CN107205266A - A kind of method of locating terminal and relevant device - Google Patents

A kind of method of locating terminal and relevant device Download PDF

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Publication number
CN107205266A
CN107205266A CN201610153935.2A CN201610153935A CN107205266A CN 107205266 A CN107205266 A CN 107205266A CN 201610153935 A CN201610153935 A CN 201610153935A CN 107205266 A CN107205266 A CN 107205266A
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CN
China
Prior art keywords
base station
terminal
azimuth
information
cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201610153935.2A
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Chinese (zh)
Inventor
陈帅
陈卫
熊斌
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201610153935.2A priority Critical patent/CN107205266A/en
Publication of CN107205266A publication Critical patent/CN107205266A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0482—Adaptive codebooks
    • 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
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]

Abstract

The embodiment of the invention discloses a kind of method of locating terminal and relevant device, wherein, this method includes：The pre-coding matrix instruction PMI information that base station receiving terminal is sent；Base station obtains optimal code book according to the PMI information；Base station determines the azimuth of the terminal corresponding service cell according to the phase information of the optimal code book and the base station；Base station determines the position of the terminal according to the latitude and longitude information of the azimuth of the terminal corresponding service cell, the transmission time information between azimuth, the base station and the terminal of the relatively described base station of the serving cell and the base station.Implement this hair embodiment, it is possible to increase the positioning precision of terminal.

Description

A kind of method of locating terminal and relevant device
Technical field
The present invention relates to communication technical field, more particularly to a kind of method of locating terminal and relevant device.
Background technology
LCS (Location Service, positioning service) is that Mobile Network Operator utilizes special positioning Technology determines the geographical position of terminal, and the business related to position is provided to terminal user.At present, it is based on The location technology of mobile communications network business common are：One, based on " cell ID (Cell Identification, CI) and Timing Advance (Timing Advance, TA) " information simple positioning, The distance between base station and terminal are measured using TA.However, terminal can not be determined based on TA Direction, can only draw coarse localization, and positioning precision is low.Two, based on " cell ID CI, timing advance The hyp geometry of amount TA and reception level (Received Level, Rxlev) " information structure is determined Position, the position of terminal is determined by the distance of computing terminal and the multiple neighbor base stations in periphery.The positioning skill Art is strong to the dependence of neighbor base station, calculates complexity and stability is poor so that positioning precision is low.Therefore, How the positioning precision of terminal is improved, the problem of be current urgent need to resolve.
The content of the invention
The embodiment of the invention discloses a kind of method of locating terminal and relevant device, it is possible to increase terminal is determined Position precision.
First aspect of the embodiment of the present invention discloses a kind of method of locating terminal, including：
The PMI (Pre-coding Matrix Indicator, pre-coding matrix instruction) that base station receiving terminal is sent Information；
The base station obtains optimal code book according to the PMI information；
The base station determines the relative clothes of the terminal according to the phase information of the optimal code book and the base station The azimuth for cell of being engaged in；
The base station is relatively described according to the azimuth of the terminal corresponding service cell, the serving cell The warp of transmission time information and the base station between the azimuth of base station, the base station and the terminal Latitude information determines the position of the terminal, the transmission time information be used to determining the base station with it is described The distance between terminal.
With reference to the embodiment of the present invention in a first aspect, the first in first aspect of the embodiment of the present invention is possible In embodiment, the pre-coding matrix instruction PMI information that the base station receiving terminal is sent, including：
The base station receiving terminal send by measure CRS (Cell-Specific Reference Signal, Cell reference signals) obtain pre-coding matrix instruction PMI information.
With reference to the first possible embodiment of first aspect of the embodiment of the present invention or first aspect, at this In second of possible embodiment of inventive embodiments first aspect, the base station is according to the optimum code Originally the azimuth of the terminal corresponding service cell is determined with the phase information of the base station, including：
The base station calculates the optimal code book pair according to the phase information of the optimal code book and the base station The beam angle answered；
The base station determines the terminal according to the corresponding beam angle of the optimal code book and aerial angle The azimuth of corresponding service cell.
With reference to the first or second of possible embodiment party of first aspect of the embodiment of the present invention or first aspect Formula, in the third possible embodiment of first aspect of the embodiment of the present invention, the phase of the base station Information is prestored in the base station, or for the base station according to coordinated multipoint transmission (Coordinated Multiple Points Transmission/Reception, COMP) mode is measured and counted Obtain.
With reference to the third possible embodiment of first aspect of the embodiment of the present invention, in the embodiment of the present invention In 4th kind of possible embodiment of first aspect, in the phase information of the base station is the base station Prestore when, methods described also includes：
The base station is corrected to the phase information of the base station.
With reference to first aspect of the embodiment of the present invention or first aspect the first to any possibility in the 4th kind Embodiment, in the 5th kind of possible embodiment of first aspect of the embodiment of the present invention, the base The transmission time information stood between the terminal is Timing Advance TA.
Second aspect of the embodiment of the present invention discloses a kind of method of locating terminal, including：
Base station utilizes the upward signal that multichannel array antenna receiving terminal is sent；
The upward signal that the base station is received using N group default antenna weights to the multichannel array antenna Processing is weighted, N number of antenna radiation pattern is generated, wherein, the N is the positive integer more than 1；
The base station parses N number of antenna radiation pattern, obtains the corresponding reception of N number of antenna radiation pattern Level value；
The base station determines that the terminal is relative according to the corresponding level value that receives of N number of antenna radiation pattern The azimuth of serving cell；
The base station is relatively described according to the azimuth of the terminal corresponding service cell, the serving cell The warp of transmission time information and the base station between the azimuth of base station, the base station and the terminal Latitude information determines the position of the terminal, the transmission time information be used to determining the base station with it is described The distance between terminal.
With reference to second aspect of the embodiment of the present invention, the first in second aspect of the embodiment of the present invention is possible In embodiment, the base station parses N number of antenna radiation pattern, obtains N number of antenna radiation pattern pair The reception level value answered, including：
The base station parses N number of antenna radiation pattern, obtains the main lobe direction of N number of antenna radiation pattern Or the corresponding reception level value of 0:00 direction；
Wherein, the base station determines the terminal according to the corresponding level value that receives of N number of antenna radiation pattern The azimuth of corresponding service cell, including：
The base station is electric according to the corresponding reception of main lobe direction or 0:00 direction of N number of antenna radiation pattern Level values determine the azimuth of the terminal corresponding service cell.
With reference to the first possible embodiment of second aspect of the embodiment of the present invention or second aspect, at this In second of possible embodiment of inventive embodiments second aspect, the base station is according to N number of antenna The corresponding reception level value of directional diagram determines the azimuth of the terminal corresponding service cell, including：
The base station calculates field angle according to the phase information of the N groups default antenna weights and the base station Spend information；
The base station is according to the beam angle information and the corresponding reception level of N number of antenna radiation pattern Value determines the azimuth of the terminal corresponding service cell.
With reference to second of possible embodiment of second aspect of the embodiment of the present invention, in the embodiment of the present invention In the third possible embodiment of second aspect, the phase information of the base station is pre- in the base station First store, or the base station measures and calculated according to coordinated multipoint transmission COMP modes and obtains.
With reference to the third possible embodiment of second aspect of the embodiment of the present invention, in the embodiment of the present invention In 4th kind of possible embodiment of second aspect, in the phase information of the base station is the base station Prestore when, methods described also includes：
The base station is corrected to the phase information of the base station.
With reference to second aspect of the embodiment of the present invention or second aspect the first to any possibility in the 4th kind Embodiment, in the 5th kind of possible embodiment of second aspect of the embodiment of the present invention, the base The transmission time information stood between the terminal is Timing Advance TA or propagation delay time (Transport Propagation Delay, TP).
The third aspect of the embodiment of the present invention discloses a kind of method of locating terminal, including：
The upward signal that base station receiving terminal is sent, and coordinated multipoint transmission is obtained according to the upward signal COMP metrical informations, the COMP metrical informations are the serving cell and the serving cell of the terminal Neighbor cell up COMP measurements obtain, the serving cell is respectively positioned on described with the neighbor cell Under base station；
The base station parses the COMP metrical informations, obtains the corresponding level of the COMP metrical informations Value；
The base station is according to the antenna side of the corresponding level value of the COMP metrical informations, the serving cell It is true to the corresponding reception level value of the antenna radiation pattern for scheming corresponding reception level value and the neighbor cell The azimuth of the fixed terminal, the azimuth of the terminal includes the relatively described serving cell of the terminal Azimuth and the azimuth of the relatively described neighbor cell of the terminal；
The base station according to the azimuth of the terminal, the azimuth of the relatively described base station of the serving cell, Transmission time between azimuth, the base station and the terminal of the relatively described base station in the neighbor cell Information and the latitude and longitude information of the base station determine the position of the terminal, and the transmission time information is used In it is determined that the distance between the base station and described terminal.
With reference to the third aspect of the embodiment of the present invention, the first in the third aspect of the embodiment of the present invention is possible In embodiment, the transmission time information between the base station and the terminal is Timing Advance TA or biography Defeated time delay TP.
Fourth aspect of the embodiment of the present invention discloses a kind of base station, including：
Receiving unit, the pre-coding matrix instruction PMI information sent for receiving terminal；
Acquiring unit, for obtaining optimal code book according to the PMI information；
First determining unit, described in being determined according to the phase information of the optimal code book and the base station The azimuth of terminal corresponding service cell；
Second determining unit is small for the azimuth according to the terminal corresponding service cell, the service Transmission time information and institute between azimuth, the base station and the terminal of the relatively described base station in area The latitude and longitude information for stating base station determines the position of the terminal, and the transmission time information is described for determining The distance between base station and the terminal.
With reference to fourth aspect of the embodiment of the present invention, the first in fourth aspect of the embodiment of the present invention is possible In embodiment, the receiving unit specifically for receiving terminal send by measuring cell reference signals The pre-coding matrix instruction PMI information that CRS is obtained.
With reference to the first possible embodiment of fourth aspect of the embodiment of the present invention or fourth aspect, at this In second of possible embodiment of inventive embodiments fourth aspect, first determining unit includes：
Computation subunit, for according to the phase information of the optimal code book and the base station calculate described in most The corresponding beam angle of good code book；
Determination subelement, for being determined according to the corresponding beam angle of the optimal code book and aerial angle The azimuth of the terminal corresponding service cell.
With reference to the first or second of possible embodiment party of fourth aspect of the embodiment of the present invention or fourth aspect Formula, in the third possible embodiment of fourth aspect of the embodiment of the present invention, the phase of the base station Information is prestored in the base station, or for the base station according to coordinated multipoint transmission COMP modes Measure and calculate what is obtained.
With reference to the third possible embodiment of fourth aspect of the embodiment of the present invention, in the embodiment of the present invention In 4th kind of possible embodiment of fourth aspect, in the phase information of the base station is the base station Prestore when, the base station also includes：
Unit is corrected, is corrected for the phase information to the base station.
With reference to fourth aspect of the embodiment of the present invention or fourth aspect the first to any possibility in the 4th kind Embodiment, in the 5th kind of possible embodiment of fourth aspect of the embodiment of the present invention, the base The transmission time information stood between the terminal is Timing Advance TA.
The aspect of the embodiment of the present invention the 5th discloses a kind of base station, including：
Receiving unit, for the upward signal sent using multichannel array antenna receiving terminal；
Weighted units, for using N group default antenna weights the multichannel array antenna is received it is up Signal is weighted processing, generates N number of antenna radiation pattern, wherein, the N is just whole more than 1 Number；
Resolution unit, for parsing N number of antenna radiation pattern, obtains N number of antenna radiation pattern correspondence Reception level value；
First determining unit, for receiving described in level value determines according to the N number of antenna radiation pattern is corresponding The azimuth of terminal corresponding service cell；
Second determining unit is small for the azimuth according to the terminal corresponding service cell, the service Transmission time information and institute between azimuth, the base station and the terminal of the relatively described base station in area The latitude and longitude information for stating base station determines the position of the terminal, and the transmission time information is described for determining The distance between base station and the terminal.
With reference to the aspect of the embodiment of the present invention the 5th, the first at the aspect of the embodiment of the present invention the 5th is possible In embodiment,
The resolution unit obtains N number of antenna direction specifically for parsing N number of antenna radiation pattern The corresponding reception level value of main lobe direction or 0:00 direction of figure；
First determining unit is specifically for the main lobe direction or zero point according to N number of antenna radiation pattern Direction is corresponding to receive the azimuth that level value determines the terminal corresponding service cell.
With reference to the aspect of the embodiment of the present invention the 5th or the first possible embodiment of the 5th aspect, at this In second of possible embodiment of the aspect of inventive embodiments the 5th, first determining unit includes：
Computation subunit, for being calculated according to the phase information of the N groups default antenna weights and the base station Beam angle information；
Determination subelement, for according to the beam angle information and N number of antenna radiation pattern is corresponding connects Receive the azimuth that level value determines the terminal corresponding service cell.
With reference to second of possible embodiment of the aspect of the embodiment of the present invention the 5th, in the embodiment of the present invention In the third possible embodiment of 5th aspect, the phase information of the base station is pre- in the base station First store, or the base station measures and calculated according to coordinated multipoint transmission COMP modes and obtains.
With reference to the third possible embodiment of the aspect of the embodiment of the present invention the 5th, in the embodiment of the present invention In 4th kind of possible embodiment of the 5th aspect, in the phase information of the base station is the base station Prestore when, the base station also includes：
Unit is corrected, is corrected for the phase information to the base station.
With reference to the aspect of the embodiment of the present invention the 5th or the 5th aspect the first to any possibility in the 4th kind Embodiment, in the 5th kind of possible embodiment of the aspect of the embodiment of the present invention the 5th, the base The transmission time information stood between the terminal is Timing Advance TA or propagation delay time TP.
The aspect of the embodiment of the present invention the 6th discloses a kind of base station, including：
Receiving unit, the upward signal sent for receiving terminal；
Acquiring unit, for obtaining coordinated multipoint transmission COMP metrical informations, institute according to the upward signal The neighbor cell for stating serving cell and the serving cell that COMP metrical informations are the terminal is up COMP measurements are obtained, and the serving cell is respectively positioned under the base station with the neighbor cell；
Resolution unit, for parsing the COMP metrical informations, obtains the COMP metrical informations correspondence Level value；
First determining unit, for small according to the corresponding level value of the COMP metrical informations, the service The antenna radiation pattern in area is corresponding to be received the antenna radiation pattern of level value and the neighbor cell and corresponding connects The azimuth that level value determines the terminal is received, the azimuth of the terminal is relatively described including the terminal The azimuth of serving cell and the azimuth of the relatively described neighbor cell of the terminal；
Second determining unit, for the azimuth according to the terminal, the relatively described base of the serving cell The azimuth of the relatively described base station in azimuth, the neighbor cell stood, the base station and the terminal it Between transmission time information and the latitude and longitude information of the base station determine the position of the terminal, the biography Defeated temporal information is used to determine the distance between the base station and described terminal.
With reference to the aspect of the embodiment of the present invention the 6th, the first at the aspect of the embodiment of the present invention the 6th is possible In embodiment, the transmission time information between the base station and the terminal is Timing Advance TA or biography Defeated time delay TP.
The aspect of the embodiment of the present invention the 7th discloses a kind of base station, including processor, memory, communication connect Mouth and communication bus；
Wherein, the memory is used for storage program and data；
The communication bus is used to set up between the processor, the memory and the communication interface Connection communication；
The processor is used for the program for calling the memory storage, performs following steps：
Trigger the pre-coding matrix instruction PMI information that the communication interface receiving terminal is sent；
Optimal code book is obtained according to the PMI information；
The terminal corresponding service cell is determined according to the phase information of the optimal code book and the base station Azimuth；
According to the azimuth of the terminal corresponding service cell, the side of the relatively described base station of the serving cell The institute stored in transmission time information and the memory between parallactic angle, the base station and the terminal The latitude and longitude information for stating base station determines the position of the terminal, and the transmission time information is described for determining The distance between base station and the terminal.
With reference to the aspect of the embodiment of the present invention the 7th, the first at the aspect of the embodiment of the present invention the 7th is possible In embodiment, the processor triggers the pre-coding matrix instruction that the communication interface receiving terminal is sent The mode of PMI information is specially：
Trigger that the communication interface receiving terminal sends by measuring the pre- of cell reference signals CRS acquisitions Encoder matrix indicates PMI information.
With reference to the aspect of the embodiment of the present invention the 7th or the first possible embodiment of the 7th aspect, at this In second of possible embodiment of the aspect of inventive embodiments the 7th, the processor is according to described optimal The phase information of code book and the base station determines that azimuthal mode of the terminal corresponding service cell is specific For：
The corresponding wave beam of the optimal code book is calculated according to the phase information of the optimal code book and the base station Angle；
The terminal corresponding service is determined according to the corresponding beam angle of the optimal code book and aerial angle The azimuth of cell.
With reference to the first or second of possible embodiment party of the aspect of the embodiment of the present invention the 7th or the 7th aspect Formula, in the third possible embodiment of the aspect of the embodiment of the present invention the 7th, the phase of the base station Prestored in the information memory, or for the base station according to coordinated multipoint transmission COMP Mode measures and calculates what is obtained.
With reference to the third possible embodiment of the aspect of the embodiment of the present invention the 7th, in the embodiment of the present invention In 4th kind of possible embodiment of the 7th aspect, in the phase information of the base station is the base station Prestore when, the processor may call upon the program of the memory storage, and perform as follows Step：
Phase information to the base station is corrected.
With reference to the aspect of the embodiment of the present invention the 7th or the 7th aspect the first to any possibility in the 4th kind Embodiment, in the 5th kind of possible embodiment of the aspect of the embodiment of the present invention the 7th, the base The transmission time information stood between the terminal is Timing Advance TA.
Eighth aspect of the embodiment of the present invention discloses a kind of base station, including processor, memory, communication connect Mouth and communication bus；
Wherein, the memory is used for storage program and data；
The communication bus is used to set up between the processor, the memory and the communication interface Connection communication；
The processor is used for the program for calling the memory storage, performs following steps：
Trigger the upward signal that the communication interface utilizes multichannel array antenna receiving terminal to send；
The upward signal received using N group default antenna weights to the multichannel array antenna is weighted Processing, generates N number of antenna radiation pattern, wherein, the N is the positive integer more than 1；
N number of antenna radiation pattern is parsed, the corresponding reception level value of N number of antenna radiation pattern is obtained；
The terminal corresponding service cell is determined according to the corresponding level value that receives of N number of antenna radiation pattern Azimuth；
According to the azimuth of the terminal corresponding service cell, the side of the relatively described base station of the serving cell The institute stored in transmission time information and the memory between parallactic angle, the base station and the terminal The latitude and longitude information for stating base station determines the position of the terminal, and the transmission time information is described for determining The distance between base station and the terminal.
With reference to eighth aspect of the embodiment of the present invention, the first in eighth aspect of the embodiment of the present invention is possible In embodiment, the processor parses N number of antenna radiation pattern, obtains N number of antenna radiation pattern It is corresponding receive level value mode be specially：
N number of antenna radiation pattern is parsed, main lobe direction or the zero point side of N number of antenna radiation pattern is obtained To corresponding reception level value；
Wherein, the processor determines the end according to the corresponding level value that receives of N number of antenna radiation pattern End corresponding service cell azimuthal mode be specially：
Determined according to the corresponding level value that receives of the main lobe direction or 0:00 direction of N number of antenna radiation pattern The azimuth of the terminal corresponding service cell.
With reference to the first possible embodiment of eighth aspect of the embodiment of the present invention or eighth aspect, at this In second of possible embodiment of inventive embodiments eighth aspect, the processor is according to N number of day The corresponding level value that receives of line directional diagram determines that azimuthal mode of the terminal corresponding service cell is specific For：
Beam angle information is calculated according to the phase information of the N groups default antenna weights and the base station；
Institute is determined according to the corresponding level value that receives of the beam angle information and N number of antenna radiation pattern State the azimuth of terminal corresponding service cell.
With reference to second of possible embodiment of eighth aspect of the embodiment of the present invention, in the embodiment of the present invention In the third possible embodiment of eighth aspect, the phase information of the base station is in the memory Prestore, or the base station measures and calculated according to coordinated multipoint transmission COMP modes and obtains.
With reference to the third possible embodiment of eighth aspect of the embodiment of the present invention, in the embodiment of the present invention In 4th kind of possible embodiment of eighth aspect, in the phase information of the base station is the base station Prestore when, the processor may call upon the program of the memory storage, and perform as follows Step：
Phase information to the base station is corrected.
With reference to eighth aspect of the embodiment of the present invention or eighth aspect the first to any possibility in the 4th kind Embodiment, in the 5th kind of possible embodiment of eighth aspect of the embodiment of the present invention, the base The transmission time information stood between the terminal is Timing Advance TA or propagation delay time TP.
The aspect of the embodiment of the present invention the 9th discloses a kind of base station, including processor, memory, communication connect Mouth and communication bus；
Wherein, the memory is used for storage program and data；
The communication bus is used to set up between the processor, the memory and the communication interface Connection communication；
The processor is used for the program for calling the memory storage, performs following steps：
The upward signal that the communication interface receiving terminal is sent is triggered, and is obtained according to the upward signal Coordinated multipoint transmission COMP metrical informations, the COMP metrical informations for the terminal serving cell with What the up COMP measurements in neighbor cell of the serving cell were obtained, the serving cell with it is described adjacent small Area is respectively positioned under the base station；
The COMP metrical informations are parsed, the corresponding level value of the COMP metrical informations is obtained；
According to the antenna radiation pattern of the corresponding level value of the COMP metrical informations, serving cell correspondence Reception level value and the neighbor cell antenna radiation pattern it is corresponding receive level value determine the end The azimuth at end, the azimuth of the terminal include the relatively described serving cell of the terminal azimuth and The azimuth of the relatively described neighbor cell of the terminal；
According to the azimuth of the terminal, the azimuth of the relatively described base station of the serving cell, the phase Transmission time information between azimuth, the base station and the terminal of the relatively described base station of adjacent cell with And the latitude and longitude information of the base station stored in the memory determines the position of the terminal, the biography Defeated temporal information is used to determine the distance between the base station and described terminal.
With reference to the aspect of the embodiment of the present invention the 9th, the first at the aspect of the embodiment of the present invention the 9th is possible In embodiment, the transmission time information between the base station and the terminal is Timing Advance TA or biography Defeated time delay TP.
In the embodiment of the present invention, single base station can utilize multi-antenna technology realization pair based on GSM The positioning of terminal, by take into consideration the transmission time information between the azimuth, base station and terminal of cell, The information such as the longitude and latitude of base station are positioned to terminal, without dependent on periphery neighbor base station information, The positioning precision of terminal can be effectively lifted, and save the cost of the location algorithm of GSM.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to needed for embodiment The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only the present invention Some embodiments, for those of ordinary skill in the art, do not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of network architecture schematic diagram of terminal positioning disclosed in the embodiment of the present invention；
Fig. 2 is a kind of schematic flow sheet of method of locating terminal disclosed in the embodiment of the present invention；
Fig. 3 is a kind of corresponding relation schematic diagram of code book and wave beam disclosed in the embodiment of the present invention；
Fig. 4 is a kind of terminal positioning distribution schematic diagram disclosed in the embodiment of the present invention；
Fig. 5 is the schematic flow sheet of another method of locating terminal disclosed in the embodiment of the present invention；
Fig. 6 is a kind of schematic diagram of antenna radiation pattern disclosed in the embodiment of the present invention；
Fig. 7 is the schematic flow sheet of another method of locating terminal disclosed in the embodiment of the present invention；
Fig. 8 is that the antenna radiation patterns of different districts shows under a kind of same base station disclosed in the embodiment of the present invention It is intended to；
Fig. 9 is a kind of structural representation of base station disclosed in the embodiment of the present invention；
Figure 10 is the structural representation of another base station disclosed in the embodiment of the present invention；
Figure 11 is the structural representation of another base station disclosed in the embodiment of the present invention；
Figure 12 is the structural representation of another base station disclosed in the embodiment of the present invention；
Figure 13 is the structural representation of another base station disclosed in the embodiment of the present invention；
Figure 14 is the structural representation of another base station disclosed in the embodiment of the present invention；
Figure 15 is the structural representation of another base station disclosed in the embodiment of the present invention；
Figure 16 is the structural representation of another base station disclosed in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the invention, without It is whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making The every other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.
The embodiment of the invention discloses a kind of method of locating terminal and relevant device, terminal can be effectively lifted Positioning precision, and save the cost of the location algorithm of GSM.Carry out individually below detailed Explanation.
In order to be better understood from the embodiment of the present invention, below first to a kind of terminal disclosed in the embodiment of the present invention The network architecture of positioning is described.Referring to Fig. 1, Fig. 1 is a kind of terminal disclosed in the embodiment of the present invention The network architecture schematic diagram of positioning.In the network architecture shown in Fig. 1, base station and terminal can be included, its In, a base station can be communicatively coupled with one or more terminals, and a base station can cover one Or multiple cells.In the network architecture shown in Fig. 1, terminal can include cell phone, palm PC, Tablet personal computer, personal digital assistant (Personal Digital Assistant, PDA), mobile internet device (Mobile Internet Device, MID), car-mounted terminal or wearable device (such as intelligent watch, intelligence Bracelet etc.) etc. each Terminal Type, the embodiment of the present invention is not construed as limiting.
In the network architecture shown in Fig. 1, it is possible to use single base station is positioned in real time to terminal, in movement In communication system, (Global System for Mobile communication, the whole world is mobile logical by such as GSM Letter system), UMTS (Universal Mobile Telecommunications System, General Mobile lead to Letter system), LTE (Long Term Evolution, Long Term Evolution) system etc., base station can pass through end The PMI information of feedback is held, selects optimal code book to be weighted transmission Traffic Channel, after code book is weighted Information forms the wave beam of different directions, optimal code book and combination cell day that base station passes through selection on antenna The installation direction angle of line and angle of declination determine the azimuth of terminal, biography during in conjunction with base station and terminal communication Defeated time delay and the latitude and longitude information of base station etc. realize the positioning of terminal.Or, base station can be based on up Multiple antennas is received, can be by being entered to multiple signals using different antennae weights after being calibrated to phase Row assignment, can obtain pointing to the antenna radiation pattern of different azimuth, different antennae directional diagram is parsed Uplink receiving signal carries out comprehensive analysis and draws terminal orientation, transmission during in conjunction with base station and terminal communication Time delay and the latitude and longitude information of base station etc. realize the positioning of terminal.Furthermore, base station can be by up COMP information, in the serving cell of terminal and co-sited adjacent area (i.e. with the neighbor cell at serving cell cobasis station) Up COMP receives level information, is that can determine that user's by information such as aerial angle and antenna radiation patterns Azimuth information, the latitude and longitude information of propagation delay time and base station during with reference to base station with terminal communication etc. is realized The positioning of terminal.And be mostly to come real by periphery neighbor base station for existing terminal positioning technology Now to the positioning of terminal, thus it is strong to the dependence of neighbor base station, and calculating process is complicated, positioning precision Difference.By implementing the network architecture shown in Fig. 1, realized based on single base station using multi-antenna technology to terminal Positioning, by taking the transmission time information between the azimuth, base station and terminal of cell, base station into consideration The information such as longitude and latitude terminal is positioned, can without dependent on periphery neighbor base station information The effectively positioning precision of lifting terminal, and save the cost of the location algorithm of GSM.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses a kind of method of locating terminal.It please join Fig. 2 is read, Fig. 2 is a kind of schematic flow sheet of method of locating terminal disclosed in the embodiment of the present invention.Such as Fig. 2 institutes Show, the method for locating terminal may comprise steps of：
201st, the pre-coding matrix instruction PMI information that base station receiving terminal is sent.
In the embodiment of the present invention, under LTE system, terminal can be by measuring the pilot signal that base station is issued To obtain pre-coding matrix instruction PMI information.Terminal can be that automatic triggering sends the PMI information to base The triggering command of base station transmission is stood or received, is sent the PMI information to base station with triggering terminal. Wherein, pre-coding matrix instruction PMI may be used to terminal and tell which type of pre-coding matrix base station uses To give the PDSCH of the terminal (Physical Downlink Shared Channel, Physical Downlink Shared Channel) Carry out precoding.
As an alternative embodiment, the pre-coding matrix instruction that step 201 base station receiving terminal is sent The embodiment of PMI information may comprise steps of：
21) pre-coding matrix by measuring cell reference signals CRS acquisitions that base station receiving terminal is sent refers to Show PMI information.
In this embodiment, cell reference information CRS is also common reference information, proprietary equivalent to cell Pilot tone, that is, public guide frequency, can be used for the channel estimation and phase of the beamforming technique based on code book Close demodulation.Terminal feeds back to base station by measuring base station CRS acquisition of information PMI informations.
202nd, base station obtains optimal code book according to the PMI information.
In the embodiment of the present invention, the PMI information that base station is fed back based on terminal can be from multiple code books of distribution In select optimal code book.Under LTE system, at present according to 3GPP (3rd Generation Partnership Project, third generation partner program) provide that 4 antennas have 16 code books, according to agreement evolution foundation Codebook number increase after can further lift positioning precision.
In the embodiment of the present invention, the method described by Fig. 2 can also comprise the following steps：
22) base station is weighted processing using the optimal code book to sent downstream signal, and will weighting Downstream signal after processing is sent to terminal by antenna.
In the embodiment of the present invention, base station can also enter industry while being positioned to terminal with terminal Business communication.Downstream signal after base station can be handled weighting carries out figuration, and is sent by antenna, So that terminal receives the downstream signal after figuration.
In the embodiment of the present invention, under GSM, the PMI information that base station is fed back according to terminal is more Optimal code book is selected to be weighted to sent downstream signal in individual code book, the signal after weighting is assigned respectively Shape is sent in the horizontal plane, while pull open tilt angled down by antenna in vertical plane, in the horizontal plane also shape Business transmission is carried out into corresponding wave beam.
203rd, base station determines the side of terminal corresponding service cell according to the phase information of the optimal code book and base station Parallactic angle.
In the embodiment of the present invention, when the phase information of base station can be for base station and terminal progress communication service Phase information.The phase information of base station can be stored in advance in the memory of base station；It can also be base Stand and measured according to coordinated multipoint transmission COMP modes and calculate what is obtained, it is preferred that can be according to base station Under each cell (serving cell and neighbor cell such as terminal) between interaction up COMP processing it is related Business datum and control information determine the phase information of base station.Wherein, serving cell is that terminal currently connects The cell connect.
As an alternative embodiment, when the phase information of base station is to be stored in advance in the storage of base station When in device, the method described by Fig. 2 can also comprise the following steps：
23) base station is corrected to the phase information of base station.
In this embodiment, base station can timing or not timing the phase information of base station is corrected, Specifically, base station can correct base station phase information (such as every correction in 10 minutes once) every specific duration, Can also be by detecting that external environment condition is corrected to trigger base station to phase information.The phase stored in base station Position information may change because of factors such as external environments (such as temperature, humidity, wind-force), Phase information to base station is corrected, and can further improve the positioning precision of terminal.
As an alternative embodiment, step 203 base station is believed according to the phase of the optimal code book and base station Breath determines that azimuthal embodiment of terminal corresponding service cell may comprise steps of：
24) base station calculates the corresponding wave beam of the optimal code book according to the phase information of the optimal code book and base station Angle；
25) base station determines the relative clothes of terminal according to the corresponding beam angle of the optimal code book and aerial angle The azimuth for cell of being engaged in.
In this embodiment, base station can be calculated according to the optimal code book of selection and the phase information of base station Go out the start information of the optimal code book corresponding angle, i.e. the corresponding beam angle of the optimal code book.Further according to The corresponding beam angle of the optimal code book and aerial angle (the installation direction angle of such as serving cell antenna and under Inclination angle) determine azimuth of the terminal relative to serving cell, such as terminal is located at the southeast of serving cell Position.Referring to Fig. 3, Fig. 3 is the corresponding relation signal of a kind of code book and wave beam disclosed in the embodiment of the present invention Figure.As shown in figure 3, be C1~C16 totally 16 code books comprising numbering, under different code books, corresponding ripple Beam angle degree can be different, wherein, V faces wave beam is vertical plane wave beam, and H faces wave beam is horizontal plane wave beam.
204th, base station according to the azimuth of terminal corresponding service cell, serving cell with respect to base station azimuth, The latitude and longitude information of transmission time information and base station between base station and terminal determines the position of terminal.
In the embodiment of the present invention, behind the azimuth for obtaining terminal corresponding service cell, the reality of terminal is obtained Border position, in addition it is also necessary to know distance of the serving cell with respect to the azimuth, base station and terminal of base station, base station Or the latitude and longitude information of serving cell etc..Wherein, the position of terminal can be the longitude and latitude that terminal is currently located Degree, height above sea level etc..
In the embodiment of the present invention, the transmission time information between base station and terminal be determined for base station with The distance between terminal, by locking the distance between base station and terminal, further lifts positioning precision. Wherein, the transmission time information can include but is not limited to Timing Advance TA.
In the embodiment of the present invention, the latitude and longitude information of base station or serving cell can be stored in advance in base station In memory, or store to third party device and read；It can be joined by the work of analysis service cell and believed Breath obtains azimuth of the serving cell with respect to base station；Transmission time information between base station and terminal can be Obtained from by parsing the MR (Measurement Report, measurement report) that terminal is reported.
Referring to Fig. 4, Fig. 4 is a kind of terminal positioning distribution schematic diagram disclosed in the embodiment of the present invention.Such as Fig. 4 Shown, Scell is expressed as serving cell, and UE1, UE2, UE3 are three different ends under same base station End, is respectively distributed on different wave beams carry out service communication, determines that each terminal is relative with servicing small Behind the azimuth in area, the latitude and longitude information in conjunction with Timing Advance TA and base station realizes terminal positioning.
In the method described by Fig. 2, the PMI information that base station is fed back by terminal in mobile communication system The optimal code book of selection is weighted transmission Traffic Channel, and the information after the weighting of optimal code book is in antenna The upper wave beam for forming different directions, the installation that base station passes through the serving cell antenna of optimal code book combination terminal Deflection and angle of declination determine the azimuth of business, in conjunction with the transmission time information between base station and terminal Positioning is realized with the longitude and latitude of base station.By implementing the method described by Fig. 2, periphery adjacent area need not rely upon Base station information, is that the positioning to terminal can be achieved based on single base station, can effectively lift the positioning accurate of terminal Degree, and save the cost of the location algorithm of GSM.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses another method of locating terminal.Please Refering to Fig. 5, Fig. 5 is the schematic flow sheet of another method of locating terminal disclosed in the embodiment of the present invention.Such as Shown in Fig. 5, the method for locating terminal may comprise steps of：
501st, base station utilizes the upward signal that multichannel array antenna receiving terminal is sent.
In the embodiment of the present invention, base station uses the multichannel array antenna upward signal that receiving terminal is sent simultaneously, It can be combined per array antenna all the way for two or more antennas according to certain queueing discipline , can for example be received using 2 tunnel above array antennas, wherein, the antenna of reception is more, positioning Precision is higher.It can be passed through based on GSM (such as GSM, UMTS, LTE system) multiple antennas To forming narrow beam signal after broad beam signal figuration, the interference between user can be reduced.
502nd, the upward signal that base station is received using N group default antenna weights to above-mentioned multichannel array antenna Processing is weighted, N number of antenna radiation pattern is generated.
Multigroup antenna weights are previously provided with the embodiment of the present invention, in base station, it is possible to use N groups preset day Line weights are weighted processing to the upward signal that above-mentioned multichannel array antenna is received respectively, and each group pre- If an antenna radiation pattern can be generated after antenna weights weighting, so as to obtain N number of antenna radiation pattern. Wherein, N is the positive integer more than 1.Include phase and amplitude information in each antenna weights.
In the embodiment of the present invention, base station can also carry out communication service while positioning terminal with terminal, Can be by calculating, selection antenna weights carry out figuration to downstream signal and sent.
503rd, base station parses above-mentioned N number of antenna radiation pattern, and the above-mentioned N number of antenna radiation pattern of acquisition is corresponding to be connect Receive level value.
504th, base station determines terminal corresponding service according to the corresponding level value that receives of above-mentioned N number of antenna radiation pattern The azimuth of cell.
In the embodiment of the present invention, base station is received by multichannel array antenna to the upward signal of terminal, Multiple antenna radiation patterns are generated by default antenna weights to parse the reception level value of upward signal, The reception level value that the different antenna radiation patterns of contrast are parsed is to determine the orientation of terminal corresponding service cell Angle.Antenna weights include phase and amplitude information, are needed during progress is upper shaped by multiple antennas Phase information calibrate, to ensure that the antenna radiation pattern that figuration goes out tends to perfect condition.
As an alternative embodiment, step 503 base station parses above-mentioned N number of antenna radiation pattern, obtain The corresponding embodiment for receiving level value of above-mentioned N number of antenna radiation pattern may comprise steps of：
51) base station parses above-mentioned N number of antenna radiation pattern, obtains the main lobe direction of above-mentioned N number of antenna radiation pattern Or the corresponding reception level value of 0:00 direction；
Wherein, step 504 base station determines terminal according to the corresponding level value that receives of above-mentioned N number of antenna radiation pattern Azimuthal embodiment of corresponding service cell may comprise steps of：
52) base station is according to the corresponding reception level of main lobe direction or 0:00 direction of above-mentioned N number of antenna radiation pattern Value determines the azimuth of terminal corresponding service cell.
In this embodiment, base station can parse the main lobe direction either zero point of each antenna radiation pattern Direction draws corresponding reception level value, and the main lobe direction and 0:00 direction of antenna radiation pattern can be more preferable Embodiment antenna radiation pattern characteristic.Wherein, main lobe side to be slightly larger than using the positioning precision of 0:00 direction To.
As an alternative embodiment, step 504 base station is corresponding according to above-mentioned N number of antenna radiation pattern Receive level value and determine that azimuthal embodiment of terminal corresponding service cell can include following step Suddenly：
53) base station calculates beam angle information according to the phase information of above-mentioned N groups default antenna weights and base station；
54) base station is true according to the corresponding reception level value of the beam angle information and above-mentioned N number of antenna radiation pattern Determine the azimuth of terminal corresponding service cell.
In this embodiment, the phase information of base station can be stored in advance in the memory of base station； Can also base station measure and calculate according to coordinated multipoint transmission COMP modes and obtain.Base station can basis Itself phase information and different antennae weights determine the start information of wave beam corresponding angle, i.e. field angle Information is spent, and is determined according to the corresponding reception level value of beam angle information and above-mentioned N number of antenna radiation pattern The azimuth of terminal corresponding service cell.Referring to Fig. 6, Fig. 6 is a kind of day disclosed in the embodiment of the present invention The schematic diagram of line directional diagram.Totally five antenna radiation patterns of directional diagram 3,4,5,7,9 are shown in figure 6, The orientation of terminal in the serving cells can be determined according to the corresponding level value of different antennae directional diagram.
As an alternative embodiment, when the phase information of base station is to be stored in advance in the storage of base station When in device, the method described by Fig. 5 can also comprise the following steps：
55) base station is corrected to the phase information of base station.
505th, base station according to the azimuth of terminal corresponding service cell, serving cell with respect to base station azimuth, The latitude and longitude information of transmission time information and base station between base station and terminal determines the position of terminal.
In the embodiment of the present invention, the transmission time information between base station and terminal be determined for base station with The distance between terminal.Wherein, the transmission time information can include but is not limited to Timing Advance TA or Propagation delay time TP etc..Under GSM or LTE system, the transmission time information can be Timing Advance TA, Under UMTS system, the transmission time information can be propagation delay time TP.Pass through the transmission time information The distance of round trip between base station and terminal can be calculated, distance between the two can be drawn afterwards.
It is small in conjunction with servicing after the azimuth of terminal corresponding service cell is obtained in the embodiment of the present invention Area is with respect to latitude and longitude information of the distance at the azimuth, base station and terminal of base station, base station or serving cell etc. The position of terminal can be obtained.Wherein, the position of terminal can be terminal be currently located longitude and latitude, sea Pull out.The latitude and longitude information of base station or serving cell can be stored in advance in the memory of base station, or Store to third party device and read；Information acquisition serving cell can be joined by the work of analysis service cell With respect to the azimuth of base station；Transmission time information between base station and terminal can be by parsing in terminal The MR of report and obtain.
In the method described by Fig. 5, received based on upstream multi-antenna, can be with after being calibrated to phase Assignment is carried out by choosing different antennae weights to multiple signals, passes through beam pattern after different excipients Main lobe direction or 0:00 direction receive level differences and can be obtained by the antenna radiation pattern for pointing to different azimuth, The uplink receiving signal parsed to different antennae directional diagram carries out comprehensive analysis and draws terminal orientation, then ties The longitude and latitude for closing the transmission time information between base station and terminal and base station realizes positioning.By implementing Fig. 5 institutes The method of description, need not rely upon periphery neighbor base station information, be that can be achieved to terminal based on single base station Positioning, can effectively lift the positioning precision of terminal, and save the location algorithm of GSM Cost.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses another method of locating terminal.Please Refering to Fig. 7, Fig. 7 is the schematic flow sheet of another method of locating terminal disclosed in the embodiment of the present invention.Such as Shown in Fig. 7, the method for locating terminal may comprise steps of：
701st, the upward signal that base station receiving terminal is sent, and multipoint cooperative biography is obtained according to the upward signal Defeated COMP metrical informations.
In the embodiment of the present invention, the COMP metrical informations for terminal serving cell and serving cell it is adjacent Cell uplink COMP measurements are obtained, and serving cell is respectively positioned under the base station with neighbor cell, that is, services small Area and neighbor cell cobasis station.Neighbor cell can be one or more.
In the embodiment of the present invention, the day of the different districts (such as serving cell and neighbor cell) under the base station The upward signal that line is sent to terminal is demodulated, and the signal demodulated is merged, and can be lifted Antenna gain simultaneously suppresses obstacle gain.
702nd, base station parses the COMP metrical informations, obtains the corresponding level value of COMP metrical informations.
703rd, base station is according to the corresponding level value of COMP metrical informations, the antenna radiation pattern of serving cell The corresponding corresponding level value that receives of the antenna radiation pattern of level value and neighbor cell that receives determines terminal Azimuth.
In the embodiment of the present invention, base station can with analysis service cell and the up COMP in neighbor cell level value, And combine the corresponding reception level value of the antenna radiation pattern of serving cell and neighbor cell to determine the side of terminal Parallactic angle, wherein, azimuth and terminal of the azimuth including terminal corresponding service cell of terminal are relatively adjacent The azimuth of cell.
In the embodiment of the present invention, base station can obtain serving cell and the antenna radiation pattern of neighbor cell respectively, And parse corresponding reception level value.
Referring to Fig. 8, Fig. 8 is the antenna of different districts under a kind of same base station disclosed in the embodiment of the present invention The schematic diagram of directional diagram.A cell, two cells, the corresponding antenna radiation pattern of three cells are shown in Fig. 8, Pass through these three cell uplinks COMP level value and the corresponding reception level value of three antenna radiation patterns Orientation of the terminal UE in these three cells can be drawn respectively.
704th, azimuth of the base station according to the azimuth of terminal, serving cell with respect to base station, neighbor cell phase It is true to the transmission time information and the latitude and longitude information of base station between the azimuth, base station and terminal of base station Determine the position of terminal.
In the embodiment of the present invention, the transmission time information between base station and terminal be determined for base station with The distance between terminal.Wherein, the transmission time information can include but is not limited to Timing Advance TA or Propagation delay time TP etc..The position of terminal can be longitude and latitude, height above sea level that terminal is currently located etc..
In the embodiment of the present invention, the latitude and longitude information of base station can be stored in advance in the memory of base station, Or store to third party device and read；Information acquisition serving cell can be joined by parsing the work of cell With respect to the azimuth of azimuth and neighbor cell with respect to base station of base station；During transmission between base station and terminal Between information can be obtained by parsing MR that terminal reports.
In the method described by Fig. 7, based on the up COMP transmission of GSM, clothes are being parsed After cell of being engaged in and the corresponding level values of the up COMP in co-sited neighbor cell, pass through antenna azimuth and antenna side It is between the azimuth information that can determine that terminal, the longitude and latitude and base station and terminal with reference to base station to figure information Transmission time information can obtain the physical location of terminal.By implementing the method described by Fig. 7, without according to Rely in periphery neighbor base station information, be that the positioning to terminal can be achieved based on single base station, can effectively be lifted The positioning precision of terminal, and save the cost of the location algorithm of GSM.
It should be noted that method of locating terminal disclosed in the embodiment of the present invention can be using base station as execution Main body is positioned to terminal；Can also be that terminal is positioned by executive agent of third party device, Now, third party device can prestore or from base station side and end side obtain cell work ginseng information, Latitude and longitude information of the phase information of base station, base station or cell etc., the embodiment of the present invention is not construed as limiting.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses a kind of base station.Referring to Fig. 9, Fig. 9 is a kind of structural representation of base station disclosed in the embodiment of the present invention, can be used for performing implementation of the present invention The disclosed method of locating terminal of example.As shown in figure 9, the base station can include：
Receiving unit 901, the pre-coding matrix instruction PMI information sent for receiving terminal.
In the embodiment of the present invention, terminal can obtain precoding by measuring pilot signal that base station issues Matrix indicates PMI information.
As an alternative embodiment, receiving unit 901 specifically can be used for the logical of receiving terminal transmission Cross the pre-coding matrix instruction PMI information that measurement cell reference signals CRS is obtained.
Acquiring unit 902, for obtaining optimal code book according to the PMI information.
First determining unit 903, for determining that terminal is relative according to the phase information of the optimal code book and base station The azimuth of serving cell.
In the embodiment of the present invention, when the phase information of base station can be for base station and terminal progress communication service Phase information.The phase information of base station can be stored in advance in the memory of base station；It can also be base Stand and measured according to coordinated multipoint transmission COMP modes and calculate what is obtained, it is preferred that can be according to base station Under each cell (serving cell and neighbor cell such as terminal) between interaction up COMP processing it is related Business datum and control information determine the phase information of base station.
Second determining unit 904, it is relative for the azimuth according to terminal corresponding service cell, serving cell The latitude and longitude information of transmission time information and base station between azimuth, base station and the terminal of base station is determined The position of terminal.
In the embodiment of the present invention, the transmission time information between base station and terminal be determined for base station with The distance between terminal.Wherein, the transmission time information can include but is not limited to Timing Advance TA. The position of terminal can be longitude and latitude, height above sea level that terminal is currently located etc..
In the embodiment of the present invention, the latitude and longitude information of base station can be stored in advance in the memory of base station, Or store to third party device and read；Information acquisition service can be joined by the work of analysis service cell Azimuth of the cell with respect to base station；Transmission time information between base station and terminal can be by parsing eventually Hold the MR reported and obtain.
As an alternative embodiment, also referring to Figure 10, Figure 10 is that the embodiment of the present invention is disclosed Another base station structural representation, can be used for perform the embodiment of the present invention disclosed in terminal positioning side Method.Wherein, the base station shown in Figure 10 is that further optimization is obtained on the basis of the base station shown in Fig. 9. Compared with the base station shown in Fig. 9, the first determining unit 903 can include in the base station shown in Figure 10：
Computation subunit 9031, the optimal code book pair is calculated according to the phase information of the optimal code book and base station The beam angle answered；
Determination subelement 9032, is determined eventually according to the corresponding beam angle of the optimal code book and aerial angle Hold the azimuth of corresponding service cell.
As an alternative embodiment, when the phase information of base station is to be stored in advance in the storage of base station When in device, the base station shown in Figure 10 can also include：
Unit 905 is corrected, is corrected for the phase information to base station.
By implementing the base station shown in Fig. 9 and Figure 10, optimal code book is selected based on the PMI information that terminal is fed back The beam information to be formed is weighted to downlink data afterwards as the basic data of positioning, with reference to base station and terminal Transmission time information and the latitude and longitude information of base station realize terminal positioning using single base station, need not rely upon week Side neighbor base station information, can effectively lift the positioning precision of terminal, and save GSM The cost of location algorithm.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses another base station.Refer to Figure 11, Figure 11 is the structural representation of another base station disclosed in the embodiment of the present invention, can be used for performing the present invention Method of locating terminal disclosed in embodiment.As shown in figure 11, the base station can include：At least one processing Device 1101, at least one communication interface 1102, the grade component of memory 1103.Wherein, these components pass through one Bar or a plurality of communication bus 1104 are communicatively coupled.It will be understood by those skilled in the art that showing in Figure 11 The structure of the base station gone out does not constitute the restriction to the embodiment of the present invention, and it both can be busbar network, It can also be hub-and-spoke configuration, can also include than illustrating more or less parts, or some portions of combination Part, or different part arrangements.Wherein：
Processor 1101 can use general central processing unit (Central Processing Unit, CPU), Microprocessor, application specific integrated circuit (Application Specific Integrated Circuit, ASIC), Or one or more integrated circuits, for performing relative program, to realize that the embodiment of the present invention is provided Technical scheme.
Communication interface 1102 can include but is not limited to the R-T unit of the class of transceiver one, to realize and terminal Between communication.
Memory 1103 can be random access memory (Random Access Memory, RAM), Can be nonvolatile memory (non-volatile memory), for example, at least one magnetic disk storage. Memory 1103 optionally can also be at least one storage device for being located remotely from aforementioned processor 1101. As shown in figure 11, application program, communication interface modules and data etc. can be included in memory 1103, this Inventive embodiments are not construed as limiting.
Communication bus 1104 may include a path, all parts (for example processor 1101, memory 1103, Communication interface 1102) between transmit information.
In the base station shown in Figure 11, processor 1101 can be used for calling the application stored in memory 1103 Program is to perform following operation：
Trigger the pre-coding matrix instruction PMI information that the receiving terminal of communication interface 1102 is sent；
Optimal code book is obtained according to the PMI information；
The azimuth of terminal corresponding service cell is determined according to the phase information of the optimal code book and base station；
According to the azimuth of terminal corresponding service cell, serving cell with respect to the azimuth of base station, base station with The latitude and longitude information of the base station stored in transmission time information and memory 1103 between terminal is determined eventually The position at end, the transmission time information is used to determine the distance between base station and terminal.
As an alternative embodiment, triggering communication interface 1102 receiving terminal of processor 1101 is sent The embodiment of pre-coding matrix instruction PMI information can be：
Triggering communication interface 1102 receiving terminal send by measuring the pre- of cell reference signals CRS acquisitions Encoder matrix indicates PMI information.
As an alternative embodiment, processor 1101 is believed according to the phase of the optimal code book and base station Breath determines that azimuthal concrete mode of terminal corresponding service cell can be：
The corresponding beam angle of the optimal code book is calculated according to the phase information of the optimal code book and base station；
Terminal corresponding service cell is determined according to the corresponding beam angle of the optimal code book and aerial angle Azimuth.
As an alternative embodiment, the phase information of base station can be memory 1103 in deposit in advance Storage, or can be measured according to coordinated multipoint transmission COMP modes for base station and calculate what is obtained.
As an alternative embodiment, being prestored in the phase information of base station is memory 1103 When, processor 1101 can be also used for calling the application program stored in memory 1103, and perform with Lower operation：
Phase information to base station is corrected.
As an alternative embodiment, the transmission time information between base station and terminal can be the time Lead TA.
By implementing the base station shown in Figure 11, selected based on the PMI information that terminal is fed back after optimal code book under Row data weighting formation beam information as positioning basic data, with reference to base station and terminal transmission when Between information and the latitude and longitude information of base station realize terminal positioning using single base station, need not rely upon periphery adjacent area Base station information, can effectively lift the positioning precision of terminal, and save the positioning calculation of GSM The cost of method.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses another base station.Refer to Figure 12, Figure 12 is the structural representation of another base station disclosed in the embodiment of the present invention, can be used for performing the present invention Method of locating terminal disclosed in embodiment.As shown in figure 12, the base station can include：
Receiving unit 1201, for the upward signal sent using multichannel array antenna receiving terminal.
Weighted units 1202, for what is received using N group default antenna weights to above-mentioned multichannel array antenna Upward signal is weighted processing, generates N number of antenna radiation pattern.
In the embodiment of the present invention, N is the positive integer more than 1.
Resolution unit 1203, for parsing above-mentioned N number of antenna radiation pattern, obtains above-mentioned N number of antenna radiation pattern Corresponding reception level value.
First determining unit 1204, for being determined according to the corresponding level value that receives of above-mentioned N number of antenna radiation pattern The azimuth of terminal corresponding service cell.
As an alternative embodiment, resolution unit 1203 specifically can be used for the above-mentioned N number of antenna of parsing Directional diagram, obtains the main lobe direction or the corresponding reception level value of 0:00 direction of above-mentioned N number of antenna radiation pattern；
Wherein, the first determining unit 1204 specifically can be used for the main lobe side according to above-mentioned N number of antenna radiation pattern To or the corresponding level value that receives of 0:00 direction determine the azimuth of terminal corresponding service cell.
Second determining unit 1205, for the azimuth according to terminal corresponding service cell, serving cell phase It is true to the transmission time information and the latitude and longitude information of base station between the azimuth, base station and terminal of base station Determine the position of terminal.
In the embodiment of the present invention, the transmission time information between base station and terminal be determined for base station with The distance between terminal.Wherein, the transmission time information can include but is not limited to Timing Advance TA or Propagation delay time TP etc..The position of terminal can be longitude and latitude, height above sea level that terminal is currently located etc..
As an alternative embodiment, also referring to Figure 13, Figure 13 is that the embodiment of the present invention is disclosed Another base station structural representation, can be used for perform the embodiment of the present invention disclosed in terminal positioning side Method.Wherein, the base station shown in Figure 13 is that further optimization is obtained on the basis of the base station shown in Figure 12. Compared with the base station shown in Figure 12, the first determining unit 1204 can include in the base station shown in Figure 13：
Computation subunit 1204a, based on the phase information according to above-mentioned N groups default antenna weights and base station Calculate beam angle information；
Determination subelement 1204b, for corresponding with above-mentioned N number of antenna radiation pattern according to the beam angle information Reception level value determine the azimuth of terminal corresponding service cell.
Wherein, the phase information of base station can be stored in advance in the memory of base station；It can also be base Stand and measured according to coordinated multipoint transmission COMP modes and calculate what is obtained.
As an alternative embodiment, when the phase information of base station is to be stored in advance in the storage of base station When in device, the base station shown in Figure 13 can also include：
Unit 1206 is corrected, is corrected for the phase information to base station.
Pair by implementing the base station shown in Figure 12 and Figure 13, realized and positioned based on multiple antennas excipient technology, i.e., Excipient passes through different antennae direction into different antennae directional diagram after same upward signal is received with many array antennas Main lobe direction or the corresponding reception level value of 0:00 direction after diagram analysis, realize the positioning in terminal orientation, Realized in conjunction with the transmission time information between base station and terminal and the latitude and longitude information of base station using single base station Terminal positioning, need not rely upon periphery neighbor base station information, can effectively lift the positioning precision of terminal, And save the cost of the location algorithm of GSM.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses another base station.Refer to Figure 14, Figure 14 is the structural representation of another base station disclosed in the embodiment of the present invention, can be used for performing the present invention Method of locating terminal disclosed in embodiment.As shown in figure 14, the base station can include：At least one processing Device 1401, at least one communication interface 1402, the grade component of memory 1403.Wherein, these components pass through One or more communication bus 1404 is communicatively coupled.It will be understood by those skilled in the art that in Figure 14 The structure of the base station shown does not constitute the restriction to the embodiment of the present invention, and it both can be busbar network, It can also be hub-and-spoke configuration, can also include than illustrating more or less parts, or some portions of combination Part, or different part arrangements.Wherein：
Processor 1401 can use general CPU, microprocessor, application specific integrated circuit ASIC, Or one or more integrated circuits, for performing relative program, to realize that the embodiment of the present invention is provided Technical scheme.
Communication interface 1402 can include but is not limited to the R-T unit of the class of transceiver one, to realize and terminal Between communication.
Memory 1403 can be RAM memory or nonvolatile memory, for example, at least one Individual magnetic disk storage.Memory 1403 optionally can also be that at least one is located remotely from aforementioned processor 1401 storage device.As shown in figure 14, application program, communication interface can be included in memory 1403 Module and data etc., the embodiment of the present invention is not construed as limiting.
Communication bus 1404 may include a path, all parts (for example processor 1401, memory 1403, Communication interface 1402) between transmit information.
In the base station shown in Figure 14, processor 1401 can be used for calling what is stored in memory 1403 to answer With program to perform following operation：
Trigger the upward signal that communication interface 1402 is sent using multichannel array antenna receiving terminal；
The upward signal received using N group default antenna weights to above-mentioned multichannel array antenna is weighted Processing, generates N number of antenna radiation pattern, wherein, N is the positive integer more than 1；
Above-mentioned N number of antenna radiation pattern is parsed, the corresponding reception level value of above-mentioned N number of antenna radiation pattern is obtained；
The side that level value determines terminal corresponding service cell is received according to above-mentioned N number of antenna radiation pattern is corresponding Parallactic angle；
According to the azimuth of terminal corresponding service cell, serving cell with respect to the azimuth of base station, base station with The latitude and longitude information of the base station stored in transmission time information and memory 1403 between terminal is determined eventually The position at end, the transmission time information is used to determine the distance between base station and terminal.
As an alternative embodiment, processor 1401 is parsed in above-mentioned N number of antenna radiation pattern, acquisition Stating the embodiment of the corresponding reception level value of N number of antenna radiation pattern can be：
Above-mentioned N number of antenna radiation pattern is parsed, main lobe direction or the zero point side of above-mentioned N number of antenna radiation pattern is obtained To corresponding reception level value；
Wherein, processor 1401 determines terminal phase according to the corresponding level value that receives of above-mentioned N number of antenna radiation pattern Azimuthal embodiment to serving cell can be：
Determined according to the corresponding level value that receives of the main lobe direction or 0:00 direction of above-mentioned N number of antenna radiation pattern The azimuth of terminal corresponding service cell.
As an alternative embodiment, processor 1401 connects according to above-mentioned N number of antenna radiation pattern is corresponding Receive level value and determine that azimuthal embodiment of terminal corresponding service cell can be：
Beam angle information is calculated according to the phase information of N group default antenna weights and base station；
Terminal is determined according to the corresponding level value that receives of the beam angle information and above-mentioned N number of antenna radiation pattern The azimuth of corresponding service cell.
As an alternative embodiment, the phase information of base station can be memory 1403 in deposit in advance Storage, or can be measured according to coordinated multipoint transmission COMP modes for base station and calculate what is obtained.
As an alternative embodiment, being prestored in the phase information of base station is memory 1403 When, processor 1401 can be also used for calling the application program stored in memory 1403, and perform with Lower operation：
Phase information to base station is corrected.
As an alternative embodiment, the transmission time information between base station and terminal can be the time Lead TA or propagation delay time TP.
By implementing the base station shown in Figure 14, realized and positioned based on multiple antennas excipient technology, i.e., on same Excipient is parsed into different antennae directional diagram by different antennae directional diagram after row signal is received with many array antennas Main lobe direction or the corresponding reception level value of 0:00 direction, realize the positioning in terminal orientation afterwards, in conjunction with The latitude and longitude information of transmission time information and base station between base station and terminal realizes that terminal is determined using single base station Position, need not rely upon periphery neighbor base station information, can effectively lift the positioning precision of terminal, and save The cost of the location algorithm of GSM.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses another base station.Refer to Figure 15, Figure 15 is the structural representation of another base station disclosed in the embodiment of the present invention, can be used for performing the present invention Method of locating terminal disclosed in embodiment.As shown in figure 15, the base station can include：
Receiving unit 1501, the upward signal sent for receiving terminal.
Acquiring unit 1502, for obtaining coordinated multipoint transmission COMP metrical informations according to the upward signal.
In the embodiment of the present invention, the COMP metrical informations for terminal serving cell and serving cell it is adjacent Cell uplink COMP measurements are obtained, and serving cell is respectively positioned under the base station with neighbor cell, neighbor cell Can be one or more.
Resolution unit 1503, for parsing the COMP metrical informations, obtains COMP metrical informations correspondence Level value.
First determining unit 1504, for according to the corresponding level value of COMP metrical informations, the serving cell The corresponding corresponding reception level of antenna radiation pattern for receiving level value and neighbor cell of antenna radiation pattern Value determines the azimuth of terminal.
In the embodiment of the present invention, the azimuth of terminal includes azimuth and the terminal of terminal corresponding service cell With respect to the azimuth of neighbor cell.
Second determining unit 1505, for the azimuth according to terminal, the orientation of the relative base station of serving cell Angle, neighbor cell are with respect to the transmission time information between the azimuth, base station and terminal of base station and base station Latitude and longitude information determine the position of terminal.
In the embodiment of the present invention, the transmission time information between base station and terminal be determined for base station with The distance between terminal.Wherein, the transmission time information can include but is not limited to Timing Advance TA or Propagation delay time TP etc..The position of terminal can be longitude and latitude, height above sea level that terminal is currently located etc..
By implementing the base station shown in Figure 15, user is obtained by the up COMP metrical informations of same base station The uplink receiving signal of the base station different districts is reached, it is true with reference to antenna radiation pattern, antenna bearingt angle information The orientation of terminal is determined, in conjunction with the latitude and longitude information profit of the transmission time information and base station of base station and terminal The positioning of terminal is realized with single base station, periphery neighbor base station information is need not rely upon, end can be effectively lifted The positioning precision at end, and save the cost of the location algorithm of GSM.
Based on the network architecture shown in Fig. 1, the embodiment of the invention discloses another base station.Refer to Figure 16, Figure 16 is the structural representation of another base station disclosed in the embodiment of the present invention, can be used for performing the present invention Method of locating terminal disclosed in embodiment.As shown in figure 16, the base station can include：At least one processing Device 1601, at least one communication interface 1602, the grade component of memory 1603.Wherein, these components pass through One or more communication bus 1604 is communicatively coupled.It will be understood by those skilled in the art that in Figure 16 The structure of the base station shown does not constitute the restriction to the embodiment of the present invention, and it both can be busbar network, It can also be hub-and-spoke configuration, can also include than illustrating more or less parts, or some portions of combination Part, or different part arrangements.Wherein：
Processor 1601 can use general CPU, microprocessor, application specific integrated circuit ASIC, Or one or more integrated circuits, for performing relative program, to realize that the embodiment of the present invention is provided Technical scheme.
Communication interface 1602 can include but is not limited to the R-T unit of the class of transceiver one, to realize and terminal Between communication.
Memory 1603 can be RAM memory or nonvolatile memory, for example, at least one Individual magnetic disk storage.Memory 1603 optionally can also be that at least one is located remotely from aforementioned processor 1601 storage device.As shown in figure 16, application program, communication interface can be included in memory 1603 Module and data etc., the embodiment of the present invention is not construed as limiting.
Communication bus 1604 may include a path, all parts (for example processor 1601, memory 1603, Communication interface 1602) between transmit information.
In the base station shown in Figure 16, processor 1601 can be used for calling what is stored in memory 1603 to answer With program to perform following operation：
The upward signal that the receiving terminal of communication interface 1602 is sent is triggered, and obtains many according to the upward signal Point cooperation transmission COMP metrical informations, the COMP metrical informations are the serving cell and serving cell of terminal Neighbor cell up COMP measurements obtain, serving cell is respectively positioned under the base station with neighbor cell；
The COMP metrical informations are parsed, the corresponding level value of COMP metrical informations is obtained；
Received according to the antenna radiation pattern of the corresponding level value of COMP metrical informations, serving cell is corresponding Level value and the corresponding reception level value of the antenna radiation pattern of neighbor cell determine the azimuth of terminal, eventually The azimuth of the azimuth at the azimuth at end including terminal corresponding service cell and terminal with respect to neighbor cell；
According to the azimuth of terminal, serving cell with respect to the relative base station in azimuth, neighbor cell of base station The warp of the base station stored in transmission time information and memory 1603 between azimuth, base station and terminal Latitude information determines the position of terminal, and the transmission time information is used to determine the distance between base station and terminal.
As an alternative embodiment, the transmission time information between base station and terminal can be the time Lead TA or propagation delay time TP.
By implementing the base station shown in Figure 16, user is obtained by the up COMP metrical informations of same base station The uplink receiving signal of the base station different districts is reached, it is true with reference to antenna radiation pattern, antenna bearingt angle information The orientation of terminal is determined, in conjunction with the latitude and longitude information profit of the transmission time information and base station of base station and terminal The positioning of terminal is realized with single base station, periphery neighbor base station information is need not rely upon, end can be effectively lifted The positioning precision at end, and save the cost of the location algorithm of GSM.
It should be noted that for each foregoing embodiment of the method, in order to be briefly described, therefore by it all A series of combination of actions is expressed as, but those skilled in the art should know, the present invention is not by institute The limitation of the sequence of movement of description because according to the application, certain some step can using other orders or Person is carried out simultaneously.Secondly, those skilled in the art should also know, embodiment described in this description Preferred embodiment is belonged to, necessary to involved action and module not necessarily the application.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have in some embodiment The part of detailed description, may refer to the associated description of other embodiment.
Step in the method for the embodiment of the present invention can according to actual needs the adjustment of carry out order, merge and Delete.
Unit or subelement in base station of the embodiment of the present invention can according to actual needs be merged, divided With delete.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment Rapid to can be by program to instruct the hardware of correlation to complete, the program can be stored in a computer can Read in storage medium, storage medium includes read-only storage (Read-Only Memory, ROM), random Memory (Random Access Memory, RAM), programmable read only memory (Programmable Read-only Memory, PROM), Erasable Programmable Read Only Memory EPROM (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only storage (One-time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only storage (Electrically-Erasable Programmable Read-Only Memory, EEPROM), read-only light Disk (Compact Disc Read-Only Memory, CD-ROM) or other disk storages, disk Memory, magnetic tape storage or can be used in carry or data storage it is computer-readable it is any its His medium.
Detailed Jie has been carried out to a kind of method of locating terminal disclosed in the embodiment of the present invention and relevant device above Continue, specific case used herein is set forth to the principle and embodiment of the present invention, and the above is real The explanation for applying example is only intended to the method and its core concept for helping to understand the present invention；Simultaneously for ability The those skilled in the art in domain, according to the thought of the present invention, can in specific embodiments and applications There is change part, in summary, this specification content should not be construed as limiting the invention.

Claims (28)

1. a kind of method of locating terminal, it is characterised in that including：
The pre-coding matrix instruction PMI information that base station receiving terminal is sent；
The base station obtains optimal code book according to the PMI information；
The base station determines the relative clothes of the terminal according to the phase information of the optimal code book and the base station The azimuth for cell of being engaged in；
The base station is relatively described according to the azimuth of the terminal corresponding service cell, the serving cell The warp of transmission time information and the base station between the azimuth of base station, the base station and the terminal Latitude information determines the position of the terminal, the transmission time information be used to determining the base station with it is described The distance between terminal.
2. according to the method described in claim 1, it is characterised in that what the base station receiving terminal was sent Pre-coding matrix instruction PMI information, including：
The pre-coding matrix by measuring cell reference signals CRS acquisitions that the base station receiving terminal is sent Indicate PMI information.
3. method according to claim 1 or 2, it is characterised in that the base station is according to described optimal The phase information of code book and the base station determines the azimuth of the terminal corresponding service cell, including：
The base station calculates the optimal code book pair according to the phase information of the optimal code book and the base station The beam angle answered；
The base station determines the terminal according to the corresponding beam angle of the optimal code book and aerial angle The azimuth of corresponding service cell.
4. the method according to any one of claim 1-3, it is characterised in that the phase of the base station Information is prestored in the base station, or for the base station according to coordinated multipoint transmission COMP modes Measure and calculate what is obtained.
5. method according to claim 4, it is characterised in that when the phase information of the base station is Prestored in the base station when, methods described also includes：
The base station is corrected to the phase information of the base station.
6. the method according to any one of claim 1-5, it is characterised in that the base station with it is described Transmission time information between terminal is Timing Advance TA.
7. a kind of method of locating terminal, it is characterised in that including：
Base station utilizes the upward signal that multichannel array antenna receiving terminal is sent；
The upward signal that the base station is received using N group default antenna weights to the multichannel array antenna Processing is weighted, N number of antenna radiation pattern is generated, wherein, the N is the positive integer more than 1；
The base station parses N number of antenna radiation pattern, obtains the corresponding reception of N number of antenna radiation pattern Level value；
The base station determines that the terminal is relative according to the corresponding level value that receives of N number of antenna radiation pattern The azimuth of serving cell；
The base station is relatively described according to the azimuth of the terminal corresponding service cell, the serving cell The warp of transmission time information and the base station between the azimuth of base station, the base station and the terminal Latitude information determines the position of the terminal, the transmission time information be used to determining the base station with it is described The distance between terminal.
8. method according to claim 7, it is characterised in that the base station parses N number of antenna Directional diagram, obtains the corresponding reception level value of N number of antenna radiation pattern, including：
The base station parses N number of antenna radiation pattern, obtains the main lobe direction of N number of antenna radiation pattern Or the corresponding reception level value of 0:00 direction；
Wherein, the base station determines the terminal according to the corresponding level value that receives of N number of antenna radiation pattern The azimuth of corresponding service cell, including：
The base station is electric according to the corresponding reception of main lobe direction or 0:00 direction of N number of antenna radiation pattern Level values determine the azimuth of the terminal corresponding service cell.
9. the method according to claim 7 or 8, it is characterised in that the base station is according to described N number of The corresponding reception level value of antenna radiation pattern determines the azimuth of the terminal corresponding service cell, including：
The base station calculates field angle according to the phase information of the N groups default antenna weights and the base station Spend information；
The base station is according to the beam angle information and the corresponding reception level of N number of antenna radiation pattern Value determines the azimuth of the terminal corresponding service cell.
10. method according to claim 9, it is characterised in that the phase information of the base station is institute State what is prestored in base station, or measure and count according to coordinated multipoint transmission COMP modes for the base station Obtain.
11. method according to claim 10, it is characterised in that when the phase information of the base station For prestored in the base station when, methods described also includes：
The base station is corrected to the phase information of the base station.
12. the method according to any one of claim 7-11, it is characterised in that the base station and institute It is Timing Advance TA or propagation delay time TP to state the transmission time information between terminal.
13. a kind of method of locating terminal, it is characterised in that including：
The upward signal that base station receiving terminal is sent, and coordinated multipoint transmission is obtained according to the upward signal COMP metrical informations, the COMP metrical informations are the serving cell and the serving cell of the terminal Neighbor cell up COMP measurements obtain, the serving cell is respectively positioned on described with the neighbor cell Under base station；
The base station parses the COMP metrical informations, obtains the corresponding level of the COMP metrical informations Value；
The base station is according to the antenna side of the corresponding level value of the COMP metrical informations, the serving cell It is true to the corresponding reception level value of the antenna radiation pattern for scheming corresponding reception level value and the neighbor cell The azimuth of the fixed terminal, the azimuth of the terminal includes the relatively described serving cell of the terminal Azimuth and the azimuth of the relatively described neighbor cell of the terminal；
The base station according to the azimuth of the terminal, the azimuth of the relatively described base station of the serving cell, Transmission time between azimuth, the base station and the terminal of the relatively described base station in the neighbor cell Information and the latitude and longitude information of the base station determine the position of the terminal, and the transmission time information is used In it is determined that the distance between the base station and described terminal.
14. method according to claim 13, it is characterised in that the base station and the terminal it Between transmission time information be Timing Advance TA or propagation delay time TP.
15. a kind of base station, it is characterised in that including：
Receiving unit, the pre-coding matrix instruction PMI information sent for receiving terminal；
Acquiring unit, for obtaining optimal code book according to the PMI information；
First determining unit, described in being determined according to the phase information of the optimal code book and the base station The azimuth of terminal corresponding service cell；
Second determining unit is small for the azimuth according to the terminal corresponding service cell, the service Transmission time information and institute between azimuth, the base station and the terminal of the relatively described base station in area The latitude and longitude information for stating base station determines the position of the terminal, and the transmission time information is described for determining The distance between base station and the terminal.
16. base station according to claim 15, it is characterised in that the receiving unit specifically for The pre-coding matrix instruction PMI information by measuring cell reference signals CRS acquisitions that receiving terminal is sent.
17. the base station according to claim 15 or 16, it is characterised in that first determining unit Including：
Computation subunit, for according to the phase information of the optimal code book and the base station calculate described in most The corresponding beam angle of good code book；
Determination subelement, for being determined according to the corresponding beam angle of the optimal code book and aerial angle The azimuth of the terminal corresponding service cell.
18. the base station according to any one of claim 15-17, it is characterised in that the base station Phase information is prestored in the base station, or for the base station according to coordinated multipoint transmission COMP Mode measures and calculates what is obtained.
19. base station according to claim 18, it is characterised in that when the phase information of the base station For prestored in the base station when, the base station also includes：
Unit is corrected, is corrected for the phase information to the base station.
20. the base station according to any one of claim 15-19, it is characterised in that the base station with Transmission time information between the terminal is Timing Advance TA.
21. a kind of base station, it is characterised in that including：
Receiving unit, for the upward signal sent using multichannel array antenna receiving terminal；
Weighted units, for using N group default antenna weights the multichannel array antenna is received it is up Signal is weighted processing, generates N number of antenna radiation pattern, wherein, the N is just whole more than 1 Number；
Resolution unit, for parsing N number of antenna radiation pattern, obtains N number of antenna radiation pattern correspondence Reception level value；
First determining unit, for receiving described in level value determines according to the N number of antenna radiation pattern is corresponding The azimuth of terminal corresponding service cell；
Second determining unit is small for the azimuth according to the terminal corresponding service cell, the service Transmission time information and institute between azimuth, the base station and the terminal of the relatively described base station in area The latitude and longitude information for stating base station determines the position of the terminal, and the transmission time information is described for determining The distance between base station and the terminal.
22. base station according to claim 21, it is characterised in that
The resolution unit obtains N number of antenna direction specifically for parsing N number of antenna radiation pattern The corresponding reception level value of main lobe direction or 0:00 direction of figure；
First determining unit is specifically for the main lobe direction or zero point according to N number of antenna radiation pattern Direction is corresponding to receive the azimuth that level value determines the terminal corresponding service cell.
23. the base station according to claim 21 or 22, it is characterised in that first determining unit Including：
Computation subunit, for being calculated according to the phase information of the N groups default antenna weights and the base station Beam angle information；
Determination subelement, for according to the beam angle information and N number of antenna radiation pattern is corresponding connects Receive the azimuth that level value determines the terminal corresponding service cell.
24. base station according to claim 23, it is characterised in that the phase information of the base station is Prestore, or measured simultaneously according to coordinated multipoint transmission COMP modes for the base station in the base station Calculate what is obtained.
25. base station according to claim 24, it is characterised in that when the phase information of the base station For prestored in the base station when, the base station also includes：
Unit is corrected, is corrected for the phase information to the base station.
26. the base station according to any one of claim 21-25, it is characterised in that the base station with Transmission time information between the terminal is Timing Advance TA or propagation delay time TP.
27. a kind of base station, it is characterised in that including：
Receiving unit, the upward signal sent for receiving terminal；
Acquiring unit, for obtaining coordinated multipoint transmission COMP metrical informations, institute according to the upward signal The neighbor cell for stating serving cell and the serving cell that COMP metrical informations are the terminal is up COMP measurements are obtained, and the serving cell is respectively positioned under the base station with the neighbor cell；
Resolution unit, for parsing the COMP metrical informations, obtains the COMP metrical informations correspondence Level value；
First determining unit, for small according to the corresponding level value of the COMP metrical informations, the service The antenna radiation pattern in area is corresponding to be received the antenna radiation pattern of level value and the neighbor cell and corresponding connects The azimuth that level value determines the terminal is received, the azimuth of the terminal is relatively described including the terminal The azimuth of serving cell and the azimuth of the relatively described neighbor cell of the terminal；
Second determining unit, for the azimuth according to the terminal, the relatively described base of the serving cell The azimuth of the relatively described base station in azimuth, the neighbor cell stood, the base station and the terminal it Between transmission time information and the latitude and longitude information of the base station determine the position of the terminal, the biography Defeated temporal information is used to determine the distance between the base station and described terminal.
28. base station according to claim 27, it is characterised in that the base station and the terminal it Between transmission time information be Timing Advance TA or propagation delay time TP.
CN201610153935.2A 2016-03-17 2016-03-17 A kind of method of locating terminal and relevant device Withdrawn CN107205266A (en)

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