WO2022135267A1 - 定位测量方法、装置、设备及可读存储介质 - Google Patents
定位测量方法、装置、设备及可读存储介质 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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- H—ELECTRICITY
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
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- G—PHYSICS
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- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
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Definitions
- the present application relates to the field of communication technologies, and in particular, to a positioning measurement method, apparatus, device, and readable storage medium.
- the terminal can only perform Positioning Reference Signals (PRS) measurement within the measurement gap (measurement gap), which is affected by the period of the measurement gap and the correction time, and the positioning delay especially the physical layer. The delay far exceeds the demand, and it is impossible to locate the low-latency terminal.
- PRS Positioning Reference Signals
- Embodiments of the present application provide a positioning measurement method, apparatus, device, and readable storage medium to solve the problem of low-latency terminal positioning.
- a positioning measurement method including:
- the terminal measures multiple positioning reference signals in the first positioning measurement window
- the terminal determines the location information of the terminal according to the measurement results of the multiple positioning reference signals.
- a positioning measurement method including:
- the network-side device is configured with a first positioning measurement window, where the first positioning measurement window is used by the terminal to measure multiple positioning reference signals.
- a positioning measurement device including:
- a measurement module for measuring multiple positioning reference signals in the first positioning measurement window
- the first determining module is configured to determine the location information of the terminal according to the measurement results of the multiple positioning reference signals.
- a positioning measurement device comprising:
- the first configuration module is configured to configure a first positioning measurement window, where the first positioning measurement window is used for the terminal to measure multiple positioning reference signals.
- a terminal including: a processor, a memory, and a program stored on the memory and executable on the processor, the program being executed by the processor as described in the first aspect steps of the method described.
- a network-side device comprising: a processor, a memory, and a program stored on the memory and executable on the processor, the program implementing the first aspect when executed by the processor the steps of the method.
- a readable storage medium stores programs or instructions, and when the programs or instructions are executed by a processor, implement the steps of the method according to the first aspect or the second aspect.
- a computer program product is provided, the computer program product is stored in a non-transitory readable storage medium, the computer program product is executed by at least one processor to implement the first aspect or the second aspect the steps of the method.
- a chip in a ninth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement the first aspect or the second aspect the method described.
- the terminal may measure multiple positioning reference signals in the first positioning measurement window, and determine the location information of the terminal based on the measurement results. Since the transmission of data/control signaling does not need to be interrupted during measurement, the It can meet the demand for low-latency terminal positioning.
- FIG. 1 is a schematic diagram of a comb-like structure 2 and a comb-like structure 4;
- Fig. 2 is the schematic diagram of comb-like structure 2
- FIG. 3 is a block diagram of a wireless communication system to which an embodiment of the present application can be applied;
- FIG. 5 is the second flow chart of the positioning measurement method according to the embodiment of the present application.
- FIG. 6 is one of the schematic diagrams of the positioning measurement device according to the embodiment of the present application.
- FIG. 8 is a schematic diagram of a terminal according to an embodiment of the present application.
- FIG. 9 is a schematic diagram of a network side device according to an embodiment of the present application.
- first, second, etc. in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specified order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
- the first object may be one or multiple.
- “and” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
- LTE Long Term Evolution
- LTE-Advanced LTE-Advanced
- LTE-A Long Term Evolution-Advanced
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single-carrier Frequency-Division Multiple Access
- system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
- NR New Radio
- the following description describes a New Radio (NR) system for example purposes, and NR terminology is used in most of the description below, although these techniques are also applicable to applications other than NR system applications, such as 6th generation ( 6th Generation , 6G) communication system.
- 6th generation 6th Generation
- a terminal may also be called a terminal device or a user terminal (User Equipment, UE).
- the terminal may be a mobile phone, an integrated access and backhaul mobile terminal (IABMT), a tablet computer (Tablet Personal Computer), Laptop Computer (Laptop Computer) or notebook computer, Personal Digital Assistant (PDA), Handheld Computer, Netbook, Ultra-Mobile Personal Computer (UMPC), Mobile Internet Device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, wearable devices include: bracelets, headphones, glasses, etc. It should be noted that, the embodiment of the present application does not limit the specific type of the terminal.
- the network side device may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (BasicServiceSet, BSS), Extended Service Set (ExtendedServiceSet, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Transmitting Point Receiving Point, TRP) or any other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to the specified technical vocabulary.
- the base station is taken as an example, but the specific type of the base station is not limited.
- the measurement gap can be understood as a periodic time interval. During the duration of the measurement gap, the terminal interrupts the transmission of data/control signaling, and only the corresponding signal can be measured, such as the signal used for positioning (such as PRS). Signals for radio resource management (Radio Resource Management, RRM) (such as synchronization signals (Synchronization Signal and PBCH block, SSB)) and so on.
- RRM Radio Resource Management
- the measurement gap configuration in the prior art is included in the measurement gap configuration (MeasGapConfig) of radio resource control (Radio Resource Control, RRC) signaling.
- RRC Radio Resource Control
- the period of the measurement gap is ⁇ 20, 40, 80, 160 ⁇ milliseconds (ms) and the duration is ⁇ 1.5, 3, 3.5, 4, 5.5, 6, 10, 20 ⁇ ms.
- data transmission will be interrupted within the measurement gap.
- the terminal Before receiving the measurement gap configuration, the terminal sends a measurement gap request to the serving new air interface node (NR Node B, gNB), and the auxiliary serving gNB configures the appropriate measurement gap for positioning measurement.
- the request signaling includes information such as the period, period offset, length, and measurement frequency points of the measurement interval expected by the terminal.
- the positioning reference signal includes a PRS, a tracking reference signal (TRS), or other reference signals evolved for positioning, and the PRS is used as an example in this document.
- PRS tracking reference signal
- the PRS is a downlink positioning reference signal used for positioning, and is used for the terminal to perform positioning measurement. In order to complete positioning, the terminal needs to measure the PRS sent by multiple cells.
- the period of the PRS includes:
- the comb structure refers to the number of subcarriers spaced in the frequency domain.
- a comb 4 (comb4) structure and a comb 2 (comb2) structure are illustrated in FIG. 1 .
- the full staggered pattern is to occupy all subcarriers, so the number of symbols of the PRS needs to support the full staggered structure according to the number of combs, such as the comb4 structure, each symbol occupies 3 subcarriers, to support full staggered, just It needs to occupy 3 symbols, and Figure 2 is a full staggered pattern of comb4.
- the number of symbols supported by PRS is 2, 4, 6, and 12, the supported comb size is 2, 4, 6, and 12, and only full staggered pattern is supported.
- the maximum period of the measurement gap is 160ms, and the terminal may need to wait for 160ms to perform the PRS measurement, which greatly limits the positioning delay.
- the configuration of the measurement gap also limits the flexible configuration of the PRS (the period of the PRS is far more flexible than the measurement gap).
- FIG. 3 shows a block diagram of a wireless communication system to which the embodiments of the present application can be applied.
- the wireless communication system includes a terminal 31 and a network-side device 32 .
- the terminal 31 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 31 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), PDA, Netbook, Ultra-Mobile Personal Computer (UMPC), Mobile Internet Device (Mobile Internet Device, MID), Wearable Device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, wearable devices include: bracelets, headphones, glasses, etc.
- PDA Personal Digital Assistant
- the network side device 32 may be a base station or a core network side device, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic Service Set (BasicServiceSet, BSS), Extended Service Set (ExtendedServiceSet, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Transmit/Receive Point ( Transmitting Receiving Point, TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to the specified technical vocabulary. It should be noted that in the embodiment of this application, only the NR system is used The base station is taken as an example, but the specific type of the base station is not limited.
- an embodiment of the present application provides a positioning measurement method, which is executed by a terminal, and the method includes: step 401 and step 402 .
- Step 401 The terminal measures multiple positioning reference signals in the first positioning measurement window
- Step 402 The terminal determines the location information of the terminal according to the measurement results of the multiple positioning reference signals.
- the location information of the terminal includes one or more of the following: (1) a signal measurement result; (2) an absolute location of the terminal; (3) a relative location of the terminal.
- the first positioning measurement window is determined according to one or more of the following:
- the configuration information of the positioning reference signal of each TRP in one or more TRPs is, the configuration information of the positioning reference signal of each TRP in one or more TRPs.
- first request information where the first request information is used to request a first positioning measurement window
- a first measurement interval where the first measurement interval is used for positioning reference signal measurement.
- the first positioning measurement window may be configured by the network side, that is, determined according to (3) the configuration information of the first positioning measurement window, and the first positioning measurement window may also be measured as required
- the positioning reference signal is determined by itself, such as according to (1) or (2); or the first positioning measurement window may also be determined by itself according to the configuration information on the network side, such as (1) (3).
- the (3) configuration information of the first positioning measurement window may also be determined after (4) the first request information.
- the first positioning measurement window is affected by a first measurement interval.
- the terminal directly performs the positioning reference measurement in the measurement interval, the terminal needs to interrupt the transmission of data/control signaling and only measure the positioning reference signal, which will lead to a large transmission delay.
- the terminal is in the first The measurement of multiple reference signals is performed in the positioning measurement window, and the transmission of data/control signaling does not need to be interrupted during the measurement, so as to meet the positioning requirements of low-latency terminals.
- the positioning reference signal configuration information includes one or more of the following:
- downlink positioning reference signal identification (dl-prs-id) (or cell/TRP identification), positioning reference signal resource set identification (PRS resource set ID), positioning reference signal resource identification (PRS resource ID).
- period For example, period; slot offset; or, start symbol; or, symbol offset, etc.
- frequency layer information For example, frequency layer information; bandwidth; point A (PointA); frequency domain position of common resource block 0 (Common Resource Block 0, CRB0); frequency domain offset, such as start position (Start PRB) ), offset to carrier (position relative to CRB0); or part of the bandwidth.
- point A PointA
- frequency domain position of common resource block 0 Common Resource Block 0, CRB0
- frequency domain offset such as start position (Start PRB) ), offset to carrier (position relative to CRB0); or part of the bandwidth.
- the plurality of first positioning search windows have at least one of the following features:
- each TRP in a plurality of TRPs configures the same or different described first positioning search windows
- the first positioning search window is configured for each TRP.
- the first positioning search window includes at least one of the following:
- Expected reference signal time difference (for example, the time difference between subframes where the downlink positioning reference signal (dl PRS) is expected to be received, or the time difference between two TRPs that are expected to be received).
- Expected reference signal time difference uncertainty (ExpectedRSTD-Uncertainty) (eg, search window or uncertainty of ExpectedRSTD).
- the number of the first positioning search windows of multiple TRPs is the number of TRP groups (that is, configured according to each TRP group);
- the plurality of first positioning search windows include one or more maximum search ranges, and the maximum search ranges limit the range of the first positioning search windows.
- the configuration information of the first positioning measurement window includes one or more of the following:
- the method further includes: receiving configuration information of the first positioning measurement window.
- the time domain information of the first positioning measurement window includes one or more of the following:
- the time domain type includes one or more of the following:
- the frequency domain information of the first positioning measurement window includes one or more of the following:
- absolute frequency domain information including one of the following: PointA, CRB0), the starting point of a bandwidth part (Bandwidth Part, BWP), and the starting point of a carrier (carrier).
- starting physical resource block (start PRB) is relative to the reference point A.
- the first request information includes one or more of the following:
- positioning reference signal frequency domain information and/or positioning reference signal time domain information.
- the method further includes: sending the first request information through a first transmission mode;
- the first transmission method includes one or more of the following:
- UCI Uplink Control Information
- LPP Long Term Evolution Positioning Protocol
- New Radio Interface Positioning Protocol A (NR Positioning Protocol A, NRPPa).
- the information of the first measurement interval includes one or more of the following:
- the measurement of multiple positioning reference signals performed by the terminal in the first positioning measurement window includes:
- the terminal In response to the first event, the terminal performs measurements of multiple positioning reference signals within the first positioning measurement window.
- the method further includes:
- the terminal In response to the second event, the terminal receives configuration information of the first positioning measurement window.
- the first event or the second event includes one or more of the following:
- the positioning response delay is less than the first threshold
- the positioning service delay index is less than the second threshold
- the location service is a specific location service
- Ultra Reliable Low Latency Communication Ultra Reliable Low Latency Communication, URLLC
- URLLC Ultra Reliable Low Latency Communication
- low latency service the first type of service (low latency service).
- One or more positioning reference signals are sent in the active bandwidth part (Bandwidth Part, BWP);
- One or more positioning reference signals are sent in a specific frequency domain range
- the terminal is not configured with the first positioning measurement window and the first measurement interval at the same time, or the terminal does not expect to configure the first positioning measurement window and the first measurement interval at the same time.
- the method further includes:
- the terminal If the terminal is configured with the first positioning measurement window, the terminal does not request the first measurement interval or is not configured with the first measurement interval.
- the method further includes:
- the terminal If the terminal is configured with the first positioning measurement window, and the terminal needs to perform radio resource management (Radio Resource Management, RRM) measurement, and the RRM measurement needs to be performed at a measurement interval, the terminal requests to configure the first position measurement window. Two measurement intervals.
- RRM Radio Resource Management
- the second measurement interval includes the first measurement interval; in another embodiment, the second measurement interval is a special case of the first measurement interval.
- the second measurement interval is only used to measure the RRM.
- the method further includes:
- the first positioning measurement window is disabled
- the second measurement interval and the priority of the first positioning measurement window determine that the second measurement interval or the first positioning measurement window is invalid
- the terminal does not expect to perform PRS measurements
- the terminal does not expect to perform PRS measurements or the first positioning measurement window fails
- the terminal performs PRS measurements
- the terminal performs RRM measurements
- the terminal performs PRS measurements and RRM measurements.
- the method further includes:
- the terminal capabilities include one or more of the following:
- the terminal may measure multiple positioning reference signals in the first positioning measurement window, and determine the location information of the terminal based on the measurement results. Since the transmission of data/control signaling does not need to be interrupted during the measurement, it satisfies Low-latency terminal positioning requirements.
- an embodiment of the present application provides a positioning measurement method, which is performed by a network side device, and the network side device may be a base station, a TRP, or a core network device.
- the specific steps include: step 501 .
- Step 501 The network-side device configures a first positioning measurement window, where the first positioning measurement window is used for the terminal to measure multiple positioning reference signals.
- the method further includes: the network-side device receiving the measurement result; and the network-side device determining the location information of the terminal according to the measurement result.
- the first positioning measurement window is determined according to one or more of the following:
- first request information where the first request information is used to request a first positioning measurement window
- a first measurement interval where the first measurement interval is used for positioning reference signal measurement.
- the positioning reference signal configuration information includes one or more of the following:
- period For example, period; slot offset; or, start symbol offset, etc.
- frequency layer information For example, frequency layer information; bandwidth; PointA; frequency domain position of CRB0; frequency domain offset, such as start position (Start PRB), offset to carrier (offset to carrier) (relative to CRB0 position); or part of bandwidth.
- frequency domain offset such as start position (Start PRB), offset to carrier (offset to carrier) (relative to CRB0 position); or part of bandwidth.
- the plurality of first positioning search windows have at least one of the following characteristics:
- each TRP in the plurality of TRPs configures the same or different first positioning search windows
- the number of the first positioning search window of described multiple TRPs is the number of TRP groups
- the plurality of first positioning search windows include one or more maximum search ranges, and the maximum search ranges limit the range of the first positioning search windows.
- the configuration information of the first positioning measurement window includes one or more of the following:
- the time domain information of the first positioning measurement window includes one or more of the following:
- the time domain type includes one or more of the following:
- the frequency domain information of the first positioning measurement window includes one or more of the following:
- the first request information includes one or more of the following:
- positioning reference signal frequency domain information and/or positioning reference signal time domain information.
- the method further includes: receiving the first request information through a first transmission mode; wherein the first transmission mode includes one or more of the following:
- the information of the first measurement interval includes one or more of the following:
- the method further includes: receiving, by the network side device, the terminal capability;
- the terminal capabilities include one or more of the following:
- the method further includes:
- the network-side device determines the first PRS configuration information and/or the second PRS configuration information according to the first positioning measurement window.
- the first PRS configuration information is periodic PRS configuration information.
- the second PRS configuration information includes one or more of the following:
- the first positioning reference signal configuration information, the second positioning reference signal configuration information, and/or the configuration information of the first positioning measurement window include one or more of the following:
- the positioning reference signal sequence generation rule is determined by one or more of the following:
- the network side device configures the terminal with a first positioning measurement window for the terminal to measure multiple positioning reference signals, so that the terminal can measure multiple positioning reference signals in the first positioning measurement window, And based on the measurement result, the location information of the terminal is determined to meet the requirement of low-latency terminal positioning.
- an embodiment of the present application provides a positioning measurement device, and the device 600 includes:
- a measurement module 601, configured to measure multiple positioning reference signals in the first positioning measurement window
- the first determining module 602 is configured to determine the location information of the terminal according to the measurement results of the multiple positioning reference signals.
- the first positioning measurement window is determined according to one or more of the following:
- first request information where the first request information is used to request a first positioning measurement window
- a first measurement interval where the first measurement interval is used for positioning reference signal measurement.
- the positioning reference signal configuration information includes one or more of the following:
- the positioning reference signal frequency domain information The positioning reference signal frequency domain information.
- the plurality of first positioning search windows have at least one of the following features:
- Each TRP in the plurality of TRPs configures the same or different first positioning search window
- the number of the first positioning search window of the multiple TRPs is the number of the TRP group
- the plurality of first positioning search windows include one or more maximum search ranges that limit the range of the first positioning search windows.
- the configuration information of the first positioning measurement window includes one or more of the following:
- First positioning search window information of multiple TRPs relative to the first positioning measurement window is
- the time domain information of the first positioning measurement window includes one or more of the following:
- the time interval between repetitions of the first positioning measurement window is the time interval between repetitions of the first positioning measurement window.
- the time domain type includes one or more of the following:
- the frequency domain information of the first positioning measurement window includes one or more of the following:
- the frequency domain offset of the first positioning measurement window is the frequency domain offset of the first positioning measurement window.
- the first request information includes one or more of the following:
- the priority of the first positioning measurement window is the priority of the first positioning measurement window.
- the first request information is transmitted in one or more of the following ways:
- the information of the first measurement interval includes one or more of the following:
- the priority of the first measurement interval is the priority of the first measurement interval.
- the measurement module is further configured to: in response to the first event, the terminal performs measurement of multiple positioning reference signals within the first positioning measurement window.
- the device further includes:
- the first receiving module is configured to receive the configuration information of the first positioning measurement window in response to the second event.
- the first event or the second event includes one or more of the following:
- the positioning response delay is less than the first threshold
- the positioning service delay index is less than the second threshold
- the location service is a specific location service
- the first measurement interval cannot meet the requirements
- One or more positioning reference signals are sent in the active BWP;
- One or more positioning reference signals are sent in a specific frequency domain range
- the first measurement interval configuration fails.
- the device further includes:
- the first processing module is configured to not expect to configure the first positioning measurement window and the first measurement interval at the same time.
- the device further includes:
- the second processing module is configured to, if the terminal is configured with the first positioning measurement window, do not request the first measurement interval or do not expect to configure the first measurement interval.
- the device further includes:
- the third processing module is configured to request to configure a second measurement interval if the terminal is configured with the first positioning measurement window and the terminal needs to perform RRM measurement, and the RRM measurement needs to be performed under a measurement interval.
- the device further includes:
- the fourth processing module is configured to perform any one of the following processing if the terminal is configured with the second measurement interval and the first positioning measurement window:
- the first positioning measurement window is disabled
- the second measurement interval and the priority of the first positioning measurement window determine that the second measurement interval or the first positioning measurement window is invalid
- PRS measurements are not expected to be performed
- PRS measurements and RRM measurements are performed.
- the device further includes:
- the reporting module is used to report the terminal capability to the network side device
- the terminal capabilities include one or more of the following:
- the maximum measurement duration supported within the first positioning measurement window is the maximum measurement duration supported within the first positioning measurement window.
- the apparatus provided in this embodiment of the present application can implement each process implemented by the method embodiment shown in FIG. 3 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
- an embodiment of the present application provides a positioning measurement device, and the device 700 includes:
- the first configuration module 701 is configured to configure a first positioning measurement window, where the first positioning measurement window is used for the terminal to measure multiple positioning reference signals.
- the device further includes: a second receiving module, configured to receive the measurement result;
- the second determining module is configured to determine the location information of the terminal according to the measurement result.
- the first positioning measurement window is determined according to one or more of the following:
- first request information where the first request information is used to request a first positioning measurement window
- a first measurement interval where the first measurement interval is used for positioning reference signal measurement.
- the positioning reference signal configuration information includes one or more of the following:
- the plurality of first positioning search windows have at least one of the following characteristics:
- Each TRP in the plurality of TRPs configures the same or different first positioning search window
- the number of the first positioning search window of the multiple TRPs is the number of the TRP group
- the plurality of first positioning search windows include one or more maximum search ranges that limit the range of the first positioning search windows.
- the configuration information of the first positioning measurement window includes one or more of the following:
- First positioning search window information of multiple TRPs relative to the first positioning measurement window is
- the time domain information of the first positioning measurement window includes one or more of the following:
- the time interval between repetitions of the first positioning measurement window is the time interval between repetitions of the first positioning measurement window.
- the time domain type includes one or more of the following:
- the frequency domain information of the first positioning measurement window includes one or more of the following:
- the frequency domain offset of the first positioning measurement window is the frequency domain offset of the first positioning measurement window.
- the first request information includes one or more of the following:
- the priority of the first positioning measurement window is the priority of the first positioning measurement window.
- the first request information is transmitted in one or more of the following ways:
- the information of the first measurement interval includes one or more of the following:
- the priority of the first measurement interval is the priority of the first measurement interval.
- the device further includes:
- the third receiving module is used to receive the terminal capability
- the terminal capabilities include one or more of the following:
- the maximum measurement duration supported within the first positioning measurement window is the maximum measurement duration supported within the first positioning measurement window.
- the device further includes:
- the second configuration module is configured to configure the first PRS configuration information and/or the second PRS configuration information according to the configuration information of the first positioning measurement window.
- the first PRS configuration information is periodic PRS configuration information.
- the second PRS configuration information includes one or more of the following:
- the apparatus further includes a sending module, used for the network-side device to send one or more of the following to neighboring cells:
- the first positioning reference signal configuration information, the second positioning reference signal configuration information, and/or the configuration information of the first positioning measurement window include one or more of the following: frame offset information;
- the positioning reference signal sequence generation rule is determined by one or more of the following:
- Time domain location relative to the serving cell or reference cell is mapped to the serving cell or reference cell.
- the apparatus provided in this embodiment of the present application can implement each process implemented by the method embodiment shown in FIG. 4 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
- FIG. 8 is a schematic diagram of the hardware structure of a terminal implementing an embodiment of the present application.
- the terminal 800 includes but is not limited to: a radio frequency unit 801, a network module 802, an audio output unit 803, an input unit 804, a sensor 805, a display unit 806, a user Input unit 807, interface unit 808, memory 809, processor 810 and other components.
- the terminal 800 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 810 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
- a power source such as a battery
- the terminal structure shown in FIG. 8 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
- the input unit 804 may include a graphics processor (Graphics Processing Unit, GPU) 8041 and a microphone 8042. Such as camera) to obtain still pictures or video image data for processing.
- the display unit 806 may include a display panel 8061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 807 includes a touch panel 8071 and other input devices 8072 .
- the touch panel 8071 is also called a touch screen.
- the touch panel 8071 may include two parts, a touch detection device and a touch controller.
- Other input devices 8072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described herein again.
- the radio frequency unit 801 receives the downlink data from the network side device, and then processes it to the processor 810; in addition, sends the uplink data to the network side device.
- the radio frequency unit 801 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- Memory 809 may be used to store software programs or instructions as well as various data.
- the memory 809 may mainly include a storage program or instruction area and a storage data area, wherein the storage program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
- the memory 809 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- ROM Read-Only Memory
- PROM programmable read-only memory
- PROM erasable programmable read-only memory
- Erasable PROM Erasable PROM
- EPROM electrically erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
- the processor 810 may include one or more processing units; optionally, the processor 810 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 810.
- the terminal provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in FIG. 4 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
- the network-side device 900 includes: an antenna 901 , a radio frequency device 902 , and a baseband device 903 .
- the antenna 901 is connected to the radio frequency device 902 .
- the radio frequency device 902 receives information through the antenna 901, and sends the received information to the baseband device 903 for processing.
- the baseband device 903 processes the information to be sent and sends it to the radio frequency device 902
- the radio frequency device 902 processes the received information and sends it out through the antenna 901 .
- the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 903 , and the method performed by the network side device in the above embodiments may be implemented in the baseband apparatus 903 .
- the baseband apparatus 903 includes a processor 904 and a memory 905 .
- the baseband device 903 may include, for example, at least one baseband board on which multiple chips are arranged. As shown in FIG. 9 , one of the chips is, for example, the processor 904 and is connected to the memory 905 to call the program in the memory 905 to execute The network devices shown in the above method embodiments operate.
- the baseband device 903 may further include a network interface 906 for exchanging information with the radio frequency device 902, the interface being, for example, Common Public Radio Interface (CPRI).
- CPRI Common Public Radio Interface
- the network-side device in this embodiment of the present application further includes: instructions or programs that are stored in the memory 905 and run on the processor 904, and the processor 904 invokes the instructions or programs in the memory 905 to execute the modules shown in FIG. 7 .
- the embodiments of the present application further provide a program product, the program product is stored in a non-transitory readable storage medium, and the program product is executed by at least one processor to realize the positioning as described in FIG. 4 or FIG. 5 The steps of the method of measurement.
- the embodiments of the present application further provide a readable storage medium, the readable storage medium may be non-volatile or volatile, and a program or an instruction is stored on the readable storage medium, and the program or instruction is stored in the readable storage medium.
- the processor executes, each process of the method embodiment shown in FIG. 4 or FIG. 5 is implemented, and the same technical effect can be achieved. To avoid repetition, details are not described here.
- the processor is the processor in the terminal described in the foregoing embodiment.
- the readable storage medium includes a computer-readable storage medium, such as a computer ROM, a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
- An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to implement the above-mentioned FIG. 4 or
- the processor is used to run a network-side device program or instruction to implement the above-mentioned FIG. 4 or
- Each process of the method embodiment shown in FIG. 5 can achieve the same technical effect. To avoid repetition, details are not repeated here.
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
- An embodiment of the present application further provides a computer program product, wherein the computer program product is stored in a non-transitory readable storage medium, and the computer program product is executed by at least one processor to implement the above-mentioned FIG. 4 or
- Each process of the method embodiment shown in FIG. 5 can achieve the same technical effect. To avoid repetition, details are not repeated here.
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Abstract
Description
Claims (45)
- 一种定位测量方法,包括:终端在第一定位测量窗内进行多个定位参考信号的测量;所述终端根据所述多个定位参考信号的测量结果,确定所述终端的位置信息。
- 根据权利要求1所述的方法,其中,所述第一定位测量窗根据以下一项或多项确定:一个或多个发送接收点TRP的定位参考信号配置信息;多个第一定位搜索窗;第一定位测量窗的配置信息;第一请求信息,所述第一请求信息用于请求所述第一定位测量窗;第一测量间隔,所述第一测量间隔用于定位参考信号测量。
- 根据权利要求2所述的方法,其中,所述定位参考信号配置信息包括以下一项或多项:所述定位参考信号的标识信息;符号数;梳状结构大小comb size数;所述定位参考信号时域信息;所述定位参考信号频域信息。
- 根据权利要求2所述的方法,其中,所述多个第一定位搜索窗具备以下特征至少之一:多个TRP中的每个TRP配置相同或不同的所述第一定位搜索窗;多个TRP的第一定位搜索窗的数目为TRP组的个数;所述多个第一定位搜索窗包括一个或多个最大搜索范围,所述最大搜索范围限制所述第一定位搜索窗的范围。
- 根据权利要求2所述的方法,其中,所述第一定位测量窗的配置信息包括以下一项或多项:所述第一定位测量窗的识别信息;所述第一定位测量窗的时域信息;所述第一定位测量窗的频域信息;所述第一定位测量窗的优先级;一个或多个TRP相对于所述第一定位测量窗的定位参考信号配置信息;多个TRP的相对于所述第一定位测量窗的第一定位搜索窗信息。
- 根据权利要求1或5所述的方法,其中,所述方法还包括:接收所述第一定位测量窗的配置信息。
- 根据权利要求5所述的方法,其中,所述第一定位测量窗的时域信息包括以下一项或多项:所述第一定位测量窗的起始时间;所述第一定位测量窗的窗口长度;所述第一定位测量窗的时域类型;所述第一定位测量窗的重复参数;重复的所述第一定位测量窗之间的时间间隔。
- 根据权利要求5所述的方法,其中,所述第一定位测量窗的频域信息包括以下一项或多项:所述第一定位测量窗的频域起点;所述第一定位测量窗的带宽信息;所述第一定位测量窗的频域粒度;所述第一定位测量窗的子载波间隔;所述第一定位测量窗的频域偏移。
- 根据权利要求2所述的方法,其中,所述第一请求信息包括以下一项或多项:所述第一定位测量窗的识别信息;所述第一定位测量窗的配置信息;一个或多个定位参考信号的测量配置信息;所述第一定位测量窗的优先级。
- 根据权利要求2所述的方法,其中,所述方法还包括:通过第一传输方式发送所述第一请求信息;所述第一传输方式包括以下一项或多项:上行控制信息;无线资源控制信令;媒体接入控制层控制单元;长期演进定位协议;新空口定位协议A。
- 根据权利要求2所述的方法,其中,所述第一测量间隔的信息包括以下一项或多项:所述第一测量间隔的识别信息所述第一测量间隔的配置信息;所述第一测量间隔的优先级。
- 根据权利要求2所述的方法,其中,所述终端在第一定位测量窗内进行多个定位参考信号的测量包括:响应第一事件,所述终端在所述第一定位测量窗内进行多个定位参考信号的测量。
- 根据权利要求1所述的方法,其中,所述方法还包括:响应第二事件,所述终端接收所述第一定位测量窗的配置信息或终端发送第一请求信息。
- 根据权利要求12或13所述的方法,其中,第一事件或第二事件包括以下一项或多项:定位响应时延小于第一阈值;定位服务时延指标小于第二阈值;所述定位服务为特定定位服务;第一测量间隔无法满足要求;所述第一测量间隔请求失败;一个或多个定位参考信号在激活带宽部分BWP中发送;一个或多个定位参考信号在特定频域范围中发送;所述第一测量间隔配置失败。
- 根据权利要求2所述的方法,其中,所述终端未被同时配置所述第 一定位测量窗和所述第一测量间隔。
- 根据权利要求2所述的方法,其中,所述方法还包括:如果所述终端被配置了所述第一定位测量窗,所述终端不请求所述第一测量间隔或不被配置所述第一测量间隔。
- 根据权利要求5所述的方法,其中,所述方法还包括:如果所述终端配置了所述第一定位测量窗,且所述终端需要执行无线资源管理RRM测量,所述RRM测量需要在测量间隔下执行,则所述终端请求配置第二测量间隔。
- 根据权利要求1或17所述的方法,其中,若所述终端配置了第二测量间隔和第一定位测量窗,所述方法还包括:在配置了所述第二测量间隔之后,所述第一定位测量窗失效;或者,根据所述第二测量间隔和所述第一定位测量窗的优先级,确定所述第二测量间隔或者所述第一定位测量窗失效;或者,在配置所述第二测量间隔的过程中,所述终端不期待执行定位参考信号测量;或者,在所述第二测量间隔内,所述终端不期待执行定位参考信号测量或第一定位测量窗失效;或者,在所述第二测量间隔外且所述第一定位测量窗内,所述终端执行定位参考信号测量;或者,在所述第二测量间隔内,所述终端执行RRM测量;或者,在所述第二测量间隔内,所述终端执行定位参考信号测量和RRM测量。
- 根据权利要求1所述的方法,其中,所述方法还包括:向网络侧设备上报终端能力;其中,所述终端能力包括以下一项或多项:是否支持所述第一定位测量窗;是否同时支持所述第一定位测量窗和第一测量间隔;是否支持在所述第一定位测量窗内测量定位参考信号;所述第一定位测量窗的窗长;所述第一定位测量窗的周期;所述第一定位测量窗内支持的最大TRP数目;所述第一定位测量窗内支持的最大资源数目;所述第一定位测量窗内支持的最大资源集数目;所述第一定位测量窗内的测量能力;所述第一定位测量窗内定位参考信号波束切换之间的间隔;所述第一定位测量窗内支持的最大测量持续时间。
- 一种定位测量方法,包括:网络侧设备配置第一定位测量窗,所述第一定位测量窗用于终端进行多个定位参考信号的测量。
- 根据权利要求20所述的方法,其中,所述方法还包括:所述网络侧设备接收所述测量结果;所述网络侧设备根据所述测量结果,确定所述终端的位置信息。
- 根据权利要求20所述的方法,其中,所述第一定位测量窗根据以下一项或多项确定:一个或多个TRP的定位参考信号配置信息;多个第一定位搜索窗;第一定位测量窗的配置信息;第一请求信息,所述第一请求信息用于请求所述第一定位测量窗;第一测量间隔,所述第一测量间隔用于定位参考信号测量。
- 根据权利要求22所述的方法,其中,所述定位参考信号配置信息包括以下一项或多项:定位参考信号的标识信息;符号数;comb size数;所述定位参考信号时域信息;所述定位参考信号频域信息。
- 根据权利要求22所述的方法,其中,所述多个第一定位搜索窗具备以下特征至少之一:所述多个TRP中的每个TRP配置相同或不同的所述第一定位搜索窗;所述多个TRP的第一定位搜索窗的数目为TRP组的个数;所述多个第一定位搜索窗包括一个或多个最大搜索范围,所述最大搜索范围限制所述第一定位搜索窗的范围。
- 根据权利要求22所述的方法,其中,所述第一定位测量窗的配置信息包括以下一项或多项:所述第一定位测量窗的识别信息;所述第一定位测量窗的时域信息;所述第一定位测量窗的频域信息;所述第一定位测量窗的优先级;一个或多个TRP相对于所述第一定位测量窗的定位参考信号配置信息;多个TRP的相对于所述第一定位测量窗的第一定位搜索窗信息。
- 根据权利要求25所述的方法,其中,所述第一定位测量窗的时域信息包括以下一项或多项:所述第一定位测量窗的起始时间;所述第一定位测量窗的窗口长度;所述第一定位测量窗的时域类型;所述第一定位测量窗的重复参数;重复的所述第一定位测量窗之间的时间间隔。
- 根据权利要求25所述的方法,其中,所述第一定位测量窗的频域信息包括以下一项或多项:所述第一定位测量窗的频域起点;所述第一定位测量窗的带宽信息;所述第一定位测量窗的频域粒度;所述第一定位测量窗的子载波间隔;所述第一定位测量窗的频域偏移。
- 根据权利要求22所述的方法,其中,所述第一请求信息包括以下一项或多项:所述第一定位测量窗的识别信息;所述第一定位测量窗的配置信息;一个或多个定位参考信号的测量配置信息;所述第一定位测量窗的优先级。
- 根据权利要求22所述的方法,其中,所述方法还包括:通过第一传输方式接收所述第一请求信息;其中,所述第一传输方式包括以下一项或多项:上行控制信息;无线资源控制信令;媒体接入控制层控制单元;长期演进定位协议;新空口定位协议A。
- 根据权利要求22所述的方法,其中,所述第一测量间隔的信息包括以下一项或多项:所述第一测量间隔的配置信息;所述第一测量间隔的优先级。
- 根据权利要求20所述的方法,其中,所述方法还包括:所述网络侧设备接收终端能力;其中,所述终端能力包括以下一项或多项:是否支持所述第一定位测量窗;是否同时支持所述第一定位测量窗和第一测量间隔;是否支持在所述第一定位测量窗内测量定位参考信号;所述第一定位测量窗的窗长;所述第一定位测量窗的周期;所述第一定位测量窗内支持的最大TRP数目;所述第一定位测量窗内支持的最大资源数目;所述第一定位测量窗内支持的最大资源集数目;所述第一定位测量窗内的测量能力;所述第一定位测量窗内定位参考信号波束切换之间的间隔;所述第一定位测量窗内支持的最大测量持续时间。
- 根据权利要求20所述的方法,其中,所述方法还包括:所述网络侧设备根据第一定位测量窗,确定第一定位参考信号配置信息和/或第二定位参考信号配置信息。
- 根据权利要求32所述的方法,其中,所述第一定位参考信号配置信息为周期性的定位参考信号的配置信息。
- 根据权利要求32所述的方法,其中,所述第二定位参考信号配置信息包括以下一项或多项:周期性的定位参考信号的配置信息;相对于第一定位测量窗的定位参考信号的配置信息;半静态的定位参考信号的配置信息;非周期的定位参考信号的配置信息;按需的定位参考信号的配置信息。
- 根据权利要求22或32所述的方法,其中,所述方法还包括所述网络侧设备向邻小区发送以下一项或多项:所述第一定位测量窗的配置信息;第一定位参考信号配置信息;第二定位参考信号配置信息。
- 根据权利要求22或32所述的方法,其中,所述第一定位参考信号配置信息、第二定位参考信号配置信息和/或第一定位测量窗的配置信息包括以下一项或多项:帧偏移信息;绝对时间信息。
- 根据权利要求20所述的方法,其中,所述定位参考信号序列生成规则由以下一项或多项确定:相对于各小区的时域位置;相对于所述第一定位测量窗的时域位置;相对于服务小区或参考小区的时域位置。
- 一种定位测量装置,包括:测量模块,用于在第一定位测量窗内进行多个定位参考信号的测量;第一确定模块,用于根据所述多个定位参考信号的测量结果,确定终端的位置信息。
- 一种定位测量装置,包括:第一配置模块,用于配置第一定位测量窗,所述第一定位测量窗用于终端进行多个定位参考信号的测量。
- 一种终端,包括:处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序,其中,所述程序被所述处理器执行时实现如权利要求1至19中任一项所述的定位测量方法的步骤。
- 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程序,其中,所述程序被所述处理器执行时实现如权利要求20至37中任一项所述的定位测量方法的步骤。
- 一种可读存储介质,所述可读存储介质上存储程序或指令,其中,所述程序或指令被处理器执行时实现如权利要求1至37中任一项所述的定位测量方法的步骤。
- 一种芯片,包括处理器和通信接口,其中,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现如权利要求1至19中任一项所述的定位测量方法的步骤,或者实现如权利要求20至37中任一项所述的定位测量方法的步骤。
- 一种计算机程序产品,其中,所述计算机程序产品被存储在非瞬态的可读存储介质中,所述计算机程序产品被至少一个处理器执行以实现如权利要求1至19中任一项所述的定位测量方法的步骤,或者实现如权利要求20至37中任一项所述的定位测量方法的步骤。
- 一种通信设备,被配置为执行如权利要求1至19中任一项所述的定位测量方法的步骤,或者,执行如权利要求20至37中任一项所述的定位测 量方法的步骤。
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