate size.
- PDCP PDU Packet Data Unit
- RLC SDU deletion function (RLC SDU discard (only for UM and AM data transfer)
- MAC (1b-15, 1b-30) is connected to several RLC layer devices configured in one terminal, and can perform operations of multiplexing RLC PDUs to MAC PDUs and demultiplexing RLC PDUs from MAC PDUs.
- the main functions of MAC are summarized as follows. Of course, this is not limited to the examples below.
- the physical layer (1b-20, 1b-25) channel-codes and modulates the upper layer data, creates OFDM symbols and transmits them to the wireless channel, or demodulates and channel decodes the OFDM symbols received through the wireless channel and transmits them to the upper layer. Do the action.
- it is not limited to the above examples.
- FIG. 1C is a diagram illustrating the structure of a next-generation mobile communication system according to an embodiment of the present disclosure.
- the radio access network of a wireless communication system includes a next-generation base station (New Radio Node B, hereinafter referred to as NR gNB or NR base station) (1c-10). It can be composed of NR CN (1c-05, New Radio Core Network).
- a user terminal (New Radio User Equipment, hereinafter referred to as NR UE or terminal) (1c-15) can access an external network through the NR gNB (1c-10) and NR CN (1c-05).
- the NR gNB (1c-10) may correspond to an eNB (Evolved Node B) of the existing LTE system.
- NR gNB is connected to NR UE (1c-15) through a wireless channel and can provide superior services than the existing Node B.
- all user traffic is serviced through a shared channel, so a device that collects status information such as buffer status, available transmission power status, and channel status of UEs and performs scheduling may be required, which may be used as NR NB (1c-10) can be in charge.
- One NR gNB can typically control multiple cells.
- the next-generation mobile communication system may have a bandwidth exceeding the existing maximum in order to implement ultra-fast data transmission compared to the current LTE, and may use orthogonal frequency division multiplexing (hereinafter referred to as OFDM). Beamforming technology can be additionally used using wireless access technology.
- the NR gNB (1c-10) uses Adaptive Modulation & Coding (Adaptive Modulation & Coding) to determine the modulation scheme and channel coding rate according to the channel status of the terminal. , hereinafter referred to as AMC) method can be applied.
- NR CN (1c-05) can perform functions such as mobility support, bearer setup, and QoS setup.
- NR CN (1c-05) is a device responsible for various control functions as well as mobility management functions for the terminal and can be connected to multiple base stations. Additionally, the next-generation mobile communication system can be linked to the existing LTE system, and NR CN can be connected to MME (1c-25) through a network interface. The MME can be connected to an existing base station, eNB (1c-30).
- FIG. 1D is a diagram showing the wireless protocol structure of a next-generation mobile communication system according to an embodiment of the present disclosure.
- the wireless protocols of the next-generation mobile communication system are NR SDAP (Service Data Adaption Protocol) (1d-01, 1d-45) and NR PDCP (Packet Data Convergence Protocol) (1d-05) at the terminal and NR base station, respectively. , 1d-40), NR Radio Link Control (RLC) (1d-10, 1d-35), and NR Medium Access Control (MAC) (1d-15, 1d-30).
- NR SDAP Service Data Adaption Protocol
- NR PDCP Packet Data Convergence Protocol
- 1d-40 NR Radio Link Control
- RLC Radio Link Control
- MAC Medium Access Control
- the main functions of NR SDAP (1d-01, 1d-45) may include some of the following functions. Of course, this is not limited to the examples below.
- the terminal uses a Radio Resource Control (RRC) message to indicate whether to use the header of the SDAP layer device for each PDCP layer device, for each bearer, or for each logical channel, or whether to use the function of the SDAP layer device.
- RRC Radio Resource Control
- the 1-bit indicator (NAS reflective QoS) and the AS QoS reflection setting 1-bit indicator (AS reflective QoS) of the SDAP header are used to set the NAS QoS flow and data bearer in the uplink and downlink. You can instruct to update or reset the mapping information.
- the SDAP header may include QoS flow ID information indicating QoS. QoS information can be used as data processing priority and scheduling information to support smooth service.
- the main functions of NR PDCP (1d-05, 1d-40) may include some of the following functions. Of course, this is not limited to the examples below.
- the reordering function of the NR PDCP device may mean the function of reordering PDCP PDUs received from the lower layer in order based on PDCP sequence number (SN).
- the reordering function of the NR PDCP device is the function of transmitting data to the upper layer in the rearranged order, the function of transmitting data immediately without considering the order, the function of reordering the order and recording lost PDCP PDUs, and the function of recording lost PDCP PDUs. It may include at least one of a function to report status to the transmitting side and a function to request retransmission of lost PDCP PDUs.
- the main functions of the NR RLC (1d-10, 1d-35) may include some of the following functions. Of course, this is not limited to the examples below.
- the in-sequence delivery function of the NR RLC device may mean the function of delivering RLC SDUs received from the lower layer to the upper layer in order.
- the sequential delivery function is a function that reassembles and delivers when one RLC SDU is originally received divided into several RLC SDUs.
- the received RLC PDUs are based on RLC SN (sequence number) or PDCP SN (sequence number).
- It may include at least one of a function of delivering to a higher layer, or a function of delivering all RLC SDUs received to date to the upper layer in order if a predetermined timer has expired even if there is a lost RLC SDU.
- the NR RLC (1d-10, 1d-35) processes the RLC PDUs in the order in which they are received (in the order of arrival, regardless of the order of the serial number and sequence number). It can be delivered to the PDCP device regardless of the order (out-of sequence delivery). In the case of segments, segments stored in the buffer or to be received at a later date are received, reconstructed into a complete RLC PDU, and then processed to the PDCP device. It can be delivered.
- NR RLC (1d-10, 1d-35) may not include a concatenation function and the concatenation function may be performed in the NR MAC layer or replaced with the multiplexing function of the NR MAC layer. Of course, it is not limited to the above examples.
- the out-of-sequence delivery function of the NR RLC (1d-10, 1d-35) device may include the ability to directly deliver RLC SDUs received from the lower layer to the upper layer regardless of their order. , when one RLC SDU is originally received divided into several RLC SDUs, the function is to reassemble and transmit them, store the RLC SN or PDCP SN of the received RLC PDUs, sort the order, and record the lost RLC PDUs. It may contain at least one of the two functions.
- the NR MAC (1d-15, 1d-30) can be connected to several NR RLC layer devices configured in one terminal, and the main functions of the NR MAC include some of the following functions. can do. Of course, this is not limited to the examples below.
- the NR PHY layers (1d-20, 1d-25) channel code and modulate upper layer data, create OFDM symbols, and transmit them over a wireless channel, or OFDM symbols received through a wireless channel.
- Demodulation, channel decoding, and delivery to the upper layer can be performed.
- FIG. 1E is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports flight path information to a base station in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- the terminal (1e-01) may establish an RRC connection with the base station (1e-02) and be in the RRC connected mode (RRC_CONNECTED) (1e-05).
- the terminal (1e-01) in RRC connected mode may transmit a terminal capability information message (UECapabilityInformation) to the base station (1e-02).
- the terminal capability information message may include an indicator (or instruction information) indicating that flight path information can be reported.
- the base station 1e-02 may transmit an RRC connection release message (RRCRelease) to the terminal 1e-01 in RRC connected mode.
- the RRC disconnect message may include suspend configuration information (suspendConfig). That is, if the RRC connection release message includes reservation setting information, the terminal (1e-01) can transition to the RRC inactivation mode (RRC_INACTIVE) (1e-20). On the other hand, if the RRC connection release message does not include reservation setting information, the terminal 1e-01 may transition to the RRC idle mode (RRC_IDLE) (1e-20).
- the terminal (1e-01) which has transitioned to the RRC deactivation mode, can perform an RRC connection resumption procedure with the base station (1e-02). Specifically, the terminal 1e-01 may transmit (1e-25) an RRC resumption request message (RRCResumeRequest or RRCResumeRequest1) to the base station 1e-02. The base station 1e-02 receiving this may transmit an RRC resume message (RRCResume) to the terminal 1e-01 (1e-30). The terminal (1e-01) receiving the RRC resume message can transition to RRC connected mode (1e-35).
- the terminal 1e-01 which has transitioned to the RRC connected mode, may transmit an RRC resumption completion message (RRCResumeComplete) to the base station 1e-02 (1e-40). If the UE (1e-01) has flight path information available (if the UE has flight path information available), the UE (1e-01) provides an indicator (flightPathInfoAvailable) indicating that the flight path information is included in the RRC resumption completion message. may include.
- the terminal (1e-01) that has transitioned to RRC idle mode can perform an RRC connection establishment procedure with the base station (1e-02).
- the terminal 1e-01 may transmit (1e-25) an RRC establishment request message (RRCSetupRequest) to the base station 1e-02.
- the base station (1e-02) receiving this may transmit (1e-30) an RRC establishment message (RRCSetup) to the terminal (1e-01).
- the terminal (1e-01) that has received the RRC establishment message can transition to RRC connected mode (1e-35).
- the terminal (1e-01) that has transitioned to the RRC connected mode can transmit (1e-40) an RRC establishment completion message (RRCSetupComplete) to the base station (1e-02).
- the UE (1e-01) If the UE (1e-01) has flight path information available (if the UE has flight path information available), the UE (1e-01) provides an indicator (flightPathInfoAvailable) indicating that the flight path information is included in the RRC establishment completion message. may include.
- TimeStamp Indicates whether time stamp of each way point can be reported in the flight path information report if the UE can use timestamp information. time stamp information is available at the UE)
- step 1e-50 if the terminal information request message received in step 1e-45 includes flightPathInfoReq information and the terminal 1e-01 has flight path information (UE has flight path information) available), the terminal 1e-01 may transmit a terminal information response message (UEInformationResponse) containing flightPathInfoReport to the base station 1e-02.
- the terminal information response message may include one or multiple WayPointLocations. If includeTimeStamp is set to TRUE, the UE (1e-01) can include information on the desired arrival time for each waypoint in the UE information response message (if the includeTimeStamp is set to TRUE, the UE sets the field timeStamp to the time when UE intends to arrive to each waypoint if this information is available at the UE).
- the UE (1e-01) sends an RRC connection reestablishment complete message (RRCReestablishmentComplete) or an RRC connection reestablishment complete message.
- RRCReconfigurationComplete can be transmitted to the base station (1e-02) by including an indicator (flightPathInfoAvailable) indicating that flight path information is included. Accordingly, the base station 1e-02 can retrieve flight path information (FlightPathInfoReport) from the terminal 1e-01 through steps 1e-45 and 1e-50.
- FIG. 1F is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports the presence of flight path information to a base station through a terminal assistance information message (UEAssistanceInformation) in the next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- the UAV terminal may move on a fixed flight path for a certain period of time (e.g., small package delivery) or may move on a variable flight path depending on the situation for a certain period of time (e.g., accident and crime scene investigation). In other words, the flight begins at a certain time, and the predetermined flight path may change depending on the situation.
- a terminal supporting the above-described scenario is referred to as a UAV terminal.
- the terminal (1f-01) may establish an RRC connection with the base station (1f-02) and be in the RRC connected mode (RRC_CONNECTED) (1f-05).
- step 1f-10 if the UE has flight path information available, the UE (1f-01) indicates that it has flight path information through at least one of the following RRC messages.
- the indicating indicator (flightPathInfoAvailable) can be transmitted to the base station (1f-02).
- the terminal (1f-01) in RRC connected mode may transmit a terminal capability information message (UECapabilityInformation) to the base station (1f-01).
- the terminal capability information message includes the ability of the terminal (1f-01) to inform the base station (1f-02) of an indicator (initialOrUpdatedFlightPathInfoAvailable) indicating the presence of initial flight path information or updated flight path information through a terminal auxiliary information message (UEAssistanceInformation). Information indicating may be included.
- the terminal capability information message may include information indicating the ability of the terminal (1f-01) to inform the base station of an indicator (noFlightPathInfoAvailable) indicating that there is no longer flight path information through a terminal auxiliary information message.
- the terminal 1f-01 may inform the base station of the above-described initial flight path information, updated flight path information, an indicator indicating that there is no flight path, etc. as a single capability information.
- the content described above in step 1f-10 may correspond to step 1e-10 of the above-described embodiment.
- step 1f-15 may be performed before step 1f-10.
- the base station 1f-02 can set otherConfig to the terminal 1f-01 through a predetermined RRC message.
- a predetermined RRC message may mean an RRC connection reconfiguration message (RRCReconfiguration) or an RRC resumption message (RRCResume).
- otherConfig may include flight information assistance setting information (flightPath-AssistanceConfig).
- Flight information auxiliary configuration information may include at least one of the following: Of course, this is not limited to the examples below.
- -flightPath-AssistanceProhibitTimer Can be set to one timer value among one or multiple values.
- - WayPointDiff Can be set to one distance difference value among one or multiple values.
- the base station can set the terminal to a value representing a predetermined distance difference from each way point sent by the terminal through a UEInformationResponse.
- TimeStampDiff Can be set to one time difference value among one or multiple values.
- the base station can set the terminal to a value representing a predetermined time difference from the time stamp associated with each way point sent by the terminal through a UEInformationResponse.
- the terminal 1f-01 may transmit a terminal assistance information message (UEAssistanceInformation) to the base station 1f-02.
- the terminal auxiliary information message may include an indicator or information element that (updated) flight path information is available.
- the terminal 1f-01 can transmit a terminal auxiliary information message to the base station 1f-02 only when at least one of the following conditions is satisfied. Of course, it is not limited to the examples below.
- the terminal (1f-01) has never transmitted flightPathInfoAvailable to the base station (1f-02) through step 1f-10, and the terminal (1f-01) has flight path information or updated flight path information. (if the UE has flight path information available or if the UE has updated flight path information available)
- the terminal (1f-01) can drive or re-drive the timer value with the value set in flightPath-AssistanceProhibitTimer. If the timer value has expired, but actual flight path information has never been sent to the base station 1f-02, the terminal 1f-01 may not retransmit an additional terminal assistance information message to the base station 1f-02. That is, in order to prevent the terminal 1f-01 from unnecessarily retransmitting the same message to the base station 1f-02, the terminal auxiliary information message may not be retransmitted.
- the terminal (1f-01) can generate flight path information after step 1f-10, there is a situation in which the terminal (1f-01) cannot send flightPathInfoAvailable to the base station (1f-02) in step 1f-10. It can happen. Therefore, through step 1f-25, the terminal (1f-01) informs the base station (1f-02) that there is flight path information, so that the base station can later retrieve the flight path information from the terminal (1f-01) when necessary. there is.
- the base station 1f-02 may transmit a UE Information Request message (UEInformationRequest) to the UE 1f-01.
- the terminal information request message may include flightPathInfoReq information.
- flightPathInfoReq information may include at least one of the following: Of course, this is not limited to the examples below.
- -includeTimeStamp Indicates whether time stamp of each way point can be reported in the flight path information report if the UE can use timestamp information. time stamp information is available at the UE)
- -maxWayPointNumber Indicates the maximum number of way points UE can include in the flight path information report if this information is available at the U.E.
- step 1f-35 if the terminal information request message received in step 1f-30 includes flightPathInfoReq information and the terminal 1f-01 has (updated) flight path information (UE has (updated) flight path information available), the terminal (1f-01) may transmit a terminal information response message (UEInformationResponse) including flightPathInfoReport to the base station (1f-02).
- flightPathInfoReport may include one or multiple WayPointLocations.
- the UE (1f-01) can include the desired arrival time information for each waypoint in the UE information response message (if the includeTimeStamp is set to TRUE, the UE sets the field timeStamp to the time when UE intends to arrive to each waypoint if this information is available at the UE).
- step 1f-40 the terminal (1f-01) sends a terminal auxiliary information message (UEAssistanceInformation) containing an indicator or information element that there is (updated) flight path information to the base station (1f-02) when at least one of the following conditions is met: ) can be transmitted.
- a terminal auxiliary information message (UEAssistanceInformation) containing an indicator or information element that there is (updated) flight path information
- step 1f-35 When at least one WayPoint in the flightPathReport sent through step 1f-35 has a greater difference than WayPointDiff or is equal to or greater than the difference. At this time, when comparing the difference, the flightPathReport transmitted through step 1f-30 is compared with the actual flight path or expected flight path that the terminal (1f-01) moves.
- the base station 1f-02 may transmit a UE Information Request message (UEInformationRequest) to the UE 1f-01.
- the terminal information request message may include flightPathInfoReq information. This may correspond to the content described above in step 1f-30.
- step 1f-55 if the terminal information request message received in step 1f-50 includes flightPathInfoReq information and the terminal 1f-01 has (updated) flight path information (UE has (updated) flight path information available), the terminal (1f-01) may transmit a terminal information response message (UEInformationResponse) including flightPathInfoReport to the base station (1f-02).
- UEInformationResponse terminal information response message
- the terminal 1f-01 may transmit a terminal auxiliary information message to the base station 1f-02.
- the terminal auxiliary information message contains a field containing an indicator or information element indicating that (updated) flight path information is available, but does not contain the indicator or information element contained in the field, or indicates that there is no further flight path information. Indicators may be included.
- the terminal 1f-01 can transmit a terminal auxiliary information message to the base station 1f-02 only when at least one of the following conditions is satisfied.
- step 1f-35 or step 1f-55 ends and there is no more flight path information.
- step 1f-35 or step 1f-55 If the flight path was transmitted in step 1f-35 or step 1f-55, but there is no longer flight path information (if UE no longer has flight path information available)
- step 1f-10 When flightPathInfoAvailable is sent through step 1f-10, but the terminal does not have flight path information at this point (this can also be applied to step 1f-25).
- the reason why the terminal (1f-01) provides flight path information to the base station (1f-02) is that based on this, the base station (1f-02) efficiently uses resources according to the flight path of the terminal (1f-01). It is for use. In other words, a smooth service can be provided to the terminal (1f-01) by selecting a target cell for handover in accordance with a given time period and securing available resources in advance. Therefore, the terminal (1f-01) reports the expected flight path information to the base station (1f-02), thereby creating a win-win effect for both the terminal (1f-01) and the base station (1f-02). there is. In addition, as in step 1f-60, if the terminal (1f-01) informs the base station (1f-02) that there is no future flight path information, the base station (1f-02) can efficiently use available resources for other terminals. Additional effects can be expected.
- FIG. 1G is a diagram of a method in which a UAV (Uncrewed aerial vehicle) terminal manages flight information assistance setting information (flightPath-AssistanceConfig) in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- the terminal (1g-01) may establish an RRC connection with the base station (1g-02) and be in the RRC connected mode (RRC_CONNECTED) (1g-05).
- step 1g-10 the terminal (1g-01) in RRC connected mode transmits a terminal capability information message (UECapabilityInformation) containing an indicator indicating the ability to report or update flight path information to the base station (1g-01). You can. This may correspond to step 1f-15 of the above-described embodiment.
- UECapabilityInformation terminal capability information message
- the base station (1g-02) can set otherConfig to the terminal (1g-01) through a predetermined RRC message.
- a predetermined RRC message may mean an RRC connection reconfiguration message (RRCReconfiguration) or an RRC resumption message (RRCResume).
- otherConfig may include flight information assistance setting information (flightPath-AssistanceConfig). This may correspond to step 1f-20 of the above-described embodiment.
- the terminal (1g-01) may determine that at least one of the following conditions is satisfied.
- the following conditions are detailed in 3GPP TS 38.331 document chapter 5.3.7.2.
- the terminal (1g-01) may initiate an RRC connection re-establishment procedure. That is, the terminal (1g-01) can perform the following procedure (3GPP TS 38.331 document chapter 5.3.7.2).
- the proposed operation can be performed according to the following procedure.
- the terminal (1g-01) can select an NR suitable cell while the T311 timer is running and then perform the following procedure.
- step 1g-35 when the terminal performs step 1g-35, it is proposed to release the flight information auxiliary configuration information (flightPath-AssistanceConfig) set in step 1g-20 in the following procedure. And if the terminal is running timer Txxx with the value of flightPath-AssistanceProhibitTimer set in flight information assistance configuration information (flightPath-AssistanceConfig), it is suggested to stop it.
- the proposed operation can be performed according to the following procedure.
- the terminal 1g-01 may transmit an RRC connection reestablishment request message (RRCReestablishmentRequest) to the base station 1g-02.
- the base station 1g-02 may transmit an RRC connection re-establishment message (RRCReestablishment) to the terminal (1g-45).
- the terminal (1g-01) receiving the RRC connection re-establishment message applies it and transmits an RRC connection re-establishment completion message (RRCReestablishmentComplete) to the base station (1g-02) (1g-50) to successfully complete the RRC connection re-establishment procedure. It can be done.
- the terminal proposes to release the flight information auxiliary configuration information (flightPath-AssistanceConfig) set in step 1g-20 to the terminal (1g-01) during or during the RRC connection re-establishment procedure.
- the terminal is running timer Txxx with the value of flightPath-AssistanceProhibitTimer set in flight information assistance configuration information (flightPath-AssistanceConfig)
- the terminal proposes to stop timer Txxx. This is because the terminal (1g-01) performs a cell selection process during the RRC connection re-establishment procedure, and the newly selected cell may be different from the base station (1g-02) in step 1g-20.
- the newly selected cell may want to set flightPath-AssitanceConfig to a different value, or the newly selected cell may not support setting flightPath-AssitanceConfig itself, so the terminal may want to set the newly selected cell's setting. This is to enable subsequent operations to be performed according to. Otherwise, the terminal may send a terminal auxiliary information message containing unnecessary or incorrect information to a new cell.
- Figure 1h is a diagram of a method for a UAV (Uncrewed aerial vehicle) terminal to manage flight information assistance setting information (flightPath-AssistanceConfig) in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- the terminal (1h-01) may establish an RRC connection with the base station (1h-02) and be in the RRC connected mode (RRC_CONNECTED) (1h-05).
- step 1h-10 the terminal (1h-01) in RRC connected mode transmits a terminal capability information message (UECapabilityInformation) containing an indicator indicating the ability to report or update flight path information to the base station (1h-01). You can. This may correspond to step 1f-15 of the above-described embodiment.
- UECapabilityInformation terminal capability information message
- the base station (1h-02) can set otherConfig to the terminal (1h-01) through a predetermined RRC message.
- a predetermined RRC message may mean an RRC connection reconfiguration message (RRCReconfiguration) or an RRC resumption message (RRCResume).
- otherConfig may include flight information assistance setting information (flightPath-AssistanceConfig). This may correspond to step 1f-20 of the above-described embodiment.
- the base station (1h-02) may transmit an RRC connection release message (RRCRelease) containing suspend configuration information (suspendConfig) to the terminal (1h-01).
- RRCRelease RRC connection release message
- suspendConfig suspend configuration information
- the terminal (1h-01) stores the flight information setting information set in step 1h-20 in the UE Inactive AS Context. This is for quick application and use through the RRC connection resumption procedure in the future.
- step 1h-30 the terminal (1h-01) may transition to RRC inactivation mode (RRC_INACTIVE).
- the RRC deactivation mode terminal (1h-01) may initiate an RRC connection resume procedure.
- the terminal (1h-01) releases the flight information setting information stored in the UE Inactive AS Context when starting the RRC connection resumption procedure.
- the terminal (1h-01) proposes to stop it.
- the terminal (1h-01) may transmit an RRC connection resumption request message (RRCResumeRequest or RRCResumeRequest1) to the base station (1h-02).
- the base station 1h-02 may transmit an RRC connection resumption message (RRCResume) to the terminal 1h-01.
- RRCResume RRC connection resumption message
- the terminal (1h-01) may transmit an RRC connection resumption complete (RRCResumeComplete) to the base station (1h-02).
- RRCResumeComplete RRC connection resumption complete
- the terminal (1h-01) stores flight information auxiliary configuration information (flightPath-AssistanceConfig) in the UE Inactive AS Context and transitions to the RRC deactivation mode, and the terminal (1h-01) in the RRC deactivation mode connects to the RRC.
- flight information auxiliary configuration information FLPath-AssistanceConfig
- the terminal (1h-01) releases during the RRC connection resumption procedure, but of course, it may not release during the RRC connection resumption procedure according to instructions (system information or RRC connection re-message) from the base station (1h-02). there is.
- FIG. 1I is a diagram illustrating a procedure for exchanging flight path information (FlightPathReport) sent by a UAV (Uncrewed aerial vehicle) terminal between base stations in a next-generation mobile communication system according to an embodiment of the present disclosure.
- FlightPathReport flight path information
- the terminal (1i-01) may establish an RRC connection with the base station (1i-02) and be in the RRC connected mode (RRC_CONNECTED) (1i-05).
- the base station is referred to as a Master Node base station (hereinafter, MN).
- step 1i-10 if the UE has flight path information available, the UE (1i-01) indicates that it has flight path information through at least one of the following RRC messages.
- the indicating indicator (flightPathInfoAvailable) can be transmitted to the MN base station (1i-02).
- step 1i-11 the terminal (1i-01) in RRC connected mode sends a terminal capability information message (UECapabilityInformation) containing an indicator indicating the ability to report or update flight path information to the MN base station (1i-02). Can be transmitted.
- UECapabilityInformation terminal capability information message
- the MN base station (1i-02) can set otherConfig to the terminal (1i-01) through a predetermined RRC message.
- a predetermined RRC message may mean an RRC connection reconfiguration message (RRCReconfiguration) or an RRC resumption message (RRCResume).
- otherConfig may include flight information assistance setting information (flightPath-AssistanceConfig). This may correspond to step 1f-20 of the above-described embodiment.
- a secondary node (SN) base station (1i-03) may be added to the terminal (1i-01), thereby establishing dual connectivity (DC).
- the MN base station 1i-02 may transmit a UE Information Request message (UEInformationRequest) to the UE 1i-01.
- the terminal information request message may include flightPathInfoReq information.
- flightPathInfoReq information may include at least one of the following:
- -includeTimeStamp Indicates whether time stamp of each way point can be reported in the flight path information report if the UE can use timestamp information. time stamp information is available at the UE)
- -maxWayPointNumber Indicates the maximum number of way points UE can include in the flight path information report if this information is available at the U.E.
- step 1i-20 if the terminal information request message received in step 1i-15 includes flightPathInfoReq information and the terminal has flight path information (UE has flight path information available), the terminal ( 1i-01) may transmit a terminal information response message (UEInformationResponse) including flightPathInfoReport to the MN base station (1i-02).
- the terminal information response message may include one or multiple WayPointLocations. If includeTimeStamp is set to TRUE, the UE (1i-01) can include information on the time to arrive for each waypoint in the message (if the includeTimeStamp is set to TRUE, the UE sets the field timeStamp to the time when UE intends to arrive to each waypoint if this information is available at the UE).
- the MN base station 1i-02 may transmit the flightPathInfoReport received from the terminal 1i-01 in step 1i-20 to the source SN base station 1i-03.
- the MN base station (1i-02) transmits the flightPathInfoReport retrieved from the terminal to the source SN base station (1i-03) through a predetermined inter-node message or Xn message.
- the source SN base station (1i-03) can select a target SN cell to be changed later or determine whether to release the current SN base station through flightPathInfoReport.
- the source SN base station (1i-03) may transmit an SN Change Required message to the MN base station (1i-02) to change the SN base station. For example, a decision to change the SN base station may be made based on the flightPathInfoReport received in step 1i-30.
- the MN base station (1i-02) may transmit an SN Addition Request message to the target SN base station (1i-04).
- the target SN base station (1i-04) may transmit an SN Addition Request Acknowledge message containing configuration information necessary for changing the SN base station to the MN base station (1i-02).
- step 1i-50 the terminal (1i-01) successfully performs the RRC connection reconfiguration procedure with the target SN base station (1i-04), so that the SN base station can be changed.
- the terminal (1i-01) has a DC set with the MN base station (1i-02) and the target SN base station (1i-04).
- FIG. 1J is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports flight path information to a base station in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- the terminal (1j-01) may establish an RRC connection with the base station (1j-02) and be in the RRC connected mode (RRC_CONNECTED) (1j-05).
- step 1j-10 if the UE has flight path information available (if the UE has flight path information available), the terminal displays an indicator (flightPathInfoAvailable) indicating that flight path information is available through at least one of the following RRC messages. ) can be transmitted to the base station (1j-02).
- the terminal (1j-01) in RRC connected mode may transmit a terminal capability information message (UECapabilityInformation) to the base station (1j-02).
- the terminal capability information message may include an indicator that flight path information can be reported. This may refer to steps 1e-10 and 1f-15 of the above-described embodiments. Additionally, the terminal capability information message may contain capability information for sending an indicator that there is more flight path information to be sent in the terminal information response message when reporting flight path information.
- step 1f-10 if the UE has flight path information available, the UE (1j-01) indicates that it has flight path information through at least one of the following RRC messages.
- the indicating indicator (flightPathInfoAvailable) can be transmitted to the base station (1f-02).
- the base station 1j-02 may transmit a UE Information Request message (UEInformationRequest) to the UE 1j-01.
- the terminal information request message may include flightPathInfoReq information.
- flightPathInfoReq information may include at least one of the following:
- -includeTimeStamp Indicates whether time stamp of each way point can be reported in the flight path information report if the UE can use timestamp information. time stamp information is available at the UE)
- -maxWayPointNumber Indicates the maximum number of way points UE can include in the flight path information report if this information is available at the U.E.
- -includeMoreFlightPath An indicator or information element indicating whether it is acceptable to send the flight path information that was not transmitted through an additional terminal information response message when all flight path information cannot be stored in a single terminal information response message.
- step 1j-25 if the terminal information request message received in step 1j-20 includes flightPathInfoReq information and the terminal 1j-01 has flight path information (UE has flight path information available), the terminal (1j-01) can transmit a terminal information response message (UEInformationResponse) containing flightPathInfoReport to the base station (1j-02).
- the message may include one or multiple WayPointLocations. If includeTimeStamp is set to TRUE, the UE (1j-01) can include information on the time to arrive for each waypoint in the message (if the includeTimeStamp is set to TRUE, the UE sets the field timeStamp to the time when UE intends to arrive to each waypoint if this information is available at the UE).
- the terminal (1j-01) includes only the flight path information that can be stored and includes an indicator that there is still flight path information to be sent in the UEInformationResponse message. I suggest. Additionally, if includeMoreFlightPath is set in step 1j-20, the terminal (1j-01) may sequentially send the remaining flight path information to the base station (1j-02) through a UEInformationResponse message or a UE Assistance Information message. At this time, if there is no more flight path information to be sent, the indicator described above in step 1j-25 may not be separately entered, or an indicator indicating that there is no more flight path information to be sent may be entered.
- the base station 1j-02 may transmit a UE Information Request message (UEInformationRequest) to the UE 1j-01.
- UEInformationRequest UE Information Request message
- step 1j-35 if the terminal information request message received in step 1j-20 includes flightPathInfoReq information and the terminal 1j-01 has flight path information (UE has flight path information available), the terminal (1j-01) can transmit a terminal information response message (UEInformationResponse) containing flightPathInfoReport to the base station (1j-02).
- the terminal information response message may only include flight path information that was not received in step 1j-25. If there is no more flight path information to be sent in the terminal information response message, the indicator described above in step 1j-25 may not be separately included, or an indicator indicating that there is no more flight path information to be sent may be added.
- FIG. 1K is a diagram illustrating a procedure in which a UAV (Uncrewed aerial vehicle) terminal reports flight path information to a base station in a next-generation mobile communication system according to an embodiment of the present disclosure.
- UAV Uncrewed aerial vehicle
- the terminal (1k-01) may establish an RRC connection with the base station (1k-02) and be in the RRC connected mode (RRC_CONNECTED) (1k-05).
- step 1k-10 if the UE has flight path information available (if the UE has flight path information available), the terminal displays an indicator (flightPathInfoAvailable) indicating that flight path information is available through at least one of the following RRC messages. ) can be transmitted to the base station (1k-02).
- the terminal (1k-01) in RRC connected mode may transmit a terminal capability information message (UECapabilityInformation) to the base station (1k-02).
- UECapabilityInformation a terminal capability information message
- the UE capability information message may include capability information regarding whether UL DCCH segmentation of the UEInformationResponse message can be supported.
- capability information regarding whether UL DCCH segmentation of the UEInformationResponse message is supportable may be included in another UL RRC message.
- the base station 1k-02 may transmit a UE Information Request message (UEInformationRequest) to the UE 1k-01.
- the terminal information request message may include flightPathInfoReq information.
- flightPathInfoReq information may include at least one of the following:
- TimeStamp Indicates whether time stamp of each way point can be reported in the flight path information report if the UE can use timestamp information. time stamp information is available at the UE)
- step 1k-25 if the terminal information request message received in step 1k-20 includes flightPathInfoReq information and the terminal has flight path information (UE has flight path information available), the terminal ( 1k-01) can transmit a terminal information response message (UEInformationResponse) containing flightPathInfoReport to the base station (1k-02).
- the terminal information response message may include one or multiple WayPointLocations. If includeTimeStamp is set to TRUE, the UE (1k-01) can include information on the time to arrive for each waypoint in the message (if the includeTimeStamp is set to TRUE, the UE sets the field timeStamp to the time when UE intends to arrive to each waypoint if this information is available at the UE).
- the terminal (1k-01) can transmit the flight path information to the base station (1k-02) through ULDedicatedMessageSegment. Specifically, the terminal 1k-01 can transmit flight path information to the base station through the following procedure.
- Figure 1L is a block diagram showing the structure of a terminal according to an embodiment of the present disclosure.
- the terminal will include an RF (Radio Frequency) processing unit (1l-10), a baseband processing unit (1l-20), a storage unit (1l-30), and a control unit (1l-40). You can. Of course, it is not limited to the above example, and the terminal may include fewer or more configurations than the configuration shown in FIG. 1L.
- RF Radio Frequency
- the RF processing unit 1l-10 can perform functions for transmitting and receiving signals through a wireless channel, such as band conversion and amplification of signals. That is, the RF processing unit 1l-10 up-converts the baseband signal provided from the baseband processing unit 1l-20 into an RF band signal and transmits it through an antenna, and converts the RF band signal received through the antenna into a baseband signal. It can be down-converted into a signal.
- the RF processing unit 1l-10 may include a transmission filter, a reception filter, an amplifier, a mixer, an oscillator, a digital to analog convertor (DAC), an analog to digital convertor (ADC), etc. there is.
- FIG. 1L only one antenna is shown, but the terminal may be equipped with multiple antennas.
- the RF processing unit 1l-10 may include a plurality of RF chains. Furthermore, the RF processing unit 1l-10 can perform beamforming. For beamforming, the RF processing unit 1l-10 can adjust the phase and size of each signal transmitted and received through a plurality of antennas or antenna elements. Additionally, the RF processing unit 1l-10 can perform MIMO and can receive multiple layers when performing a MIMO operation.
- the baseband processing unit 1l-20 performs a conversion function between baseband signals and bit strings according to the physical layer specifications of the system. For example, when transmitting data, the baseband processing unit 11-20 may generate complex symbols by encoding and modulating the transmission bit stream. Additionally, when receiving data, the baseband processing unit 1l-20 can restore the received bit stream by demodulating and decoding the baseband signal provided from the RF processing unit 1l-10. For example, in the case of following the OFDM (orthogonal frequency division multiplexing) method, when transmitting data, the baseband processing unit 1l-20 generates complex symbols by encoding and modulating the transmission bit string, and maps the complex symbols to subcarriers.
- OFDM orthogonal frequency division multiplexing
- OFDM symbols can be configured through IFFT (inverse fast Fourier transform) operation and CP (cyclic prefix) insertion.
- the baseband processing unit 1l-20 divides the baseband signal provided from the RF processing unit 1l-10 into OFDM symbol units, and signals mapped to subcarriers through FFT (fast Fourier transform). After restoring the received bit string, the received bit string can be restored through demodulation and decoding.
- the baseband processing unit 1l-20 and the RF processing unit 1l-10 transmit and receive signals as described above. Accordingly, the baseband processing unit 1l-20 and the RF processing unit 1l-10 may be referred to as a transmitting unit, a receiving unit, a transceiving unit, or a communication unit. Furthermore, at least one of the baseband processing unit 11-20 and the RF processing unit 11-10 may include a plurality of communication modules to support a plurality of different wireless access technologies. Additionally, at least one of the baseband processing unit 11-20 and the RF processing unit 11-10 may include different communication modules to process signals in different frequency bands. For example, different wireless access technologies may include wireless LAN (eg, IEEE 802.11), cellular network (eg, LTE), etc.
- wireless LAN eg, IEEE 802.11
- cellular network eg, LTE
- different frequency bands may include a super high frequency (SHF) (e.g., 2.NRHz, NRhz) band and a millimeter wave (e.g., 60GHz) band.
- SHF super high frequency
- the terminal can transmit and receive signals with the base station using the baseband processing unit 1l-20 and the RF processing unit 1l-10, and the signal can include control information and data.
- the storage unit 1l-30 can store data such as basic programs, application programs, and setting information for operation of the terminal.
- the storage unit 1l-30 may store information related to a second access node that performs wireless communication using a second wireless access technology.
- the storage unit 1l-30 provides stored data according to the request of the control unit 1l-40.
- the storage unit 1l-30 may be composed of a storage medium such as ROM, RAM, hard disk, CD-ROM, and DVD, or a combination of storage media.
- the storage unit 1l-30 may be composed of a plurality of memories. According to one embodiment, the storage unit 1l-30 may store a program for performing the method for updating the above-described flight path.
- the control unit 1l-40 can control the overall operations of the terminal. For example, the control unit 1l-40 transmits and receives signals through the baseband processing unit 1l-20 and the RF processing unit 1l-10. Additionally, the control unit 1l-40 writes and reads data into the storage unit 1l-40.
- the control unit 1l-40 may include at least one processor.
- the control unit 1l-40 may include a communication processor (CP) that performs control for communication and an application processor (AP) that controls upper layers such as application programs.
- CP communication processor
- AP application processor
- at least one component in the terminal may be implemented with one chip.
- the control unit 1l-40 includes a multiple connection processing unit (1l) that performs processing for operating in a multiple connection mode. -42) may be included.
- control unit 1l-40 can control each component of the terminal to perform the method for updating the flight path described above. That is, each component of the terminal can operate to perform the above-described embodiments of the present disclosure.
- Figure 1M shows the structure of an NR base station according to an embodiment of the present disclosure.
- the base station includes an RF processing unit (1m-10), a baseband processing unit (1m-20), a backhaul communication unit (1m-30), a storage unit (1m-40), and a control unit (1m-50). It can be included. Of course, it is not limited to the above example, and the base station may include fewer or more components than the configuration shown in FIG. 1L.
- the RF processing unit (1m-10) can perform functions for transmitting and receiving signals through a wireless channel, such as band conversion and amplification of signals. That is, the RF processing unit 1m-10 upconverts the baseband signal provided from the baseband processing unit 1m-20 into an RF band signal and transmits it through an antenna, and the RF band signal received through the antenna is It can be down-converted to a baseband signal.
- the RF processing unit 1m-10 may include a transmission filter, a reception filter, an amplifier, a mixer, an oscillator, a DAC, an ADC, etc. In the drawing, only one antenna is shown, but the first access node may be provided with a plurality of antennas.
- the baseband processing unit 1m-20 performs a conversion function between baseband signals and bit strings according to the physical layer standard of the first wireless access technology. For example, when transmitting data, the baseband processing unit 1m-20 generates complex symbols by encoding and modulating the transmission bit string. Additionally, when receiving data, the baseband processing unit 1m-20 can restore the received bit stream by demodulating and decoding the baseband signal provided from the RF processing unit 1m-10. For example, in the case of OFDM, when transmitting data, the baseband processing unit 1m-20 generates complex symbols by encoding and modulating the transmission bit string, maps the complex symbols to subcarriers, and performs IFFT operation and OFDM symbols can be configured through CP insertion.
- OFDM when transmitting data, the baseband processing unit 1m-20 generates complex symbols by encoding and modulating the transmission bit string, maps the complex symbols to subcarriers, and performs IFFT operation and OFDM symbols can be configured through CP insertion.
- the baseband processing unit 1m-20 divides the baseband signal provided from the RF processing unit 1m-10 into OFDM symbols, restores the signals mapped to subcarriers through FFT operation, and then , the received bit string can be restored through demodulation and decoding.
- the baseband processing unit 1m-20 and the RF processing unit 1m-10 can transmit and receive signals as described above. Accordingly, the baseband processing unit 1m-20 and the RF processing unit 1m-10 may be referred to as a transmitting unit, a receiving unit, a transceiving unit, a communication unit, or a wireless communication unit.
- the base station can transmit and receive signals with the terminal using the baseband processing unit (1m-20) and the RF processing unit (1m-10), and the signals may include control information and data.
- the backhaul communication unit (1m-30) provides an interface for communicating with other nodes in the network.
- the backhaul communication unit (1m-30) converts a bit string transmitted from the main base station to other nodes (e.g., auxiliary base station, core network, etc.) into a physical signal, and physical signals received from other nodes into a bit string. It can be converted.
- the storage unit 1m-40 stores data such as basic programs, applications, and setting information for operation of the base station.
- the storage unit 1m-40 can store information about bearers assigned to the connected terminal, measurement results reported from the connected terminal, etc. Additionally, the storage unit 1m-40 can store information that serves as a criterion for determining whether to provide or suspend multiple connections to the terminal. Additionally, the storage unit 1m-40 may provide stored data upon request from the control unit 1m-50.
- the storage unit 1m-40 provides stored data upon request from the control unit 1m-50.
- the storage unit 1m-40 may be composed of a storage medium such as ROM, RAM, hard disk, CD-ROM, and DVD, or a combination of storage media. Additionally, the storage unit 1m-40 may be composed of a plurality of memories. According to one embodiment, the storage unit 1m-40 may store a program for performing the method for updating the above-described flight path.
- the control unit 1m-50 controls the overall operations of the base station. For example, the control unit 1m-50 transmits and receives signals through the baseband processing unit 1m-20 and the RF processing unit 1m-10 or through the backhaul communication unit 1m-30. Additionally, the control unit 1m-50 records and reads data from the storage unit 1m-40.
- the control unit 1m-50 may include at least one processor. Additionally, at least one component of the base station may be implemented with one chip. Additionally, each component of the base station can operate to perform the embodiments of the present disclosure described above.
- a computer-readable storage medium that stores one or more programs (software modules) may be provided.
- One or more programs stored in a computer-readable storage medium are configured to be executable by one or more processors in an electronic device (configured for execution).
- One or more programs include instructions that cause the electronic device to execute methods according to embodiments described in the claims or specification of the present disclosure.
- These programs include random access memory, non-volatile memory including flash memory, read only memory (ROM), and electrically erasable programmable ROM.
- EEPROM Electrically Erasable Programmable Read Only Memory
- magnetic disc storage device Compact Disc-ROM (CD-ROM: Compact Disc-ROM), Digital Versatile Discs (DVDs), or other types of It can be stored in an optical storage device or magnetic cassette. Alternatively, it may be stored in a memory consisting of a combination of some or all of these. Additionally, multiple configuration memories may be included.
- the program may be operated through a communication network such as the Internet, an intranet, a local area network (LAN), a wide LAN (WLAN), or a storage area network (SAN), or a combination thereof. It may be stored on an attachable storage device that is accessible. This storage device can be connected to a device performing an embodiment of the present disclosure through an external port. Additionally, a separate storage device on a communication network may be connected to the device performing an embodiment of the present disclosure.
- a communication network such as the Internet, an intranet, a local area network (LAN), a wide LAN (WLAN), or a storage area network (SAN), or a combination thereof. It may be stored on an attachable storage device that is accessible. This storage device can be connected to a device performing an embodiment of the present disclosure through an external port. Additionally, a separate storage device on a communication network may be connected to the device performing an embodiment of the present disclosure.
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (15)
- 무선 통신 시스템의 단말에 의해 수행되는 방법에 있어서,기지국에게, 비행경로 정보가 있음을 지시하는 정보를 포함하는 단말 보조 정보(user assistance information, UAI) 메시지를 송신하는 단계;상기 기지국으로부터, 상기 비행경로 정보를 요청하기 위한 제1 메시지를 수신하는 단계; 및상기 기지국에게, 상기 비행경로 정보를 보고하기 위한 제2 메시지를 송신하는 단계를 포함하는,방법.
- 제1항에 있어서,상기 기지국에게, RRC complete 메시지를 송신하는 단계를 더 포함하고,상기 비행경로 정보는 상기 비행경로 정보가 있음을 지시하는 상기 정보에 기초하여 초기 비행경로 정보 및 업데이트된 비행경로 정보 중 어느 하나인,방법.
- 제1항에 있어서,상기 기지국에게, 상기 단말이 상기 UAI 메시지를 사용하여 상기 비행경로 정보를 보고할 수 있는지 여부를 지시하는 단말 능력 정보를 송신하는 단계를 더 포함하는,방법.
- 제1항에 있어서,상기 기지국으로부터, 상기 비행경로 정보와 관련이 있는 임계값을 포함하는 설정 정보를 수신하는 단계를 더 포함하고,상기 UAI 메시지는 상기 임계값에 관련된 조건에 기초하여 송신되는,방법.
- 무선 통신 시스템의 기지국에 의해 수행되는 방법에 있어서,단말로부터, 비행경로 정보가 있음을 지시하는 정보를 포함하는 단말 보조 정보(user assistance information, UAI) 메시지를 수신하는 단계;상기 단말에게, 상기 비행경로 정보를 요청하기 위한 제1 메시지를 송신하는 단계; 및상기 단말로부터, 상기 비행경로 정보를 보고하기 위한 제2 메시지를 수신하는 단계를 포함하는,방법.
- 제5항에 있어서,상기 단말로부터, RRC complete 메시지를 수신하는 단계를 더 포함하고,상기 비행경로 정보는 상기 비행경로 정보가 있음을 지시하는 상기 정보에 기초하여 초기 비행경로 정보 및 업데이트된 비행경로 정보 중 어느 하나인,방법.
- 제5항에 있어서,상기 단말로부터, 상기 단말이 상기 UAI 메시지를 사용하여 상기 비행경로 정보를 보고할 수 있는지 여부를 지시하는 단말 능력 정보를 수신하는 단계를 더 포함하는,방법.
- 제5항에 있어서,상기 단말에게, 상기 비행경로 정보와 관련이 있는 임계값을 포함하는 설정 정보를 송신하는 단계를 더 포함하고,상기 UAI 메시지는 상기 임계값에 관련된 조건에 기초하여 수신되는,방법.
- 무선 통신 시스템의 단말에 있어서,송수신부; 및상기 송수신부와 연결되는 제어부를 포함하고,상기 제어부는:기지국에게, 비행경로 정보가 있음을 지시하는 정보를 포함하는 단말 보조 정보(user assistance information, UAI) 메시지를 송신하고,상기 기지국으로부터, 상기 비행경로 정보를 요청하기 위한 제1 메시지를 수신하고, 및상기 기지국에게, 상기 비행경로 정보를 보고하기 위한 제2 메시지를 송신하도록 설정되는,단말.
- 제9항에 있어서,상기 제어부는, 상기 기지국에게, RRC complete 메시지를 송신하도록 설정되고,상기 비행경로 정보는 상기 비행경로 정보가 있음을 지시하는 상기 정보에 기초하여 초기 비행경로 정보 및 업데이트된 비행경로 정보 중 어느 하나인,단말.
- 제9항에 있어서,상기 제어부는, 상기 기지국에게, 상기 단말이 상기 UAI 메시지를 사용하여 상기 비행경로 정보를 보고할 수 있는지 여부를 지시하는 단말 능력 정보를 송신하도록 설정되고,단말.
- 제9항에 있어서,상기 제어부는, 상기 기지국으로부터, 상기 비행경로 정보와 관련이 있는 임계값을 포함하는 설정 정보를 수신하도록 설정되고,상기 UAI 메시지는 상기 임계값에 관련된 조건에 기초하여 송신되는,단말.
- 무선 통신 시스템의 기지국에 있어서,송수신부; 및상기 송수신부와 연결되는 제어부를 포함하고,상기 제어부는:단말로부터, 비행경로 정보가 있음을 지시하는 정보를 포함하는 단말 보조 정보(user assistance information, UAI) 메시지를 수신하고,상기 단말에게, 상기 비행경로 정보를 요청하기 위한 제1 메시지를 송신하고, 및상기 단말로부터, 상기 비행경로 정보를 보고하기 위한 제2 메시지를 수신하도록 설정되는,기지국.
- 제13항에 있어서,상기 제어부는, 상기 단말로부터, RRC complete 메시지를 수신하는 단계를 더 포함하고,상기 비행경로 정보는 상기 비행경로 정보가 있음을 지시하는 상기 정보에 기초하여 초기 비행경로 정보 및 업데이트된 비행경로 정보 중 어느 하나인,기지국.
- 제13항에 있어서,상기 제어부는:상기 단말로부터, 상기 단말이 상기 UAI 메시지를 사용하여 상기 비행경로 정보를 보고할 수 있는지 여부를 지시하는 단말 능력 정보를 수신하고,상기 단말에게, 상기 비행경로 정보와 관련이 있는 임계값을 포함하는 설정 정보를 송신하도록 설정되고,상기 UAI 메시지는 상기 임계값에 관련된 조건에 기초하여 수신되는,기지국.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202380086618.1A CN120345288A (zh) | 2022-12-16 | 2023-12-08 | 用于在下一代移动通信系统中更新飞行路径的方法和设备 |
| EP23903890.4A EP4622328A4 (en) | 2022-12-16 | 2023-12-08 | METHOD AND APPARATUS FOR UPDATING FLIGHT TRAJECTORY IN A NEXT-GENERATION MOBILE COMMUNICATION SYSTEM |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2022-0177277 | 2022-12-16 | ||
| KR1020220177277A KR20240094732A (ko) | 2022-12-16 | 2022-12-16 | 차세대 이동 통신 시스템에서 비행 경로를 업데이트 하기 위한 방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2024128687A1 true WO2024128687A1 (ko) | 2024-06-20 |
Family
ID=91485259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2023/020151 Ceased WO2024128687A1 (ko) | 2022-12-16 | 2023-12-08 | 차세대 이동 통신 시스템에서 비행 경로를 업데이트 하기 위한 방법 및 장치 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4622328A4 (ko) |
| KR (1) | KR20240094732A (ko) |
| CN (1) | CN120345288A (ko) |
| WO (1) | WO2024128687A1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12432640B2 (en) | 2023-02-14 | 2025-09-30 | Interdigital Patent Holdings, Inc. | Conditional trigger for flight path update indication |
| US12439318B2 (en) | 2023-02-14 | 2025-10-07 | Interdigital Patent Holdings, Inc. | Explicit request for flight path status |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190254105A1 (en) * | 2018-02-14 | 2019-08-15 | Lg Electronics Inc. | Method for reporting mobility history of ue and device supporting the same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3793259A4 (en) * | 2018-05-10 | 2021-05-26 | Beijing Xiaomi Mobile Software Co., Ltd. | INFORMATION TRANSFER METHOD AND DEVICE |
| EP3793238A4 (en) * | 2018-05-18 | 2021-12-29 | Beijing Xiaomi Mobile Software Co., Ltd. | Cellular network signal measuring method, device and computer-readable storage medium |
| US11956689B2 (en) * | 2021-05-28 | 2024-04-09 | Qualcomm Incorporated | Signalling enhancements for aerial operation |
-
2022
- 2022-12-16 KR KR1020220177277A patent/KR20240094732A/ko active Pending
-
2023
- 2023-12-08 WO PCT/KR2023/020151 patent/WO2024128687A1/ko not_active Ceased
- 2023-12-08 CN CN202380086618.1A patent/CN120345288A/zh active Pending
- 2023-12-08 EP EP23903890.4A patent/EP4622328A4/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190254105A1 (en) * | 2018-02-14 | 2019-08-15 | Lg Electronics Inc. | Method for reporting mobility history of ue and device supporting the same |
Non-Patent Citations (5)
| Title |
|---|
| DYLAN WATTS, INTERDIGITAL: "Flight path reporting for UAV", 3GPP DRAFT; R2-2212340; TYPE DISCUSSION; NR_UAV-CORE, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. 3GPP RAN 2, no. Toulouse, FR; 20221114 - 20221118, 3 November 2022 (2022-11-03), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052216424 * |
| See also references of EP4622328A4 * |
| TOMOYUKI YAMAMOTO, DENSO CORPORATION: "Consideration on flight path reporting of NR support for UAV", 3GPP DRAFT; R2-2212736; TYPE DISCUSSION; NR_UAV-CORE, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. 3GPP RAN 2, no. Toulouse, FR; 20221114 - 20221118, 4 November 2022 (2022-11-04), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052216805 * |
| WENJUAN PU, VIVO: "Discussion on flight path reporting for NR UAV", 3GPP DRAFT; R2-2211819; TYPE DISCUSSION; NR_UAV, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. 3GPP RAN 2, no. Toulouse, FR; 20221114 - 20221118, 4 November 2022 (2022-11-04), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052215923 * |
| YOUN HYOUNG HEO, INTEL CORPORATION: "Discussion on reducing measurement reporting and flight path update for UAV", 3GPP DRAFT; R2-2211404; TYPE DISCUSSION; NR_UAV-CORE, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. 3GPP RAN 2, no. Toulouse, FR; 20221114 - 20221118, 4 November 2022 (2022-11-04), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052215513 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12432640B2 (en) | 2023-02-14 | 2025-09-30 | Interdigital Patent Holdings, Inc. | Conditional trigger for flight path update indication |
| US12439318B2 (en) | 2023-02-14 | 2025-10-07 | Interdigital Patent Holdings, Inc. | Explicit request for flight path status |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4622328A4 (en) | 2026-04-01 |
| KR20240094732A (ko) | 2024-06-25 |
| CN120345288A (zh) | 2025-07-18 |
| EP4622328A1 (en) | 2025-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2023063788A1 (en) | Apparatus and method for conditional mobility on secondary node initiated by master node in wireless communication systems | |
| WO2024147574A1 (en) | Method and apparatus for configuring and reporting qoe in wireless communication system | |
| WO2022240104A1 (ko) | 무선 통신 시스템에서 l1, l2 기반의 셀간 이동을 지원하는 방법 및 장치 | |
| WO2024035184A1 (en) | Method and device for performing conditional handover in wireless communication system | |
| WO2020141864A1 (ko) | 무선 통신 시스템에서 데이터를 송수신하는 방법 및 장치 | |
| WO2024128687A1 (ko) | 차세대 이동 통신 시스템에서 비행 경로를 업데이트 하기 위한 방법 및 장치 | |
| WO2021215884A1 (ko) | 무선 통신 시스템에서 신호를 송수신하는 방법 및 장치 | |
| WO2022211565A1 (ko) | 무선 통신 시스템에서 포지셔닝 무결성을 지원하기 위한 방법 및 장치 | |
| WO2022169296A1 (ko) | 무선 통신 시스템에서 스케줄링을 수행하기 위한 방법 및 장치 | |
| WO2022270996A1 (ko) | 백홀 액세스 홀 결합 시스템에서 마이그레이션을 위한 자식 노드의 설정 적용 방법 및 장치 | |
| WO2024210384A2 (en) | Method and device for managing security key for performing continuous conditional pscell change in next-generation mobile communication system | |
| WO2022031045A1 (ko) | 무선 통신 시스템에서 결합 액세스 백홀 노드 및 결합 액세스 백홀 노드의 통신 방법 | |
| WO2023158234A1 (en) | Method and apparatus for the conditional pscell change in next generation mobile communication system | |
| WO2024172414A1 (ko) | 무선 통신 시스템에서 기지국의 dtx/drx 동작을 고려한 rlc 타이머를 조절하기 위한 방법 및 장치 | |
| WO2023239114A1 (ko) | 무선 통신 시스템에서 멀티심 단말용 갭 우선순위를 관리하는 방법 및 장치 | |
| WO2024072118A1 (ko) | 무선 통신 시스템에서 그룹 캐스트를 이용한 위치 측정 방법 및 장치 | |
| WO2023128473A1 (ko) | 무선 통신 시스템에서 mac 제어 정보를 처리하는 방법 및 장치 | |
| WO2024076181A1 (ko) | 이동통신 시스템에서 early measurement 수행 방법 및 장치 | |
| WO2024196189A1 (en) | Apparatus and operating method of network controlled repeater related to beam failure detection in next-generation mobile communication | |
| WO2026071829A1 (ko) | 무선 통신 시스템에서 pscell 이동 히스토리 정보를 저장하는 방법 및 장치 | |
| WO2025023740A1 (en) | Method and apparatus for evaluating condition for sequential conditional pscell change in next generation mobile communication system | |
| WO2023195695A1 (ko) | 무선 통신 시스템에서 통합 액세스 및 백홀 노드에 ip 주소를 설정하는 방법 및 장치 | |
| WO2024019508A1 (ko) | 무선 통신 시스템에서 통일된 빔 기법을 적용할 때 srs를 활성화하는 mac ce를 적용하는 방법 및 장치 | |
| WO2025159490A1 (ko) | 무선 통신 시스템에서 qoe 측정 보고를 재전송하기 위한 방법 및 장치 | |
| WO2025018803A1 (ko) | 무선 통신 시스템에서 조건부 핸드오버와 조건부 pscell 교체를 관리하는 방법 및 장치 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 23903890 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: CN2023800866181 Country of ref document: CN Ref document number: 202380086618.1 Country of ref document: CN |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 202517058178 Country of ref document: IN |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2023903890 Country of ref document: EP |
|
| ENP | Entry into the national phase |
Ref document number: 2023903890 Country of ref document: EP Effective date: 20250620 |
|
| WWP | Wipo information: published in national office |
Ref document number: 202517058178 Country of ref document: IN |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| WWP | Wipo information: published in national office |
Ref document number: 202380086618.1 Country of ref document: CN |
|
| WWP | Wipo information: published in national office |
Ref document number: 2023903890 Country of ref document: EP |









