CN102665276B - Method, system and device for locating underground personnel - Google Patents
Method, system and device for locating underground personnel Download PDFInfo
- Publication number
- CN102665276B CN102665276B CN201210125438.3A CN201210125438A CN102665276B CN 102665276 B CN102665276 B CN 102665276B CN 201210125438 A CN201210125438 A CN 201210125438A CN 102665276 B CN102665276 B CN 102665276B
- Authority
- CN
- China
- Prior art keywords
- base station
- data
- subscriber equipment
- request
- hole
- 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.)
- Active
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides a method, a system and a device for locating underground personnel, and the method, the system and the device solve the problem of low locating precision of existing underground locating methods. The method includes the steps of receiving a locating request sent by a location server; transmitting a measurement control request to a user device through an underground base station, wherein the user device returns user device data to the underground base station after the user device receives the measurement control request; receiving measurement data sent by the underground base station, wherein the measurement data comprise the user device data and base station data; and calculating the position of the user device according to the user device data and the base station data, generating position information and sending the position information to the location server. According to the method, the system and the device, the position of the user device can be found out according to the measurement data sent by the base station, an advancing path of the underground personnel can be found out according to the measurement data sent by the base station for several times, the position of the underground personnel can be obtained accurately, and the locating precision is high.
Description
Technical field
The application relates to the communication technology, particularly relates to a kind of personnel in the pit's localization method, system and device.
Background technology
Location, down-hole can provide personnel in the pit's quantity, position, distribution situation and the position at each personnel any time place and the event trace of each time period.Therefore when mine has an accident, location, down-hole can provide reliable data foundation for accident treatment and rescue work, guarantees the Efficient Operation of rescue and relief work and safety first-aid work.
A kind of localization method is OTDOA (Observed Time Difference Of Arrival, arrival time is poor) location technology, be called again hyperbolic fix, it is definite UE (the User Equipment of time difference arriving by detecting two base station signals, subscriber equipment) position, UE is positioned on the hyperbola forming with two base stations.Concrete positioning principle as follows: the time of arrival (toa) receiving from two different base stations according to UE and two actual transmitting times of base station down signal, can determine the hyperbola at UE place; Measure the signal of a pair of base station again, determine another hyperbola, two hyp intersection points are exactly the position at UE place.
But the precision of this localization method and time difference precision, transmitter geographical position precision are closely related, the multipath effect of radio transmission also can impact positioning precision in addition.Therefore OTDOA method does not reach the required precision of positioning service, and is not suitable for location, down-hole.
Existing a kind of down-hole localization method is RFID (Radio Frequency Identification, radio-frequency (RF) identification) technology, claims again electronic tag.Comprise label, reader and antenna.Personnel in the pit wears label, personnel in the pit, can carry out record during by reader, but this localization method only can be known personnel in the pit's course roughly, and the personnel that can not get are accurately in the position of down-hole, and positioning precision is lower.
Summary of the invention
The application provides a kind of personnel in the pit's localization method, system and device, to solve the lower problem of existing down-hole localization method positioning precision.
In order to address the above problem, the application discloses a kind of personnel in the pit's localization method, comprising:
Receive the Location Request that location-server sends;
By base station, down-hole, subscriber equipment is sent to the request of control of measuring, subscriber equipment receives described measurement control request base station, backward down-hole and returns to customer equipment data;
The measurement data that under received well, base station sends, wherein, described measurement data comprises customer equipment data and base station data;
According to described customer equipment data and base station data, calculate the position of subscriber equipment, and generate positional information and send to location-server.
Preferably, described customer equipment data is Timing Advance, and described base station data is the reception time difference,
Described according to the position of described customer equipment data and base station data calculating subscriber equipment, comprising:
According to described Timing Advance and the reception time difference, calculate the transmission time;
The described transmission time is multiplied by the light velocity, and the result of calculation obtaining is as the position of subscriber equipment.
Preferably, described according to described Timing Advance and the calculating transmission time reception time difference, comprising:
The difference of calculating described Timing Advance and receiving the time difference is as the first result of calculation;
Speed by described the first result of calculation divided by chip, obtains the second result of calculation as the transmission time.
Preferably, described base station data also comprises direction of arrival degree, and described method also comprises:
According to described direction of arrival degree, described the first result of calculation is revised.
Preferably, the described base station, down-hole of passing through sends and measures the request of control subscriber equipment, comprising:
By base station, down-hole, detect the pattern of subscriber equipment;
For the subscriber equipment in idle pulley, beep-page message is initiated in base station, down-hole, by described beep-page message, sets up being connected of described subscriber equipment and base station, down-hole, makes described subscriber equipment in connection mode;
For the subscriber equipment in connection mode, base station, down-hole sends the request of control of measuring.
Preferably, according to the positioning reporting cycle in Location Request, the measurement data that periodically under received well, base station sends.
Preferably, when subscriber equipment switching cell, the measurement data that under received well, base station sends.
Preferably, described method also comprises:
Location-server generates user's locator data table according to the positional information receiving;
The position that shows described subscriber equipment according to user's locator data table.
Accordingly, disclosed herein as well is a kind of personnel in the pit's navigation system, comprising: location-server, positioner, base station, down-hole and subscriber equipment, wherein:
Described positioner, comprising:
Receive request module, the Location Request sending for receiving location-server;
The first sending module, for sending to subscriber equipment the request of control of measuring by base station, down-hole;
Receive data module, the measurement data transmitting for base station under received well, wherein, described measurement data comprises customer equipment data and base station data;
The second sending module, for calculate the position of subscriber equipment according to described customer equipment data and base station data, and generates positional information and sends to location-server.
Described subscriber equipment, returns to customer equipment data for receiving described measurement control request base station, backward down-hole.
Preferably, described customer equipment data is Timing Advance, and described base station data is for receiving the time difference, and described the second sending module, comprising:
Transmission time calculating sub module, for calculating the transmission time according to described Timing Advance and the reception time difference;
Position calculation submodule, for the described transmission time is multiplied by the light velocity, the result of calculation obtaining is as the position of subscriber equipment.
Preferably, described transmission time calculating sub module, comprising:
The first computing unit, for calculating described Timing Advance and the difference of the reception time difference as the first result of calculation;
The second computing unit, for the speed divided by chip by described the first result of calculation, obtains the second result of calculation as the transmission time.
Preferably, described base station data also comprises direction of arrival degree, and described transmission time calculating sub module, also comprises:
Amending unit, for revising described the first result of calculation according to described direction of arrival degree.
Preferably, base station, described down-hole comprises:
Detection module, for detection of the pattern of subscriber equipment;
Paging module, for the subscriber equipment in idle pulley, initiates beep-page message, by described beep-page message, sets up being connected of described subscriber equipment and base station, down-hole, makes described subscriber equipment in connection mode;
Send request module, for the subscriber equipment in connection mode, send the request of control of measuring.
Preferably, described reception data module, also for according to the positioning reporting cycle of Location Request, the measurement data that periodically under received well, base station sends.
Preferably, described reception data module, also for when the subscriber equipment switching cell, the measurement data that under received well, base station sends.
Preferably, described location-server comprises:
Generation module, for generating user's locator data table according to the positional information receiving;
Display module, for showing the position of described subscriber equipment according to user's locator data table.
Accordingly, disclosed herein as well is a kind of personnel in the pit's positioner, comprising:
Receive request module, the Location Request sending for receiving location-server;
The first sending module, for sending to subscriber equipment the request of control of measuring by base station, down-hole;
Receive data module, the measurement data transmitting for base station under received well, wherein, described measurement data comprises customer equipment data and base station data;
The second sending module, for calculating the residing position of subscriber equipment according to described customer equipment data and base station data, and generates positional information and sends to location-server.
Preferably, described customer equipment data is Timing Advance, and described base station data is for receiving the time difference, and described the second sending module, comprising:
Transmission time calculating sub module, for calculating the transmission time according to described Timing Advance and the reception time difference;
Position calculation submodule, for the described transmission time is multiplied by the light velocity, the result of calculation obtaining is as the residing position of subscriber equipment.
Preferably, described transmission time calculating sub module, comprising:
The first computing unit, for calculating described Timing Advance and the difference of the reception time difference as the first result of calculation;
The second computing unit, for the speed divided by chip by described the first result of calculation, obtains the second result of calculation as the transmission time.
Preferably, described base station data also comprises direction of arrival degree, and described transmission time calculating sub module, also comprises:
Amending unit, for revising described the first result of calculation according to described direction of arrival degree.
Compared with prior art, the application comprises following advantage:
First, the application receives location-server transmission Location Request, by base station, down-hole, sends the request of control of measuring, and subscriber equipment receives described measurement control request base station, backward down-hole and returns to customer equipment data.Then receive the measurement data that transmit base station, wherein, described measurement data comprises customer equipment data and base station data, according to described customer equipment data and base station data, calculates the residing position of subscriber equipment, and generates positional information and send to location-server.The measurement data that the application transmits by base station, can know the residing position of subscriber equipment, the measurement data that transmit Multiple through then out base station just can be known personnel in the pit's travel line, and the personnel that can get are more accurately in the position of down-hole, and positioning precision is higher.
Secondly, the application can be according to the positioning reporting cycle in Location Request, the measurement data that periodically under received well, transmit base station; And when subscriber equipment switching cell, the measurement data that under received well, transmit base station.Therefore the measurement data of obtaining subscriber equipment that can be real-time, the personnel that obtain are in the position of down-hole.
Again, the application can demonstrate personnel in the position of down-hole, once that mine occurs is permeable, cave in or the burst accident such as fire, can provide best escape route according to personnel's distribution situation, and fast searching personnel in the pit's last moment position, to rescue personnel, provide corresponding information, for the quality time is striven in rescue.Manager can watch personnel in the pit and the device activity situation on large-screen or computer at any time, and the information status that can check arbitrary region, any individual of teams and groups, and carries out report printing, and the inquiry of historical data, for management brings great convenience.
Accompanying drawing explanation
Fig. 1 is the localization method flow chart of a kind of personnel in the pit described in the embodiment of the present application;
Fig. 2 is the localization method flow chart of a kind of personnel in the pit described in the application's preferred embodiment;
Fig. 3 is the positioning system structure figure of a kind of personnel in the pit described in the embodiment of the present application;
Fig. 4 is the positioning system structure figure of a kind of subscriber equipment described in the application's preferred embodiment;
Fig. 5 is the positioning device structure figure of a kind of subscriber equipment described in the embodiment of the present application.
Embodiment
For the application's above-mentioned purpose, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the application is described in further detail.
A kind of down-hole of the prior art localization method REID, comprises label, reader and antenna.Personnel in the pit wears label, personnel in the pit, can carry out record during by reader, but this localization method only can be known personnel in the pit's course roughly, and the personnel that can not get are accurately in the position of down-hole, and positioning precision is lower.
The application provides a kind of personnel in the pit's localization method, the measurement data transmitting by base station, can know the residing position of subscriber equipment, the measurement data that transmit Multiple through then out base station just can be known personnel in the pit's travel line, the personnel that can get are more accurately in the position of down-hole, and positioning precision is higher.
With reference to Fig. 1, provided the localization method flow chart of a kind of personnel in the pit described in the embodiment of the present application.
Step 11, receives the Location Request that location-server sends;
First location-server can send Location Request to positioner, and described positioner can be network controller, and described positioner can receive described Location Request.
Step 12, sends to subscriber equipment the request of control of measuring by base station, down-hole, and subscriber equipment receives described measurement control request base station, backward down-hole and returns to customer equipment data;
First described positioner can send the request of measuring to base station, down-hole, and the request content of wherein said measurement request comprises: for the measurement request of base station, down-hole with for the measurement request of subscriber equipment.
Then base station, down-hole can send and measure the request of control to subscriber equipment, and subscriber equipment receives the operation that can carry out measurement after described measurement control is asked, gets corresponding customer equipment data, and returns to base station, down-hole.
Base station, down-hole can receive the customer equipment data that subscriber equipment returns, and base station, down-hole can carry out the operation of measurement, gets corresponding base station data.
Step 13, the measurement data that under received well, transmit base station, wherein, described measurement data comprises customer equipment data and base station data;
Then base station, down-hole can form measurement data jointly by described customer equipment data and base station data, sends to positioner, and corresponding positioner can receive the measurement data that base station, down-hole sends.
Step 14, calculates the position of subscriber equipment according to described customer equipment data and base station data, and generates positional information and send to location-server.
Then, can be according to the position of described customer equipment data and base station data calculating subscriber equipment, the corresponding positional information that generates, then sends to location-server.
In sum, the application receives location-server transmission Location Request, by base station, down-hole, sends the request of control of measuring, and subscriber equipment receives described measurement control request base station, backward down-hole and returns to customer equipment data.Then receive the measurement data that transmit base station, wherein, described measurement data comprises customer equipment data and base station data, according to described customer equipment data and base station data, calculates the residing position of subscriber equipment, and generates positional information and send to location-server.The measurement data that the application transmits by base station, can know the residing position of subscriber equipment, the measurement data that transmit Multiple through then out base station just can be known personnel in the pit's travel line, and the personnel that can get are more accurately in the position of down-hole, and positioning precision is higher.
On the basis of above-described embodiment, described customer equipment data is Timing Advance, and described base station data is the reception time difference,
In step 14, described according to the position of described customer equipment data and base station data calculating subscriber equipment, comprising:
Step 141, calculates the transmission time according to described Timing Advance and the reception time difference;
Suppose that Timing Advance is T
aDV, the reception time difference is R
xtD, can be according to Timing Advance T
aDVwith reception time difference R
xtD calculates transmission time T.
Specifically comprise:
Step 1411, the difference of calculating described Timing Advance and receiving the time difference is as the first result of calculation;
Suppose that the first result of calculation is C:
C＝[T
ADV/8-(R
XTD/16-16)]/2＝T
ADV/16-R
XTD/32+8(chip)
Wherein, chip is chip, is the least unit after useful signal spread spectrum.
By above-mentioned method, can know the quantity of chip.
Step 1412, the speed by described the first result of calculation divided by chip, obtains the second result of calculation as the transmission time.
Quantity by chip, divided by the speed of chip, just can be known the transmission time, and wherein, the speed of chip is 1.28*10
6chip/s:
T＝C/(1.28*10
6)s
Step 142, is multiplied by the light velocity by the described transmission time, and the result of calculation obtaining is as the position of subscriber equipment.
Wherein, the light velocity is 3.0*10
8, by transmission time and the light velocity, just can know that the distance of subscriber equipment and base station is:
D＝T*3.0*10
8m
, in actual treatment, calculate after the distance of subscriber equipment and base station, can also identify by reporting base station, according to the distance of Base Station Identification and described subscriber equipment and base station, can obtain subscriber equipment in the position of down-hole, i.e. personnel in the pit's position.
Due in actual environment, can there is the situations such as radio frequency time delay, reflection and diffraction, therefore can control by switch is set, obtain more accurate result.
Preferably, described base station data also comprises direction of arrival degree, and described method also comprises:
According to described direction of arrival degree, described the first result of calculation is revised.
Described base station data also comprises direction of arrival degree (AOA, Angle of Arrival).Can to the first above-mentioned result of calculation C, revise according to direction of arrival degree.
C＝[T
ADV/16-R
XTD/32+8]/(1+sinβ)(chip)
In actual treatment, owing to being straightline propagation in down-hole, therefore described direction of arrival degree β is generally 0 or 90.Wherein, when subscriber equipment approaches base station, down-hole, the variance ratio of direction of arrival degree is larger, and the measurement data of transmission is larger, described measurement data need to be dwindled; When subscriber equipment is during away from base station, down-hole, the variance of direction of arrival degree is smaller, does not now need to adjust the measurement data sending.
In actual treatment, can first get Timing Advance T
aDVwith reception time difference R
xtD numbers accordingly, according to corresponding mapping table, converts valid data to.
The measured value Timing Advance T of 1.UE
aDV, mapping relations are as table 1:
Table 1
Wherein, Timing Advance (T
aDV) for 1.28Mcps TDD, TDD (Time Division Duplexing) is time division duplex.
The measured value of base station receives time difference R
xtD (RX Timing Deviation), mapping relations are as table 2:
Table 2
Certainly, the another kind of execution mode in concrete enforcement is by the Timing Advance T getting
aDVwith reception time difference R
xtD numbers accordingly, can be multiplied by corresponding numerical value according to certainty of measurement, gets valid data.The application is for Timing Advance T
aDVwith reception time difference R
xthe acquisition methods of the valid data of TD does not limit.
Preferably, in step 12, the described base station, down-hole of passing through sends and measures the request of control subscriber equipment, comprising:
Step 121, by the pattern of base station, down-hole detection subscriber equipment;
Positioner can send the request of measurement to base station, down-hole, and the pattern of subscriber equipment is detected in base station, down-hole first.
Step 122, for the subscriber equipment in idle pulley, beep-page message is initiated in base station, down-hole, by described beep-page message, sets up being connected of described subscriber equipment and base station, down-hole, makes described subscriber equipment in connection mode;
If subscriber equipment is in idle pulley, beep-page message can be initiated to subscriber equipment in base station, down-hole, and subscriber equipment, after receiving described beep-page message, can be set up being connected of subscriber equipment and base station, down-hole, and the mode altering of subscriber equipment is connection mode.
Step 124, for the subscriber equipment in connection mode, base station, down-hole sends the request of control of measuring.
If subscriber equipment is in connection mode, base station, down-hole can send and measure the request of control, subscriber equipment is carried out and measured operation, and return to customer equipment data.
Preferably, according to the positioning reporting cycle in Location Request, the measurement data that periodically under received well, transmit base station.
For example, subscriber equipment is mobile phone, is configured to periodically reporting measurement reports when in connection mode, the paging of being initiated by location-server when in idle (IDLE) pattern, as be that 1 UE (User Equipment, subscriber equipment) is per second.
Wherein, when the state of UE in rapid movement, no matter in connection mode or IDLE (free time) pattern, can carry out real-time monitoring, as accomplish one-shot measurement per second, when UE movement velocity slows down, can strengthen gradually measuring period.
Preferably, when subscriber equipment switching cell, the measurement data that under received well, transmit base station.
For example, when UE carries out when passage switches receiving one-shot measurement, show that UE has been switched in another RRU coverage.During actual networking, can be configured to one of RRUYi Ge community LAC (Location Area Code Location Area Code), the UE in IDLE pattern must carry out location area updating, reporting measurement reports when switching RRU like this.
Localization method described in the application can initiatively position, and receiving position information that also can be passive according to default configuration, positions subscriber equipment.
Preferably, described method also comprises:
Location-server generates user's locator data table according to the positional information receiving;
The position that shows described subscriber equipment according to user's locator data table.
Wherein, user's locating information tables of data, comprising: customer equipment identification, i.e. UEID (IMSI/IMEI), base station, the strongest down-hole (RRU) numbering (RRU sequence number), UE and the distance etc. of the strongest RRU.
Then display interface can, according to the locating information tables of data generating, show the position of subscriber equipment.For example, can dynamically displaying user device A advance in No. 5 passages of down-hole.
With reference to Fig. 2, provided the localization method flow chart of a kind of personnel in the pit described in the application's preferred embodiment.
2.1 location-servers send Location Request to positioner;
2.2 positioners send the request of measurement to base station, down-hole;
2.3 base station, down-holes send measures the request of control to subscriber equipment;
And base station, down-hole can be carried out and be measured operation, obtains base station data.
2.4 subscriber equipmenies return to customer equipment data to base station, down-hole;
2.5 base station, down-hole return measurement data are to positioner;
Wherein, described measurement data comprises customer equipment data and base station data.
2.6 positioners calculate and generate positional information according to described measurement data;
2.7 positioner home position information are to location-server;
2.8 location-servers generate user's locator data table according to described positional information, and show the position of subscriber equipment.
In sum, first the application can be according to the positioning reporting cycle in Location Request, the measurement data that periodically under received well, transmit base station; And when subscriber equipment switching cell, the measurement data that under received well, transmit base station.Therefore the measurement data of obtaining subscriber equipment that can be real-time, the personnel that obtain are in the position of down-hole.
Secondly, the application can demonstrate personnel in the position of down-hole, once that mine occurs is permeable, cave in or the burst accident such as fire, can provide best escape route according to personnel's distribution situation, and fast searching personnel in the pit's last moment position, to rescue personnel, provide corresponding information, for the quality time is striven in rescue.Manager can watch personnel in the pit and the device activity situation on large-screen or computer at any time, and the information status that can check arbitrary region, any individual of teams and groups, and carries out report printing, and the inquiry of historical data, for management brings great convenience.
With reference to Fig. 3, provided the positioning system structure figure of a kind of personnel in the pit described in the embodiment of the present application.
Accordingly, the application also provides a kind of personnel in the pit's navigation system, comprising: location-server 1, positioner 2, base station, down-hole 3 and subscriber equipment 4, wherein:
Described positioner 2, comprising:
Receive request module 21, the Location Request sending for receiving location-server;
The first sending module 22, for sending to subscriber equipment the request of control of measuring by base station, down-hole;
Receive data module 23, the measurement data transmitting for base station under received well, wherein, described measurement data comprises customer equipment data and base station data;
The second sending module 24, for calculate the position of subscriber equipment according to described customer equipment data and base station data, and generates positional information and sends to location-server.
Described subscriber equipment 4, returns to customer equipment data for receiving described measurement control request base station, backward down-hole.
With reference to Fig. 4, provided the positioning system structure figure of a kind of subscriber equipment described in the application's preferred embodiment.
TA (Timing Advance, time advance) downhole positioning system can Real-Time Monitoring down-hole personnel position and walking path, equipment current location and state, statistics personnel in the pit's quantity and distribution situation, actual conditions according to colliery provide attendance checking function, once that mine occurs is permeable, cave in or the burst accident such as fire, can provide best escape route according to personnel's distribution situation, and fast searching personnel in the pit's last moment position, to rescue personnel, provide corresponding information, for the quality time is striven in rescue.Manager can watch personnel in the pit and the device activity situation on large-screen or computer at any time, and the information status that can check arbitrary region, any individual of teams and groups, and carries out report printing, and the inquiry of historical data, for management brings great convenience.
In order can round Realization to carry out real-time status monitoring, accurately to locate broadband connections guarantee is provided down-hole all personnel, equipment, environment in aboveground Surveillance center, guarantee that administrative staff understand the various information of the down-hole very first time whenever and wherever possible, for emergency is processed, emergency preplan is worked out and interdisciplinary science decision-making etc. lays the first stone.
Conventionally can need to carry out the region of personnel tracking in down-hole, need the interior Mine-used I. S base station (RRU) of placing some of scope of the network coverage, the personnel of going into the well can wear Mine-used I. S mobile phone.Therefore when personnel enter behind down-hole, as long as can receive signal in downhole network coverage, through software, process and draw each specifying information, can in Surveillance center, show dynamically simultaneously.
Wherein, navigation system mainly by exchange dispatcher TDS100 (CN), integrated network controller TDR100 (RNC+BBU), intrinsic safety type base station TDU100 (RRU) and location-server (LCS Server) formation.
Wherein, CN (Core Network) is core net; RNC (Radio Network Controller) is radio network controller; BBU (Building Base band Unit) is indoor baseband processing unit; RRU (Radio Remote Unit) is Remote Radio Unit; LCS (loCction Server) location-based service.
The major function of location-server (LCS Server) has:
(1) initiation of UE location, initiates Location Request for location group, in Location Request, can carry the positioning reporting cycle; (2) collection of UE locating information, and by locating information writing in files; (3) termination of UE location; (4) inquiry of UE location.
The correlation function of base station, down-hole (NodeB) can comprise: for UE place channel number information, support multichannel reporting functions.Reporting of maximum support two passage (the strongest passage, inferior strong passages).Multi-channel information can report RNC by RACH Frame or special measurement.
In the system described in the application, due to the needs of actual networking, optical fiber can 6 grades of RRU of cascade, are in most cases that 1 RRU on optical fiber is one or two community, but can not avoid the situation that occurs that the RRU in different fiber is same community.The measurement result of two passages (the strongest and inferior strong) need to be supported to report in base station, now arranges customer equipment data from the strongest passage.In the situation that not revising NBAP agreement, AOA in Iub interface reporting message (Angle of Arrival, direction of arrival degree) field has 9 bit, suggestion can consider these 9 bit to be divided into 3 groups, every group of 3 bits, can explain 8 passages, can utilize like this this field to report at most 3 channel numbers that receive peak signal.
Wherein, NBAP (NodeB Application Part) is base station application part agreement, Iub interface is the logic interfacing between RNC and Node B, completes the processing of user data transmission, user data and signaling between RNC and Node B and Node B O & M in logic etc.
And location-server can send inquiry and specify UE positional information (locating request message that similar CN initiates), and the UE of Idle state is initiated to active position inquiry request.
In actual treatment, can relocate the upper LMT (Operation and Maintenance platform) of installation of server (LCS Server), OAMS (operation and maintenance sub system) and HSPS (RNC high-level signaling processing subsystem) are installed on positioner, with measurement of correlation and the control of completing user location.
Corresponding flow chart of data processing is that LMT sends Location Request to RNC, and RNC triggers UE/ base station reporting measurement reports for the UE of connection mode; UE for idle pulley initiates paging, initiates located in connection again and measure after triggering UE connects.Wherein, UE/ base station reporting measurement reports is the measurement data to positioner that base station, down-hole sends, and comprises customer equipment data and base station data.
Concrete process: LMT starts down-hole positioning function, by testing and diagnosing interface O interface, Location Request is issued to OAMS, and OAMS issues HSPS request again by M interface, and LMT initiates Location Request to RNC.After RNC receives the Location Request of Operation and Maintenance platform initiation, for the UE initiation paging of idle pulley; UE for connection mode initiates to measure control.RNC collects after the positional information (comprising UE/ base station reporting measurement reports) of UE, calculates UE position, and position message is reported to location-server.
In actual subsurface environment, wireless coverage is linear distribution, and the high 3-5 rice in tunnel, wide 5-7 rice, and therefore, the timing offset being brought by multidiameter delay is very little on location impact.Due to environment special in tunnel, what mainly consider is that diameter is propagated.Therefore location, the TA down-hole of native system can report the value of AOA and Tadv (being TA value), and wherein AOA represents channel number (community+base station), by Tadv can obtain UE in reality from some base stations the distance of (the AOA value of correspondence).Base station RRU has numbered and cloth is fitted in underworkings, therefore in final position fixing process, as long as base station reports the TA value of AOA value and reporting of user, and accurate consumer positioning just.
Preferably, described customer equipment data is Timing Advance, and described base station data is for receiving the time difference, and described the second sending module 24, comprising:
Transmission time calculating sub module 241, for calculating the transmission time according to described Timing Advance and the reception time difference;
Position calculation submodule 242, for the described transmission time is multiplied by the light velocity, the result of calculation obtaining is as the position of subscriber equipment.
Preferably, described transmission time calculating sub module 241, comprising:
The first computing unit 2411, for calculating described Timing Advance and the difference of the reception time difference as the first result of calculation;
The second computing unit 2413, for the speed divided by chip by described the first result of calculation, obtains the second result of calculation as the transmission time.
Preferably, described base station data also comprises direction of arrival degree, and described transmission time calculating sub module 241, also comprises:
Amending unit 2412, for revising described the first result of calculation according to described direction of arrival degree.
Preferably, base station, described down-hole 3 comprises:
Detection module 31, for detection of the pattern of subscriber equipment;
Paging module 32, for the subscriber equipment in idle pulley, initiates beep-page message, by described beep-page message, sets up being connected of described subscriber equipment and base station, down-hole, makes described subscriber equipment in connection mode;
Send request module 33, for the subscriber equipment in connection mode, send the request of control of measuring.
Preferably, described reception data module 23, also, for according to the positioning reporting cycle of Location Request, periodically receives the measurement data that transmit base station.
Preferably, receive data module 23, also, for when the subscriber equipment switching cell, receive the measurement data that transmit base station.
Preferably, described location-server 1 comprises:
Generation module 11, for generating user's locator data table according to the positional information receiving;
Display module 12, for showing the position of described subscriber equipment according to user's locator data table.
With reference to Fig. 5, provided the positioning device structure figure of a kind of subscriber equipment described in the embodiment of the present application.
Accordingly, the application also provides a kind of personnel in the pit's positioner, comprising: receive request module 51, the first sending module 52, receive data module 53 and the second sending module 54, wherein:
Receive request module 51, the Location Request sending for receiving location-server;
The first sending module 52, for sending to subscriber equipment the request of control of measuring by base station, down-hole;
Receive data module 53, the measurement data transmitting for base station under received well, wherein, described measurement data comprises customer equipment data and base station data;
The second sending module 54, for calculating the residing position of subscriber equipment according to described customer equipment data and base station data, and generates positional information and sends to location-server.
Preferably, described customer equipment data is Timing Advance, and described base station data is for receiving the time difference, and described the second sending module 54, comprising:
Transmission time calculating sub module 541, for calculating the transmission time according to described Timing Advance and the reception time difference;
Position calculation submodule 542, for the described transmission time is multiplied by the light velocity, the result of calculation obtaining is as the residing position of subscriber equipment.
Preferably, described transmission time calculating sub module 541, comprising:
The first computing unit 5411, for calculating described Timing Advance and the difference of the reception time difference as the first result of calculation;
The second computing unit 5413, for the speed divided by chip by described the first result of calculation, obtains the second result of calculation as the transmission time.
Preferably, described base station data also comprises direction of arrival degree, and described transmission time calculating sub module 541, also comprises:
Amending unit 5412, for revising described the first result of calculation according to described direction of arrival degree.
Wherein, the positioner in described personnel in the pit's positioner and above-mentioned a kind of personnel in the pit's navigation system is basically identical, therefore repeats no more herein.
For system embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
The application can describe in the general context of the computer executable instructions of being carried out by computer, for example program module.Usually, program module comprises the routine carrying out particular task or realize particular abstract data type, program, object, assembly, data structure etc.Also can in distributed computing environment (DCE), put into practice the application, in these distributed computing environment (DCE), by the teleprocessing equipment being connected by communication network, be executed the task.In distributed computing environment (DCE), program module can be arranged in the local and remote computer-readable storage medium that comprises memory device.
Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, commodity or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, commodity or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, commodity or the equipment that comprises described key element and also have other identical element.
A kind of personnel in the pit's who above the application is provided localization method, system and device, be described in detail, applied specific case herein the application's principle and execution mode are set forth, the explanation of above embodiment is just for helping to understand the application's method and core concept thereof; Meanwhile, for one of ordinary skill in the art, the thought according to the application, all will change in specific embodiments and applications, and in sum, this description should not be construed as the restriction to the application.
Claims (20)
1. personnel in the pit's a localization method, is characterized in that, comprising:
Receive the Location Request that location-server sends;
The request of send measuring is to base station, down-hole, and the request content of wherein said measurement request comprises: for the measurement request of base station, down-hole with for the measurement request of subscriber equipment;
By base station, down-hole, subscriber equipment is sent to measurement and control request, subscriber equipment receives described measurement control request base station, backward down-hole and returns to customer equipment data, and base station data is obtained in the operation that the execution of base station, down-hole is measured;
The measurement data that under received well, base station sends, wherein, described measurement data comprises customer equipment data and base station data, and described customer equipment data is Timing Advance, and described base station data is for receiving the time difference;
According to described customer equipment data and base station data, calculate the position of subscriber equipment, and generate positional information and send to location-server.
2. method according to claim 1, is characterized in that, described according to the position of described customer equipment data and base station data calculating subscriber equipment, comprising:
According to described Timing Advance and the reception time difference, calculate the transmission time;
The described transmission time is multiplied by the light velocity, and the result of calculation obtaining is as the position of subscriber equipment.
3. method according to claim 2, is characterized in that, described according to described Timing Advance and the calculating transmission time reception time difference, comprising:
The difference of calculating described Timing Advance and receiving the time difference is as the first result of calculation;
Speed by described the first result of calculation divided by chip, obtains the second result of calculation as the transmission time.
4. method according to claim 3, is characterized in that, described base station data also comprises direction of arrival degree, and described method also comprises:
According to described direction of arrival degree, described the first result of calculation is revised.
5. method according to claim 1, is characterized in that, the described base station, down-hole of passing through sends and measures the request of control subscriber equipment, comprising:
By base station, down-hole, detect the pattern of subscriber equipment;
For the subscriber equipment in idle pulley, beep-page message is initiated in base station, down-hole, by described beep-page message, sets up being connected of described subscriber equipment and base station, down-hole, makes described subscriber equipment in connection mode;
For the subscriber equipment in connection mode, base station, down-hole sends the request of control of measuring.
6. method according to claim 1, is characterized in that, also comprises:
According to the positioning reporting cycle in Location Request, the measurement data that periodically under received well, base station sends.
7. method according to claim 1, is characterized in that, also comprises:
When subscriber equipment switching cell, the measurement data that under received well, base station sends.
8. method according to claim 1, is characterized in that, also comprises:
Location-server generates user's locator data table according to the positional information receiving;
The position that shows described subscriber equipment according to user's locator data table.
9. personnel in the pit's a navigation system, is characterized in that, comprising: location-server, positioner, base station, down-hole and subscriber equipment, wherein:
Described positioner, comprising:
Receive request module, the Location Request sending for receiving location-server;
The first sending module, for sending the request of measuring to base station, down-hole, the request content of wherein said measurement request comprises: for the measurement request of base station, down-hole with for the measurement request of subscriber equipment; By base station, down-hole, subscriber equipment is sent and measures the request of control, and base station data is obtained in the operation that the execution of base station, down-hole is measured;
Receive data module, the measurement data transmitting for base station under received well, wherein, described measurement data comprises customer equipment data and base station data, and described customer equipment data is Timing Advance, and described base station data is for receiving the time difference;
The second sending module, for calculate the position of subscriber equipment according to described customer equipment data and base station data, and generates positional information and sends to location-server.
Described subscriber equipment, returns to customer equipment data for receiving described measurement control request base station, backward down-hole.
10. system according to claim 9, is characterized in that, described customer equipment data is Timing Advance, and described base station data is for receiving the time difference, and described the second sending module, comprising:
Transmission time calculating sub module, for calculating the transmission time according to described Timing Advance and the reception time difference;
Position calculation submodule, for the described transmission time is multiplied by the light velocity, the result of calculation obtaining is as the position of subscriber equipment.
11. systems according to claim 10, is characterized in that, described transmission time calculating sub module, comprising:
The first computing unit, for calculating described Timing Advance and the difference of the reception time difference as the first result of calculation;
The second computing unit, for the speed divided by chip by described the first result of calculation, obtains the second result of calculation as the transmission time.
12. systems according to claim 11, is characterized in that, described base station data also comprises direction of arrival degree, and described transmission time calculating sub module, also comprises:
Amending unit, for revising described the first result of calculation according to described direction of arrival degree.
13. systems according to claim 9, is characterized in that, base station, described down-hole comprises:
Detection module, for detection of the pattern of subscriber equipment;
Paging module, for the subscriber equipment in idle pulley, initiates beep-page message, by described beep-page message, sets up being connected of described subscriber equipment and base station, down-hole, makes described subscriber equipment in connection mode;
Send request module, for the subscriber equipment in connection mode, send the request of control of measuring.
14. systems according to claim 9, is characterized in that, described reception data module, and also for according to the positioning reporting cycle of Location Request, the measurement data that periodically under received well, base station sends.
15. systems according to claim 9, is characterized in that, described reception data module, and also for when the subscriber equipment switching cell, the measurement data that under received well, base station sends.
16. systems according to claim 9, is characterized in that, described location-server comprises:
Generation module, for generating user's locator data table according to the positional information receiving;
Display module, for showing the position of described subscriber equipment according to user's locator data table.
17. 1 kinds of personnel in the pits' positioner, is characterized in that, comprising:
Receive request module, the Location Request sending for receiving location-server;
The first sending module, for sending the request of measuring to base station, down-hole, the request content of wherein said measurement request comprises: for the measurement request of base station, down-hole with for the measurement request of subscriber equipment; By base station, down-hole, subscriber equipment is sent and measures the request of control, and base station data is obtained in the operation that the execution of base station, down-hole is measured;
Receive data module, the measurement data transmitting for base station under received well, wherein, described measurement data comprises customer equipment data and base station data, and described customer equipment data is Timing Advance, and described base station data is for receiving the time difference;
The second sending module, for calculating the residing position of subscriber equipment according to described customer equipment data and base station data, and generates positional information and sends to location-server.
18. devices according to claim 17, is characterized in that, described customer equipment data is Timing Advance, and described base station data is for receiving the time difference, and described the second sending module, comprising:
Transmission time calculating sub module, for calculating the transmission time according to described Timing Advance and the reception time difference;
Position calculation submodule, for the described transmission time is multiplied by the light velocity, the result of calculation obtaining is as the residing position of subscriber equipment.
19. devices according to claim 18, is characterized in that, described transmission time calculating sub module, comprising:
The first computing unit, for calculating described Timing Advance and the difference of the reception time difference as the first result of calculation;
The second computing unit, for the speed divided by chip by described the first result of calculation, obtains the second result of calculation as the transmission time.
20. devices according to claim 19, is characterized in that, described base station data also comprises direction of arrival degree, and described transmission time calculating sub module, also comprises:
Amending unit, for revising described the first result of calculation according to described direction of arrival degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210125438.3A CN102665276B (en) | 2012-04-25 | 2012-04-25 | Method, system and device for locating underground personnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210125438.3A CN102665276B (en) | 2012-04-25 | 2012-04-25 | Method, system and device for locating underground personnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102665276A CN102665276A (en) | 2012-09-12 |
| CN102665276B true CN102665276B (en) | 2014-12-10 |
Family
ID=46774661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210125438.3A Active CN102665276B (en) | 2012-04-25 | 2012-04-25 | Method, system and device for locating underground personnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102665276B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103702412A (en) * | 2013-12-03 | 2014-04-02 | 国家电网公司 | Person positioning method used for power cable tunnel |
| CN107809797A (en) * | 2016-09-08 | 2018-03-16 | 中兴通讯股份有限公司 | A kind of method and device positioned to terminal |
| CN106658712B (en) * | 2017-01-17 | 2020-11-10 | 深圳市亿兆互联技术有限公司 | Communication terminal positioning method and system |
| CN113766524A (en) * | 2021-09-01 | 2021-12-07 | 深圳市日海飞信信息系统技术有限公司 | Positioning method, device and equipment for expanding skin of wireless communication base station and skin base station |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1924604A (en) * | 2006-08-30 | 2007-03-07 | 合肥伟图信息技术有限公司 | Underground operators ultrasonic location system and method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8463292B2 (en) * | 2009-06-29 | 2013-06-11 | Telefonaktiebolaget Lm Ericsson (Publ) | TDOA—based reconstruction of base station location data |
-
2012
- 2012-04-25 CN CN201210125438.3A patent/CN102665276B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1924604A (en) * | 2006-08-30 | 2007-03-07 | 合肥伟图信息技术有限公司 | Underground operators ultrasonic location system and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102665276A (en) | 2012-09-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10595292B2 (en) | Asynchronous wireless communication system | |
| JP6940214B2 (en) | Positioning system | |
| Zhang et al. | I am the antenna: Accurate outdoor ap location using smartphones | |
| EP1525770B1 (en) | Wireless network access point configuration | |
| CN102858010B (en) | Positioning method and device for mobile terminal | |
| CN101389118A (en) | Positioning method and system of mobile terminal | |
| CN101346638A (en) | Positioning for WLANs and other wireless networks | |
| WO2008082783A1 (en) | Method enabling indoor local positioning and movement tracking in wifi capable mobile terminals | |
| CN108370501B (en) | Method, device and system for searching RFID (radio frequency identification) tag | |
| CN101277511B (en) | Method and apparatus for wireless orientation | |
| CN101940041A (en) | Systems and methods for location positioning within radio access systems | |
| CN1292982A (en) | Position finding method for mobile telephone using shortened repetitive burst | |
| CN102740350B (en) | A kind of indoor orientation method, equipment and system | |
| CN102665276B (en) | Method, system and device for locating underground personnel | |
| WO2012089153A1 (en) | System and device for indoor locating of mobile terminal | |
| CN104316904A (en) | High-precision positioning method for wireless mobile terminal at mine tunnel | |
| CN107306421A (en) | A kind of localization method and device | |
| Radnosrati et al. | New trends in radio network positioning | |
| CN107135484A (en) | It is a kind of to be applied to arenas and the indoor positioning device in library | |
| CN106714299A (en) | Positioning method, positioning system and auxiliary site | |
| CN102056222B (en) | Mobile location method and device | |
| CN105472727A (en) | Positioning method and first electronic equipment | |
| CN104378739A (en) | Positioning method and device based on LTE system | |
| KR101267405B1 (en) | Apparatus, method, and recording medium for providing location information for indoor position determination | |
| CN108271245B (en) | Direct path judgment method and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 100191 Haidian District, Xueyuan Road, No. 29, Applicant after: Datang Mobile Communication Equipment Co., Ltd. Address before: 100191 intellectual property department, wireless mobile innovation center, No. 40 telecommunication science and Technology Research Institute, Haidian District, Xueyuan Road, Beijing Applicant before: Datang Mobile Communication Equipment Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |