WO2021185276A1 - Srs的发送、配置及测量方法、定位方法及设备 - Google Patents
Srs的发送、配置及测量方法、定位方法及设备 Download PDFInfo
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- WO2021185276A1 WO2021185276A1 PCT/CN2021/081281 CN2021081281W WO2021185276A1 WO 2021185276 A1 WO2021185276 A1 WO 2021185276A1 CN 2021081281 W CN2021081281 W CN 2021081281W WO 2021185276 A1 WO2021185276 A1 WO 2021185276A1
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Definitions
- the embodiment of the present invention relates to the field of wireless communication technology, and in particular to a method for sending, configuring, and measuring SRS, a positioning method, and a device.
- the Sounding Reference Signal includes the SRS used for measurement and the SRS used for positioning.
- the SRS used for measurement can be sent to the serving cell of the User Equipment (UE, also known as the terminal). To measure the uplink channel quality of the UE.
- the SRS used for positioning can be sent to the serving cell and neighboring cells of the UE for positioning of the UE.
- the UE does not start the discontinuous reception duration timer (DRX-OndurationTimer)
- the UE does not need to transmit periodic and semi-continuous SRS.
- the SRS is used for measurement or The SRS used for positioning, that is, the transmission mode of the SRS used for positioning is not clear, so the neighboring cell may still perform SRS measurement when the UE does not transmit the SRS, resulting in waste of resources.
- RRC Radio Resource Control
- NR New Radio
- the connection between the radio access network (Radio Access Network, RAN) side and the core network is in a state. Therefore, the speed of transitioning from the inactive state to the connected state is very fast, and no core network signaling is required.
- the UE is allowed to sleep in a similar manner to the idle state, and the mobility is handled through cell reselection. Therefore, RRC_INACTIVE can be regarded as a mixture of idle and connected states.
- SRS for positioning will be sent in the RRC non-connected state (including idle state and inactive state). The SRS measurement will still be performed when the UE does not send the SRS, resulting in a waste of resources.
- the embodiments of the present invention provide an SRS transmission, configuration, and measurement method, positioning method and device, which are used to solve the problem that the transmission mode of the SRS used for positioning is not clear, resulting in that the neighboring cell may still perform SRS when the UE does not transmit the SRS. Measurement, leading to the problem of waste of resources.
- the present invention is implemented as follows:
- an embodiment of the present invention provides an SRS sending method, which is applied to a terminal, and includes:
- the sounding reference signal SRS for positioning is sent.
- the embodiments of the present invention provide an SRS configuration method, which is applied to a network side device, and includes:
- the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and is used to indicate the non-DRX
- the first information is used to determine at least one of the following: the terminal sends or does not send the SRS during the DRX inactive time , And, how to send the SRS;
- Receive second information sent by the location management device where the second information includes at least one of the following: indication information for indicating whether to send or not send the SRS for positioning during the DRX inactive time, the current period of the SRS, and the Describe the relationship between the sending of SRS and the wake-up information;
- an embodiment of the present invention provides an SRS measurement method, which is applied to a location management device, and includes:
- Receive first information where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, used to indicate whether to send or not to send the SRS during the DRX inactive time
- the indication information of the terminal the indication information of the DRX configuration of the terminal, the indication information of the change of the DRX cycle of the terminal, the indication information of the terminal canceling the DRX configuration, the relationship between the sending of the SRS and the wake-up information, and the current cycle
- the terminal determines at least one of the following: the terminal sends or does not send the SRS for positioning during the DRX inactive time, and how to send the SRS;
- the second information sent to the network side device or the terminal where the second information includes at least one of the following: indication information for indicating whether to send or not send the SRS for positioning during the DRX inactive time, and the current period of the SRS And the relationship between the sending of the SRS and the wake-up information;
- Receive third information where the third information includes at least one of the following: SRS configuration information used for positioning and RRC status indication information, and the third information is used to determine whether the terminal sends or does not send in the RRC disconnected state. Sending the SRS;
- the third information it is determined whether to send or not to send the SRS for positioning in the RRC disconnected state of the terminal.
- an embodiment of the present invention provides a terminal, including:
- the first sending module is configured to send SRS for positioning according to the target information and/or RRC state related to DRX.
- an embodiment of the present invention provides a network side device, including:
- the first sending module is configured to send first information to a terminal, a location management device, or a neighboring cell.
- the first information includes at least one of the following: DRX configuration information, the SRS configuration information, and the current period of the SRS ,
- the indication information used to indicate whether to send or not send the SRS during the DRX inactive time, the indication information that the terminal configures DRX, the indication information that the DRX cycle of the terminal changes, and the indication that the terminal cancels the DRX configuration Information, the relationship between the sending of the SRS and the wake-up information, and the indication information indicating that the SRS in the current period is not sent under the influence of the wake-up signal, and the first information is used to determine at least one of the following: the terminal is in the DRX inactive time Sending or not sending the SRS, and how to send the SRS;
- the receiving module is configured to receive second information sent by the location management device, where the second information includes at least one of the following: indication information for indicating whether to send or not send the SRS for positioning during the DRX inactive time, the SRS The relationship between the current cycle of the SRS and the sending of the SRS and the wake-up information;
- the third sending module is configured to send third information to the terminal, the location management device, or the neighboring cell.
- the third information includes at least one of the following: configuration information of the SRS used for positioning and RRC status indication information, the third The information is used to determine whether the terminal sends or does not send the SRS in the RRC non-connected state.
- an embodiment of the present invention provides a location management device, including:
- the first receiving module is configured to receive first information, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and is used to indicate the DRX inactive time
- the indication information of the SRS includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and is used to indicate the DRX inactive time
- the indication information of the DRX configuration of the terminal the indication information that the DRX cycle of the terminal changes, the indication information of the terminal canceling the DRX configuration, the sending and wake-up of the SRS
- the relationship between the information and the indication information that the SRS in the current period is affected by the wake-up signal not to be sent;
- the first determining module is configured to determine, according to the first information, at least one of the following: the terminal sends or does not send the SRS for positioning during the DRX inactive time, and how to send the SRS;
- the sending module is used to send second information to a network-side device or terminal, the second information includes at least one of the following: indication information used to indicate whether to send or not to send SRS for positioning during DRX inactive time, and The current period of the SRS and the relationship between the sending of the SRS and the wake-up information;
- the second receiving module is configured to receive third information, where the third information includes at least one of the following: SRS configuration information used for positioning and RRC status indication information, and the third information is used to determine: the terminal is RRC sends or does not send the SRS in a non-connected state;
- the second determining module is configured to determine whether to send or not to send the SRS for positioning in the RRC disconnected state of the terminal according to the third information.
- an embodiment of the present invention provides a terminal including a processor, a memory, and a computer program stored on the memory and capable of running on the processor.
- the computer program is executed by the processor, The steps of the method for sending the SRS of the first aspect described above are implemented.
- an embodiment of the present invention provides a network side device, including a processor, a memory, and a computer program stored on the memory and running on the processor, and the computer program is executed by the processor.
- the steps of the above-mentioned SRS configuration method of the second aspect are implemented during execution.
- an embodiment of the present invention provides a network side device, including a processor, a memory, and a computer program stored on the memory and running on the processor, and the computer program is used by the processor.
- the steps of the above-mentioned third aspect of the SRS measurement method are realized during execution.
- an embodiment of the present invention provides a positioning method applied to a communication device, including:
- RRC status indication information Sending RRC status indication information to a location management device, where the communication device is a terminal or a network side device, and the RRC status indication information includes at least RRC connection status information.
- an embodiment of the present invention provides a positioning method applied to a location management device, including:
- the RRC status indication information includes at least RRC connection status information.
- an embodiment of the present invention provides a communication device, including:
- the sending module is configured to send RRC status indication information to a location management device, where the communication device is a terminal or a network side device, and the RRC status indication information includes at least RRC connection status information.
- an embodiment of the present invention provides a location management device, including:
- the receiving module is configured to receive RRC status indication information sent by a terminal or a network side device.
- the RRC status indication information includes at least RRC connection status information.
- an embodiment of the present invention provides a communication device, including a processor, a memory, and a computer program stored on the memory and capable of running on the processor, and the computer program is executed by the processor. When executed, the steps of the above positioning method applied to a communication device are realized.
- an embodiment of the present invention provides a location management device, including a processor, a memory, and a computer program stored on the memory and running on the processor, and the computer program is processed by the processor.
- the device is executed, the steps of the positioning method applied to the location management device as described in the claims are implemented.
- an embodiment of the present invention provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, the method for sending the SRS in the first aspect is implemented Or, when the computer program is executed by a processor, implement the steps of the SRS configuration method of the second aspect; or, when the computer program is executed by a processor, implement the steps of the SRS measurement method of the third aspect Or, when the computer program is executed by a processor, the steps of the positioning method of the tenth aspect are implemented; or, when the computer program is executed by a processor, the steps of the positioning method of the eleventh aspect are implemented.
- the sending mode of the SRS used for positioning is clarified, so that the neighboring cell can not perform SRS measurement when the UE is not sending the SRS, thereby avoiding resource waste.
- FIG. 1 is a schematic diagram of the architecture of a wireless communication system provided by an embodiment of the present invention
- Figure 2 is a schematic diagram of the DRX cycle
- Figure 3 is a schematic diagram of the long cycle and the short cycle of DRX
- 4A is a schematic flowchart of a method for sending SRS according to an embodiment of the present invention.
- FIG. 4 is a schematic flowchart of an SRS sending method according to an embodiment of the present invention.
- FIG. 5 is a schematic flowchart of an SRS sending method according to another embodiment of the present invention.
- FIG. 6 is a schematic flowchart of an SRS configuration method according to an embodiment of the present invention.
- FIG. 7 is a schematic flowchart of an SRS configuration method according to another embodiment of the present invention.
- FIG. 8 is a schematic flowchart of an SRS configuration method according to another embodiment of the present invention.
- FIG. 9 is a schematic flowchart of an SRS measurement method according to an embodiment of the present invention.
- FIG. 10 is a schematic flowchart of an SRS measurement method according to another embodiment of the present invention.
- FIG. 11 is a schematic flowchart of an SRS measurement method according to another embodiment of the present invention.
- FIG. 12 is a schematic diagram of an interaction flow between a terminal, a serving cell, a location management device, and a neighboring cell according to an embodiment of the present invention
- FIG. 13 is a schematic diagram of an interaction flow between a terminal, a serving cell, a location management device, and a neighboring cell according to another embodiment of the present invention.
- FIG. 14 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
- FIG. 15 is a schematic structural diagram of a network side device according to an embodiment of the present invention.
- FIG. 16 is a schematic structural diagram of a network side device according to another embodiment of the present invention.
- FIG. 17 is a schematic structural diagram of a network side device according to another embodiment of the present invention.
- FIG. 18 is a schematic structural diagram of a location management device according to an embodiment of the present invention.
- FIG. 19 is a schematic structural diagram of a location management device according to another embodiment of the present invention.
- FIG. 20 is a schematic structural diagram of a location management device according to another embodiment of the present invention.
- FIG. 21 is a schematic diagram of the hardware structure of a terminal according to an embodiment of the present invention.
- FIG. 22 is a schematic structural diagram of a terminal according to still another embodiment of the present invention.
- FIG. 23 is a schematic structural diagram of a network side device according to still another embodiment of the present invention.
- FIG. 24 is a schematic structural diagram of a location management device according to still another embodiment of the present invention.
- 25 is a schematic flowchart of a positioning method according to an embodiment of the present invention.
- FIG. 26 is a schematic flowchart of a positioning method according to another embodiment of the present invention.
- FIG. 27 is a schematic structural diagram of a communication device according to an embodiment of the present invention.
- FIG. 28 is a schematic structural diagram of a location management device according to still another embodiment of the present invention.
- FIG. 29 is a schematic structural diagram of a communication device according to another embodiment of the present invention.
- FIG. 30 is a schematic structural diagram of a location management device according to still another embodiment of the present invention.
- words such as “exemplary” or “for example” are used to represent examples, illustrations, or illustrations. Any embodiment or design solution described as “exemplary” or “for example” in the embodiments of the present invention should not be construed as being more preferable or advantageous than other embodiments or design solutions. To be precise, words such as “exemplary” or “for example” are used to present related concepts in a specific manner.
- the embodiments of the present invention will be described below in conjunction with the drawings.
- the SRS transmission, configuration, and measurement methods, positioning methods, and equipment provided in the embodiments of the present invention can be applied to a wireless communication system.
- the wireless communication system may adopt a 5G system, or an evolved Long Term Evolution (eLTE) system, or a subsequent evolved communication system.
- eLTE evolved Long Term Evolution
- the wireless communication system may include: a network-side device 11 and a terminal 12, and the terminal 12 may be connected to the network-side device 11.
- the connection between the above-mentioned various devices may be a wireless connection.
- a solid line is shown in FIG. 1.
- the above-mentioned communication system may include multiple terminals 12, and the network side device 11 may communicate with multiple terminals 12 (transmitting signaling or transmitting data).
- the network-side device 11 provided by the embodiment of the present invention may be a base station, which may be a commonly used base station, an evolved node base station (eNB), or a network-side device in a 5G system (for example, Next generation base station (next generation node base station, gNB) or transmission and reception point (transmission and reception point, TRP)) or cell and other equipment. Or the network side device in the subsequent evolution communication system.
- a base station which may be a commonly used base station, an evolved node base station (eNB), or a network-side device in a 5G system (for example, Next generation base station (next generation node base station, gNB) or transmission and reception point (transmission and reception point, TRP)) or cell and other equipment.
- gNB Next generation base station
- TRP transmission and reception point
- the terminal 12 provided in the embodiment of the present invention may be a mobile phone, a tablet computer, a notebook computer, an Ultra-Mobile Personal Computer (UMPC), a netbook, or a Personal Digital Assistant (PDA), etc.
- UMPC Ultra-Mobile Personal Computer
- PDA Personal Digital Assistant
- Discontinuous Reception (DRX) cycle (cycle) consists of "On Duration” and "Opportunity for DRX”: During the time of "On Duration", the UE monitors and receives the physical downlink control channel (Physical Downlink Control Channel). Downlink Control Channel, PDCCH) (that is, the DRX activation time, which can also be called the activation period); during the "Opportunity for DRX” time, the UE does not receive downlink channel data to save power consumption (that is, the DRX inactivity time, which can also be called Is the dormant period).
- PDCCH Physical Downlink Control Channel
- the UE in the idle state has no RRC context on the network side, that is, the parameters necessary for communication between the network side and the UE do not belong to a specific cell, and the network side does not know whether the UE exists.
- the UE is assigned a set of tracking area identifier (TAI) lists.
- TAI tracking area identifier
- the radio access network (RAN) side is disconnected from the core network.
- the UE stays in a dormant state most of the time and therefore cannot perform data transmission.
- the UE in the Idle state can periodically wake up to receive a paging message (if any) from the network side.
- Mobility Mobility
- the Idle state the UE and the network side will not maintain uplink synchronization. If you want to switch from the Idle state to the Connected state, you can only use Random Access to establish an RRC context between the UE and the network side.
- the RRC context can be established, and all parameters required for communication are known to both entities (UE and network side).
- the UE is in the CN_Connected state.
- the cell to which the UE belongs is known, and a device identifier for the purpose of signaling transmission between the device and the network, that is, the cell radio network temporary identifier (C-RNTI), has been configured.
- C-RNTI cell radio network temporary identifier
- Data can be transmitted in the connected state, but because the data stream of the packet is usually bursty, when there is no data stream transmission, the power consumption can be reduced by turning off the UE's receiving circuit, using DRX technology.
- the RRC context has been established in the base station (gNB) in the connected state, it is relatively fast to leave DRX and start receiving/sending data.
- the mobility Mobility
- the network side that is, the UE provides neighbor cell measurement to the network, and the network commands the device to perform handover.
- the uplink time synchronization may or may not exist.
- the uplink synchronization can be established by using random access.
- RRC_INACTIVE In the RRC_INACTIVE state, the RRC context between the network side and the UE side is maintained. From the perspective of the core network, the connection between the RAN side and the core network is in a state. Therefore, the transition speed from the inactive state to the connected state is very fast, and no core network signaling is required. At the same time, the UE is allowed to sleep in a similar manner to the idle state, and the mobility is handled through cell reselection. Therefore, RRC_INACTIVE can be regarded as a mixture of idle and connected states.
- mobility Efficient mobility processing is a key part of any mobile communication system. For idle and inactive states, mobility is handled by the device through cell reselection, while for connected states, mobility is handled by the network side based on UE measurement.
- FIG. 4A is an SRS sending method according to an embodiment of the present invention, which is applied to a terminal and includes:
- Step 41A According to DRX-related target information and/or RRC status, send a sounding reference signal SRS for positioning.
- the sending mode of SRS is determined according to DRX-related target information and/or RRC status, so that neighboring cells can not perform SRS measurement when the UE does not send SRS, thereby avoiding resource waste.
- FIG. 4 is an SRS sending method according to an embodiment of the present invention, which is applied to a terminal, and includes:
- Step 41 Send the SRS for positioning only during the DRX active time (Active Time), or send the SRS for positioning during the DRX non-active time (no Active Time).
- the SRS for positioning is only sent during the DRX active time, in other words, the SRS for positioning is not sent during the DRX inactive time.
- sending the SRS for positioning during the DRX inactive time may include: sending the SRS for positioning only during the DRX inactive time, or sending the SRS for positioning during the DRX inactive time and the DRX active time.
- the sending mode of the SRS used for positioning during the DRX inactive time is clarified, so that the neighboring cell can not perform the SRS measurement when the UE is not sending the SRS, thereby avoiding resource waste.
- the SRS includes at least one of the following: aperiodic SRS, periodic SRS, and semi-static SRS.
- the aperiodic SRS may behave differently from the periodic SRS and the semi-static SRS.
- the SRS for positioning is sent during the DRX active time and the DRX inactive time.
- the target information includes first information
- the SRS sending method further includes:
- Step 401 Send first information to the location management device, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and it is used to indicate the DRX inactive time
- the indication information of the SRS the indication information of the DRX configuration of the terminal, the indication information that the DRX cycle of the terminal changes, the indication information of the terminal canceling the DRX configuration, the sending and wake-up of the SRS
- the relationship between the information and the indication information that the SRS in the current period is affected by the wake-up signal and does not send.
- the terminal sends the first information to the location management device, so that the location management device can determine, according to the first information, whether the terminal sends or not sends the SRS and/or how to send the SRS during the DRX inactive time For example, when the terminal does not send the SRS, the location management device can cancel or reconfigure or re-request the neighboring cell to measure the SRS, or the location management device forwards the first information to the neighboring cell, and the neighboring cell
- the DRX configuration information determines whether the terminal sends or does not send the SRS and/or how to send the SRS during the DRX inactive time, so that the neighboring cell can not perform the SRS measurement when the UE does not send the SRS, and avoid causing resources Waste.
- the location management device may be located in a core network, for example, the location management device may be a location management function (LMF, E-SLMC), etc.
- the location management device may also be located in the access network.
- the first information is sent to the location management device through an LTE positioning protocol (LPP) or an evolved LPP.
- LTP LTE positioning protocol
- LPP evolved LPP
- the terminal sends DRX configuration information to the location management device.
- This enables the location management device to determine whether the terminal sends or not to send the SRS and/or how to send the SRS during the DRX inactive time according to the DRX configuration information, or the location management device forwards the DRX configuration information to the neighbor
- the neighboring cell determines whether to send or not to send the SRS and/or how to send the SRS during the DRX inactive time according to the DRX configuration information.
- the terminal sends DRX configuration information to the location management device through LPP or evolved LPP.
- the location management device sends DRX configuration information to the neighboring cell through LTE positioning protocol A (LPPA), evolved LPPA, NR positioning protocol A (NRPPA) or evolved NRPPA.
- LPPA LTE positioning protocol A
- NRPPA NR positioning protocol A
- NRPPA evolved NRPPA
- the terminal sends to the location management device the current cycle of the SRS, the indication information that the terminal configures DRX, the indication information that the cycle of the terminal's DRX changes, and/or the terminal cancels DRX configuration instructions.
- This enables the location management device to determine whether the terminal sends or not to send the SRS and/or how to send the SRS during the DRX inactive time based on the above information, or the location management device forwards the above information to the neighboring cell, and the neighboring cell
- the above information determines whether the terminal sends or does not send the SRS and/or how to send the SRS during the DRX inactive time.
- the terminal after configuring DRX, the terminal sends the current period T2 of the SRS and/or the indication information of the terminal configuring DRX to the location management device.
- the terminal sends to the location management device the indication information that the current cycle T3 of the SRS and/or the DRX cycle of the terminal has changed.
- the terminal sends the current period T1 of the SRS and/or the indication information of the terminal to cancel the DRX configuration to the location management device.
- T1, T2, and T3 are all different.
- T2 is greater than T1
- T3 is greater than T2.
- the current period of the SRS is determined according to the function of the configuration period of the SRS and/or the function of the DRX period.
- the current period of the SRS is determined by the configuration of DRX. Increase.
- the function includes one of the following:
- the least common multiple (A, B).
- A is a value determined according to the function of the configuration period of the SRS
- B is a value determined according to the function of the period of DRX.
- the value determined according to the function of the configuration period of the SRS may also include the configuration period of the SRS itself.
- the value determined according to the function of the DRX cycle may also include the DRX cycle itself.
- the current period of the SRS may also be:
- the target information includes first information
- the method further includes:
- Step 402 Receive first information sent by the network side device, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and is used to indicate that the DRX is inactive Time to send or not send the SRS indication information, the terminal configuration DRX indication information, the terminal DRX cycle change indication information, the terminal cancellation DRX configuration indication information, the SRS transmission and The relationship between the wake-up information and the indication information that the SRS in the current period is affected by the wake-up signal and not sent;
- the indication information for configuring the DRX of the terminal may be a DRX command MAC CE or a Long DRX command MAC CE, or may be indication information in RRC;
- the indication information that the DRX cycle of the terminal changes may be RRC configuration information or RRC reconfiguration information or SIB message, or it may be a MAC CE control command. At least the above information includes information about the DRX cycle, or implicitly Indicate that the DRX cycle has changed, such as the Long DRX command MAC CE, instructing the UE to enter Long DRX from short DRX;
- the relationship between the sending of the SRS and the wake-up information and the indication information that the SRS in the current period is affected by the wake-up signal and not sent are used to indicate the relationship between the sending of the SRS and the wake-up signal, such as: even if the wake-up signal is configured, SRS sending and wake-up The signal is irrelevant, or the SRS transmission is affected by whether the wake-up signal is activated or not. If the wake-up signal indicates that there is no need to wake up at the first activation time, the SRS does not need to be sent at the first activation time.
- the terminal receives the first information sent by the network-side device in at least one of the following ways: RRC configuration, pre-configuration, MAC activation configuration, and DCI indication.
- the above-mentioned first information may be preconfigured by using a master information block (Master Information Block, MIB) or a system information block (System Information Block, SIB).
- MIB Master Information Block
- SIB System Information Block
- the DCI may be the DCI (DCI within the PDCCH to be monitored by the UE during the DRX onDuration before non-active time) in the PDCCH monitored during the DRX duration before the inactive time or the DCI within the PDCCH monitored before the DRX is configured.
- the MAC activation configuration can be a separate MAC CE, or a MAC CE configuration with a DRX command or a MAC CE configured for SRS activation or deactivation.
- 1bit is used in the CE to describe the relationship between the SRS transmission behavior and the DRX status, such as: 0 or 1 means performing an operation 1; Or use Nbit to describe the current period of the SRS, and the Nbit has a corresponding relationship with the period configured in RRC (such as T1, T2, T3);
- the RRC may configure the first information in DRX configuration information or SRS configuration information or other IEs: for example, indication information indicating whether to send or not to send the SRS during the DRX inactive time;
- the first information can be combined in any of the above manners, such as sending DRX configuration information and SRS configuration information to the terminal through RRC, and sending the current period of the SRS through MAC CE , Indication information used to indicate whether to send or not send the SRS during the DRX inactive time to the terminal; the terminal combines all or part of the first information to determine whether the terminal sends or not to send the SRS during the DRX inactive time and/or how Send the SRS.
- the terminal receives the first information sent by the network side device, so that the terminal can determine, according to the first information, whether to send or not to send the SRS and/or how to send the SRS during the DRX inactive time.
- sending or not sending the SRS during the DRX inactive time and/or how to send the SRS may be determined by the network side device and instructed to the terminal.
- the foregoing first information may be indication information used to indicate whether to send or not to send the SRS during the DRX inactive time.
- sending or not sending the SRS during the DRX inactive time and/or how to send the SRS may be determined by the terminal.
- the above-mentioned first information may be DRX configuration information, the SRS configuration information, the current cycle of the SRS, the indication information of the terminal configuring DRX, the indication information of the terminal's DRX cycle changing, the terminal
- the terminal determines whether to send or not to send the SRS and/or how to send the SRS during the DRX inactive time.
- sending or not sending the SRS during the DRX inactive time and/or how to send the SRS may also be agreed upon by the agreement.
- sending the SRS for positioning according to the target information related to DRX includes: in the time slot in which the first information is received (for example, DRX configuration information and/or SRS configuration information is received) Slot), or NT1 time after receiving the first information (for example, NT1 time after receiving DCI), or the next period of the SRS after the time slot in which the first information is received ( For example, the next cycle of the SRS after receiving the DRX configuration information and/or the SRS configuration information or the slot of the DCI), and send the SRS for positioning according to the target information related to the DRX.
- the target information includes second information
- the method further includes:
- Step 403 Receive second information sent by the location management device, where the second information includes at least one of the following: indication information for indicating whether to send or not send the SRS during the DRX inactive time, the current period of the SRS, and The relationship between the sending of the SRS and the wake-up information.
- the terminal receives the second information sent by the location management device, so that the terminal can determine, according to the second information, whether to send or not to send the SRS and/or how to send the SRS during the DRX inactive time.
- the terminal receives the second information by receiving the location management device through LPP or evolved LPP.
- the terminal sends an SRS for positioning according to the received first information and second information, for example: the first information only includes DRX configuration information and the SRS configuration information;
- the second information includes at least one of the following: indication information used to indicate whether to send or not to send the SRS during the DRX inactive time, and the current period of the SRS; the terminal is used to indicate whether to send or not to send the SRS during the DRX inactive time
- the indication information of the SRS determines whether to send the SRS, and further, how to send the SRS is determined according to the configuration of the SRS and the current period of the SRS.
- the sending the SRS for positioning according to the DRX-related target information includes: after receiving the second information in the time slot, or after receiving the second information Or, the next period of the SRS after the time slot in which the second information is received, and the SRS for positioning is sent according to the DRX-related target information.
- the DRX configuration information includes at least one of the following: DRX cycle, DRX duration timer configuration information, DRX inactive timer configuration information, DRX downlink retransmission timer DRX uplink retransmission timer configuration information, DRX long cycle start offset timer configuration information, DRX short cycle configuration information, DRX short cycle timer configuration information, DRX downlink HARQ round-trip transmission time timer
- DRX cycle DRX duration timer configuration information
- DRX inactive timer configuration information DRX downlink retransmission timer
- DRX uplink retransmission timer configuration information DRX long cycle start offset timer configuration information
- DRX short cycle configuration information DRX short cycle timer configuration information
- DRX downlink HARQ round-trip transmission time timer The configuration information of the DRX uplink HARQ round-trip transmission time timer and the configuration information of the DRX command MAC CE.
- the DRX duration timer (drx-onDurationTimer): the duration of the UE monitoring the PDCCH in a DRX cycle. Once started, restart is not allowed in the middle.
- DRX Inactivity Timer (drx-InactivityTimer): The length of time that PDCCH needs to be monitored after receiving a PDCCH indicating a new transmission. The Timer is started on the first symbol after the reception of a PDCCH indicating a new transmission (UL or DL) ends. Or reboot. Stop this timer when DRX command MAC CE is received.
- DRX downlink retransmission timing/DRX uplink retransmission timer (drx-RetransmissionTimerDL/drx-RetransmissionTimerUL): This timer is the per HARQ Process parameter, indicating the maximum PDCCH time slot that the UE needs to continuously monitor in order to receive the desired downlink retransmission data (slot) number. The timer is started on the first symbol after the drx-HARQ-RTT-Timer expires. This timer is stopped when the PDCCH indicating downlink retransmission is received.
- DRX Long Cycle Start Offset Timer (drx-LongCycleStartOffset): It can mean longDRX-Cycle and drxStartOffset at the same time. If the short cycle (ShortDrx-Cycle) parameter is also configured on the network side, the long cycle must be configured as an integer multiple of the short cycle.
- DRX short cycle (drx-ShortCycle): the cycle length of the short cycle DRX.
- DRX short cycle timer (drx-ShortCycleTimer): how many short cycles it lasts before entering the long cycle without receiving the PDCCH. Start when the drx-inactivityTimer expires and a short period is configured. The length of the Timer is an integer multiple of the short period.
- DRX downlink HARQ round-trip transmission time timer/DRX uplink HARQ round-trip transmission time timer (drx-HARQ-RTT-TimerDL/drx-HARQ-RTT-TimerUL): This timer is the Per HARQ Process parameter, indicating the minimum waiting time for retransmission time interval. The timer is started at the first symbol after the end of ACK/NACK transmission. During the running of the timer, the corresponding MAC does not monitor the PDCCH. When the Timer times out, the drx-RetransmissionTimerDL corresponding to the HARQ process is started.
- the (Long) DRX command MAC CE ((Long) DRX Command MAC CE) is introduced to make the UE enter the sleep state as quickly as possible.
- Long CE can be used to stop drx-ShortCycleTimer and enter Long DRX; while CE is used to stop drx-InactivityTimer, if short period DRX is configured, then short period DRX is entered, otherwise, long period DRX is entered.
- the current period of the SRS is one of the following:
- the current period of the SRS is T2;
- the current cycle of the SRS is T3;
- the current period of the SRS is T1;
- T1, T2 and T3 are all different.
- the current period of the SRS is determined according to a function of the configuration period of the SRS and/or a function of the DRX period.
- the function includes one of the following:
- the least common multiple (A, B).
- A is a value determined according to the function of the configuration period of the SRS
- B is a value determined according to the function of the period of DRX.
- the value determined according to the function of the configuration period of the SRS may also include the configuration period of the SRS itself.
- the value determined according to the function of the DRX cycle may also include the DRX cycle itself.
- the sending of the SRS for positioning during the DRX inactive time includes:
- Step 411A Only send the SRS during the DRX inactive time.
- the SRS is only sent during the DRX inactive time, in other words, the SRS for positioning is not sent during the DRX active time.
- the sending the SRS only during the DRX inactive time includes: if the sending time window of the SRS partially overlaps the time window of the DRX activation time, cancel the overlapping part of the SRS send.
- the location management device can determine that the SRS transmission time window and the DRX activation time window partially overlap according to the DRX configuration information and the SRS configuration information, thereby canceling the neighboring cell's measurement of the overlapping part of the SRS .
- the sending of the SRS for positioning during the DRX inactive time includes:
- Step 411B Send the SRS for positioning during the DRX inactive time and the DRX active time.
- sending the SRS for positioning during the DRX activation time includes: if the SRS conflicts with the following information, canceling the sending of the SRS: PDCCH, PUCCH, PUSCH, dynamically scheduled PUCCH, dynamic Scheduled PUSCH, PUCCH carrying SR or retransmission.
- sending the SRS for positioning during the DRX activation time includes: sending the SRS for positioning only during the DRX activation time, and also includes: sending the SRS for positioning during the DRX inactive time and the DRX activation time.
- the DRX activation time is a first activation time
- the first activation time is a monitoring time, including at least one of the following times:
- DRX duration timer (drx-onDurationTimer) or DRX inactivity timer (drx-InactivityTimer) or DRX downlink retransmission timer (drx-RetransmissionTimerDL) or DRX uplink retransmission timer (drx-RetransmissionTimerUL) or random access competition
- DRX duration timer (drx-onDurationTimer) or DRX inactivity timer (drx-InactivityTimer) or DRX downlink retransmission timer (drx-RetransmissionTimerDL) or DRX uplink retransmission timer (drx-RetransmissionTimerUL) or random access competition
- ra-ContentionResolutionTimer During the operation of the resolution timer (ra-ContentionResolutionTimer);
- a scheduling request is sent on PUCCH and is pending (a Scheduling Request is sent on PUCCH and is pending);
- a PDCCH is used to indicate a new transmission address to the MAC entity’s cell wireless network temporary identification. Not received (a PDCCH indicating a new transmission addressed to the C-RNTI of the MAC entity has not been received after successful reception of a Random Access Response by a random access based on the same content-not the MAC Accessed Priority selected Preamble).
- the DRX activation time is a second activation time
- the second activation time is the first activation time after a wake-up signal (WUS) is detected
- the first activation time includes the following At least one of the time:
- DRX duration timer (drx-onDurationTimer) or DRX inactivity timer (drx-InactivityTimer) or DRX downlink retransmission timer (drx-RetransmissionTimerDL) or DRX uplink retransmission timer (drx-RetransmissionTimerUL) or random access competition
- DRX duration timer (drx-onDurationTimer) or DRX inactivity timer (drx-InactivityTimer) or DRX downlink retransmission timer (drx-RetransmissionTimerDL) or DRX uplink retransmission timer (drx-RetransmissionTimerUL) or random access competition
- ra-ContentionResolutionTimer During the operation of the resolution timer (ra-ContentionResolutionTimer);
- a scheduling request is sent on PUCCH and is in a suspended state
- a PDCCH is used to indicate a new transmission address to the MAC entity’s cell wireless network temporary identification. Not received.
- sending the SRS for positioning during the DRX activation time includes: if the wake-up signal is not detected, sending to the location management device to indicate that the SRS in the current period is affected by the wake-up signal and not send Instructions.
- the SRS is not sent even if it is in the first activation time.
- sending the SRS for positioning during the DRX activation time includes: sending the SRS for positioning only during the DRX activation time, and also includes: sending the SRS for positioning during the DRX inactive time and the DRX activation time.
- the location server After the location server receives the above-mentioned indication information for indicating that the SRS in the current cycle is not sent due to the wake-up signal, it may cancel the measurement of the SRS by the neighboring cell, or forward the indication information to the neighboring cell.
- the SRS may not be measured according to the indication information.
- FIG. 5 is an SRS sending method according to an embodiment of the present invention, which is applied to a terminal and includes:
- Step 51 Send the SRS for positioning only in the RRC connected state, or send the SRS for positioning in the RRC non-connected state.
- the RRC non-connected state may be an RRC idle state (idle) or an RRC inactive state (inactive).
- the SRS for positioning is only sent in the RRC connected state, in other words, the SRS for positioning is not sent in the RRC non-connected state.
- sending the SRS for positioning in the RRC disconnected state may include: sending the SRS for positioning only in the RRC disconnected state, or sending the SRS for positioning in the RRC disconnected state and the RRC connected state.
- the sending mode of the SRS used for positioning in the RRC non-connected state is clarified, so that the neighboring cell can not perform the SRS measurement when the UE is not sending the SRS, thereby avoiding resource waste.
- the period of the SRS in the RRC non-connected state is different from the period of the SRS in the RRC connected state.
- the period of the SRS in the RRC non-connected state is greater than the period of the SRS in the RRC connected state. That is, in the RRC non-connected state, the terminal relaxes sending SRS.
- the method for sending the SRS further includes:
- Step 50 Send RRC status indication information to the location management device.
- the RRC status indication information includes at least one of the following: indication information notifying the location management device to cancel or reconfigure or re-request the neighboring cell to measure the SRS, and the sending of the SRS is connected to the RRC Status information, and RRC connection status information.
- the location management device may also be notified implicitly to cancel or reconfigure or re-request the neighboring cell to measure the SRS, that is, the RRC connection state information in the RRC state indication information indicates that the terminal is in the RRC idle state or When the RRC is in the inactive state, the location management device is informed implicitly to cancel or reconfigure or re-request the neighboring cell to measure the SRS.
- the terminal sends the RRC status indication information to the location management device through LPP or evolved LPP.
- the terminal sends RRC status indication information to the location management device, so that the location management device can determine whether the RRC non-connected terminal sends or not sends the SRS according to the RRC status indication information, for example, when the terminal does not send For the SRS, the location management device can cancel or reconfigure or re-request the neighboring cell to measure the SRS, so that the neighboring cell can not perform the SRS measurement when the UE does not send the SRS, thereby avoiding resource waste.
- the SRS sending method in FIG. 6 of an embodiment of the present invention is applied to a network side device and includes:
- Step 61 Send first information to the terminal, the location management device or the neighboring cell, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and instructions The indication information of sending or not sending the SRS during the DRX inactive time, the indication information of configuring the DRX of the terminal, the indication information of changing the DRX cycle of the terminal, the indication information of canceling the DRX configuration of the terminal, the The relationship between the sending of the SRS and the wake-up information and the indication information that the SRS in the current cycle is not sent due to the wake-up signal, the first information is used to determine at least one of the following: the terminal sends or does not send during the DRX inactive time The SRS, and how to send the SRS.
- the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and instructions The indication information of sending or not sending the SRS during the DRX inactive time, the
- the DRX configuration information includes at least one of the following: DRX cycle, DRX duration timer configuration information, DRX inactive timer configuration information, DRX downlink retransmission timer configuration information, DRX uplink Retransmission timer configuration information, DRX long cycle start offset timer configuration information, DRX short cycle configuration information, DRX short cycle timer configuration information, DRX downlink HARQ round trip transmission time timer configuration information, DRX uplink The configuration information of the HARQ round-trip transmission time timer and the configuration information of the DRX command MAC CE.
- the network-side device sends the first information to the terminal in one of the following ways: RRC configuration, pre-configuration, MAC activation configuration, and DCI indication.
- the network side device sends the first information to the location management device through LPPA or evolved LPPA or NRPPA or evolved NRPPA;
- the network side device sends the first information to the neighboring cell through the X2 protocol.
- the current period of the SRS is one of the following:
- the current period of the SRS is T2;
- the current cycle of the SRS is T3;
- the current period of the SRS is T1;
- T1, T2 and T3 are all different.
- the current period of the SRS is determined according to a function of the configuration period of the SRS and/or a function of the DRX period.
- the function is one of the following:
- the least common multiple (A, B).
- A is a value determined according to the function of the configuration period of the SRS
- B is a value determined according to the function of the period of DRX.
- the SRS sending method in FIG. 7 of an embodiment of the present invention is applied to a network side device and includes:
- Step 71 Receive second information sent by the location management device, where the second information includes at least one of the following: indication information for indicating whether to send or not send the SRS for positioning during the DRX inactive time, and the current SRS The period and the relationship between the sending of the SRS and the wake-up information;
- the network side device receives the second information sent by the location management device through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the current period of the SRS is one of the following:
- the current period of the SRS is T2;
- the current cycle of the SRS is T3;
- the current period of the SRS is T1;
- T1, T2 and T3 are all different.
- the current period of the SRS is determined according to a function of the configuration period of the SRS and/or a function of the DRX period.
- the function is one of the following:
- the least common multiple (A, B).
- A is a value determined according to the function of the configuration period of the SRS
- B is a value determined according to the function of the period of DRX.
- the SRS sending method in FIG. 8 of an embodiment of the present invention is applied to a network side device and includes:
- Step 81 Send third information to the terminal, the location management device or the neighboring cell, where the third information includes at least one of the following: SRS configuration information used for positioning and RRC status indication information, and the third information is used to determine : The terminal sends or does not send the SRS in the RRC non-connected state.
- the network-side device sends the third information to the terminal in one of the following ways: RRC configuration, pre-configuration, MAC activation configuration, and DCI indication.
- the network side device sends the third information to the location management device through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the network side device sends the third information to the neighboring cell through the X2 protocol.
- the RRC status indication information includes at least one of the following: indication information notifying the location management device to cancel or reconfigure or re-request the neighboring cell to measure the SRS, and the sending of the SRS is connected to the RRC Status information, and RRC connection status information.
- the SRS sending method of FIG. 9 includes:
- Step 91 Receive first information, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, used to indicate whether to send or not to send during the DRX inactive time
- the indication information of the SRS the indication information that the terminal configures DRX
- the indication information that the DRX cycle of the terminal changes, the indication information that the terminal cancels the DRX configuration, the relationship between the transmission of the SRS and the wake-up information, and
- the indication information that the SRS in the current cycle is not sent due to the wake-up signal
- Step 92 According to the first information, determine at least one of the following: the terminal sends or does not send the SRS for positioning during the DRX inactive time, and how to send the SRS.
- the location management device receives the first information sent by the network side device or terminal through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the method further includes:
- the request includes a measurement period or a reporting period
- the measurement period or reporting period is the current period of the SRS or a period determined by the location management device.
- the SRS sending method of FIG. 10 of an embodiment of the present invention, applied to a location management device includes:
- Step 101 Second information sent to a network-side device or terminal, the second information includes at least one of the following: indication information used to indicate whether to send or not send an SRS for positioning during DRX inactive time, the SRS The relationship between the current cycle of the SRS and the sending of the SRS and the wake-up information;
- the location manager device determines whether the terminal sends or not sends the SRS for positioning during the DRX inactive time, and how to send the SRS, and informs the network side device or the terminal through the second information.
- the location management device sends the second information to the network side device through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the location management device sends the second information to the terminal through LPP.
- the method further includes:
- the request includes a measurement period or a reporting period
- the measurement period or reporting period is the current period of the SRS or a period determined by the location management device.
- the SRS sending method of FIG. 11 includes:
- Step 111 Receive third information, where the third information includes at least one of the following: SRS configuration information used for positioning and RRC status indication information, and the third information is used to determine: the terminal is in a non-RRC connected state Send or not send the SRS;
- Step 112 According to the third information, determine whether to send or not send an SRS for positioning in the RRC disconnected state of the terminal.
- the location management device receives the third information sent by the network side device through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the location management device sends the third information to the terminal through LPP.
- the method further includes:
- the request includes a measurement period or a reporting period
- the measurement period or reporting period is the current period of the SRS or a period determined by the location management device.
- the interaction process between the terminal, the serving cell, the location management device, and the neighboring cell is as follows:
- Step 121 The serving cell sends the configuration information of SRS and DRX for positioning to the terminal;
- Step 122 The terminal determines the DRX configuration information or the current period of the SRS according to the configuration information of the SRS and the configuration information of the DRX;
- Step 123 The terminal sends DRX configuration information or SRS period change information to the location management device through LPP;
- Step 124 The location management device notifies the neighboring cell DRX configuration information or the current cycle of SRS through NRPPA;
- Step 125 The terminal sends an SRS for positioning according to the target information related to DRX;
- Step 126 The location management device requests the neighboring cell to report the measurement result of the SRS through NRPPA;
- Step 127 The location management device requests the serving cell to report the SRS measurement result through NRPPA;
- Step 128 The neighboring cell changes the measurement and/or reporting period of the SRS.
- the interaction process between the terminal, the serving cell, the location management device, and the neighboring cell is as follows:
- Step 131 The serving cell sends the configuration information of SRS and DRX for positioning to the terminal;
- Step 132 The serving cell determines the DRX configuration information or the current period of the SRS according to the configuration information of the SRS and the configuration information of the DRX;
- Step 133 the serving cell sends the DRX configuration information or the current period of the SRS to the terminal;
- Step 134 The serving cell sends DRX configuration information or the current period of SRS to the location management device through NRPP;
- Step 135 The location management device sends DRX configuration information or SRS cycle change information to the neighboring cell through NRPPA;
- Step 136 The serving cell sends DRX configuration information or SRS cycle change information to neighboring cells through the X2 protocol;
- steps 134, 135 and step 136 can be executed only one of them, or can be executed at the same time;
- Step 137 The terminal sends an SRS for positioning according to the target information related to DRX;
- Step 138 The location management device requests the neighboring cell to report the measurement result of the SRS through NRPPA;
- Step 139 The location management device requests the serving cell to report the measurement result of SRS through NRPPA;
- Step 1310 The neighboring cell changes the measurement and/or reporting period of the SRS.
- Step 1311 The serving cell changes the measurement and/or reporting period of the SRS.
- an embodiment of the present invention further provides a terminal 140, including:
- the first sending module 141 is configured to send an SRS for positioning according to the target information related to the DRX and/or the RRC state.
- the sending mode of SRS is determined according to DRX-related target information and/or RRC status, so that neighboring cells can not perform SRS measurement when the UE does not send SRS, thereby avoiding resource waste.
- the first sending module 141 is configured to send the SRS for positioning only during the DRX active time, or to send the SRS for positioning during the DRX inactive time.
- the SRS includes at least one of the following: aperiodic SRS, periodic SRS, and semi-static SRS.
- the target information includes first information
- the terminal 140 further includes:
- the second sending module is configured to send first information to the location management device, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and is used to indicate DRX inactive time to send or not to send the indication information of the SRS, the indication information of the terminal configuring DRX, the indication information of the terminal's DRX cycle change, the indication information of the terminal canceling the DRX configuration, the SRS The relationship between the sending and the wake-up information and the indication information that the SRS in the current cycle is affected by the wake-up signal not to be sent.
- the first information is sent to the location management device through LPP or evolved LPP.
- the target information includes first information
- the terminal 140 further includes:
- the first receiving module is configured to receive first information sent by a network-side device, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and instructions
- the indication information of sending or not sending the SRS during the DRX inactive time the indication information of configuring the DRX of the terminal, the indication information of changing the DRX cycle of the terminal, the indication information of canceling the DRX configuration of the terminal, the The relationship between the sending of the SRS and the wake-up information and the indication information that the SRS in the current period is affected by the wake-up signal not to be sent;
- the first information sent by the network side device is received in at least one of the following ways: RRC configuration, pre-configuration, MAC activation configuration, and DCI indication.
- the first execution module is configured to perform at the time slot in which the first information is received, or NT1 time after the first information is received, or all the time after the time slot in which the first information is received In the next cycle of the SRS, the SRS for positioning is sent according to the target information related to the DRX.
- the target information includes second information
- the terminal 140 further includes:
- the second receiving module is configured to receive second information sent by the location management device, where the second information includes at least one of the following: indication information for indicating whether to send or not send the SRS during the DRX inactive time, the SRS The current cycle of the SRS and the relationship between the sending of the SRS and the wake-up information.
- the second information sent by the location management device is received through LPP or evolved LPP.
- the first execution module is configured to be used in the time slot when the second information is received, or NT1 time after the second information is received, or when the second information is received In the next cycle of the SRS after the slot, the SRS for positioning is sent according to the target information related to the DRX.
- the DRX configuration information includes at least one of the following: DRX cycle, DRX duration timer configuration information, DRX inactive timer configuration information, DRX downlink retransmission timer DRX uplink retransmission timer configuration information, DRX long cycle start offset timer configuration information, DRX short cycle configuration information, DRX short cycle timer configuration information, DRX downlink HARQ round-trip transmission time timer
- the current period of the SRS is one of the following:
- the current period of the SRS is T2;
- the current cycle of the SRS is T3;
- the current period of the SRS is T1;
- T1, T2 and T3 are all different.
- the current period of the SRS is determined according to a function of the configuration period of the SRS and/or a function of the DRX period.
- the function includes one of the following:
- the least common multiple (A, B).
- A is a value determined according to the function of the configuration period of the SRS
- B is a value determined according to the function of the period of DRX.
- the first execution module includes:
- the first execution subunit is configured to send the SRS only during the DRX inactive time
- the second execution subunit is used to send the SRS for positioning during the DRX inactive time and the DRX active time.
- the first execution subunit is configured to cancel the transmission of the overlapping part of the SRS if the time window for sending the SRS and the time window for the activation time of the DRX partially overlap.
- the first execution module is configured to cancel the sending of the SRS if the SRS packet for positioning is sent during the DRX activation time and the SRS conflicts with the following information: PDCCH, PUCCH, PUSCH, dynamic scheduling PUCCH, dynamically scheduled PUSCH, PUCCH with SR or retransmission.
- the DRX activation time is a first activation time, and the first activation time includes at least one of the following times:
- a scheduling request is sent on PUCCH and is in a suspended state
- a PDCCH is used to indicate a new transmission address to the MAC entity’s cell wireless network temporary identification. Not received.
- the DRX activation time is a second activation time
- the second activation time is a first activation time after the wake-up signal is detected
- the first activation time includes at least one of the following times:
- a scheduling request is sent on PUCCH and is in a suspended state
- a PDCCH is used to indicate a new transmission address to the MAC entity’s cell wireless network temporary identification. Not received.
- the first execution module is configured to send an SRS for positioning during the DRX activation time and no wakeup signal is detected, send to the location management device to indicate that the SRS for the current cycle is affected by the wakeup signal Instructions not to be sent.
- the terminal provided in the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 4, and to avoid repetition, details are not described herein again.
- the first sending module 141 is configured to send the SRS for positioning only in the RRC connected state, or send the SRS for positioning in the RRC non-connected state.
- the period of the SRS in the RRC non-connected state is different from the period of the SRS in the RRC connected state.
- the period of the SRS in the RRC non-connected state is greater than the period of the SRS in the RRC connected state.
- the terminal further includes:
- the third sending module is used to send RRC status indication information to the location management device.
- the RRC status indication information includes at least one of the following: indication information notifying the location management device to cancel or reconfigure or re-request the neighboring cell to measure the SRS, and the sending of the SRS is connected to the RRC Status information, and RRC connection status information.
- the sending module sends the RRC status indication information to the location management device through LPP or evolved LPP.
- the terminal provided in the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 5, and to avoid repetition, details are not described herein again.
- an embodiment of the present invention also provides a network side device 160, including:
- the first sending module 161 is configured to send first information to a terminal, a location management device or a neighboring cell, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, and the current SRS Period, the indication information used to indicate whether to send or not send the SRS during the DRX inactive time, the indication information that the terminal configures DRX, the indication information that the DRX cycle of the terminal changes, and the terminal cancels the DRX configuration Indication information, the relationship between the sending of the SRS and the wake-up information, and the indication information indicating that the SRS in the current period is not sent due to the wake-up signal; the first information is used to determine at least one of the following: the terminal is inactive in DRX Time to send or not send the SRS, and how to send the SRS.
- the first information includes at least one of the following: DRX configuration information, the SRS configuration information, and the current SRS Period, the indication information used to indicate whether to send or not send the SRS during
- the DRX configuration information includes at least one of the following: DRX cycle, DRX duration timer configuration information, DRX inactive timer configuration information, DRX downlink retransmission timer configuration information, DRX uplink Retransmission timer configuration information, DRX long cycle start offset timer configuration information, DRX short cycle configuration information, DRX short cycle timer configuration information, DRX downlink HARQ round trip transmission time timer configuration information, DRX uplink The configuration information of the HARQ round-trip transmission time timer and the configuration information of the DRX command MAC CE.
- the first information is sent to the terminal in one of the following ways: RRC configuration, pre-configuration, MAC activation configuration, and DCI indication.
- the first information is sent to the location management device through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the first information is sent to the neighboring cell through the X2 protocol.
- the current period of the SRS is one of the following:
- the current period of the SRS is T2;
- the current cycle of the SRS is T3;
- the current period of the SRS is T1;
- T1, T2 and T3 are all different.
- the current period of the SRS is determined according to a function of the configuration period of the SRS and/or a function of the DRX period.
- the function is one of the following:
- the least common multiple (A, B).
- A is a value determined according to the function of the configuration period of the SRS
- B is a value determined according to the function of the period of DRX.
- the terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 6, and in order to avoid repetition, details are not described herein again.
- an embodiment of the present invention also provides a network side device 170, including:
- the receiving module is configured to receive second information sent by the location management device, where the second information includes at least one of the following: indication information for indicating whether to send or not send the SRS for positioning during the DRX inactive time, the SRS The relationship between the current cycle of the SRS and the sending of the SRS and the wake-up information;
- the second information sent by the location management device is received through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the terminal provided in the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 7, and to avoid repetition, details are not described herein again.
- an embodiment of the present invention also provides a network side device 180, including:
- the second sending module 181 is configured to send third information to a terminal, a location management device, or a neighboring cell.
- the third information includes at least one of the following: SRS configuration information and RRC status indication information used for positioning, and the first The three pieces of information are used to determine: the terminal sends or does not send the SRS in the RRC non-connected state.
- the third information is sent to the terminal in one of the following ways: RRC configuration, pre-configuration, MAC activation configuration, and DCI indication.
- the third information is sent to the location management device through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the third information is sent to the neighboring cell through the X2 protocol.
- the RRC status indication information includes at least one of the following: indication information notifying the location management device to cancel or reconfigure or re-request the neighboring cell to measure the SRS, and the sending of the SRS is connected to the RRC Status information, and RRC connection status information.
- the terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 8. In order to avoid repetition, details are not described herein again.
- an embodiment of the present invention also provides a location management device 190, including:
- the first receiving module 191 is configured to receive first information, where the first information includes at least one of the following: DRX configuration information, the SRS configuration information, the current period of the SRS, and is used to indicate that the DRX is inactive Time to send or not send the SRS indication information, the terminal configuration DRX indication information, the terminal DRX cycle change indication information, the terminal cancellation DRX configuration indication information, the SRS transmission and The relationship between the wake-up information and the indication information that the SRS in the current period is affected by the wake-up signal and not sent;
- the first determining module 192 is configured to determine, according to the first information, at least one of the following: the terminal sends or does not send the SRS for positioning during the DRX inactive time, and how to send the SRS.
- the first information sent by the network side device or terminal is received through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the location management device further includes:
- the first sending module is configured to send first indication information to a neighboring cell, where the first indication information is used to cancel or reconfigure or re-request the neighboring cell to measure the SRS;
- the second sending module is configured to send a location request or a measurement request to a neighboring cell, the request includes a measurement period or a reporting period, and the measurement period or reporting period is the current period of the SRS or determined by the location management device The cycle.
- the terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 9. To avoid repetition, details are not described herein again.
- an embodiment of the present invention also provides a location management device 200, including:
- the sending module 201 is configured to send second information to a network-side device or terminal, where the second information includes at least one of the following: indication information used to indicate whether to send or not to send SRS for positioning during DRX inactive time, The current period of the SRS and the relationship between the sending of the SRS and the wake-up information.
- the second information is described to the network side device through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the second information is sent to the network terminal through LPP or evolved LPP.
- the location management device further includes:
- the first sending module is configured to send first indication information to a neighboring cell, where the first indication information is used to cancel or reconfigure or re-request the neighboring cell to measure the SRS;
- the second sending module is configured to send a location request or a measurement request to a neighboring cell, the request includes a measurement period or a reporting period, and the measurement period or reporting period is the current period of the SRS or determined by the location management device The cycle.
- the terminal provided in the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 10, and to avoid repetition, details are not described herein again.
- an embodiment of the present invention also provides a location management device 210, including:
- the second receiving module 211 is configured to receive third information, where the third information includes at least one of the following: SRS configuration information used for positioning and RRC connection status indication information, and the third information is used to determine: The terminal sends or does not send the SRS in the RRC non-connected state;
- the second determining module 212 is configured to determine whether to send or not to send the SRS for positioning in the RRC disconnected state of the terminal according to the third information.
- the third information sent by the network side device or terminal is received through LPPA or evolved LPPA or NRPPA or evolved NRPPA.
- the third information sent by the terminal is received through LPP or evolved LPP.
- the location management device further includes:
- the first sending module is configured to send first indication information to a neighboring cell, where the first indication information is used to cancel or reconfigure or re-request the neighboring cell to measure the SRS;
- the second sending module is configured to send a location request or a measurement request to a neighboring cell, the request includes a measurement period or a reporting period, and the measurement period or reporting period is the current period of the SRS or determined by the location management device The cycle.
- the terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 11, and to avoid repetition, details are not described herein again.
- the terminal 21 is a schematic diagram of the hardware structure of a terminal for implementing various embodiments of the present invention.
- the terminal 220 includes but is not limited to: a radio frequency unit 221, a network module 222, an audio output unit 223, an input unit 224, a sensor 225, a display unit 226, User input unit 227, interface unit 228, memory 229, processor 2210, power supply 2211 and other components.
- the terminal structure shown in FIG. 22 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components.
- the terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
- the processor 2210 is configured to send an SRS for positioning according to target information and/or RRC status related to DRX.
- the terminal provided in the embodiment of the present invention can implement each process implemented by the terminal in the method embodiments of FIG. 4A to FIG. 5, and to avoid repetition, details are not described herein again.
- the radio frequency unit 221 can be used for receiving and sending signals in the process of sending and receiving information or talking. Specifically, after receiving the downlink data from the base station, it is processed by the processor 2210; Uplink data is sent to the base station.
- the radio frequency unit 221 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.
- the radio frequency unit 221 may also communicate with the network and other devices through a wireless communication system.
- the terminal provides users with wireless broadband Internet access through the network module 222, such as helping users to send and receive emails, browse web pages, and access streaming media.
- the audio output unit 223 may convert the audio data received by the radio frequency unit 221 or the network module 222 or stored in the memory 229 into an audio signal and output it as sound. Moreover, the audio output unit 223 may also provide audio output related to a specific function performed by the terminal 220 (for example, call signal reception sound, message reception sound, etc.).
- the audio output unit 223 includes a speaker, a buzzer, a receiver, and the like.
- the input unit 224 is used to receive audio or video signals.
- the input unit 224 may include a graphics processing unit (GPU) 2241 and a microphone 2242, and the graphics processor 2241 is configured to monitor images of still pictures or videos obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode. Data is processed.
- the processed image frame may be displayed on the display unit 226.
- the image frame processed by the graphics processor 2241 may be stored in the memory 229 (or other storage medium) or sent via the radio frequency unit 221 or the network module 222.
- the microphone 2242 can receive sound, and can process such sound into audio data.
- the processed audio data can be converted into a format that can be sent to the mobile communication base station via the radio frequency unit 221 for output in the case of a telephone call mode.
- the terminal 220 also includes at least one sensor 225, such as a light sensor, a motion sensor, and other sensors.
- the light sensor includes an ambient light sensor and a proximity sensor.
- the ambient light sensor can adjust the brightness of the display panel 2261 according to the brightness of the ambient light.
- the proximity sensor can close the display panel 2261 and/or when the terminal 220 is moved to the ear. Or backlight.
- the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three-axis), and can detect the magnitude and direction of gravity when stationary, and can be used to identify terminal gestures (such as horizontal and vertical screen switching, related games, Magnetometer attitude calibration), vibration recognition related functions (such as pedometer, percussion), etc.; sensor 225 can also include fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared Sensors, etc., will not be repeated here.
- the display unit 226 is used to display information input by the user or information provided to the user.
- the display unit 226 may include a display panel 2261, and the display panel 2261 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
- LCD liquid crystal display
- OLED organic light-emitting diode
- the user input unit 227 may be used to receive inputted number or character information, and generate key signal input related to user settings and function control of the terminal.
- the user input unit 227 includes a touch panel 2271 and other input devices 2272.
- the touch panel 2271 also called a touch screen, can collect the user's touch operations on or near it (for example, the user uses any suitable objects or accessories such as fingers, stylus, etc.) on the touch panel 2271 or near the touch panel 2271. operate).
- the touch panel 2271 may include two parts, a touch detection device and a touch controller.
- the touch detection device detects the user's touch position, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it To the processor 2210, the command sent by the processor 2210 is received and executed.
- the touch panel 2271 can be implemented in multiple types such as resistive, capacitive, infrared, and surface acoustic wave.
- the user input unit 227 may also include other input devices 2272.
- other input devices 2272 may include, but are not limited to, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackball, mouse, and joystick, which will not be repeated here.
- the touch panel 2271 can be overlaid on the display panel 2261.
- the touch panel 2271 detects a touch operation on or near it, it transmits it to the processor 2210 to determine the type of touch event, and then the processor 2210 determines the type of touch event according to the touch.
- the type of event provides corresponding visual output on the display panel 2261.
- the touch panel 2271 and the display panel 2261 are used as two independent components to realize the input and output functions of the terminal, in some embodiments, the touch panel 2271 and the display panel 2261 can be integrated. Realize the input and output functions of the terminal, the specifics are not limited here.
- the interface unit 228 is an interface for connecting an external device to the terminal 220.
- the external device may include a wired or wireless headset port, an external power source (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input/output (I/O) port, video I/O port, headphone port, etc.
- the interface unit 228 may be used to receive input (for example, data information, power, etc.) from an external device and transmit the received input to one or more elements in the terminal 220 or may be used to communicate between the terminal 220 and the external device. Transfer data between.
- the memory 229 can be used to store software programs and various data.
- the memory 229 may mainly include a program storage area and a data storage area.
- the program storage area may store an operating system, an application program required by at least one function (such as a sound playback function, an image playback function, etc.), etc.; Data created by the use of mobile phones (such as audio data, phone book, etc.), etc.
- the memory 229 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
- the processor 2210 is the control center of the terminal. It uses various interfaces and lines to connect various parts of the entire terminal. Various functions of the terminal and processing data, so as to monitor the terminal as a whole.
- the processor 2210 may include one or more processing units; preferably, the processor 2210 may integrate an application processor and a modem processor, where the application processor mainly processes the operating system, user interface, application programs, etc., and the modem The processor mainly deals with wireless communication. It can be understood that the foregoing modem processor may not be integrated into the processor 2210.
- the terminal 220 may also include a power supply 2211 (such as a battery) for supplying power to various components.
- a power supply 2211 (such as a battery) for supplying power to various components.
- the power supply 2211 may be logically connected to the processor 2210 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system. Function.
- terminal 220 includes some functional modules not shown, which will not be repeated here.
- an embodiment of the present invention also provides a terminal 230, including a processor 231, a memory 232, a computer program stored on the memory 232 and running on the processor 231, and the computer program is executed by the processor 231.
- a terminal 230 including a processor 231, a memory 232, a computer program stored on the memory 232 and running on the processor 231, and the computer program is executed by the processor 231.
- each process of the foregoing SRS sending method embodiment applied to a terminal is realized, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
- an embodiment of the present invention also provides a network side device 240, including a processor 241, a memory 242, a computer program stored on the memory 242 and running on the processor 241, and the computer program is processed
- a network side device 240 including a processor 241, a memory 242, a computer program stored on the memory 242 and running on the processor 241, and the computer program is processed
- the device 241 is executed, each process of the above-mentioned SRS configuration method embodiment applied to the network side device is realized, and the same technical effect can be achieved. To avoid repetition, details are not described herein again.
- an embodiment of the present invention also provides a location management device 250, including a processor 251, a memory 252, a computer program stored on the memory 252 and running on the processor 251, the computer program is processed When the device 251 is executed, each process of the above-mentioned SRS measurement method embodiment applied to the location management device is realized, and the same technical effect can be achieved. In order to avoid repetition, details are not described herein again.
- the present invention also provides a positioning method applied to a communication device, including:
- Step 261 Send RRC status indication information to a location management device, where the communication device is a terminal or a network side device, and the RRC status indication information includes at least RRC connection status information.
- the RRC connection state information includes: the terminal is in the RRC connected state, the terminal is in the RRC idle state or the RRC inactive state.
- the method further includes:
- At least one of the following is sent to the location management device: positioning reference signal PRS measurement information and location information of the terminal.
- the terminal sends the RRC status indication information to the location management device through LPP or evolved LPP;
- the network side device sends the RRC state indication information to the location management device through LPPA, evolved LPPA, NRPPA, or evolved NRPPA.
- the terminal or the network side device sends the RRC status indication information to the location management, so that the location management device can determine the positioning behavior of the terminal in the RRC connection state based on the RRC status indication information, and the terminal The report or measurement information in the RRC connected state and/or the report or measurement information confidence of the terminal in the RRC connected state, etc.
- the present invention also provides a positioning method applied to a location management device, including:
- Step 271 Receive RRC status indication information sent by the terminal or the network side device, where the RRC status indication information includes at least RRC connection status information.
- the method further includes:
- the description also includes:
- RRC status indication information at least one of the following is determined:
- the confidence level of the report or measurement information of the terminal in the RRC connected state is the confidence level of the report or measurement information of the terminal in the RRC connected state.
- the RRC state indication information sent by the network side device is received through LPPA, evolved LPPA, NRPPA, or evolved NRPPA.
- the location management device may determine the positioning behavior of the terminal in the RRC connected state, and the report or measurement information of the terminal in the RRC connected state based on the received RRC state indication information And/or the confidence level of the report or measurement information of the terminal in the RRC connected state, etc.
- the present invention also provides a communication device 280, including:
- the first sending module 281 is configured to send RRC status indication information to a location management device, where the communication device is a terminal or a network side device, and the RRC status indication information includes at least RRC connection status information.
- the communication device 280 further includes:
- the second sending module is configured to send at least one of the following to the location management device: positioning reference signal PRS measurement information and location information of the terminal.
- the sending module 281 sends the RRC status indication information to the location management device through LPP or evolved LPP;
- the sending module 281 sends the RRC status indication information to the location management device through LPPA, evolved LPPA, NRPPA, or evolved NRPPA.
- the present invention also provides a location management device 290, including:
- the first receiving module 291 is configured to receive RRC status indication information sent by a terminal or a network side device, where the RRC status indication information includes at least RRC connection status information.
- the location management device 290 further includes:
- the second receiving module is configured to receive at least one of the following sent by the terminal or the network side device: PRS measurement information and location information of the terminal.
- the location management device 290 further includes:
- the determining module is configured to determine at least one of the following according to the RRC status indication information:
- the confidence level of the report or measurement information of the terminal in the RRC connected state is the confidence level of the report or measurement information of the terminal in the RRC connected state.
- the receiving module 291 receives the RRC status indication information sent by the terminal through LPP or evolved LPP;
- the receiving module 291 receives the RRC status indication information sent by the network side device through LPPA, evolved LPPA, NRPPA, or evolved NRPPA.
- an embodiment of the present invention also provides a communication device 300, including a processor 301, a memory 302, a computer program stored in the memory 302 and running on the processor 301, and the computer program is executed by the processor 301.
- a communication device 300 including a processor 301, a memory 302, a computer program stored in the memory 302 and running on the processor 301, and the computer program is executed by the processor 301.
- 301 is executed, each process of the above-mentioned positioning method embodiment applied to a communication device is realized, and the same technical effect can be achieved. In order to avoid repetition, details are not repeated here.
- an embodiment of the present invention also provides a location management device 310, including a processor 311, a memory 312, a computer program stored on the memory 312 and running on the processor 311, the computer program is processed When the device 311 is executed, each process of the above-mentioned positioning method embodiment applied to a location management device is realized, and the same technical effect can be achieved. In order to avoid repetition, details are not repeated here.
- the embodiment of the present invention also provides a computer-readable storage medium on which a computer program is stored.
- a computer program is stored.
- the computer program is executed by a processor, each process of the above-mentioned SRS method embodiment applied to a terminal is realized, and can be To achieve the same technical effect, in order to avoid repetition, I will not repeat them here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
- the embodiment of the present invention also provides a computer-readable storage medium, and a computer program is stored on the computer-readable storage medium.
- a computer program is stored on the computer-readable storage medium.
- the computer program is executed by a processor, each process of the above-mentioned SRS configuration method applied to a network-side device is realized. , And can achieve the same technical effect, in order to avoid repetition, I will not repeat them here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
- the embodiment of the present invention also provides a computer-readable storage medium on which a computer program is stored.
- a computer program is stored.
- the computer program is executed by a processor, each process of the above-mentioned SRS measurement method applied to a location management device is implemented. , And can achieve the same technical effect, in order to avoid repetition, I will not repeat them here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
- the embodiment of the present invention also provides a computer-readable storage medium on which a computer program is stored.
- a computer program is stored.
- the computer program is executed by a processor, each process of the above-mentioned positioning method embodiment applied to a communication device is realized, and can To achieve the same technical effect, in order to avoid repetition, I will not repeat them here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
- the embodiment of the present invention further provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, each process of the above-mentioned positioning method embodiment applied to a location management device is realized, and To achieve the same technical effect, in order to avoid repetition, I will not repeat them here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
- modules, units, sub-modules, sub-units, etc. can be implemented in one or more application specific integrated circuits (ASICs), digital signal processors (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 processors, controllers, microcontrollers, microprocessors, Other electronic units or combinations thereof that perform the functions described in this application.
- ASICs 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 technical solution of the present invention essentially or the part that contributes to the existing technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, The optical disc) includes several instructions to make a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the method described in each embodiment of the present invention.
- a terminal which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.
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Abstract
Description
Claims (42)
- 一种探测参考信号SRS的发送方法,应用于终端,包括:根据与非连续接收DRX相关的目标信息和/或无线资源控制RRC状态,发送用于定位的探测参考信号SRS。
- 如权利要求1所述的方法,其中,根据与DRX相关的目标信息,发送用于定位的SRS的步骤,包括:仅在DRX激活时间发送用于定位的SRS,或者,在DRX非激活时间发送用于定位的SRS;或者,根据RRC状态,发送用于定位的SRS的步骤,包括:仅在RRC连接态发送用于定位的SRS,或者,在RRC非连接态发送用于定位的SRS。
- 如权利要求1或2所述的方法,其中,所述目标信息包括第一信息,所述方法还包括:向位置管理设备发送第一信息,所述第一信息包括以下至少之一:DRX的配置信息、所述SRS的配置信息、所述SRS的当前周期、用于指示在DRX非激活时间发送或不发送所述SRS的指示信息、所述终端配置DRX的指示信息、所述终端的DRX的周期发生变化的指示信息、所述终端取消DRX配置的指示信息、所述SRS的发送与唤醒信息的关系和当前周期的所述SRS受唤醒信号影响不发送的指示信息。
- 如权利要求1或2所述的方法,其中,所述目标信息包括第一信息,所述方法还包括:接收网络侧设备发送的第一信息,所述第一信息包括以下至少之一:DRX的配置信息、所述SRS的配置信息、所述SRS的当前周期、用于指示在DRX非激活时间发送或不发送所述SRS的指示信息、所述终端配置DRX的指示信息、所述终端的DRX的周期发生变化的指示信息、所述终端取消DRX配置的指示信息、所述SRS的发送与唤醒信息的关系和当前周期的所述SRS受唤醒信号影响不发送的指示信息;和/或所述目标信息包括第二信息,所述方法还包括:接收位置管理设备发送的第二信息,所述第二信息包括以下至少之一:用于指示在DRX非激活时间发送或不发送所述SRS的指示信息、所述SRS的当前周期和所述SRS的发送与唤醒信息的关系。
- 如权利要求4所述的方法,其中,所述根据与DRX相关的目标信息,发送用于定位的SRS包括:在接收到所述第一信息或第二信息的时隙,或者,接收到所述第一信息或所述第二信息之后的NT1时间,或者,接收到所述第一信息或所述第二信息的时隙之后的所述SRS的下一周期,根据与DRX相关的目标信息,发送用于定位的SRS。
- 如权利要求3所述的方法,其中,所述DRX的配置信息包括以下至少之一:DRX的周期、DRX持续时间定时器的配置信息、DRX非激活定时器的配置信息、DRX下行重传定时器的配置信息、DRX上行重传定时器的配置信息、DRX长周期启动偏移定时器的配置信息、DRX短周期的配置信息、DRX短周期定时器的配置信息、DRX下行HARQ往返传输时间定时器的配置信息、DRX上行HARQ往返传输时间定时器的配置信息和DRX命令MAC CE的配置信息。
- 如权利要求3所述的方法,其中,所述SRS的当前周期为以下之一:在配置DRX之后,所述SRS的当前周期为T2;若DRX的周期发生变化,所述SRS的当前周期为T3;在取消DRX配置之后,所述SRS的当前周期为T1;其中,T1、T2和T3均不同。
- 如权利要求3所述的方法,其中,所述SRS的当前周期根据所述SRS的配置周期的函数和/或DRX的周期的函数确定。
- 如权利要求8所述的方法,其中,所述函数包括以下之一:Max(A,B);最小公倍数(A,B);其中,A是根据所述SRS的配置周期的函数确定的值,B是根据DRX的 周期的函数的确定的值。
- 如权利要求1所述的方法,其中,所述在DRX非激活时间发送用于定位的SRS包括:仅在所述DRX非激活时间发送所述SRS;或者,在DRX非激活时间不发送用于定位的SRS,或者,在DRX非激活时间和DRX激活时间发送用于定位的SRS。
- 如权利要求10所述的方法,其中,所述仅在所述DRX非激活时间发送所述SRS包括:若SRS的发送时间窗与DRX的激活时间的时间窗有部分重叠,取消重叠部分的SRS的发送。
- 如权利要求1或10所述的方法,其中,在DRX激活时间发送用于定位的SRS包括:若所述SRS与以下信息冲突,取消所述SRS的发送:物理下行控制信道PDCCH、物理上行控制信道PUCCH、物理上行共享信道PUSCH、动态调度的PUCCH、动态调度的PUSCH、携带调度请求SR的PUCCH或者重传。
- 如权利要求1或10所述的方法,其中,在DRX激活时间发送用于定位的SRS包括:若未检测到唤醒信号,向位置管理设备发送用于指示当前周期的所述SRS受唤醒信号影响不发送的指示信息。
- 如权利要求1所述的方法,其中,非周期SRS与周期SRS和半静态SRS的行为不同。
- 如权利要求14所述的方法,其中,对于非周期SRS,在DRX激活时间和DRX非激活时间发送用于定位的SRS。
- 如权利要求1所述的方法,其中,在RRC非连接态所述SRS的周期与在RRC连接态所述SRS的周期不同。
- 如权利要求16所述的方法,其中,在RRC非连接态所述SRS的周期大于在RRC连接态所述SRS的周期。
- 如权利要求1所述的方法,还包括:向位置管理设备发送RRC状态指示信息。
- 如权利要求18所述的方法,其中,所述RRC状态指示信息中包括以下至少之一:通知所述位置管理设备取消或重配置或重新请求邻区对所述SRS的测量的指示信息,所述SRS的发送与RRC连接状态的关系信息,和,RRC连接状态信息。
- 一种SRS的配置方法,应用于网络侧设备,包括:向终端、位置管理设备或邻区发送第一信息,所述第一信息包括以下至少之一:DRX的配置信息、所述SRS的配置信息、所述SRS的当前周期、用于指示在DRX非激活时间发送或不发送所述SRS的指示信息、所述终端配置DRX的指示信息、所述终端的DRX的周期发生变化的指示信息、所述终端取消DRX配置的指示信息、所述SRS的发送与唤醒信息的关系和当前周期的所述SRS受唤醒信号影响不发送的指示信息,所述第一信息用于确定以下至少之一:所述终端在DRX非激活时间发送或不发送所述SRS,和,如何发送所述SRS;和/或接收位置管理设备发送的第二信息,所述第二信息包括以下至少之一:用于指示在DRX非激活时间发送或不发送用于定位的SRS的指示信息、所述SRS的当前周期和所述SRS的发送与唤醒信息的关系;或者向终端、位置管理设备或邻区发送第三信息,所述第三信息包括以下至少之一:用于定位的SRS的配置信息和RRC状态指示信息,所述第三信息用于确定:所述终端在RRC非连接态发送或不发送所述SRS。
- 如权利要求20所述的方法,其中,所述SRS的当前周期为以下之一:在所述终端配置DRX之后,所述SRS的当前周期为T2;若所述终端的DRX的周期发生变化,所述SRS的当前周期为T3;在所述终端取消DRX配置之后,所述SRS的当前周期为T1;其中,T1、T2和T3均不同。
- 如权利要求20或21所述的方法,其中,所述SRS的当前周期根据所述SRS的配置周期的函数和/或DRX的周期的函数确定。
- 如权利要求22所述的方法,其中,所述函数为以下之一:Max(A,B);最小公倍数(A,B);其中,A是根据所述SRS的配置周期的函数确定的值,B是根据DRX的周期的函数的确定的值。
- 如权利要求20所述的方法,其中,所述RRC连接状态指示信息中包括以下之一:通知所述位置管理设备取消或重配置或重新请求邻区对所述SRS的测量的指示信息:所述SRS的发送与RRC连接态的关系信息;RRC连接状态信息。
- 一种SRS的测量方法,应用于位置管理设备,包括:接收第一信息,所述第一信息包括以下至少之一:DRX的配置信息、所述SRS的配置信息、所述SRS的当前周期、用于指示在DRX非激活时间发送或不发送所述SRS的指示信息、所述终端配置DRX的指示信息、所述终端的DRX的周期发生变化的指示信息、所述终端取消DRX配置的指示信息、所述SRS的发送与唤醒信息的关系和当前周期的所述SRS受唤醒信号影响不发送的指示信息;根据所述第一信息,确定以下至少之一:所述终端在DRX非激活时间发送或不发送用于定位的SRS,和,如何发送所述SRS;和/或向网络侧设备或终端发送的第二信息,所述第二信息包括以下至少之一:用于指示在DRX非激活时间发送或不发送用于定位的SRS的指示信息、所述SRS的当前周期和所述SRS的发送与唤醒信息的关系;或者接收第三信息,所述第三信息包括以下至少之一:用于定位的SRS的配置信息和RRC状态指示信息,所述第三信息用于确定:所述终端在RRC非 连接态发送或不发送所述SRS;根据所述第三信息,确定在终端的RRC非连接态发送或不发送用于定位的SRS。
- 如权利要求25所述的方法,还包括:向邻区发送第一指示信息,所述第一指示信息用于取消或重新配置或重新请求邻区对所述SRS的测量;和/或向邻区发送位置请求或测量请求,所述请求中包括测量周期或上报周期,所述测量周期或上报周期为所述SRS的当前周期或由所述位置管理设备确定的周期。
- 一种终端,包括:第一发送模块,用于根据与DRX相关的目标信息和/或RRC状态,发送用于定位的SRS。
- 一种网络侧设备,包括:第一发送模块,用于向终端、位置管理设备或邻区发送第一信息,所述第一信息包括以下至少之一:DRX的配置信息、所述SRS的配置信息、所述SRS的当前周期、用于指示在DRX非激活时间发送或不发送所述SRS的指示信息、所述终端配置DRX的指示信息、所述终端的DRX的周期发生变化的指示信息、所述终端取消DRX配置的指示信息、所述SRS的发送与唤醒信息的关系和当前周期的所述SRS受唤醒信号影响不发送的指示信息,所述第一信息用于确定以下至少之一:所述终端在DRX非激活时间发送或不发送所述SRS,和,如何发送所述SRS;和/或接收模块,用于接收位置管理设备发送的第二信息,所述第二信息包括以下至少之一:用于指示在DRX非激活时间发送或不发送用于定位的SRS的指示信息、所述SRS的当前周期和所述SRS的发送与唤醒信息的关系;或者第二发送模块,用于向终端、位置管理设备或邻区发送第三信息,所述第三信息包括以下至少之一:用于定位的SRS的配置信息和RRC状态指示 信息,所述第三信息用于确定:所述终端在RRC连接态发送或不发送所述SRS。
- 一种位置管理设备,包括:第一接收模块,用于接收第一信息,所述第一信息包括以下至少之一:DRX的配置信息、所述SRS的配置信息、所述SRS的当前周期、用于指示在DRX非激活时间发送或不发送所述SRS的指示信息、所述终端配置DRX的指示信息、所述终端的DRX的周期发生变化的指示信息、所述终端取消DRX配置的指示信息、所述SRS的发送与唤醒信息的关系和当前周期的所述SRS受唤醒信号影响不发送的指示信息;第一确定模块,用于根据所述第一信息,确定以下至少之一:所述终端在DRX非激活时间发送或不发送用于定位的SRS,和,如何发送所述SRS;和/或发送模块,用于向网络侧设备或终端发送的第二信息,所述第二信息包括以下至少之一:用于指示在DRX非激活时间发送或不发送用于定位的SRS的指示信息、所述SRS的当前周期和所述SRS的发送与唤醒信息的关系;或者第二接收模块,用于接收第三信息,所述第三信息包括以下至少之一:用于定位的SRS的配置信息和RRC状态指示信息,所述第三信息用于确定:所述终端在RRC非连接态发送或不发送所述SRS;第二确定模块,用于根据所述第三信息,确定在终端的RRC非连接态发送或不发送用于定位的SRS。
- 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计算机程序,所述计算机程序被所述处理器执行时实现如权利要求1至19中任一项所述的SRS的发送方法的步骤。
- 一种网络侧设备,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计算机程序,所述计算机程序被所述处理器执行时实现如权利要求20至24中任一项所述的SRS的配置方法的步骤。
- 一种位置管理设备,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计算机程序,所述计算机程序被所述处理器执行时实 现如权利要求25或26所述的SRS的测量方法的步骤。
- 一种定位方法,应用于通信设备,包括:向位置管理设备发送RRC状态指示信息,所述通信设备为终端或网络侧设备,所述RRC状态指示信息至少包括RRC连接状态信息。
- 如权利要求33所述的方法,还包括:向所述位置管理设备发送以下至少之一:定位参考信号PRS测量信息和终端的位置信息。
- 一种定位方法,应用于位置管理设备,包括:接收终端或网络侧设备发送的RRC状态指示信息,所述RRC状态指示信息至少包括RRC连接状态信息。
- 如权利要求35所述的方法,还包括:接收终端或网络侧设备发送的以下至少之一:PRS测量信息和终端的位置信息。
- 如权利要求35或36所述的方法,还包括:根据所述RRC状态指示信息,确定以下至少之一:所述终端在所述RRC连接状态下的定位行为;所述终端在所述RRC连接状态下的上报或测量信息;所述终端在所述RRC连接状态下的上报或测量信息的置信度。
- 一种通信设备,包括:发送模块,用于向位置管理设备发送RRC状态指示信息,所述通信设备为终端或网络侧设备,所述RRC状态指示信息至少包括RRC连接状态信息。
- 一种位置管理设备,包括:接收模块,用于接收终端或网络侧设备发送的RRC状态指示信息所述RRC状态指示信息至少包括RRC连接状态信息。
- 一种通信设备,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计算机程序,所述计算机程序被所述处理器执行时实现如权利要求33或34所述的定位方法的步骤。
- 一种位置管理设备,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计算机程序,所述计算机程序被所述处理器执行时实 现如权利要求35至37中任一项所述的定位方法的步骤。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储计算机程序,所述计算机程序被处理器执行时实现如权利要求1至19中任一项所述的SRS的发送方法的步骤;或者,所述计算机程序被所述处理器执行时实现如权利要求20至24中任一项所述的SRS的配置方法的步骤;或者,所述计算机程序被所述处理器执行时实现如权利要求25或26所述的SRS的测量方法的步骤;或者,所述计算机程序被所述处理器执行时实现如权利要求33或34所述的定位方法的步骤;或者,所述计算机程序被所述处理器执行时实现如权利要求35至37所述的定位方法的步骤。
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KR1020227036591A KR20220157463A (ko) | 2020-03-20 | 2021-03-17 | Srs의 송신, 설정 및 측정 방법, 포지셔닝 방법 및 기기 |
JP2022555849A JP7445781B2 (ja) | 2020-03-20 | 2021-03-17 | Srsの送信、設定及び測定方法、測位方法並びに機器 |
US17/892,248 US20220399976A1 (en) | 2020-03-20 | 2022-08-22 | Method for sending, configuring, and measuring srs, positioning method, and device |
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WO2023055212A1 (ko) * | 2021-09-30 | 2023-04-06 | 엘지전자 주식회사 | 측위 방법 및 이를 위한 장치 |
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WO2023202575A1 (zh) * | 2022-04-20 | 2023-10-26 | 大唐移动通信设备有限公司 | 一种信息处理方法、装置及可读存储介质 |
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WO2023115468A1 (zh) * | 2021-12-23 | 2023-06-29 | 上海移远通信技术股份有限公司 | 无线通信的方法和通信装置 |
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