WO2021143685A1 - 定位方法及通信设备 - Google Patents
定位方法及通信设备 Download PDFInfo
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- WO2021143685A1 WO2021143685A1 PCT/CN2021/071310 CN2021071310W WO2021143685A1 WO 2021143685 A1 WO2021143685 A1 WO 2021143685A1 CN 2021071310 W CN2021071310 W CN 2021071310W WO 2021143685 A1 WO2021143685 A1 WO 2021143685A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S5/0009—Transmission of position information to remote stations
- G01S5/0018—Transmission from mobile station to base station
- G01S5/0036—Transmission from mobile station to base station of measured values, i.e. measurement on mobile and position calculation on base station
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S5/01—Determining conditions which influence positioning, e.g. radio environment, state of motion or energy consumption
- G01S5/011—Identifying the radio environment
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S5/0205—Details
- G01S5/0218—Multipath in signal reception
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01S5/0205—Details
- G01S5/0244—Accuracy or reliability of position solution or of measurements contributing thereto
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
Definitions
- the embodiment of the present invention relates to the field of communication technology, and in particular to a positioning method and communication equipment.
- the positioning technology related to the NR and LTE systems mainly implements positioning by measuring related positioning reference signals.
- upstream positioning is used as an example.
- the terminal device can transmit a positioning reference signal according to the beam configured by the network side device.
- the network side device can measure the positioning reference signal according to the measurement information (such as , Arrival time) to determine the location of the terminal device.
- the network side device when the network side device does not know the location of the terminal device and the location of the neighboring cell, if the beam of the terminal device transmitting the positioning reference signal is the NLOS path, the network side device cannot determine whether the beam is the NLOS path, resulting in the final Unable to pinpoint the location of the terminal device.
- the embodiments of the present invention provide a positioning method and a communication device to solve the problem of inaccurate positioning in related positioning solutions.
- an embodiment of the present invention provides a positioning method applied to a first device.
- the method includes: determining first information; wherein the first information includes at least one of the following: direction information of a target beam, and the target Energy change information of the beam, LOS path indication information, and beam identification information; the above first information is used to determine the positioning information of the first device; the above LOS path indication information is used to indicate whether the target beam is a LOS path; the above beam identification information Is the identification information of the above-mentioned target beam.
- an embodiment of the present invention provides a positioning method applied to a second device, and the method includes: obtaining first information from a first device; determining the positioning information of the first device according to the first information; wherein The first information includes at least one of the following: direction information of the target beam, energy change information of the target beam, LOS path indication information, and beam identification information; the LOS path indication information is used to indicate whether the target beam is a LOS path; The beam identification information is identification information of the target beam.
- an embodiment of the present invention provides a communication device, the communication device is a first device, and the first device includes:
- the determining module is configured to determine first information; wherein, the first information includes at least one of the following: direction information of the target beam, energy change information of the target beam, LOS path indication information, beam identification information; the first information is used for To determine the positioning information of the first device; the LOS path indication information is used to indicate whether the target beam is a LOS path; the beam identification information is the identification information of the target beam.
- an embodiment of the present invention provides a communication device, the communication device is a second device, and the second device includes:
- the obtaining module is configured to obtain first information from the first device; the determining module is configured to determine the positioning information of the first device according to the first information obtained by the obtaining module; wherein, the first information includes at least one of the following : Target beam direction information, energy change information of the target beam, LOS path indication information, beam identification information; the LOS path indication information is used to indicate whether the target beam is a LOS path; the beam identification information is the identification of the target beam information.
- an embodiment of the present invention provides a communication device.
- the communication device is a first device.
- the first device includes a processor, a memory, and a computer program that is stored in the memory and can run on the processor, When the above computer program is executed by the above processor, the steps of the above positioning method as in the first aspect are realized.
- an embodiment of the present invention provides a communication device.
- the communication device is a second device.
- the second device includes a processor, a memory, and a computer program that is stored in the memory and can run on the processor.
- the computer program is executed by the above-mentioned processor, the steps of the above-mentioned positioning method as in the second aspect are realized.
- 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 steps of the above positioning method are implemented.
- the second device after the second device obtains the first information from the first device, since the first information includes at least one of the following information of the target beam: direction information, energy change information, LOS path indication information, and beam identification information , So that the second device can accurately locate the specific position of the target beam, and then can obtain the positioning information of the first device with higher accuracy, which improves the communication efficiency and effectiveness.
- FIG. 1 is a schematic diagram of a possible structure of a communication system involved in an embodiment of the present invention
- FIG. 2 is one of the schematic flowcharts of a positioning method provided by an embodiment of the present invention.
- FIG. 3 is a second schematic flowchart of a positioning method provided by an embodiment of the present invention.
- FIG. 4 is one of the schematic structural diagrams of a communication device provided by an embodiment of the present invention.
- FIG. 5 is the second structural diagram of a communication device provided by an embodiment of the present invention.
- FIG. 6 is a schematic diagram of the hardware structure of a terminal device provided by an embodiment of the present invention.
- FIG. 7 is a schematic diagram of the hardware structure of a server provided by an embodiment of the present invention.
- the propagation conditions of wireless communication systems are divided into LOS and non-NLOS environments.
- wireless signals travel in a straight line between the sender and receiver without obstruction. This requires that there are no objects that block radio waves in the first Fresnel zone. If the conditions are not met , The signal strength will drop significantly.
- the size of the aforementioned Fresnel zone depends on the frequency of radio waves and the distance between transceivers.
- the positioning solution provided by the embodiment of the present invention can determine whether the target beam is a LOS path or a non-LOS path.
- SRS information configured by LTE RRC for the UE is basic information (see 36.331SoundingRS-UL-Config, including bandwidth, frequency hopping cyclic shift, etc.), and there is no reference power or QCL configuration for SRS power configuration.
- the R15sounding signal does not support the positioning function and has no positioning-related configuration. Its configuration mainly serves the following usecases: beamManagement, codebook, nonCodebook and antennaSwitching. The configuration considered for channel detection, only considers the serving cell.
- R16 is configured for the QCL reference signal and the path loss reference signal of the SRS signal transmitted by the UE to point to the serving cell and the neighboring cell, and it is assumed that the SRS configuration is performed by RRC. However, since the serving cell does not know the location of the neighboring cell and the UE, the configured QCL may not be appropriate. When the SRS configuration is not appropriate, the UE will transmit the signal according to the configured reference, or change the transmission direction. At this time, the serving cell and neighboring cells or LMF do not know, and the configuration cannot be updated to a valid configuration. In addition, when the configured QCL and reference measurement fail, there is no effective solution.
- the first information reported by the first device to the second device includes at least one of the following information about the target beam: direction information, energy change information, LOS path indication information, and beam identification information, so that The second device can accurately locate the specific azimuth of the target beam, thereby being able to obtain positioning information of the first device with higher accuracy, which improves communication efficiency and effectiveness.
- the positioning scheme provided by the embodiments of the present invention can be applied to the reporting of the actual angle of the transmitted UE SRS in the uplink positioning; it can also be applied to the reporting of the measured UE PRS measurement angle in the downlink positioning; it can also report the RSTD or the time of arrival (Time of Arrive, TOA) or Angle of Arrive (AOA) or Angle of Departure (Angle of Departure, AOD) adjacent beam energy changes.
- TOA Time of Arrive
- AOA Angle of Arrive
- AOD Angle of Departure
- A/B can mean A or B
- the "and/or" in this article is only an association relationship describing associated objects, indicating that there may be three A relationship, for example, A and/or B, can mean that: A alone exists, A and B exist at the same time, and B exists alone.
- the words “first”, “second”, etc. are used for the same items or similar items that have basically the same function or effect.
- words such as “first” and “second” do not limit the quantity and execution order.
- the first device and the second device are used to distinguish different devices, rather than to describe a specific order of the devices.
- the technical solution provided by the present invention can be applied to various communication systems, for example, a 5G communication system, a future evolution system or a variety of communication convergence systems, and so on. It can include a variety of application scenarios, such as Machine to Machine (M2M), D2M, macro and micro communications, enhanced Mobile Broadband (eMBB), ultra-high reliability and ultra-low latency communications (ultra Scenarios such as Reliable&Low Latency Communication (uRLLC) and Massive Machine Type Communication (mMTC). These scenarios include but are not limited to: communication between a terminal device and a terminal device, or a communication between a network-side device and a network-side device, or a communication between a network-side device and a terminal device, and other scenarios.
- M2M Machine to Machine
- D2M Digital to Machine
- macro and micro communications such as enhanced Mobile Broadband (eMBB), ultra-high reliability and ultra-low latency communications (ultra Scenarios such as Reliable&Low Latency Communication (uRLLC) and
- the embodiments of the present invention can be applied to communication between a network-side device and a terminal device in a 5G communication system, or a communication between a terminal device and a terminal device, or a communication between a network-side device and a network-side device.
- FIG. 1 shows a schematic diagram of a possible structure of a communication system involved in an embodiment of the present invention.
- the communication system includes a first device 100 and a second device 200. Only one first device 100 and second device 200 are shown in FIG. 1.
- the above-mentioned first device 100 may be a terminal device or a network-side device; the above-mentioned second device 200 may be a receiving device or a server.
- the first device 100 is a terminal device, and the second device 200 may be a network-side device; or, the first device 100 is a terminal device, and the second device 200 may be a server; or, the first device 100 is a network-side device, and the first device 100 is a network-side device.
- the second device 200 may be a server.
- the aforementioned network side equipment may be a base station, a core network equipment, a transmission and reception point (Transmission and Reception Point, TRP), a relay station, or an access point, etc.
- the network-side equipment can be the base station transceiver station (BTS) in the Global System for Mobile communication (GSM) or Code Division Multiple Access (CDMA) network, or it can be broadband
- the NB (NodeB) in Wideband Code Division Multiple Access (WCDMA) may also be the eNB or eNodeB (evolutional NodeB) in LTE.
- the network side device may also be a wireless controller in a cloud radio access network (Cloud Radio Access Network, CRAN) scenario.
- the network side device may also be a network side device in a 5G communication system or a network side device in a future evolution network.
- the words do not constitute a limitation to the present invention.
- the above-mentioned terminal device may be a wireless terminal device or a wired terminal device.
- the wireless terminal device may be a device that provides voice and/or other service data connectivity to the user, a handheld device with wireless communication function, a computing device, or a wireless terminal device connected to a wireless terminal.
- a wireless terminal device can communicate with one or more core networks via a radio access network (RAN).
- the wireless terminal device can be a mobile terminal device, such as a mobile phone (or “cellular” phone) and a mobile phone.
- the computer of the terminal device can be a portable, pocket-sized, handheld, built-in computer or vehicle-mounted mobile device, which exchanges language and/or data with the wireless access network, and personal communication service (PCS) Telephones, cordless phones, Session Initiation Protocol (SIP) phones, Wireless Local Loop (WLL) stations, Personal Digital Assistants (PDAs) and other devices.
- PCS personal communication service
- IP Session Initiation Protocol
- WLL Wireless Local Loop
- PDAs Personal Digital Assistants
- Wireless terminal devices can also be mobile Equipment, User Equipment (UE), UE terminal equipment, access terminal equipment, wireless communication equipment, terminal equipment unit, terminal equipment station, mobile station (Mobile Station), mobile station (Mobile), remote station (Remote Station) ), remote station, remote terminal equipment (Remote Terminal), subscriber unit (Subscriber Unit), subscriber station (Subscriber Station), user agent (User Agent), terminal equipment, etc.
- UE User Equipment
- FIG. 1 shows that the terminal device is a mobile phone as an example.
- the aforementioned server may be one server, a server cluster composed of multiple servers, or a cloud computing service center.
- the foregoing server may be referred to as a location server, and the foregoing location server may be: a location server (LoCation Services, LCS), or a location management function server (Location Management Function, LMF), or an enhanced service mobile positioning center (Enhanced Service) Serving Mobile Location Centre, ESMLC).
- LCS Location Services
- LMF Location Management Function
- ESMLC enhanced service mobile positioning center
- FIG. 2 shows a schematic flowchart of a positioning method provided by an embodiment of the present invention.
- the positioning method may include the following steps 201:
- Step 201 The first device determines the first information.
- the above-mentioned first information is used to determine the positioning information of the first device.
- the foregoing first information includes at least one of the following: direction information of the target beam, energy change information of the target beam, LOS path indication information, and beam identification information.
- the above-mentioned LOS path indication information is used to indicate whether the above-mentioned target beam is a LOS path; the above-mentioned beam identification information is identification information of the above-mentioned target beam.
- the above-mentioned first information includes at least one of the following: direction information of the target beam, energy change information of the target beam, and LOS path indication information, Beam identification information.
- the foregoing first information includes at least one of the following: energy change information of the target beam, and LOS path indication information.
- the above-mentioned first information is transmitted in the position information or the measurement result of the target signal.
- the above-mentioned location information may be the location information of the first device.
- the above-mentioned location information may be the location information of the terminal device.
- the target beam may be the measurement beam corresponding to the measurement result of the target signal reported by the first device, that is, the target beam may be: when the first device is used as the receiving end The receiving beam for receiving the above-mentioned target signal.
- the measurement result is the measurement result obtained by the first device after measuring the target signal through the target beam;
- the target signal is a downlink signal, which includes at least one of the following: DL-Positioning Reference Signal (DL-Positioning Reference Signal, DL).
- DL-Positioning Reference Signal DL-Positioning Reference Signal, DL).
- -PRS synchronization signal block
- CSI Reference Signal CSI Reference Signal
- CSI-RS tracking reference signal
- TRS Track Reference Signal
- the target beam is a beam corresponding to the target signal transmitted by the first device, that is, the target beam may be a beam used to transmit the target signal when the first device is the transmitting end.
- the above-mentioned target signal is an uplink reference signal, which includes at least one of the following: a sounding reference signal (Sounding Reference Signal, SRS), and a demodulation reference signal (Demodulation Reference Signal, DMRS).
- SRS Sounding Reference Signal
- DMRS demodulation Reference Signal
- the above-mentioned target beam may be a beam corresponding to reported information configured on the network side or a beam corresponding to a measurement result reported by the UE.
- the transmit beam when the target beam is a transmit beam, the transmit beam may be all or part of the beam transmitted by the terminal device this time. It should be noted that the part of the beams transmitted above may be the beams selected by the terminal device itself or may be configured on the network side, which is not limited in the embodiment of the present invention.
- the first device may report beam identification information.
- the above beam identification information may be combined with (the direction information of the target beam, the energy change information of the target beam, and the LOS path indication information). At least one of) is used in combination, or may be used alone, which is not limited in the embodiment of the present invention.
- the above-mentioned beam identification information may be a transmitting beam ID.
- the aforementioned transmit beam ID may be pre-configured (that is, configured with different IDs for different beams or different beam directions) or pre-appointed or implicitly configured, and may also be used to indicate limited beam directions. It should be noted that the aforementioned transmit beam ID can be used together with the posture information of the terminal device.
- the aforementioned beam identification information may also be indication information of the aforementioned uplink reference signal or downlink reference signal.
- the above-mentioned target beam is a receiving beam
- the above-mentioned receiving beam may be all or part of the beam received by the terminal device this time.
- the partial beams received above may be beams selected by the terminal device itself or may be configured on the network side, which is not limited in the embodiment of the present invention.
- the aforementioned beam identification information may be a target beam ID.
- the target beam ID there is a corresponding relationship between the target beam ID and the direction information of the target beam, that is, different beam IDs correspond to different beam directions. It can be understood that the foregoing target beam ID is used to indicate the direction information of the target beam.
- the above-mentioned beam identification information may be a receiving beam ID.
- the aforementioned receiving beam ID can be configured (that is, configured with different beam IDs for different beams, and different beams have different beam directions), pre-appointed or implicitly configured, or can be used to indicate limited Beam direction. It should be noted that the above-mentioned receiving beam ID can be used together with the posture information of the terminal device.
- the direction information of the received beam can be indicated only by the beam identification information.
- the aforementioned beam identification information may only indicate the LOS path receiving beam or the NLOS path receiving beam.
- the foregoing first information further includes: measurement information of the foregoing target signal.
- the measurement information of the target signal includes at least one of the following: round trip time (RTT) time information, TOA time information, time difference of arrival (TDOA) time information, reference signal time difference (Reference) Signal Received Power (RSTD) information, reference signal received power (Reference Signal Time Difference, RSRP) information.
- RTT round trip time
- TDOA time difference of arrival
- RSTD Reference signal time difference
- RSTD Reference Signal Received Power
- RSRP Reference Signal Time Difference
- the TOA time information may be the arrival time of the target signal measured by the first device through the target beam
- the TDOA time information may be the arrival time difference information between the target signal measured by the target beam and the reference signal.
- the corresponding signal measurement result may be Only the receiving beam ID needs to be reported.
- the receiving beam ID is used to indicate the receiving direction information of the receiving beam, and the corresponding relationship between the receiving direction information and the receiving beam ID may be pre-configured or pre-agreed.
- the corresponding signal measurement result when the target beam is a transmit beam, when the first device reports all or part of the transmit beam direction information and/or transmit beam ID, the corresponding signal measurement result may be Only the transmission beam ID needs to be reported, and the transmission beam ID is used to indicate the transmission direction information of the transmission beam, and the correspondence relationship between the transmission direction information and the transmission beam ID may be pre-configured or pre-agreed.
- the direction information of the target beam is used to indicate at least one of the following of the target beam of the first device: azimuth angle, elevation angle, and beam width.
- the above-mentioned azimuth angle can be considered as the angle of the target beam.
- the first device converts the angle of the target beam into an angle relative to geographic north, that is, the above-mentioned azimuth angle Is the angle between the target beam and the geographic north, and further, the counterclockwise direction can be set as positive, where the geographic north is determined by the compass of the first device; and/or the azimuth angle is the target beam
- the direction information of the target beam may also include measurement error information of the azimuth; where the direction information of the target beam is used to indicate the target
- the direction information of the target beam may also include measurement error information of the elevation angle; in the case where the direction information of the target beam is used to indicate the beam width of the target beam, the direction information of the target beam is also The measurement error information of the beam width may be included.
- the measurement error indicated by any of the above-mentioned measurement error information can be a fixed error range, or can be an error range flexibly set based on actual application scenarios, or can be a pre-agreed or protocol-configured error granularity.
- the embodiment of the invention does not limit this.
- the above-mentioned first device has at least one of the following capabilities: the ability to acquire geographic north direction information, the GCS direction recognition ability, and the ability to calibrate direction information.
- the energy change information of the target beam includes: signal energy information of the signal measured by the target beam.
- the energy change information of the target beam includes: signal energy information of a signal reported by the transmit beam of the first device.
- the energy change information of the target beam includes: energy information of N beams, the N beams include the target beam, and N is a positive integer.
- the energy change information of the target beam may be a Gaussian function parameter, and the Gaussian function parameter is obtained based on the energy information of the N beams.
- the energy changes of the above N beams have a certain probability of being a Gaussian-like distribution model, where, if the target beam is a beam corresponding to the LOS path, the energy of the target beam has a certain probability of being the peak point or inflection point of the Gaussian-like distribution.
- the above-mentioned Gaussian function may be a T-ary Gaussian function, and T is at least any one of the following: 1, 2, 3.
- the aforementioned Gaussian function may be a single-mode or mixed Gaussian function. That is, the above-mentioned Gaussian function parameters may be T single-mode Gaussian function parameters or mixed Gaussian function parameters. It should be noted that the components of the mixed Gaussian function must not exceed N.
- the aforementioned Gaussian function parameter may be the mean value of the energy of the aforementioned N beams, or the variance of the energy of the aforementioned N beams, or the mean square error of the energy of the aforementioned N beams. This is not limited.
- the energy change information of the target beam includes: energy information of each beam in the N beams, or energy difference information between the N beams and the target beam.
- the energy difference information between the N beams and the target beam includes: the energy difference information between the N-1 beams other than the target beam in the N beams and the target beam, and the target beam Energy difference information with the target beam (that is, the difference is 0). Further, since the energy difference between the target beam and the target beam is 0, the first device and the second device can be based on the difference between the N-1 beams and the target beam among the N beams. The positive or negative difference determines the energy level of the above N beams, and then determines the energy level trend of the N-1 beams other than the target beam in the above N beams, thereby locating the position information of the first device .
- the energy value of the above N beams is different from the energy value of the target beam, if the energy difference between a certain beam and the target beam is negative, it means that the energy of the beam is lower than the energy of the target beam.
- the energy difference between a beam and the target beam is positive, which indicates that the energy of the beam is higher than the energy of the target beam.
- the foregoing N beams include the foregoing target beams and N-1 spatially adjacent beams of the foregoing target beams.
- the above-mentioned first device may also report to the second device indication information for indicating spatially adjacent beams of the target beam.
- the energy difference information between the N beams and the target beam includes: energy difference information between the energy of the target beam and the beam adjacent to the corresponding space.
- the above-mentioned target beam may be a receiving beam designated by Qcl or TCI, or the strongest receiving beam.
- the above-mentioned target beam may be a beam corresponding to the reported information configured by the network side device or a beam corresponding to the measurement result reported by the terminal device.
- the energy change information of the target beam includes: the fixed target beam of the first device receives the energy information of M transmit beams, and M is a positive integer.
- the energy change information of the target beam may be the signal energy information measured by the fixed receiving beam of the first device receiving different transmitting beams.
- the energy change information of the target beam may be signal energy information measured by different receiving beams of the first device.
- the LOS path indication information is determined based on the direction information of the target beam and/or the energy change information of the target beam.
- the first device may determine whether the target beam is a LOS path, and then generate a corresponding response based on whether the target beam is a LOS path.
- LOS path indication information In this way, after the first device reports the LOS path indication information to the second device, the second device can obtain whether the target beam is a LOS path based on the LOS path indication information.
- the above-mentioned LOS path indication information may indicate whether the above-mentioned target beam is a LOS path through bit 0 or bit 1.
- the foregoing LOS path indication information includes LOS quality information; wherein, the foregoing LOS quality information is used to characterize the credibility or quality of the LOS path determination result of the target beam.
- the terminal device can report the LOS quality information to the second device. After the second device receives the LOS quality information, it can perform position positioning based on the LOS quality information when locating the position of the first device.
- the above-mentioned LOS quality information may indicate the credibility or instruction of the LOS result judgment through Xbit.
- the second device at the opposite end may determine that the target beam is a LOS path. If the LOS quality information is missing from the first information reported by the first device, then The second device at the opposite end may determine that the target beam is the NLOS path.
- the identification information of the target beam is the identification information of the target signal, wherein the target signal is transmitted through the target beam.
- the above-mentioned beam identification information is: beam identification information corresponding to the above-mentioned direction information.
- the beam identification information is: beam identification information corresponding to the energy change information.
- the terminal device may report the transmission direction information together with the corresponding transmission beam identification information.
- the identification information of the target beam includes at least one of the following: real-time streaming protocol (Time Streaming Protocol, TRP) indication information, cell indication information, and measurement signal indication information.
- real-time streaming protocol Time Streaming Protocol, TRP
- TRP Real-time streaming protocol
- the above-mentioned measurement signal indication information includes: a downlink positioning reference signal resource set identifier DL-PRS resource set ID, and a downlink positioning reference signal resource identifier DL-PRS resource ID.
- the above-mentioned measurement signal is SSB
- the above-mentioned measurement signal indication information includes: SSB ID.
- the measurement signal is TRS
- the measurement signal indication information includes TRS indication information.
- the measurement signal is a CSI-RS
- the measurement signal indicates the information, and when the measurement signal includes the CSI-RS indicator information.
- the second device after the second device obtains the first information from the first device, since the first information includes at least one of the following information of the target beam: direction information, energy change information, LOS path indication information, and beam
- the identification information enables the second device to accurately locate the specific position of the target beam, thereby being able to obtain the positioning information of the first device with higher accuracy, which improves communication efficiency and effectiveness.
- the method further includes the following steps A1 and A2:
- Step A1 The first device obtains measurement configuration information from the network side device.
- Step A2 The first device measures the above-mentioned first information according to the above-mentioned measurement configuration information.
- the aforementioned measurement configuration information is used to indicate the first information that the first device needs to measure.
- the first device may receive measurement configuration information configured by the network side device for the first device.
- the first device may select the corresponding first information based on the measurement configuration information. That is, the information of the target beam included in the above-mentioned first information is related to the above-mentioned measurement configuration information.
- the above-mentioned measurement configuration information may include at least one of the following: indication information used to indicate the target signal of the above-mentioned first device, used to request the above-mentioned first device to measure the above-mentioned target Signal request information, request information used to request the first device to measure the received energy of the target signal, request information used to request the first device to measure the receiving direction information of the target signal, used to request the first device to measure The request information of the LOS path of the target beam.
- the first device measures the target signal, that is, the first information includes measurement information of the target signal; or, if the measurement configuration information If the request information for requesting the first device to measure the received energy of the target signal is included, the first device measures the received energy of the target signal through the target beam, that is, the first information includes energy change information of the target beam.
- the above-mentioned measurement configuration information may include at least one of the following: indication information used to indicate the target signal of the above-mentioned first device, and used to request the above-mentioned first device to transmit the above-mentioned target signal Signal request information, request information used to request the first device to transmit the transmission energy of the target signal, request information used to request the transmission direction information of the target signal of the first device, and request information sent by the first device Indication information of all or part of the beam.
- the method further includes the following step B1:
- Step B1 The first device obtains the reported configuration information from the network side device.
- the aforementioned report configuration information is used to indicate the first information that the first device needs to report.
- the first device may obtain report configuration information configured by the network side device for the first device.
- the above step 201 may include the following step B2:
- Step B2 The first device determines the first information according to the reported configuration information.
- the first device may select the first information that needs to be reported based on the reported configuration information. That is, the information of the target beam included in the above-mentioned first information is related to the above-mentioned report configuration information.
- the report configuration information may include at least one of the following: indication information used to indicate the target signal of the first device, used to request the first device to report the target signal.
- the request information of the measurement result is used to request the first device to report the receiving energy of the target signal.
- the request information is used to request the first device to report the receiving direction information of the target signal.
- the request information is used to request the first device to report the receiving direction information of the target signal.
- the device reports the request information of the LOS path of the above-mentioned target beam.
- the report configuration information may include at least one of the following: indication information used to indicate the target signal of the first device, used to request the first device to report the target signal
- the transmission-related beam information is used to request the first device to report the request information of the transmission energy of the target signal, the request information used to request the first device to report the transmission direction information of the target signal, and the request information is used to request the first device to report the transmission direction information of the target signal.
- the device reports the request information of the LOS path of the above-mentioned target beam.
- the first device determines the above-mentioned first information, it can be implemented through the measurement scheme corresponding to the above step A1 and step A2, or through the reporting scheme corresponding to the above step B1 and step B2, or It is realized by a combination of the measurement scheme corresponding to step A1 and step A2 and the reporting scheme corresponding to step B1 and step B2, which is not limited in the embodiment of the present invention.
- the method may further include the following steps:
- Step C1 The second device configures the first configuration information for the first device.
- Step C2 The first device obtains the first configuration information from the second device.
- the foregoing first configuration information includes: first indication information used to indicate the foregoing reference beam.
- the direction information of the target beam may be: the angle between the direction of the target beam and the direction of the reference beam, or the difference between the beam ID corresponding to the direction of the target beam and the beam ID corresponding to the direction of the reference beam.
- the method further includes the following steps:
- Step C3 The second device configures the third configuration information.
- the foregoing third configuration information is used to indicate the content of the foregoing first information.
- the foregoing third configuration information may be used to indicate which item of the direction information of the target beam is reported by the first device, such as the foregoing direction angle.
- the method may further include the following steps:
- Step D1 The first device obtains the second information.
- Step D2 The second device obtains the second information.
- the second information includes at least: transmission angle information of the target signal.
- the server may obtain transmission angle information of the target signal received or sent by the base station.
- the first device may obtain transmission angle information about the signal of the third device, and then combine the transmission angle information of its own beam with the signal of the third device.
- the transmission angle information is judged and selected.
- the terminal device can obtain the server's signal transmission angle information on the network side device before determining the first information.
- the terminal device can combine with itself
- the angle information of the beam and the angle information of the network side device are ignored or reselected, and the reselected beam is reported to the server or the network side device.
- the method may further include the following step 301:
- Step 301 The first device sends the first information to the second device.
- the method may further include the following steps:
- Step 302 The second device obtains the first information from the first device.
- Step 303 The second device determines the positioning information of the first device according to the first information.
- the second device may combine the first information, local information or related information uploaded by the network side device to determine whether the target signal is a LOS path. If the target signal is a non-LOS path, the second device may configure a new QCL Information or request the first device to report all or part of the beam angle information. For example, the beam indicated by the above new QCL information is a beam with a LOS path.
- the third device is a network-side device.
- the terminal device is a signal receiving or measuring device
- the above-mentioned local information includes: The configuration information about the transmission signal of the network side device in the positioning server, the configuration information includes at least direction information or beam information; the related information of the network side device includes: the network side device reports the signal or the transmission direction information of the target beam or Beam information.
- the second device may determine whether the receiving beam of the target signal is a LOS beam based on the above information. If it is not a LOS beam, the second device may configure the first device to measure and report related signal measurement information under the LOS beam; or, if The second device needs information to determine the LOS beam and the signal it receives. The second device can request the first device to report all or part of the beam angle information or received signal information.
- the above-mentioned local information includes: The configuration information about the receiving beam of the network side device in the server, the configuration information includes at least direction information or beam information; the above-mentioned network side device related information: the network side device reports the signal or the transmission direction information or beam information of the target beam.
- the second device can determine whether the receiving beam of the target signal is a LOS beam based on the above information. If it is not a LOS beam, the second device can configure the network side device to measure and report related signal measurement information under the LOS beam; or, If the second device needs information to determine the LOS beam and the signal it receives, the second device may request the first device to report all or part of the beam angle information or received signal information.
- step 301 may include the following step 301a or step 301b:
- Step 301a When the first device is a terminal device and the second device is a network-side device, the first device reports the first information to the aforementioned network-side device through RRC signaling.
- Step 301b In the case where the second device is a server, the first device reports the first information to the server through Lightweight Presentation Protocol (LPP), NRPP or evolution protocol.
- LPF Lightweight Presentation Protocol
- NRPP New Radio Protocol
- the terminal device may report it through LPP, NRPP or its evolution protocol; or, if the above-mentioned first information is provided by the terminal device to the base station, the terminal device may use RRC Reporting; or, if the above-mentioned first information is provided by the base station to the server, the base station may report through LPPa, NRPPa or its evolution protocol.
- the second device assumes that the information of the target beam remains unchanged.
- the method may further include the following step 304:
- Step 304 If the first information includes the information of the target beam, the second device determines whether the target signal is a LOS signal according to the information of the target beam.
- the aforementioned target beam information includes at least one of the following: direction information of the target beam, energy change information of the target beam, LOS path indication information, and beam identification information.
- the aforementioned target beam information may be azimuth angle information and/or elevation angle information and/or beam width information.
- the aforementioned target beam information may be beam identification information, where the beam identification information may indicate the direction information of the target beam through a predetermined indication relationship.
- the above-mentioned target beam information may be direction information and beam identification information, where this example may be used to agree on the relationship between beam identification information and direction information, or the beam identification information may be understood as reference signal identification information. Corresponds to the angle relationship corresponding to the measured signal or the transmitted signal.
- the aforementioned target beam information is energy change information of the target beam or energy change information of N-1 adjacent beams and the target beam.
- the aforementioned target beam information is energy change information and beam identification information of the target beam, where this example can be used to agree on the relationship between beam identification information and energy information, and beam identification information can also be understood as reference signal identification Information to correspond to the energy relationship corresponding to the measured signal or the transmitted signal.
- the aforementioned target beam information is LOS path indication information.
- the beam identification information may be a unique identification mark of the transmitting and/or receiving beam, corresponding to a specific beam.
- the beam identification information may be indication information of SRS signals or other uplink signals, such as SRS resource ID and/or SRS resource set ID.
- the beam identification information may be the indication information PRS resource ID and/or PRS resource set ID of the PRS signal or other downlink signals.
- only the identification identifier of the downlink or uplink signal may be used to indicate the beam information of the uplink and downlink positioning at the same time.
- the direction information of the receiving beam can be indicated by only the beam identification information or the default information; or, if the received energy change information of the two adjacent receiving beams If it is unchanged or does not exceed the change threshold, it is not necessary to upload the above-mentioned target beam information.
- the positioning methods shown in the figures of the above methods are all exemplified in conjunction with a figure in the embodiment of the present invention.
- the positioning methods shown in the figures of the above methods can also be implemented in combination with any other figures that can be combined as illustrated in the above embodiments, and will not be repeated here.
- an embodiment of the present invention provides a communication device, the communication device is a first device, and the first device 400 includes: a determining module 401, wherein: the determining module 401 is configured to determine first information;
- the first information includes at least one of the following: direction information of the target beam, energy change information of the target beam, LOS path indication information, and beam identification information; the first information is used to determine the positioning information of the first device;
- the LOS path indication information is used to indicate whether the target beam is a LOS path; the beam identification information is identification information of the target beam.
- the identification information of the target beam is the identification information of the target signal, wherein the target signal is transmitted through the target beam.
- the first information further includes: measurement information of the target signal; wherein, the measurement information of the target signal includes at least one of the following: RTT time information, TOA time information, TDOA time information, RSTD information, RSRP information .
- the beam identification information is: beam identification information corresponding to the direction information.
- the beam identification information is: beam identification information corresponding to the energy change information.
- the target beam is a measurement beam corresponding to a measurement result of the target signal reported by the first device; wherein the measurement result is a measurement result obtained by the first device after measuring the target signal through the target beam;
- the target signal is a downlink signal and includes at least one of the following: DL-PRS, SSB, CSI-RS, TRS.
- the target beam is a beam corresponding to the target signal transmitted by the first device; wherein, the target signal is an uplink reference signal, and includes at least one of the following: SRS and DMRS.
- the above-mentioned first information is transmitted in position information or signal measurement information.
- the above-mentioned direction information is used to indicate at least one of the following of the target beam of the above-mentioned first device: an azimuth angle, an elevation angle, and a beam width.
- the above-mentioned azimuth angle is the included angle of the above-mentioned target beam with respect to geographic north; and/or, the above-mentioned azimuth angle is the direction information of the angle of the above-mentioned target beam with respect to the reference beam; and/or, the above-mentioned elevation angle is the above-mentioned target beam The angle relative to the vertical.
- the above-mentioned first device has at least one of the following capabilities: an ability to acquire geographic north direction information, a GCS direction recognition ability, and an ability to calibrate direction information.
- the energy change information of the target beam includes: energy information of N beams, the N beams include the target beam, and N is a positive integer.
- the energy change information of the target beam is a Gaussian function parameter, and the Gaussian function parameter is obtained based on the energy information of N beams; wherein the Gaussian function is a T-ary Gaussian function, and T is at least any one of the following: 1, 2, 3.
- the energy change information of the target beam includes: energy information of each beam in the N beams, or energy difference information between the N beams and the target beam.
- the foregoing N beams include the foregoing target beams and N-1 spatially adjacent beams of the foregoing target beams.
- the energy change information of the target beam includes: energy information of M transmit beams received by the fixed target beam of the first device.
- the above-mentioned LOS path indication information is determined based on the above-mentioned direction information or the above-mentioned energy information.
- the above-mentioned LOS path indication information indicates whether the above-mentioned target beam is a LOS path through bit 0 or bit 1.
- the LOS path indication information includes LOS quality information; the LOS quality information is used to characterize the credibility or quality of the LOS path judgment result of the target beam.
- the first device further includes: an obtaining module 402, wherein: the obtaining module 402 is used to obtain measurement configuration information from the network side device; And/or the above-mentioned obtaining module 402 is also used to obtain the reported configuration information from the network side device, and the above-mentioned determining module 401 is specifically used to determine the above-mentioned first information according to the obtained measurement configuration information. Configure the information to determine the first information.
- the above-mentioned obtaining module 402 is further configured to obtain first configuration information from a network side device; wherein, the above-mentioned first configuration information includes: first indication information used to indicate the above-mentioned reference beam.
- the aforementioned acquiring module 402 is configured to acquire second information, and the aforementioned second information includes at least: transmission angle information of the aforementioned target signal.
- the first device further includes: a sending module 403, where the sending module 403 is configured to report the first information determined by the determining module 401 to the second device.
- the sending module 403 is further configured to report the first information to the network-side device through RRC signaling when the first device is a terminal device and the second device is a network-side device; or When the second device is a server, the first information is reported to the server through LPP, NRPP, or an evolution protocol.
- the first information determined by the first device includes at least one of the following information of the target beam: direction information, energy change information, LOS path indication information, and beam identification information
- the second device can accurately locate the specific position of the target beam, thereby being able to obtain highly accurate positioning information of the first device, which improves communication efficiency And efficiency.
- the first device provided in the embodiment of the present invention can implement any process shown in the foregoing method embodiment. To avoid repetition, details are not described herein again.
- the modules that must be included in the first device 400 are indicated by solid line boxes, such as the determination module 401; the modules that may or may not be included in the first device 400 are indicated by dashed boxes, such as Obtaining module 402.
- another communication device is a second device.
- the second device 500 includes: an acquisition module 501 and a determination module 502.
- the first device obtains the first information;
- the determining module 502 is configured to determine the positioning information of the first device according to the first information obtained by the obtaining module 501; wherein the above-mentioned first information includes at least one of the following: direction information of the target beam, The energy change information of the target beam, direct LOS path indication information, and beam identification information;
- the LOS path indication information is used to indicate whether the target beam is a LOS path;
- the beam identification information is the identification information of the target beam.
- the identification information of the target beam is the identification information of the target signal, wherein the target signal is transmitted through the target beam.
- the above-mentioned first information further includes: measurement information of the above-mentioned target signal; wherein, the above-mentioned measurement information of the target signal includes at least one of the following: DL-PRS, SSB, CSI-RS, and TRS.
- the beam identification information is: beam identification information corresponding to the direction information
- the beam identification information is: beam identification information corresponding to the energy change information.
- the second device assumes that the information of the target beam remains unchanged.
- the above-mentioned direction information is used to indicate at least one of the following of the target beam of the above-mentioned first device: an azimuth angle, an elevation angle, and a beam width.
- the above-mentioned azimuth angle is the included angle of the above-mentioned target beam with respect to geographic north; and/or, the above-mentioned azimuth angle is the direction information of the angle of the above-mentioned target beam with respect to the reference beam; and/or, the above-mentioned elevation angle is the above-mentioned target beam The angle relative to the vertical.
- the energy change information of the target beam includes: energy information of N beams, the N beams include the target beam, and N is a positive integer.
- the energy change information of the target beam is a Gaussian function parameter, and the Gaussian function parameter is obtained based on the energy information of N beams; wherein the Gaussian function is a T-ary Gaussian function, and T is at least any one of the following: 1, 2, 3.
- the energy change information of the target beam includes: energy information of each beam in the N beams, or energy difference information between the N beams and the target beam.
- the foregoing N beams include the foregoing target beams and N-1 spatially adjacent beams of the foregoing target beams.
- the energy change information of the target beam includes: energy information of M transmit beams received by the fixed target beam of the first device.
- the above-mentioned LOS path indication information is determined based on the above-mentioned direction information or the above-mentioned energy change information.
- the LOS path indication information includes LOS quality information; the LOS quality information is used to characterize the credibility or quality of the LOS path judgment result of the target beam.
- the determination module 502 is further configured to determine that the target beam is a LOS path if the LOS path indication information includes LOS quality information; the LOS quality information is used to characterize the credibility of the LOS path determination result of the target beam If the above-mentioned LOS path indication information lacks the above-mentioned LOS quality information, it is determined that the above-mentioned target beam is the NLOS path.
- the above-mentioned second device further includes: a configuration module 503, wherein: the configuration module 503 is configured to configure first configuration information for the first device; wherein, the above-mentioned first configuration information includes: The first indication information indicating the foregoing reference beam.
- the aforementioned acquiring module 501 is further configured to acquire second information, and the aforementioned second information includes at least: transmission angle information of the aforementioned target signal.
- the first information includes at least one of the following information of the target beam: direction information, energy change information, LOS path indication information, and
- the beam identification information enables the second device to accurately locate the specific position of the target beam, thereby being able to obtain positioning information of the first device with higher accuracy, which improves communication efficiency and effectiveness.
- the modules that must be included in the second device 500 are indicated by solid lines, such as the determination module 502; the modules that may or may not be included in the second device 500 are indicated by dashed frames, such as Configuration module 503.
- the second device provided in the embodiment of the present invention can implement any process shown in the foregoing method embodiment. To avoid repetition, details are not described herein again.
- the terminal device 100 includes but is not limited to: a radio frequency unit 101, a network module 102, an audio output unit 103, an input unit 104, a sensor 105, and a display unit 106, a user input unit 107, an interface unit 108, a memory 109, a processor 110, and a power supply 111 and other components.
- a radio frequency unit 101 a radio frequency unit 101
- a network module 102 an audio output unit 103
- an input unit 104 e.g., a microphone
- a sensor 105 e.g., a display unit 106
- a user input unit 107 e.g., a user input unit 107
- an interface unit 108 e.g., a memory 109
- a processor 110 e.g., a processor 110, and a power supply 111 and other components.
- the structure of the terminal device 100 shown in FIG. 6 does not constitute a limitation on the terminal device.
- the terminal device 100 may include more or
- the processor 110 is configured to determine first information; wherein, the first information includes at least one of the following: direction information of the target beam, energy change information of the target beam, LOS path indication information, and beam identification information; One piece of information is used to determine the positioning information of the first device; the LOS path indication information is used to indicate whether the target beam is a LOS path; the beam identification information is identification information of the target beam.
- the first information determined by the terminal device includes at least one of the following information of the target beam: direction information, energy change information, LOS path indication information, and beam identification information, when the terminal device detects the above After the first information is reported to the second device, the second device can accurately locate the specific position of the target beam, thereby being able to obtain the positioning information of the terminal device with higher accuracy, which improves communication efficiency and effectiveness.
- the radio frequency unit 101 can be used for receiving and sending signals in the process of sending and receiving information or talking. Specifically, the downlink data from the base station is received and processed by the processor 110; in addition, Uplink data is sent to the base station.
- the radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- the radio frequency unit 101 can also communicate with the network and other devices through a wireless communication system.
- the terminal device 100 provides users with wireless broadband Internet access through the network module 102, such as helping users to send and receive emails, browse web pages, and access streaming media.
- the audio output unit 103 can convert the audio data received by the radio frequency unit 101 or the network module 102 or stored in the memory 109 into an audio signal and output it as sound. Moreover, the audio output unit 103 may also provide audio output related to a specific function performed by the terminal device 100 (for example, call signal reception sound, message reception sound, etc.).
- the audio output unit 103 includes a speaker, a buzzer, a receiver, and the like.
- the input unit 104 is used to receive audio or video signals.
- the input unit 104 may include a graphics processing unit (GPU) 1041 and a microphone 1042, and the graphics processor 1041 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 can be displayed on the display unit 106.
- the image frame processed by the graphics processor 1041 may be stored in the memory 109 (or other storage medium) or sent via the radio frequency unit 101 or the network module 102.
- the microphone 1042 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 a mobile communication base station via the radio frequency unit 101 for output in the case of a telephone call mode.
- the terminal device 100 further includes at least one sensor 105, 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 1061 according to the brightness of the ambient light.
- the proximity sensor can close the display panel 1061 and the display panel 1061 when the terminal device 100 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 the posture of the terminal device (such as horizontal and vertical screen switching, related games) , Magnetometer attitude calibration), vibration recognition related functions (such as pedometer, percussion), etc.; sensor 105 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 106 is used to display information input by the user or information provided to the user.
- the display unit 106 may include a display panel 1061, and the display panel 1061 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), etc.
- LCD liquid crystal display
- OLED organic light-emitting diode
- the user input unit 107 may be used to receive inputted numeric or character information, and generate key signal input related to user settings and function control of the terminal device 100.
- the user input unit 107 includes a touch panel 1071 and other input devices 1072.
- the touch panel 1071 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 1071 or near the touch panel 1071. operate).
- the touch panel 1071 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 110, the command sent by the processor 110 is received and executed.
- the touch panel 1071 can be implemented in multiple types such as resistive, capacitive, infrared, and surface acoustic wave.
- the user input unit 107 may also include other input devices 1072.
- other input devices 1072 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 1071 can be overlaid on the display panel 1061.
- the touch panel 1071 detects a touch operation on or near it, it transmits it to the processor 110 to determine the type of the touch event, and then the processor 110 determines the type of the touch event according to the touch.
- the type of event provides corresponding visual output on the display panel 1061.
- the touch panel 1071 and the display panel 1061 are used as two independent components to implement the input and output functions of the terminal device 100, in some embodiments, the touch panel 1071 and the display panel 1061 can be combined.
- the input and output functions of the terminal device 100 are realized by integration, which is not specifically limited here.
- the interface unit 108 is an interface for connecting an external device with the terminal device 100.
- 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 108 can be used to receive input from an external device (for example, data information, power, etc.) and transmit the received input to one or more elements in the terminal device 100 or can be used to connect to the terminal device 100 and external devices. Transfer data between devices.
- the memory 109 can be used to store software programs and various data.
- the memory 109 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 109 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 110 is the control center of the terminal device 100. It uses various interfaces and lines to connect the various parts of the entire terminal device 100, runs or executes software programs and/or modules stored in the memory 109, and calls and stores them in the memory 109.
- the data of the terminal device 100 executes various functions and processing data of the terminal device 100, so as to monitor the terminal device 100 as a whole.
- the processor 110 may include one or more processing units; optionally, the processor 110 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 adjustment processor mainly deals with wireless communication. It can be understood that the foregoing modem processor may not be integrated into the processor 110.
- the terminal device 100 may also include a power source 111 (such as a battery) for supplying power to various components.
- a power source 111 such as a battery
- the power source 111 may be logically connected to the processor 110 through a power management system, so as to manage charging, discharging, and power consumption through the power management system. Management and other functions.
- the terminal device 100 includes some functional modules not shown, which will not be repeated here.
- An embodiment of the present invention also provides a first device, including a processor, a memory, and a computer program stored in the memory and capable of running on the processor.
- a computer program stored in the memory and capable of running on the processor.
- an embodiment of the present invention further provides a terminal device, including a processor, a memory, and a computer program stored in the memory and running on the processor.
- a terminal device including a processor, a memory, and a computer program stored in the memory and running on the processor.
- the computer program is executed by the processor, the computer program in the foregoing embodiment is implemented.
- the process of the positioning method can achieve the same technical effect. In order to avoid repetition, it will not be repeated here.
- FIG. 7 is a schematic diagram of the hardware structure of a server implementing an embodiment of the present invention.
- the server 800 includes a processor 801, a transceiver 802, a memory 803, a user interface 804, and a bus interface.
- the transceiver 802 is configured to acquire first information from the first device; the processor 801 is configured to determine the positioning information of the first device according to the first information acquired by the acquiring module; wherein, the first information includes At least one of the following: direction information of the target beam, energy change information of the target beam, LOS path indication information, beam identification information; the LOS path indication information is used to indicate whether the target beam is a LOS path; the beam identification information is the above Identification information of the target beam.
- the server after the server obtains the first information from the first device, since the first information includes at least one of the following information of the target beam: direction information, energy change information, LOS path indication information, and beam identification information, As a result, the server can accurately locate the specific position of the target beam, thereby being able to obtain the positioning information of the first device with higher accuracy, which improves the communication efficiency and effectiveness.
- the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 801 and various circuits of the memory represented by the memory 803 are linked together. .
- the bus architecture can also link various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, no further descriptions are provided herein.
- the bus interface provides the interface.
- the transceiver 802 may be a plurality of elements, including a transmitter and a receiver, and provide a unit for communicating with various other devices on a transmission medium.
- the user interface 804 may also be an interface capable of connecting externally and internally with the required equipment.
- the connected equipment includes but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
- the processor 801 is responsible for managing the bus architecture and general processing, and the memory 803 can store data used by the processor 801 when performing operations.
- server 800 also includes some functional modules not shown, which will not be repeated here.
- An embodiment of the present invention also provides a second device, including a processor, a memory, and a computer program stored in the memory and capable of running on the processor.
- the computer program is executed by the processor to implement the positioning method in the foregoing embodiment. The process, and can achieve the same technical effect, in order to avoid repetition, I will not repeat it here.
- an embodiment of the present invention also provides a server, including a processor, a memory, and a computer program stored in the memory and running on the processor.
- a server including a processor, a memory, and a computer program stored in the memory and running on the processor.
- the computer program is executed by the processor, the positioning in the above embodiment is implemented.
- the process of the method and can achieve the same technical effect, in order to avoid repetition, it will not be repeated here.
- 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, multiple processes of the positioning method in the above-mentioned embodiment are realized, and the same can be achieved. In order to avoid repetition, I won’t repeat them here.
- the aforementioned computer-readable storage medium includes read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disks, or optical disks.
- 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 enable a terminal device (which can be a mobile phone, a computer, a server, an air conditioner, or a network side device, etc.) to execute the method described in the multiple embodiments of the present invention.
- a terminal device which can be a mobile phone, a computer, a server, an air conditioner, or a network side device, etc.
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Abstract
Description
Claims (43)
- 一种定位方法,其中,应用于第一设备,该方法包括:确定第一信息;其中,所述第一信息包括以下至少一项:目标波束的方向信息,所述目标波束的能量变化信息,直射LOS径指示信息,波束识别信息;所述第一信息用于确定所述第一设备的定位信息;所述LOS径指示信息用于指示所述目标波束是否为LOS径;所述波束识别信息为所述目标波束的识别信息。
- 根据权利要求1所述的方法,其中,所述目标波束的识别信息为目标信号的识别信息,所述目标信号通过所述目标波束传输。
- 根据权利要求1或2所述的方法,其中,所述第一信息还包括:目标信号的测量信息;其中,所述目标信号的测量信息包括以下至少一项:往返延时RTT的时间信息,到达时间TOA时间信息,到达时间差TDOA时间信息,参考信号时间差RSTD信息,参考信号接收功率RSRP信息。
- 根据权利要求1所述的方法,其中,若所述第一信息包括所述方向信息,所述波束识别信息为:与所述方向信息对应的波束识别信息。
- 根据权利要求1所述的方法,其中,若所述第一信息包括所述能量变化信息,所述波束识别信息为:与所述能量变化信息对应的波束识别信息。
- 根据权利要求1至5任一项所述的方法,其中,所述目标波束为所述第一设备上报的目标信号的测量结果所对应测量波束;其中,所述测量结果为所述第一设备通过所述目标波束测量所述目标信号后得到的测量结果;所述目标信号为下行信号,至少包括以下至少一项:下行定位参考信号DL-PRS,同步信号块SSB,信道状态信息参考信号CSI-RS,跟踪参考信号TRS。
- 根据权利要求1至5任一项所述的方法,其中,所述目标波束为所述第一设备发射目标信号所对应的波束;其中,所述目标信号为上行参考信号,至少包括以下至少一项:探测参考信号SRS,解调参考信号DMRS。
- 根据权利要求1至7任一项所述的方法,其中,所述第一信息在位置信息或信号测量信息中传输。
- 根据权利要求1或4所述的方法,其中,所述方向信息用于指示所述第一设备的目标波束的以下至少一项:方位角,仰角,波束宽度。
- 根据权利要求9所述的方法,其中,所述方位角为所述目标波束相对于地理北的夹角;和/或,所述方位角为所述目标波束相对于参考波束的角度的方向信息;和/或,所述仰角为所述目标波束相对于垂直方向的夹角。
- 根据权利要求10所述的方法,其中,所述确定第一信息之前,所述方法还包括:从第二设备获取第一配置信息;其中,所述第一配置信息包括:用于指示所述参考波束的第一指示信息。
- 根据权利要求10或11所述的方法,其中,所述第一设备具备以下至少一项能力:获取地理北方向信息能力,GCS方向识别能力,校准方向信息的能力。
- 根据权利要求1所述的方法,其中,所述目标波束的能量变化信息包括:N个波束的能量信息,所述N个波束包括所述目标波束,N为正整数。
- 根据权利要求13所述的方法,其中,所述目标波束的能量变化信息为高斯函数参数,所述高斯函数参数是基于所述N个波束的能量信息得到的;其中,所述高斯函数为T元高斯函数,T至少为以下任一项:1,2,3。
- 根据权利要求13所述的方法,其中,所述目标波束的能量变化信息包括:所述N个波束中每个波束的能量信息,或者,所述N个波束与所述目标波束的能量差值信息。
- 根据权利要求13至15任一项所述的方法,其中,所述N个波束包括所述目标波束和N-1个所述目标波束的空间相邻波束。
- 根据权利要求1所述的方法,其中,所述目标波束的能量变化信息包括:所述第一设备的固定目标波束接收M个发射波束的能量信息。
- 根据权利要求1所述的方法,其中,所述LOS径指示信息是基于所述方向信息或所述能量变化信息确定的。
- 根据权利要求1所述的方法,其中,所述LOS径指示信息包括LOS质量信息;所述LOS质量信息用于表征所述目标波束的LOS径判断结果的可信度或质量。
- 根据权利要求1至19任一项所述的方法,其中,在所述第一设备为终端设备的情况下,所述确定第一信息之前,所述方法还包括:从网络侧设备获取测量配置信息;根据所述测量配置信息,确定所述第一信息;和/或,所述确定第一信息之前,所述方法还包括:从网络侧设备获取上报配置信息;所述确定第一信息,包括:根据所述上报配置信息,确定第一信息。
- 根据权利要求1所述的方法,其中,所述确定第一信息之前,所述方法还包括:获取第二信息,所述第二信息至少包括:目标信号的传输角度信息。
- 根据权利要求1所述的方法,其中,所述确定第一信息之后,所述方法还包括:向第二设备发送所述第一信息。
- 一种定位方法,其中,应用于第二设备,该方法包括:从第一设备获取第一信息;根据所述第一信息,确定所述第一设备的定位信息;其中,所述第一信息包括以下至少一项:目标波束的方向信息,所述目标波束的能量变化信息,直射LOS径指示信息,波束识别信息;所述LOS径指示信息用于指示所述目标波束是否为LOS径;所述波束识别信息为所述目标波束的识别信息。
- 根据权利要求23所述的方法,其中,所述目标波束的识别信息为目标信号的识别信息,所述目标信号通过所述目标波束传输。
- 根据权利要求23所述的方法,其中,所述第一信息还包括:目标信号的测量信息;其中,所述目标信号的测量信息包括以下至少一项:下行定位参考信号DL-PRS,同步信号块SSB,信道状态信息参考信号CSI-RS,跟踪参考信号TRS。
- 根据权利要求23所述的方法,其中,当所述第一信息包括所述方向信息的情况下,所述波束识别信息为:与所述方向信息对应的波束识别信息。
- 根据权利要求23所述的方法,其中,当所述第一信息包括所述能量变化信息的情况下,所述波束识别信息为:与所述能量变化信息对应的波束识别信息。
- 根据权利要求23所述的方法,其中,若所述第一信息中缺失所述目标波束的信息,则第二设备假设所述目标波束的信息不变。
- 根据权利要求23或26所述的方法,其中,所述方向信息用于指示所述第一设备的目标波束的以下至少一项:方位角,仰角,波束宽度。
- 根据权利要求29所述的方法,其中,所述方位角为所述目标波束相对于地理北的夹角;和/或,所述方位角为所述目标波束相对于参考波束的角度的方向信息;和/或,所述仰角为所述目标波束相对于垂直方向的夹角。
- 根据权利要求30所述的方法,其中,所述从第一设备获取第一信息之前,所述方法还包括:为第一设备配置第一配置信息;其中,所述第一配置信息包括:用于指示所述参考波束的第一指示信息。
- 根据权利要求23或31所述的方法,其中,所述目标波束的能量变化信息包括:N个波束的能量信息,所述N个波束包括所述目标波束,N为正整数。
- 根据权利要求32所述的方法,其中,所述目标波束的能量变化信息为高斯函数参数,所述高斯函数参数是基于所述N个波束的能量信息得到的;其中,所述高斯函数为T元高斯函数,T至少为以下任一项:1,2,3。
- 根据权利要求32所述的方法,其中,所述目标波束的能量变化信息包括:所述N个波束中每个波束的能量信息,或者,所述N个波束与所述目标波束的能量差值信息。
- 根据权利要求32至34任一项所述的方法,其中,所述N个波束包括所述目标波束和N-1个所述目标波束的空间相邻波束。
- 根据权利要求23所述的方法,其中,所述目标波束的能量变化信息包括:所述第一设备的固定目标波束接收M个发射波束的能量信息。
- 根据权利要求23所述的方法,其中,所述从第一设备接收第一信息之后,所述方法还包括:若所述LOS径指示信息包括LOS质量信息,则所述第二设备确定所述目标波束 为LOS径;所述LOS质量信息用于表征所述目标波束的LOS径判断结果的可信度或质量;若所述LOS径指示信息缺失所述LOS质量信息,则所述第二设备确定所述目标波束为NLOS径。
- 根据权利要求23所述的方法,其中,所述根据所述第一信息,确定所述第一设备的定位信息之前,所述方法还包括:获取第二信息,所述第二信息至少包括:目标信号的传输角度信息。
- 一种通信设备,所述通信设备为第一设备,其中,所述第一设备包括:确定模块,用于确定第一信息;其中,所述第一信息包括以下至少一项:目标波束的方向信息,所述目标波束的能量变化信息,LOS径指示信息,波束识别信息;所述第一信息用于确定所述第一设备的定位信息;所述LOS径指示信息用于指示所述目标波束是否为LOS径;所述波束识别信息为所述目标波束的识别信息。
- 一种通信设备,所述通信设备为第二设备,其中,所述第二设备包括:获取模块,用于从第一设备获取第一信息;确定模块,用于根据所述获取模块获取的所述第一信息,确定所述第一设备的定位信息;其中,所述第一信息包括以下至少一项:目标波束的方向信息,所述目标波束的能量变化信息,LOS径指示信息,波束识别信息;所述LOS径指示信息用于指示所述目标波束是否为LOS径;所述波束识别信息为所述目标波束的识别信息。
- 一种通信设备,所述通信设备为第一设备,其中,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22中任一项所述的定位方法的步骤。
- 一种通信设备,所述通信设备为第二设备,其中,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23至38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22中任一项或者权利要求23至38中任一项所述的定位方法的步骤。
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US20220334213A1 (en) | 2022-10-20 |
JP2023511289A (ja) | 2023-03-17 |
KR20220127282A (ko) | 2022-09-19 |
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JP7461483B2 (ja) | 2024-04-03 |
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CN113194531B (zh) | 2023-01-20 |
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