WO2022022713A1 - 上行定时提前值处理方法、装置及终端 - Google Patents
上行定时提前值处理方法、装置及终端 Download PDFInfo
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- WO2022022713A1 WO2022022713A1 PCT/CN2021/109834 CN2021109834W WO2022022713A1 WO 2022022713 A1 WO2022022713 A1 WO 2022022713A1 CN 2021109834 W CN2021109834 W CN 2021109834W WO 2022022713 A1 WO2022022713 A1 WO 2022022713A1
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- value
- uplink
- random access
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- access procedure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
- H04W74/0891—Non-scheduled access, e.g. ALOHA using a dedicated channel for access for synchronized access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
- H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]
Definitions
- the present application belongs to the field of communication technologies, and in particular relates to a method, device and terminal for processing an uplink timing advance TA value.
- the network side releases the user terminal (User Equipment, UE) from the connected state to the IDLE/INACTIVE state, the context configuration information of the UE is retained.
- the UE wants to send small data, if the system message on the network side indicates that the small data is supported For data transmission (for example, supporting the transmission of small data less than 10Kbyte), the UE in IDLE/INACTIVE state configures the dedicated uplink PUSCH resources through the network (for example, pre-configured PUSCH (pre-configured PUSCH); or, pre-assigned uplink Resource (Preallocated Uplink Resource, PUR)) directly sends small data to the network side.
- the network configures a dedicated Physical Uplink Shared Channel (PUSCH) resource, it will specify the Uplink Timing Advance (TA) corresponding to the uplink transmission of the dedicated PUSCH resource.
- PUSCH Physical Uplink Shared Channel
- TA Uplink Timing Advance
- the network side specifies the uplink TA value for the UE, if the UE triggers the random access process, the UE will obtain a new uplink TA value, and how to deal with these two different uplink timing values can make the network side and the UE side Understanding consistency is the problem that needs to be solved.
- the purpose of the embodiments of the present application is to provide a method, device and terminal for processing an uplink timing advance TA value, which can solve the problem of how to make the network side and the UE side understand the TA value in the same way when two different TA values appear. .
- a method for processing an uplink timing advance TA value is provided, which is applied to a terminal, and the method includes:
- the first TA value and/or the second TA value are applied in a preset processing manner, wherein the first TA is configured by the network side device, and the first TA is the first uplink resource
- the corresponding uplink timing advance value, the second TA value is the uplink timing advance value received during the random access process.
- a device for processing an uplink timing advance TA value comprising: a processing module configured to apply the first TA value and/or the second TA value in a preset processing manner after triggering a random access procedure,
- the first TA is configured by the network side device, and the first TA is the uplink timing advance value corresponding to the first uplink resource, and the second TA value is received during the random access process Upstream timing advance value.
- a terminal in a third aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor.
- a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method according to the first aspect are implemented.
- a fifth aspect provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a network-side device program or instruction, implementing the method described in the first aspect. method described.
- the network side and the UE side can have the same understanding.
- FIG. 1 is a block diagram of a wireless communication system to which an embodiment of the present application can be applied;
- FIG. 2 is a flowchart of a method for processing an uplink TA value provided by an embodiment of the present application
- FIG. 3 is a structural diagram of an apparatus for processing an uplink TA value provided by an embodiment of the present application
- FIG. 4 is a structural diagram of a communication device provided by an embodiment of the present application.
- FIG. 5 is a structural diagram of a terminal provided by an embodiment of the present application.
- first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
- the first object may be one or multiple.
- “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
- LTE Long Term Evolution
- LTE-Advanced LTE-Advanced
- LTE-A Long Term Evolution
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single-carrier Frequency-Division Multiple Access
- system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
- NR New Radio
- 6G 6th Generation
- FIG. 1 shows a block diagram of a wireless communication system to which the embodiments of the present application can be applied.
- the wireless communication system includes a terminal 11 and a network-side device 12 .
- the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), PDA, Netbook, Ultra-mobile Personal Computer (UMPC), Mobile Internet Device (MID), Wearable Device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, and wearable devices include: bracelets, headphones, glasses, etc.
- PDA Personal Digital Assistant
- MID Mobile Internet Device
- MID Wearable Device
- VUE vehicle-mounted device
- PUE pedestrian terminal
- the network side device 12 may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Send Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical terms.
- the base station in the NR system is taken as an example, but the specific type of the base station is not limited.
- FIG. 2 is a flowchart of a method for processing an uplink timing advance TA value provided by an embodiment of the present application.
- the method for processing an uplink TA value in the embodiment of the present application may be applied to a terminal.
- the processing method may include the following steps:
- Step 201 Apply the first TA value and/or the second TA value in a preset processing manner after triggering the random access procedure.
- the first TA is configured by the network side device, and the first TA is the uplink timing advance value corresponding to the first uplink resource, and the second TA value is received during the random access process Upstream timing advance value.
- the UE may determine the position of the subframe of the downlink signal.
- the network needs to ensure that signals sent by different UEs arrive at a fixed time. Therefore, the network side needs to configure an uplink timing advance, that is, a TA value, for the uplink transmission of the UE.
- an uplink timing advance that is, a TA value
- the UE After the UE receives the TA value, if the UE wants to send an uplink signal, the UE sends the uplink signal in advance of the TA time value with reference to the downlink subframe position.
- the first uplink resource is configured by the network-side device, and the first uplink resource may be a dedicated physical uplink shared channel PUSCH resource (for example, pre-configured PUSCH or PUR), and the dedicated PUSCH resource is used when idle In the state or inactive state, the small data (small data) is directly sent to the network side device.
- the first TA value is configured by the network side for the UE, and the first TA value is an uplink TA value used when the first uplink resource performs uplink transmission.
- the first uplink resource and the first TA may be configured by the network side to the UE together, and of course, may also be configured separately, which is not specifically limited in this embodiment.
- the network side may configure a pur-Config for the UE in the RRCRelease message, where the pur-Config includes the above-mentioned dedicated PUSCH resource and an uplink TA value used for uplink transmission of the PUSCH resource.
- the network when the network configures the first uplink resource, it not only specifies the uplink timing advance corresponding to the uplink transmission of the first uplink resource (that is, the first TA value), but also configures whether an uplink timing advance is available.
- Judgment timer for example, pur-TimeAlignmentTimer
- the UE will start the timer after receiving the first TA value corresponding to the first uplink resource indicated by the network configuration. When the timer expires, it will consider the corresponding first uplink resource. No longer available.
- the UE regarding the acquisition of the second TA value in the random access process, the UE only needs to acquire the TA value in the uplink out-of-synchronization state. Therefore, the UE can trigger the UE itself or the network side can trigger the UE to initiate the random access process. The side issues the TA value to the UE in the random access response.
- the network side may set a timer (for example, timeAlignmentTimer) for the TA value of the UE. It is started when the TA is delivered to the UE, and the network side delivers a new TA value to the UE before the timeAlignmentTimer times out.
- timeAlignmentTimer set by the network side, it starts or restarts when the TA value is received. After the timeAlignmentTimer timer expires, the TA value is considered to be invalid, and the UE behaves in an out-of-synchronization state, and can no longer send uplink signals in the uplink out-of-synchronization cell.
- the UE may receive the second TA value before the random access procedure is successfully completed.
- the TA value specified by the Timing Advance Command (TAC) is received in Msg2 of the 4-step random access procedure (or MsgB (eg, fallbackRAR) of the 2-step random access procedure).
- TAC Timing Advance Command
- MsgB eg, fallbackRAR
- the first TA value and/or the second TA value is applied according to a preset processing method, which specifically includes the following processing methods:
- Manner 1 After triggering the random access process or after the random access process is completed, stop using the first TA value to send uplink signals.
- the triggering of the random access process may be after the configuration of the first uplink resource and the first TA value is received.
- the UE after triggering the random access procedure, the UE considers that the uplink timing of the first uplink resource is no longer available, and stops using the first TA value to send uplink signals. For example, if the UE triggers a 4-step random access procedure (or a 2-step random access procedure), the UE considers that the first TA value corresponding to the first uplink resource is no longer available, and stops using the first TA value to send uplink signals.
- the UE may also consider that the uplink timing of the first uplink resource is no longer available after the random access process is completed, and stop using the first TA value to send uplink signals. For example, the UE receives the second TA value in Msg2 of the 4-step random access procedure (or MsgB of the 2-step random access procedure), but stops sending the uplink using the first TA value after the random access procedure is completed. Signal. It should be noted that, after the above random access process is completed, it can be understood that the random access process is successfully completed.
- the stopping using the first TA value to send the uplink signal includes at least one of the following: releasing the first uplink resource; determining that the timer corresponding to the first uplink resource expires .
- the uplink timing advance timer eg, pur-TimeAlignmentTimer
- the first TA value and/or the second TA value is applied in a preset processing manner, including: after the random access process is triggered or after the random access process is completed, An uplink signal is sent using the second TA value.
- the UE stops sending uplink signals using the first TA value, and uses the second TA value to send uplink signals after triggering the random access procedure.
- the UE stops sending uplink signals using the first TA value after the random access process is completed, and sends uplink signals using the second TA value after the random access process is completed.
- the UE receives the second TA value in Msg2 of the 4-step random access procedure, or MsgB of the 2-step random access procedure, but still uses the first TA value to send the uplink signal during the random access procedure.
- the first TA value is used to send the uplink signal, and after the random access process is completed, the uplink signal is sent using the second TA value received during the random access process.
- the UE after receiving the second TA value, stops using the first TA value to send uplink signals, and uses the second TA value to send uplink signals. For example, the UE receives the second TA value in Msg2 of the 4-step random access procedure, or MsgB of the 2-step random access procedure, and after receiving the second TA value, stops using the first TA value to send uplink signals, And use the second TA value received in the random access process to send the uplink signal.
- Manner 2 the applying the first TA value and/or the second TA value according to the preset processing method includes: in the case where the second TA value is received and the first TA value is still valid, not using the first TA value and/or the second TA value The second TA value is used to send the uplink signal.
- the sending an uplink signal without using the second TA value includes any one of the following: ignoring or discarding the second TA value; sending a random access procedure without using the second TA value up signal in .
- the method further includes: using the first TA value to send an uplink signal during the random access process or after the random access process is completed; or,
- the sending the uplink signal in the random access process without using the second TA value includes at least one of the following: using the first TA value to send the uplink signal in the random access process or after the random access process is completed; saving the The second TA value is used to send the uplink signal after the random access process is completed.
- the second TA value when the second TA value is received and the first TA value is still valid, the second TA value is ignored or discarded, and the first TA value is used to send the random access process or The uplink signal after the random access procedure is completed.
- the UE receives the second TA value in Msg2 of the 4-step random access procedure, the UE does not use the second TA value, but sends the Msg3 using the first TA value.
- the UE receives the second TA value in Msg2 of the 4-step random access process, and the UE does not use the second TA value.
- the UE uses the first TA value to send Msg4 corresponding to The hybrid automatic repeat request (Hybrid Automatic Repeat reQuest, HARQ) feedback information.
- Hybrid Automatic Repeat reQuest Hybrid Automatic Repeat reQuest
- the UE in the case where the second TA value is received and the first TA value is still valid, in the random access process, the UE does not use the second TA value to send uplink signals, However, the UE saves the received second TA value, and uses the second TA value to send an uplink signal after the random access procedure is completed.
- “save” can be understood as “temporary storage” or storage but not use.
- the UE receives the second TA value in Msg2 of random access in step 4, and the UE does not use it but temporarily stores the second TA value. After the random access process is completed, the UE uses the temporarily stored second TA value to send HARQ feedback information corresponding to Msg4.
- the timer corresponding to the first TA value (for example, pur-TimeAlignmentTimer) does not time out, it may be considered that the first TA value is still valid. For example, if pur-TimeAlignmentTimer) times out, it can be considered that the first TA value is invalid.
- the application of the first TA value and/or the second TA value according to the preset processing mode includes at least one of the following:
- the uplink signal on the first uplink resource is not sent using the second TA value.
- the sending of the uplink signal on the first uplink resource without using the second TA value includes at least one of the following:
- the timer corresponding to the second TA value is different from the timer corresponding to the first uplink resource.
- the uplink TA value used in the random access process is different from the uplink TA value used by the first uplink resource.
- the UE receives the th Two TA values, the UE uses the second TA value specified by the TAC to send the uplink signal (eg, Msg3) of the random access process, but the second TA value specified by the TAC is not used to update the corresponding uplink transmission of the first uplink resource.
- TA value ie, the first TA value).
- the uplink timer used in the random access process is different from the uplink timer used by the first uplink resource.
- the UE receives the second TA value specified by the TAC in Msg2 of the 4-step random access procedure (or MsgB (eg, fallbackRAR) of the 2-step random access procedure)
- the UE starts the timeAlignmentTimer timer (the timeAlignmentTimer timer). If it times out, it is considered that the second TA value specified by the TAC is unavailable), and the timeAlignmentTimer timer corresponding to the second TA value is used for sending Msg3.
- the UE keeps the pur-TimeAlignmentTimer timer of the first uplink resource (if the pur-TimeAlignmentTimer timer expires, the first TA value corresponding to the first uplink resource is considered to be unavailable) to continue running, and the network configuration corresponding to the pur-TimeAlignmentTimer timer
- the first TA value of is used for uplink transmission of the first uplink resource.
- the applying the first TA value and/or the second TA value according to the preset processing method includes: when the second TA value is received, applying the second TA value to the first TA value. an uplink resource, or discard the second TA value.
- the using the second TA value for the first uplink resource includes: after the random access is successfully completed, using the second TA value for the first uplink resource;
- the discarding the second TA value includes: discarding the second TA value after the random access fails.
- the second TA value is used for the first uplink resource, That is, the UE does not use the second TA value for the first uplink resource before the random access is successfully completed. If the random access fails, the second TA value is discarded.
- the using the second TA value for the first uplink resource includes at least one of the following:
- the first TA value is updated using the second TA value, and the second TA value is used for sending the uplink signal on the first uplink resource.
- use the second TA value to update the first TA value including any of the following:
- the first TA value is updated with the second TA value.
- the UE uses the second TA value specified by the TAC to update the first TA value corresponding to the first uplink resource.
- the UE receives the TAC in Msg2 of the 4-step random access procedure, and after the 4-step random access procedure is successfully completed, the UE updates the first uplink resource corresponding to the first uplink resource using the second TA value specified by the TAC. a TA value.
- the timer corresponding to restarting the first uplink resource includes any of the following:
- the timer corresponding to the first uplink resource is restarted.
- the UE starts the pur-TimeAlignmentTimer timer when the network configures the first uplink resource, and when the UE receives the TAC in Msg2 of the 4-step random access procedure, the UE restarts the pur-TimeAlignmentTimer timer.
- the pur-TimeAlignmentTimer timer started by the UE when the network configures the first uplink resource, after the 4-step random access procedure is successfully completed, the UE uses the second TA value received in the random access procedure, and re-runs Start the pur-TimeAlignmentTimer timer.
- the restarting the uplink timer corresponding to the first uplink resource includes any of the following:
- the timer corresponding to the first uplink resource is restarted by using the timer value configured in the random access process.
- the network side configures an uplink timing timer value (eg, pur-TimeAlignmentTimer) of the PUR resource in the RRCRelease message, and the UE uses this value to restart the uplink timing timer corresponding to the first uplink resource.
- an uplink timing timer value eg, pur-TimeAlignmentTimer
- the network side configures an uplink timing timer value (eg, timeAlignmentTimer) of the random access process in the system information, and the UE uses this value to restart the uplink timing timer corresponding to the dedicated uplink resource.
- an uplink timing timer value eg, timeAlignmentTimer
- the appropriate TA value is selected according to the agreed rules
- the value is sent upstream, so that the network side and the UE side can understand the same.
- Step 1 The network side configures the UE with an uplink timing value used for transmission of specific uplink resources.
- the network side configures the pur-Config for the UE in the RRCRelease message, and the configuration includes the UE-specific PUSCH uplink transmission resource and the uplink timing value used for the PUSCH uplink transmission.
- Step 2 The UE triggers the random access process, and before the random access process is successfully completed (or during the random access process), receives the uplink timing value sent by the network side (for example, in Msg2 ( Or, the TA value specified by "Timing Advance Command" is received in MsgB (eg, fallbackRAR) of the 2-step random access procedure), then the behavior of the UE includes any of the following:
- Method 1 The UE considers that the uplink timing of the dedicated uplink resource is no longer available after selecting the random access procedure or after the random access procedure is completed or after receiving the uplink timing value sent by the network side during the random access procedure. (For example, if the UE triggers a 4-step random access procedure (or a 2-step random access procedure), the UE considers that the uplink timing of the dedicated uplink resource is no longer available.)
- the "random access procedure completed" may be the successful completion of the random access procedure.
- the specific implementation method for the UE "considering that the uplink timing of the dedicated uplink resource is no longer available" includes any of the following:
- the UE releases the configured specific uplink resources (for example, the UE releases the UE-specific PUSCH uplink transmission resources configured in the pur-Config configuration.)
- the UE considers that the uplink timing advance timer corresponding to the dedicated uplink resource has expired (for example, the pur-TimeAlignmentTimer has expired.)
- Method 2 When the uplink timing corresponding to the dedicated uplink resource is still valid, the uplink timing value sent by the network side received before (or during the random access process) is not used when the random access process is successfully completed.
- the uplink timing of the dedicated uplink resources configured by the network side for the UE is still valid, and the UE receives "Timing" in Msg2 of the 4-step random access process (or MsgB (eg, fallbackRAR) of the 2-step random access process) Advance Command” specifies the TA value. Then, the UE ignores the TA value specified by the “Timing Advance Command” received in Msg2 (or, MsgB (eg, fallbackRAR) of the 2-step random access process) of the 4-step random access process. .)
- the behavior of "not using the uplink timing value sent by the network side received before the random access procedure is successfully completed" includes any of the following:
- Method 2.1 The UE ignores (or discards) the uplink timing value sent by the network side received before the random access procedure is successfully completed.
- Method 2.2 During the random access process, the UE does not use the uplink timing value sent by the network side received before the random access
- the upstream timing value sent by the side is temporarily stored (eg, stored but not used).
- the behavior of the UE includes at least one of the following:
- the UE uses the uplink timing value corresponding to the dedicated uplink resource for the transmission of the uplink channel in the random access process (for example, the UE receives the TA value in Msg2 of the 4-step RACH, the UE does not use the TA value, but uses the dedicated uplink Send Msg3 with the uplink timing advance corresponding to the resource.)
- the UE uses the uplink timing value corresponding to the dedicated uplink resource for the transmission of the uplink channel after the random access process (for example, the UE receives the TA value in Msg2 of the 4-step RACH, the UE does not use the TA value, and the random access After the entry process is completed, the UE sends the HARQ feedback information corresponding to Msg4 using the uplink timing advance corresponding to the dedicated uplink resource.)
- the behavior of the UE includes at least one of the following:
- the UE uses the uplink timing value corresponding to the dedicated uplink resource for the transmission of the uplink channel in the random access process (for example, the UE receives the TA value in Msg2 of the 4-step RACH, the UE does not use the TA value, but uses the dedicated uplink Send Msg3 with the uplink timing advance corresponding to the resource.)
- the UE uses the uplink timing value corresponding to the dedicated uplink resource (or the uplink timing value obtained during the random access process temporarily stored by the UE) for sending the uplink channel after the random access process.
- the UE receives the TA value in Msg2 of the 4-step RACH, and the UE does not use it but temporarily stores the TA value.
- the UE sends the HARQ feedback information corresponding to Msg4 with the temporarily stored TA value.
- Method 3 The UE does not use the uplink timing value sent by the network side received before the random access procedure is successfully completed (or during the random access procedure) as dedicated uplink resources.
- the UE receives the TA value specified by "TAC” in Msg2 of the 4-step random access procedure (or MsgB (eg, fallbackRAR) of the 2-step random access procedure).
- MsgB eg, fallbackRAR
- the UE still uses the TA value specified by the TAC.
- the TA value sends the uplink signal of the random access process (eg, Msg3), but the TA value specified by the "TAC" is not used to update the TA value corresponding to the uplink transmission of the dedicated uplink resource.)
- the behavior of the UE includes at least one of the following:
- the uplink timing value used in the random access process is different from the timing value used by the dedicated uplink resources.
- the uplink timing timer used in the random access process is different from the uplink timing timer used by the dedicated uplink resources.
- the UE receives the TA value specified by "TAC” in Msg2 of the 4-step random access procedure (or MsgB (eg, fallbackRAR) of the 2-step random access procedure), and the UE starts the timeAlignmentTimer timer (the timeAlignmentTimer timer If the timer times out, the TA value specified by "TAC” is considered to be unavailable.)
- the TA value specified by "TAC” corresponding to the timeAlignmentTimer timer is used for the transmission of Msg3.
- the UE maintains the pur-TimeAlignmentTimer timer of dedicated uplink resources (this When the pur-TimeAlignmentTimer timer expires, it is considered that the TA value of the UE-specific uplink resource is unavailable.) Continue to run, and the TA value configured by the network corresponding to the pur-TimeAlignmentTimer timer is used for uplink transmission of the exclusive uplink resource.)
- Method 4 The UE uses the uplink timing value sent by the network side received before the random access procedure is successfully completed (or during the random access procedure) to be used for dedicated uplink resources.
- the UE uses the uplink timing value sent by the network side received before the random access process (or during the random access process) is successfully completed for dedicated uplink resources. (That is, before the random access process is successfully completed, the UE does not use the uplink timing value sent by the network side received before the random access process is successfully completed (or during the random access process) as dedicated uplink resources.)
- the UE discards the uplink timing value sent by the network side received before the random access procedure is successfully completed (or during the random access procedure).
- the UE's behavior of "using the uplink timing value sent by the network side received before the random access procedure is successfully completed (or during the random access procedure) to dedicated uplink resources" includes at least one of the following:
- the UE restarts the uplink timing timer corresponding to the dedicated uplink resource (for example, the pur-TimeAlignmentTimer timer that the UE starts when the network configures the dedicated uplink resource, and the UE receives the TAC in Msg2 of the 4-step random access procedure, the UE restarts pur-TimeAlignmentTimer timer.)
- the pur-TimeAlignmentTimer timer started by the UE when the network configures the dedicated uplink resources, after the 4-step random access process is successfully completed, the UE uses the TA value received in the random access process. , and restart the pur-TimeAlignmentTimer timer.
- the UE uses the "uplink timing value sent by the network side received before the random access procedure is successfully completed (or during the random access procedure)" to update the uplink timing value corresponding to the dedicated uplink resource.
- the UE uses the TA value specified by the TAC to update the uplink timing value corresponding to the dedicated uplink resource.
- the UE in the 4-step random access procedure After receiving the TAC in Msg2, after the 4-step random access process is successfully completed, the UE uses the TA value specified by the TAC to update the uplink timing value corresponding to the dedicated uplink resource.
- the "restarting the uplink timing timer corresponding to the dedicated uplink resource” includes any of the following:
- the uplink timing timer value corresponding to the dedicated uplink resource is restarted by using the uplink timing timer value configured when the dedicated uplink resource is configured.
- the uplink timing timer value for example, pur-TimeAlignmentTimer
- the UE uses this value to restart the uplink timing timer corresponding to the dedicated uplink resource.
- the uplink timing timer corresponding to the dedicated uplink resource is restarted.
- the uplink timing timer value eg, timeAlignmentTimer
- the UE uses this value to restart the uplink timing timer corresponding to the dedicated uplink resource.
- the execution subject may be an uplink TA value processing apparatus, or a control module in the uplink TA value processing apparatus for executing the uplink TA value processing method.
- the method for processing an uplink TA value performed by an apparatus for processing an uplink TA value is taken as an example, to describe the apparatus for processing an uplink TA value provided by the embodiment of the present application.
- FIG. 3 shows a schematic structural diagram of an apparatus for processing an uplink TA value provided by an embodiment of the present application.
- the apparatus 300 for processing an uplink TA value may include: a processing module 301 for triggering a random access process after a random access process is triggered.
- the first TA value and/or the second TA value is applied in a preset processing manner.
- the first TA is configured by the network side device, and the first TA is the uplink timing advance value corresponding to the first uplink resource, and the second TA value is received during the random access process Upstream timing advance value.
- the first TA value and the second TA value may be received by the receiving module.
- the processing module 301 applies the first TA value and/or the second TA value in a preset processing manner after the random access procedure is triggered, including: after the random access procedure is triggered or after the random access procedure is completed. Or after receiving the second TA value, stop using the first TA value to send uplink signals.
- the stopping of using the first TA value to send uplink signals includes at least one of the following:
- the processing module 301 applies the first TA value and/or the second TA value in a preset processing manner after the random access procedure is triggered, including: after the random access procedure is triggered or in the random access procedure. After the process is completed, the uplink signal is sent using the second TA value.
- the processing module 301 applies the first TA value and/or the second TA value in a preset processing manner, including: when the second TA value is received and the first TA value is still valid , the uplink signal is not sent using the second TA value.
- the sending the uplink signal without using the second TA value includes any one of the following: ignoring or discarding the second TA value; sending the uplink signal in the random access process without using the second TA value Signal.
- the processing module 301 is further configured to use the first TA value to send an uplink signal during the random access process or after the random access process is completed; or,
- the sending the uplink signal in the random access process without using the second TA value includes at least one of the following: using the first TA value to send the uplink signal in the random access process or after the random access process is completed; saving the The second TA value is used to send the uplink signal after the random access process is completed.
- the processing module 301 applies the first TA value and/or the second TA value in a preset processing manner, including at least one of the following:
- the uplink signal on the first uplink resource is not sent using the second TA value.
- the sending of the uplink signal on the first uplink resource without using the second TA value includes at least one of the following:
- the timer corresponding to the second TA value is different from the timer corresponding to the first uplink resource.
- the processing module 301 applies the first TA value and/or the second TA value in a preset processing manner, including: in the case of receiving the second TA value, applying the second TA value to on the first uplink resource, or discard the second TA value.
- the using the second TA value for the first uplink resource includes: after the random access is successfully completed, using the second TA value for the first uplink resource;
- the discarding the second TA value includes: discarding the second TA value after the random access fails.
- the using the second TA value for the first uplink resource includes at least one of the following:
- the first TA value is updated using the second TA value, and the second TA value is used for sending the uplink signal on the first uplink resource.
- the restarting the uplink timer corresponding to the first uplink resource includes any of the following:
- the timer corresponding to the first uplink resource is restarted by using the timer value configured in the random access process.
- the timer corresponding to restarting the first uplink resource includes any of the following:
- the timer corresponding to the first uplink resource is restarted.
- use the second TA value to update the first TA value including any of the following:
- the first TA value is updated with the second TA value.
- the first uplink resource is a dedicated physical uplink shared channel PUSCH resource configured by the network, and the dedicated PUSCH resource is used to directly send small data to the network side device in an idle state or an inactive state.
- the apparatus for processing an uplink TA value provided in this embodiment of the present application can implement each process implemented by the method embodiment in FIG. 2 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
- the apparatus for processing an uplink TA value in this embodiment of the present application may be an apparatus, or may be a component, an integrated circuit, or a chip in a terminal.
- the device may be a mobile terminal or a non-mobile terminal.
- the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
- the apparatus for processing an uplink TA value in this embodiment of the present application may be an apparatus having an operating system.
- the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
- the apparatus for processing an uplink TA value provided in this embodiment of the present application can implement each process implemented by the method embodiment in FIG. 2 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
- an embodiment of the present application further provides a communication device 400, including a processor 401, a memory 402, a program or instruction stored in the memory 402 and executable on the processor 401,
- a communication device 400 including a processor 401, a memory 402, a program or instruction stored in the memory 402 and executable on the processor 401,
- the communication device 400 is a terminal
- the program or instruction is executed by the processor 401, each process of the above-mentioned embodiments of the uplink TA value processing method is implemented, and the same technical effect can be achieved.
- FIG. 5 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
- the terminal 100 includes but is not limited to: a radio frequency unit 101, a network module 102, an audio output unit 103, an input unit 104, a sensor 105, a display unit 106, a user input unit 107, an interface unit 108, a memory 109, a processor 110 and other components .
- the terminal 100 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 110 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
- a power source such as a battery
- the terminal structure shown in FIG. 5 does not constitute a limitation to the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
- the input unit 104 may include a graphics processor (Graphics Processing Unit, GPU) 1041 and a microphone 1042. Such as camera) to obtain still pictures or video image data for processing.
- the display unit 106 may include a display panel 1061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 107 includes a touch panel 1071 and other input devices 1072 .
- the touch panel 1071 is also called a touch screen.
- the touch panel 1071 may include two parts, a touch detection device and a touch controller.
- Other input devices 1072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which are not described herein again.
- the radio frequency unit 101 receives the downlink data from the network side device, and then processes it to the processor 110; in addition, sends the uplink data to the network side device.
- the radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- Memory 109 may be used to store software programs or instructions as well as various data.
- the memory 109 may mainly include a storage program or instruction area and a storage data area, wherein the stored program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
- the memory 109 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- ROM Read-Only Memory
- PROM programmable read-only memory
- PROM erasable programmable read-only memory
- Erasable PROM Erasable PROM
- EPROM electrically erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
- the processor 110 may include one or more processing units; optionally, the processor 110 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 110 .
- the processor 110 is configured to apply the first TA value and/or the second TA value in a preset processing manner after triggering the random access process, wherein the first TA is configured by the network side device, and the first TA is TA is an uplink timing advance value corresponding to the first uplink resource, and the second TA value is an uplink timing advance value received during the random access process.
- the processor 110 applies the first TA value and/or the second TA value in a preset processing manner after the random access procedure is triggered, including: after the random access procedure is triggered, or after the random access procedure is completed, or After receiving the second TA value, stop using the first TA value to send uplink signals.
- the stopping using the first TA value to send the uplink signal includes at least one of the following:
- the processor 110 applies the first TA value and/or the second TA value in a preset processing manner after triggering the random access procedure, including: after triggering the random access procedure or after the random access procedure is triggered. After the process is completed, the uplink signal is sent using the second TA value.
- the processor 110 applies the first TA value and/or the second TA value in a preset processing manner, including: when the second TA value is received and the first TA value is still valid , the uplink signal is not sent using the second TA value.
- the sending the uplink signal without using the second TA value includes any one of the following: ignoring or discarding the second TA value; sending the uplink signal in the random access process without using the second TA value Signal.
- the processing module is further configured to use the first TA value to send an uplink signal during the random access process or after the random access process is completed; or ,
- the sending the uplink signal in the random access process without using the second TA value includes at least one of the following: using the first TA value to send the uplink signal in the random access process or after the random access process is completed; saving the The second TA value is used to send the uplink signal after the random access process is completed.
- the processing module applies the first TA value and/or the second TA value in a preset processing manner, including at least one of the following:
- the uplink signal on the first uplink resource is not sent using the second TA value.
- the sending of the uplink signal on the first uplink resource without using the second TA value includes at least one of the following:
- the timer corresponding to the second TA value is different from the timer corresponding to the first uplink resource.
- the processor applies the first TA value and/or the second TA value in a preset processing manner, including: when the second TA value is received, using the second TA value for the first uplink resource, or discard the second TA value.
- the using the second TA value for the first uplink resource includes: after the random access is successfully completed, using the second TA value for the first uplink resource;
- the discarding the second TA value includes: discarding the second TA value after the random access fails.
- the using the second TA value for the first uplink resource includes at least one of the following:
- the first TA value is updated using the second TA value, and the second TA value is used for sending the uplink signal on the first uplink resource.
- the restarting the uplink timer corresponding to the first uplink resource includes any of the following:
- the timer corresponding to the first uplink resource is restarted by using the timer value configured in the random access process.
- the timer corresponding to restarting the first uplink resource includes any of the following:
- the timer corresponding to the first uplink resource is restarted.
- use the second TA value to update the first TA value including any of the following:
- the first TA value is updated with the second TA value.
- terminal 100 in this embodiment can implement each process in the method embodiment of FIG. 2 in the embodiment of the present application, and achieve the same beneficial effect, and to avoid repetition, details are not described here.
- Embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, each process of the above-mentioned embodiments of the method for processing an uplink TA value is implemented, and can To achieve the same technical effect, in order to avoid repetition, details are not repeated here.
- the processor is the processor in the terminal described in the foregoing embodiment.
- the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
- An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to realize the above-mentioned uplink TA value
- the chip includes a processor and a communication interface
- the communication interface is coupled to the processor
- the processor is used to run a network-side device program or instruction to realize the above-mentioned uplink TA value
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
- modules, units, sub-modules, sub-units, etc. can be implemented in one or more Application Specific Integrated Circuits (ASIC), Digital Signal Processing (DSP), digital signal processing equipment ( DSP Device, DSPD), Programmable Logic Device (Programmable Logic Device, PLD), Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA), general-purpose processor, controller, microcontroller, microprocessor, for in other electronic units or combinations thereof that perform the functions described herein.
- ASIC Application Specific Integrated Circuits
- DSP Digital Signal Processing
- DSP Device digital signal processing equipment
- PLD Programmable Logic Device
- Field-Programmable Gate Array Field-Programmable Gate Array
- FPGA Field-Programmable Gate Array
- the method of the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is better implementation.
- the technical solution of the present application can be embodied in the form of a software product in essence or in a part that contributes to the prior art, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, CD-ROM), including several instructions to make a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of this application.
- a storage medium such as ROM/RAM, magnetic disk, CD-ROM
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Abstract
Description
Claims (34)
- 一种上行定时提前TA值处理方法,应用于终端,在触发随机接入过程后按预设处理方式应用第一TA值和/或第二TA值,其中,所述第一TA是网络侧设备配置的,且所述第一TA是第一上行资源对应的上行定时提前值,所述第二TA值是在所述随机接入过程中接收到的上行定时提前值。
- 根据权利要求1所述的方法,其中,所述在触发随机接入过程后按预设处理方式应用第一TA值和/或第二TA值,包括:在触发随机接入过程后或在随机接入过程完成后或在接收到所述第二TA值后,停止使用所述第一TA值发送上行信号。
- 根据权利要求2所述的方法,其中,所述停止使用所述第一TA值发送上行信号包括以下至少一项:释放所述第一上行资源;确定所述第一上行资源对应的定时器超时。
- 根据权利要求1或2所述的方法,其中,所述在触发随机接入过程后按预设处理方式应用第一TA值和/或第二TA值,包括:在触发随机接入过程后或在随机接入过程完成后或在接收到所述第二TA值后,使用所述第二TA值发送上行信号。
- 根据权利要求1所述的方法,其中,所述按预设处理方式应用第一TA值和/或第二TA值,包括:在接收到所述第二TA值且所述第一TA值仍然有效的情况下,不使用所述第二TA值发送上行信号。
- 根据权利要求5所述的方法,其中,所述不使用所述第二TA值发送上行信号,包括以下任一项:忽略或丢弃所述第二TA值;不使用所述第二TA值发送随机接入过程中的上行信号。
- 根据权利要求6所述的方法,其中,在忽略或丢弃所述第二TA值的情况下,所述方法还包括:使用所述第一TA值发送随机接入过程中或随机接入过程完成后的上行信号;或,所述不使用第二TA值发送随机接入过程中的上行信号包括以下至少一 项:使用所述第一TA值发送随机接入过程中或随机接入过程完成后的上行信号;保存所述第二TA值,使用所述第二TA值发送随机接入过程完成后的上行信号。
- 根据权利要求1所述的方法,其中,所述按预设处理方式应用第一TA值和/或第二TA值,包括以下至少一项:在接收到所述第二TA值后,不使用所述第二TA值发送所述第一上行资源上的上行信号。
- 根据权利要求8所述的方法,其中,所述不使用第二TA值发送所述第一上行资源上的上行信号包括以下至少一项:使用所述第一TA值发送所述第一上行资源上的上行信号;使用所述第二TA值发送随机接入过程中的上行信号;所述第二TA值对应的定时器与所述第一上行资源对应的定时器不同。
- 根据权利要求1所述的方法,其中,所述按预设处理方式应用第一TA值和/或第二TA值,包括:在接收到所述第二TA值的情况下,将所述第二TA值用于所述第一上行资源,或者,丢弃所述第二TA值。
- 根据权利要求10所述的方法,其中,所述将第二TA值用于所述第一上行资源,包括:在随机接入成功完成后,将第二TA值用于所述第一上行资源;所述丢弃所述第二TA值,包括:在随机接入失败后,丢弃所述第二TA值。
- 根据权利要求10或11所述的方法,其中,所述将第二TA值用于所述第一上行资源包括以下至少一项:重启所述第一上行资源对应的定时器;使用所述第二TA值更新所述第一TA值,将第二TA值用于所述第一上行资源上的上行信号的发送。
- 根据权利要求12所述的方法,其中,所述重启所述第一上行资源对应的上行定时器包括以下任一项:采用配置所述第一TA值时配置的定时器值,重启所述第一上行资源对应的上行定时器;采用随机接入过程中配置的定时器值,重启所述第一上行资源对应的定时器。
- 根据权利要求12所述的方法,其中,所述重启第一上行资源对应的定时器包括以下任一项:接收到所述第二TA值,则重启所述第一上行资源对应的定时器;在随机接入过程成功完成后,重启所述第一上行资源对应的定时器。
- 根据权利要求12所述的方法,其中,使用所述第二TA值更新所述第一TA值,包括以下任一项:接收到所述第二TA值,则使用所述第二TA值更新所述第一TA值;在随机接入过程成功完成后,使用所述第二TA值更新所述第一TA值。
- 根据权利要求1所述的方法,其中,所述第一上行资源为网络配置的专属物理上行共享信道PUSCH资源,所述专属PUSCH资源用于在空闲态或非激活态时直接将小数据发送至网络侧设备。
- 一种上行定时提前TA值处理装置,包括:处理模块,用于在触发随机接入过程后按预设处理方式应用第一TA值和/或第二TA值,其中,所述第一TA是网络侧设备配置的,且所述第一TA是第一上行资源对应的上行定时提前值,所述第二TA值是在所述随机接入过程中接收到的上行定时提前值。
- 根据权利要求17所述的装置,其中,所述处理模块在触发随机接入过程后按预设处理方式应用第一TA值和/或第二TA值包括:在触发随机接入过程后或在随机接入过程完成后或在接收到所述第二TA值后,停止使用所述第一TA值发送上行信号。
- 根据权利要求18所述的装置,其中,所述停止使用所述第一TA值发送上行信号包括以下至少一项:释放所述第一上行资源;确定所述第一上行资源对应的定时器超时。
- 根据权利要求17或18所述的装置,其中,所述处理模块在触发随机接入过程后所述按预设处理方式应用第一TA值和/或第二TA值,包括:在触发随机接入过程后或在随机接入过程完成后或在接收到所述第二TA值 后,使用所述第二TA值发送上行信号。
- 根据权利要求17所述的装置,其中,所述处理模块按预设处理方式应用第一TA值和/或第二TA值,包括:在接收到所述第二TA值且所述第一TA值仍然有效的情况下,不使用所述第二TA值发送上行信号。
- 根据权利要求21所述的装置,其中,所述不使用所述第二TA值发送上行信号,包括以下任一项:忽略或丢弃所述第二TA值;不使用所述第二TA值发送随机接入过程中的上行信号。
- 根据权利要求22所述的装置,其中,在忽略或丢弃所述第二TA值的情况下,所述处理模块还用于使用所述第一TA值发送随机接入过程中或随机接入过程完成后的上行信号;或,所述不使用第二TA值发送随机接入过程中的上行信号包括以下至少一项:使用所述第一TA值发送随机接入过程中或随机接入过程完成后的上行信号;保存所述第二TA值,使用所述第二TA值发送随机接入过程完成后的上行信号。
- 根据权利要求17所述的装置,其中,所述处理模块按预设处理方式应用第一TA值和/或第二TA值,包括以下至少一项:在接收到所述第二TA值后,不使用所述第二TA值发送所述第一上行资源上的上行信号。
- 根据权利要求24所述的装置,其中,所述不使用第二TA值发送所述第一上行资源上的上行信号包括以下至少一项:使用所述第一TA值发送所述第一上行资源上的上行信号;使用所述第二TA值发送随机接入过程中的上行信号;所述第二TA值对应的定时器与所述第一上行资源对应的定时器不同。
- 根据权利要求17所述的装置,其中,所述处理模块按预设处理方式应用第一TA值和/或第二TA值,包括:在接收到所述第二TA值的情况下,将所述第二TA值用于所述第一上行资源,或者,丢弃所述第二TA值。
- 根据权利要求26所述的装置,其中,所述将第二TA值用于所述第一上行资源,包括:在随机接入成功完成后,将第二TA值用于所述第一上行资源;所述丢弃所述第二TA值,包括:在随机接入失败后,丢弃所述第二TA值。
- 根据权利要求27所述的装置,其中,所述将第二TA值用于所述第一上行资源包括以下至少一项:重启所述第一上行资源对应的定时器;使用所述第二TA值更新所述第一TA值,将第二TA值用于所述第一上行资源上的上行信号的发送。
- 根据权利要求28所述的装置,其中,所述重启所述第一上行资源对应的上行定时器包括以下任一项:采用配置所述第一TA值时配置的定时器值,重启所述第一上行资源对应的上行定时器;采用随机接入过程中配置的定时器值,重启所述第一上行资源对应的定时器。
- 根据权利要求28所述的装置,其中,所述重启第一上行资源对应的定时器包括以下任一项:接收到所述第二TA值,则重启所述第一上行资源对应的定时器;在随机接入过程成功完成后,重启所述第一上行资源对应的定时器。
- 根据权利要求28所述的装置,其中,使用所述第二TA值更新所述第一TA值,包括以下任一项:接收到所述第二TA值,则使用所述第二TA值更新所述第一TA值;在随机接入过程成功完成后,使用所述第二TA值更新所述第一TA值。
- 一种终端,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至16任一项所述的上行定时提前TA值处理方法的步骤。
- 一种可读存储介质,其中,所述可读存储介质上存储程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1-16任一项所述的上行定时提前TA值处理方法的步骤。
- 一种芯片,包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行网络侧设备程序或指令,实现如权利要求1-16任一 项所述的上行定时提前TA值处理方法。
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| EP21850828.1A EP4192135A4 (en) | 2020-07-31 | 2021-07-30 | Method and apparatus for processing uplink timing advance value, and terminal |
| JP2023503443A JP7607371B2 (ja) | 2020-07-31 | 2021-07-30 | 上りリンクタイミングアドバンス値処理方法、装置及び端末 |
| US18/104,040 US20230180303A1 (en) | 2020-07-31 | 2023-01-31 | Uplink timing advance value processing method, apparatus, and terminal |
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| US12284671B2 (en) * | 2022-09-21 | 2025-04-22 | Qualcomm Incorporated | Random access message for deactivated cell timing adjustments |
| CN120529402A (zh) * | 2023-03-29 | 2025-08-22 | 荣耀终端股份有限公司 | 针对时间提前量ta的处理方法及装置 |
| CN121195589A (zh) * | 2023-05-11 | 2025-12-23 | 苹果公司 | 用于候选小区的物理随机接入信道触发和上行链路同步的技术 |
| CN120152028A (zh) * | 2023-12-12 | 2025-06-13 | 维沃移动通信有限公司 | 上行信息传输方法、装置、终端及网络侧设备 |
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| US20230180303A1 (en) | 2023-06-08 |
| EP4192135A4 (en) | 2024-01-24 |
| CN114071687A (zh) | 2022-02-18 |
| JP7607371B2 (ja) | 2024-12-27 |
| EP4192135A1 (en) | 2023-06-07 |
| CN114071687B (zh) | 2023-04-07 |
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