CN104486720B - A kind of localization method and device - Google Patents
A kind of localization method and device Download PDFInfo
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- CN104486720B CN104486720B CN201410723278.1A CN201410723278A CN104486720B CN 104486720 B CN104486720 B CN 104486720B CN 201410723278 A CN201410723278 A CN 201410723278A CN 104486720 B CN104486720 B CN 104486720B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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Abstract
The embodiment of the invention discloses a kind of localization method and devices, are related to field of locating technology, and the bandwidth for solving the information needs as needed for transmission location algorithm may be fewer than " fixed bandwidth "；And network side equipment be the location algorithm needed for information determine " fixed bandwidth ", and using should " fixed bandwidth " transmit the location algorithm needed for information when caused by bandwidth waste the problem of.Localization method provided in an embodiment of the present invention includes：The selection target location algorithm from default positioning algorithm groups；Target bandwidth needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm；The information to be transmitted is sent with the target bandwidth；Wherein, the information to be transmitted is for positioning the terminal device.During technical solution provided in an embodiment of the present invention can be used for realizing to terminal device positioning.
Description
Technical field
The present invention relates to field of locating technology more particularly to a kind of localization methods and device.
Background technique
Currently, common location technology have Cell ID (cellphone Identity, cell ID) location technology,
TDOA (Time Difference of Arrival, reaching time-difference) location technology etc., different location technologies are corresponding different
Location algorithm.When network side equipment needs to position terminal device using different location algorithms, different positioning
Information needed for algorithm is not identical, and the bandwidth which occupies is not also identical；And network side equipment is to different location algorithms
It is always that information needed for these location algorithms determines fixed bandwidth during required information is transmitted.
During network side equipment positions terminal device using a kind of location algorithm, the location algorithm is transmitted
The bandwidth that required information needs may be fewer than " fixed bandwidth "；And network side equipment is that information needed for the location algorithm is true
Fixed " fixed bandwidth ", and use the wave that will cause bandwidth when being somebody's turn to do information needed for " fixed bandwidth " transmits the location algorithm
Take.
Summary of the invention
The embodiment of the present invention provides a kind of localization method and device, for solving the information as needed for transmission location algorithm
The bandwidth needed may be fewer than " fixed bandwidth "；And network side equipment is that information needed for the location algorithm determines " fixed
Bandwidth ", and using should " fixed bandwidth " transmit the location algorithm needed for information when caused by bandwidth waste the problem of.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that：
In a first aspect, a kind of localization method is provided, including：
The selection target location algorithm from default positioning algorithm groups；
Object tape needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm
It is wide；
The information to be transmitted is sent with the target bandwidth；Wherein, the information to be transmitted is for setting the terminal
It is standby to be positioned.
With reference to first aspect, in the first possible implementation, mesh is selected from default positioning algorithm groups described
After marking location algorithm, the method also includes：
Target frame needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm
Structure；
By the information MAP to be transmitted into the target frame structure, frame to be transmitted is generated；
It is described that the information to be transmitted is sent with the target bandwidth；Wherein, the information to be transmitted was used for the end
End equipment is positioned, including：
The frame to be transmitted is sent with the target bandwidth；Wherein, the frame to be transmitted be used for the terminal device into
Row positioning.
With reference to first aspect, in the second possible implementation, the selection target from default positioning algorithm groups
Location algorithm, including：
It is selected from default positioning algorithm groups according to the positioning accuracy of terminal device and the matched target of the positioning accuracy
Location algorithm；Alternatively,
The target location algorithm in current time period is periodically selected from the default positioning algorithm groups.
The possible implementation of second with reference to first aspect, in the third possible implementation, at described
Selected from default positioning algorithm groups according to the positioning accuracy of terminal device with the matched target location algorithm of the positioning accuracy it
Before, the method also includes：
Positioning accuracy needed for determining the business for having location requirement in terminal device, using the positioning accuracy as the terminal
The positioning accuracy of equipment；Alternatively,
The corresponding positioning accuracy in region locating for terminal device is determined, using the positioning accuracy determining as the terminal device
Position precision.
With reference to first aspect, the first possible implementation of first aspect is any to the third possible implementation
Kind, in the fourth possible implementation, the target location algorithm includes：Cell ID Cell ID location algorithm, on
Row reaching time-difference UTDOA location algorithm.
Second aspect provides a kind of positioning device, including：
Selecting unit, for the selection target location algorithm from default positioning algorithm groups；
Determination unit, for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm
Required target bandwidth；
Transmission unit, for sending the information to be transmitted with the target bandwidth；Wherein, the information to be transmitted is used for
The terminal device is positioned.
In conjunction with second aspect, in the first possible implementation, the determination unit is also used to：According to the target
Target frame structure needed for location algorithm determines the corresponding information to be transmitted of the target location algorithm；
Described device further includes：Generation unit is used for by the information MAP to be transmitted into the target frame structure, raw
At frame to be transmitted；
The transmission unit is specifically used for：The frame to be transmitted is sent with the target bandwidth；Wherein, the frame to be transmitted
For being positioned to the terminal device.
In conjunction with second aspect, in the second possible implementation, the selecting unit, for according to terminal device
Positioning accuracy selects and the matched target location algorithm of the positioning accuracy from default positioning algorithm groups；Alternatively,
The selecting unit, for periodically selecting the mesh in current time period from the default positioning algorithm groups
Mark location algorithm.
In conjunction with second of possible implementation of second aspect, in the third possible implementation, the determination
Unit is also used to：Positioning accuracy needed for determining the business for having location requirement in terminal device, using the positioning accuracy as described in
The positioning accuracy of terminal device；Alternatively,
The determination unit is also used to：The corresponding positioning accuracy in region locating for terminal device is determined, by the positioning accuracy
Positioning accuracy as the terminal device.
In conjunction with second aspect, the possible implementation of the first of second aspect is any to the third possible implementation
Kind, in the fourth possible implementation, the target location algorithm includes：Cell ID Cell ID location algorithm, on
Row reaching time-difference UTDOA location algorithm.
Technical solution provided in an embodiment of the present invention, network side equipment by for different location algorithms it is corresponding to be transmitted
Target bandwidth needed for information determines the information to be transmitted, and the information to be transmitted is sent according to the target bandwidth；It can solve
The bandwidth that information needed for the location algorithm in the prior art as transmission needs may be fewer than " fixed bandwidth "；And network side
Equipment is that information needed for the location algorithm determines " fixed bandwidth ", and transmits the location algorithm using " fixed bandwidth " is somebody's turn to do
The problem of bandwidth waste caused by when required information.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of flow chart for localization method that the embodiment of the present invention one provides；
Fig. 2 is a kind of LTE system configuration diagram that the embodiment of the present invention one provides；
Fig. 3 is a kind of frame structure schematic diagram that the embodiment of the present invention one provides；
Fig. 4 is another frame structure schematic diagram that the embodiment of the present invention one provides；
Fig. 5 is a kind of flow chart of localization method provided by Embodiment 2 of the present invention；
Fig. 6 is a kind of structural schematic diagram for positioning device that the embodiment of the present invention three provides；
Fig. 7 is the structural schematic diagram for another positioning device that the embodiment of the present invention three provides；
Fig. 8 is a kind of structural schematic diagram for positioning device that the embodiment of the present invention four provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate：Individualism A exists simultaneously A and B, these three situations of individualism B.In addition, herein
In term " multiple " refer to two or more.
Embodiment one
The embodiment of the present invention provides a kind of localization method, as shown in Figure 1, including：
101, the selection target location algorithm from default positioning algorithm groups.
The executing subject of localization method provided in an embodiment of the present invention can be network side equipment；For example, can be base station；
Specifically, can be the BBU (Building Base band Unit, baseband processing unit) in base station.In following embodiment
The localization method is illustrated so that executing subject is BBU as an example.Localization method provided in an embodiment of the present invention can be with
It applies in location technology, for saving bandwidth.Specifically, the localization method can be applied in existing LTE (Long Term
Evolution, long term evolution) during being positioned to terminal device in system.
Optionally, the target location algorithm can include but is not limited to：Cell ID location algorithm, UTDOA (Uplink
Time difference of arrival, uplink reaching time-difference) location algorithm, enhanced Cell ID location algorithm,
OTDOA (Observed time difference of arrival observes reaching time-difference) location algorithm etc.." default positioning
Algorithm groups " may include above-mentioned multiple location algorithms；For example, may include Cell ID location algorithm in default positioning algorithm groups
With UTDOA location algorithm.
The specific implementation of step 101 can include but is not limited to following two mode：
Mode 1 selects to match with the positioning accuracy from default positioning algorithm groups according to the positioning accuracy of terminal device
Target location algorithm.
Mode 2, periodically from it is described it is default positioning algorithm groups in select current time period in target location algorithm.
In specific implementation, " positioning accuracy " can be characterized mode 1 by information such as positioning accuracy grades.For example, BBU
Positioning accuracy can be divided into 2 grades, 2 grades are low positioning accuracy and high position precision；Specifically, can be low fixed
Position precision maps a lower location algorithm of positioning accuracy, maps the higher positioning of a positioning accuracy for high position precision and calculates
Method.Certainly, positioning accuracy can also be divided into multiple grades by BBU, and be the mapping matching positioning of multiple positioning accuracy grade
The location algorithm of accuracy class；Wherein, different positioning accuracy grades can match identical location algorithm.
Optionally, before mode 1, the method can also include：Determine the business for having location requirement in terminal device
Required positioning accuracy, using the positioning accuracy as the positioning accuracy of the terminal device；Alternatively, determining locating for terminal device
The corresponding positioning accuracy in region, using the positioning accuracy as the positioning accuracy of the terminal device.
In specific implementation, BBU can be according to the mark for the business for having location requirement in terminal device for the optional method
Or positioning accuracy needed for the determining business such as corresponding type of service of mark of business for having location requirement；And by the positioning accurate
Spend the positioning accuracy as terminal device；Wherein, identical type of service can be corresponded to the business of different identification, it can also be with
Corresponding different type of service；Alternatively, size of the flow of the people in the region according to locating for terminal device etc. determines terminal device
Positioning accuracy.
102, mesh needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm
Marker tape is wide.
103, the information to be transmitted is sent with the target bandwidth；Wherein, the information to be transmitted was used for the end
End equipment is positioned.
Step 103 may include：Determine the receiving end of information to be transmitted, according to target location algorithm with the target bandwidth
The information to be transmitted is sent to the receiving end.
It is applied to for LTE system in this way below, step 103 is illustrated：
As shown in Fig. 2, may include in LTE system：BBU, position nose device and location-server；Wherein, before positioning
End device can be the device being made of radio frequency unit and signal processing unit；Specifically, radio frequency unit can be RRU (Radio
Remote Unit, Remote Radio Unit)；Optionally, which can close with BBU and set.
In LTE system, " receiving end " can be position nose device or location-server.Step 103 is implementing
When, it can store location algorithm information to be transmitted corresponding with the location algorithm in position nose device and location-server
Mapping relations, when position nose device or location-server receive the information to be transmitted, being determined according to the mapping relations should
The corresponding location algorithm of information to be transmitted.
Illustratively, when target location algorithm is Cell ID location algorithm, step 103 be can specifically include：BBU with
Target bandwidth directly sends the corresponding information to be transmitted of Cell ID location algorithm to location-server；Or, being passed through with target bandwidth
One position nose device sends the corresponding information to be transmitted of Cell ID location algorithm to location-server.Specifically, Cell
The corresponding information to be transmitted of ID location algorithm can be：Flag bit, user's sequence number, Cell ID and transmission cycle etc..
Illustratively, when target location algorithm is UTDOA location algorithm, step 103 be can specifically include：BBU is with mesh
Marker tape is wide to send the corresponding information to be transmitted of UTDOA location algorithm to each position nose device；In this case, this method can be with
Including：In the information to be transmitted that each position nose device is sent according to BBU SRS (Sounding Reference signal,
Sounding Reference Signal) the SRS sequence that sends of the sequence and terminal device blind Detecting that eat dishes without rice or wine obtains time point information, it positions
Server positions terminal device using UTDOA location algorithm according to the time point information.Specifically, UTDOA positioning is calculated
The corresponding information to be transmitted of method can be：Flag bit, user's sequence number, SRS sequence, Timing Advance, RB (Resource
Block, resource block) number, enable bit, transmission cycle and triggering reason etc..
Optionally, after step 101, the method can also include step 1) -2)：Step 1), according to the target
Target frame structure needed for location algorithm determines the corresponding information to be transmitted of the target location algorithm；Step 2), will it is described to
Information MAP is transmitted into the target frame structure, generates frame to be transmitted；In this case, step 103 may include：With the mesh
Marker tape is wide to send the frame to be transmitted；Wherein, the frame to be transmitted is for positioning the terminal device.
Optionally, step 2) in specific implementation, can according to it is default positioning algorithm groups in location algorithm it is corresponding to
Transmission information is location algorithm mapping difference or identical frame structure in default positioning algorithm groups.Specifically, for Cell
ID location algorithm can be Cell ID location algorithm mapping such as Fig. 3 according to the corresponding information to be transmitted of Cell ID location algorithm
Shown in frame structure 1；It can be UTDOA according to the corresponding information to be transmitted of UTDOA location algorithm for UTDOA location algorithm
Location algorithm maps frame structure 2 as shown in Figure 4.
Optionally, before step 2), the method can also include：BBU is according to information to be transmitted from terminal device pair
The information to be transmitted is read in the information table answered.
Localization method provided in an embodiment of the present invention, network side equipment by for different location algorithms it is corresponding to be transmitted
Target bandwidth needed for information determines the information to be transmitted, and the information to be transmitted is sent according to the target bandwidth；It can solve
The bandwidth that information needed for the location algorithm in the prior art as transmission needs may be fewer than " fixed bandwidth "；And network side
Equipment is that information needed for the location algorithm determines " fixed bandwidth ", and transmits the location algorithm using " fixed bandwidth " is somebody's turn to do
The problem of bandwidth waste caused by when required information.
Embodiment two
The localization method that the present embodiment provides embodiment one based on LTE system framework as shown in Figure 2 shows
Example property explanation, wherein the interface between BBU and position nose device is interface 1, between position nose device and location-server
Interface be interface 2, interface between BBU and location-server is interface 3.Positioning accuracy in embodiment two is divided into Gao Ding
Position two grades of precision and low positioning accuracy.Default positioning algorithm groups are by Cell ID location algorithm and UTDOA location algorithm group
At；Wherein, Cell ID location algorithm positioning accuracy is lower, and UTDOA location algorithm positioning accuracy is higher.As shown in figure 5, this is fixed
Position method may comprise steps of：
501, the mark for the business for having location requirement that BBU receiving terminal apparatus is sent is determined according to the mark of the business
Positioning accuracy needed for the business, and using the positioning accuracy as the positioning accuracy of terminal device.
Specifically, terminal device sends the mark of the business to BBU when initiating to have the business of location requirement in terminal device
Know.
502, BBU according to the positioning accuracy of terminal device the selection target location algorithm from default positioning algorithm groups.
Specifically, target location algorithm is that Cell ID positioning is calculated when the positioning accuracy of terminal device is low positioning accuracy
Method；When the positioning accuracy of terminal device is high position precision, target location algorithm is UTDOA location algorithm.
When target location algorithm is Cell ID location algorithm, step 503-507 is executed, when target location algorithm is
When UTDOA location algorithm, step 508-511 is executed.
503, mesh needed for BBU determines Cell ID location algorithm according to the corresponding information to be transmitted of Cell ID location algorithm
Mark frame structure is frame structure 1；Wherein, frame structure 1 is as shown in Figure 3.
504, BBU is read from the corresponding information table of terminal device according to the corresponding information to be transmitted of Cell ID location algorithm
The information is taken, and by the information MAP into frame structure 1, generates frame 1 to be transmitted.
In specific implementation, information needed for Cell ID location algorithm can be step 503：Flag bit, user's sequence
Number, Cell ID and transmission cycle, then BBU reads these information from the corresponding information table of terminal device, and by these information MAPs
Into frame structure 1, frame 1 to be transmitted is generated.
505, BBU bandwidth according to required for frame 1 to be transmitted is 1 bandwidth allocation of frame to be transmitted.
506, BBU sends frame 1 to be transmitted to location-server according to the bandwidth of distribution.
In specific implementation, BBU directly can send frame 1 to be transmitted to location-server by interface 3 to step 506；?
Frame 1 to be transmitted can be sent to position nose device by interface 1, position nose device by interface 2 will receive to
Transmission frame 1 is sent to location-server.
507, the use of information Cell ID location algorithm that location-server is carried according to the frame to be transmitted 1 received is to end
End equipment is positioned.
508, target frame needed for BBU determines UTDOA location algorithm according to the corresponding information to be transmitted of UTDOA location algorithm
Structure is frame structure 2；Wherein, frame structure 2 is as shown in Figure 4.
509, BBU is read from the corresponding information table of terminal device according to the corresponding information to be transmitted of UTDOA location algorithm
The information, and by the information MAP into frame structure 2, generate frame 2 to be transmitted.
In specific implementation, information needed for UTDOA location algorithm can be step 509：Flag bit, user's sequence number,
SRS sequence, Timing Advance, RB number, enable bit, transmission cycle and triggering reason etc..
510, the bandwidth according to required for frame 2 to be transmitted is 2 bandwidth allocation of frame to be transmitted.
511, frame 2 to be transmitted is sent to position nose device according to the bandwidth of distribution, the frame 2 to be transmitted is for making each positioning
Fore device is communicated with location-server, to be positioned using UTDOA location algorithm to terminal device.
Specifically, each position nose device is communicated with location-server, to be set using UTDOA location algorithm to terminal
It is standby to be positioned, may include：It is eated dishes without rice or wine according to the SRS sequence of SRS sequence and terminal device transmission in the frame 2 to be transmitted
Blind Detecting obtains time point information；The time point information that each position nose device is sent to location-server；Positioning service
Device positions terminal device using UTDOA location algorithm according to the time point information received.
Localization method provided in an embodiment of the present invention, network side equipment by for different location algorithms it is corresponding to be transmitted
Target bandwidth needed for information determines the information to be transmitted, and the information to be transmitted is sent according to the target bandwidth；It can solve
The bandwidth that information needed for the location algorithm in the prior art as transmission needs may be fewer than " fixed bandwidth "；And network side
Equipment is that information needed for the location algorithm determines " fixed bandwidth ", and transmits the location algorithm using " fixed bandwidth " is somebody's turn to do
The problem of bandwidth waste caused by when required information.
Embodiment three
A kind of positioning device 60 of the embodiment of the present invention, for executing localization method shown in FIG. 1, as shown in fig. 6, the positioning
Device 60 includes：
Selecting unit 601, for the selection target location algorithm from default positioning algorithm groups；
Determination unit 602, for determining that the target location algorithm is corresponding to be transmitted according to the target location algorithm
Target bandwidth needed for information；
Transmission unit 603, for sending the information to be transmitted with the target bandwidth；Wherein, the information to be transmitted
For being positioned to the terminal device.
Optionally, the determination unit 602 is also used to：The target location algorithm is determined according to the target location algorithm
Target frame structure needed for corresponding information to be transmitted；
As shown in fig. 7, the positioning device 60 further includes：Generation unit 604, for arriving the information MAP to be transmitted
In the target frame structure, frame to be transmitted is generated；
The transmission unit 603 is specifically used for：The frame to be transmitted is sent with the target bandwidth；Wherein, described to be passed
Defeated frame is for positioning the terminal device.
Optionally, the selecting unit 601, for being selected from default positioning algorithm groups according to the positioning accuracy of terminal device
It selects and the matched target location algorithm of the positioning accuracy；Alternatively, the selecting unit 601, for periodically from described pre-
Set the target location algorithm selected in current time period in the algorithm groups of position.
Optionally, the determination unit 602 is also used to：Positioning needed for determining the business for having location requirement in terminal device
Precision, using the positioning accuracy as the positioning accuracy of the terminal device；Alternatively, the determination unit 602 is also used to：It determines eventually
The corresponding positioning accuracy in region locating for end equipment, using the positioning accuracy as the positioning accuracy of the terminal device.
Optionally, the target location algorithm includes：Cell ID Cell ID location algorithm, uplink reaching time-difference
UTDOA location algorithm.
Positioning device provided in an embodiment of the present invention, should by determining for the different corresponding information to be transmitted of location algorithm
Target bandwidth needed for information to be transmitted, and the information to be transmitted is sent according to the target bandwidth；It can solve in the prior art
As transmission location algorithm needed for information need bandwidth may be fewer than " fixed bandwidth "；And network side equipment is fixed for this
Information needed for the algorithm of position determines " fixed bandwidth ", and uses and be somebody's turn to do information needed for " fixed bandwidth " transmits the location algorithm
When caused by bandwidth waste the problem of.
Example IV
In hardware realization, the transmission unit in embodiment three can be transmitter；Selecting unit, determination unit and generation
Unit can be embedded in the form of hardware or independently of in the processor of positioning device, can also be stored in positioning in a software form
In the memory of device, the corresponding operation of above each unit is executed in order to which processor calls, which can be center
Processing unit (CPU), microprocessor, single-chip microcontroller etc..
As shown in figure 8, being a kind of positioning device 80 provided in an embodiment of the present invention, to execute positioning side shown in FIG. 1
Method, the positioning device 80 include：Memory 801, transmitter 802, processor 803 and bus system 804.
It wherein, between memory 801, transmitter 802 and processor 803 is coupled by bus system 804,
Wherein bus system 804 can also include power bus, control bus and status signal bus in addition in addition to including data/address bus
Deng.But for the sake of clear explanation, various buses are all designated as bus system 804 in figure.
Memory 801, for storing one group of code；
The code stored in memory 801 executes following movement for control processor 803：
The selection target location algorithm from default positioning algorithm groups；
Object tape needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm
It is wide.
Transmitter 802 is used for：The information to be transmitted is sent with the target bandwidth；Wherein, the information to be transmitted is used
It is positioned in the terminal device.
Optionally, the processor 803 is also used to：The target location algorithm pair is determined according to the target location algorithm
Target frame structure needed for the information to be transmitted answered；
The processor 803 is also used to：For by the information MAP to be transmitted into the target frame structure, generate to
Transmission frame；
The processor 803 is specifically used for：The frame to be transmitted is sent with the target bandwidth；Wherein, described to be transmitted
Frame is for positioning the terminal device.
Optionally, the processor 803 is used for：It is selected from default positioning algorithm groups according to the positioning accuracy of terminal device
With the matched target location algorithm of the positioning accuracy；Alternatively, the processor 803 is used for：Periodically from described presetting
The target location algorithm in current time period is selected in the algorithm groups of position.
Optionally, the processor 803 is also used to：Positioning accurate needed for determining the business for having location requirement in terminal device
Degree, using the positioning accuracy as the positioning accuracy of the terminal device；Alternatively, the processor 803 is also used to：Determine that terminal is set
The standby locating corresponding positioning accuracy in region, using the positioning accuracy as the positioning accuracy of the terminal device.
Optionally, the target location algorithm includes：Cell ID Cell ID location algorithm, uplink reaching time-difference
UTDOA location algorithm.
Positioning device provided in an embodiment of the present invention, should by determining for the different corresponding information to be transmitted of location algorithm
Target bandwidth needed for information to be transmitted, and the information to be transmitted is sent according to the target bandwidth；It can solve in the prior art
As transmission location algorithm needed for information need bandwidth may be fewer than " fixed bandwidth "；And network side equipment is fixed for this
Information needed for the algorithm of position determines " fixed bandwidth ", and uses and be somebody's turn to do information needed for " fixed bandwidth " transmits the location algorithm
When caused by bandwidth waste the problem of.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the portion of each embodiment the method for the present invention
Step by step.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, abbreviation
ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. are various can store
The medium of program code.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that：It still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of localization method, which is characterized in that including：
The selection target location algorithm from default positioning algorithm groups；
Target bandwidth needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm；
The information to be transmitted is sent with the target bandwidth；Wherein, the information to be transmitted is for determining terminal device
Position；
The selection target location algorithm from default positioning algorithm groups, including：
It is selected to position with the matched target of the positioning accuracy from default positioning algorithm groups according to the positioning accuracy of terminal device
Algorithm；
It is selected from default positioning algorithm groups and the matched mesh of the positioning accuracy in the positioning accuracy according to terminal device
Before marking location algorithm, the method also includes：
Positioning accuracy needed for determining the business for having location requirement in terminal device, using the positioning accuracy as the terminal device
Positioning accuracy；Alternatively, the corresponding positioning accuracy in region locating for terminal device is determined, using the positioning accuracy as the terminal
The positioning accuracy of equipment.
2. localization method according to claim 1, which is characterized in that in the selection target from default positioning algorithm groups
After location algorithm, the method also includes：
Target frame structure needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm；
By the information MAP to be transmitted into the target frame structure, frame to be transmitted is generated；
It is described that the information to be transmitted is sent with the target bandwidth；Wherein, the information to be transmitted is for setting the terminal
It is standby to be positioned, including：
The frame to be transmitted is sent with the target bandwidth；Wherein, the frame to be transmitted is for determining the terminal device
Position.
3. localization method according to claim 1 or 2, which is characterized in that the target location algorithm includes：Cell identification
Code Cell ID location algorithm, uplink reaching time-difference UTDOA location algorithm.
4. a kind of positioning device, which is characterized in that including：
Selecting unit, for the selection target location algorithm from default positioning algorithm groups；
Determination unit, needed for determining the corresponding information to be transmitted of the target location algorithm according to the target location algorithm
Target bandwidth；
Transmission unit, for sending the information to be transmitted with the target bandwidth；Wherein, the information to be transmitted was used for end
End equipment is positioned；
The selecting unit is selected from default positioning algorithm groups and the positioning accurate for the positioning accuracy according to terminal device
Spend matched target location algorithm；
The determination unit is also used to：Positioning accuracy needed for determining the business for having location requirement in terminal device, by the positioning
Positioning accuracy of the precision as the terminal device；Alternatively, the determination unit is also used to：Determine region locating for terminal device
Corresponding positioning accuracy, using the positioning accuracy as the positioning accuracy of the terminal device.
5. positioning device according to claim 4, which is characterized in that
The determination unit is also used to：The corresponding letter to be transmitted of the target location algorithm is determined according to the target location algorithm
Target frame structure needed for breath；
Described device further includes：Generation unit, for by the information MAP to be transmitted into the target frame structure, generation to
Transmission frame；
The transmission unit is specifically used for：The frame to be transmitted is sent with the target bandwidth；Wherein, the frame to be transmitted is used for
The terminal device is positioned.
6. positioning device according to claim 4 or 5, which is characterized in that the target location algorithm includes：Cell identification
Code Cell ID location algorithm, uplink reaching time-difference UTDOA location algorithm.
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| CN105516930B (en) * | 2015-12-04 | 2019-01-18 | 京信通信系统（中国）有限公司 | A kind of room subsystem localization method and device |
| CN105554699A (en) * | 2015-12-11 | 2016-05-04 | 中科创达软件股份有限公司 | Method and device for terminal positioning |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101541078A (en) * | 2008-03-17 | 2009-09-23 | 华为技术有限公司 | Method, system and device for estimating TDOA |
| CN102740350A (en) * | 2011-12-28 | 2012-10-17 | 华为技术有限公司 | Indoor positioning method, device and system |
| CN102854491A (en) * | 2012-08-24 | 2013-01-02 | 东莞中山大学研究院 | Method and system for carrying out positioning on the basis of Bluetooth technology |
| US8548488B2 (en) * | 2007-11-30 | 2013-10-01 | Trueposition, Inc. | Automated configuration of a wireless location system |
| CN103780514A (en) * | 2014-02-11 | 2014-05-07 | 中国联合网络通信集团有限公司 | Method and device for selecting bandwidth |
-
2014
- 2014-12-03 CN CN201410723278.1A patent/CN104486720B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8548488B2 (en) * | 2007-11-30 | 2013-10-01 | Trueposition, Inc. | Automated configuration of a wireless location system |
| CN101541078A (en) * | 2008-03-17 | 2009-09-23 | 华为技术有限公司 | Method, system and device for estimating TDOA |
| CN102740350A (en) * | 2011-12-28 | 2012-10-17 | 华为技术有限公司 | Indoor positioning method, device and system |
| CN102854491A (en) * | 2012-08-24 | 2013-01-02 | 东莞中山大学研究院 | Method and system for carrying out positioning on the basis of Bluetooth technology |
| CN103780514A (en) * | 2014-02-11 | 2014-05-07 | 中国联合网络通信集团有限公司 | Method and device for selecting bandwidth |
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