CN103200673A - Wireless terminal locating method and locating device - Google Patents
Wireless terminal locating method and locating device Download PDFInfo
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- CN103200673A CN103200673A CN2013100733120A CN201310073312A CN103200673A CN 103200673 A CN103200673 A CN 103200673A CN 2013100733120 A CN2013100733120 A CN 2013100733120A CN 201310073312 A CN201310073312 A CN 201310073312A CN 103200673 A CN103200673 A CN 103200673A
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Abstract
The invention relates to the field of communication, in particular to a wireless terminal locating method and locating device. Accurate locating can be obtained, and precision of wireless locating is improved. The method comprises the steps of collecting a received signal strength indicator (RSSI) of wireless terminal received signal quality, level angle weight between a wireless terminal and a wireless access point, the wireless terminal and a signal history of a fixed location of a wireless fidelity (WIFI) base station corresponding to a coverage area, organizing a multi-dimensional locating data base through the RSSI of the wireless terminal received signal quality, the level angle weight between the wireless terminal and the wireless access point, the type of the wireless terminal and the signal history, collecting first received signal quality of the wireless terminal to be located, and comparing the first received signal quality with the multi-dimensional locating data base to obtain a specific location of the wireless terminal to be located.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of wireless terminal location method and positioner.
Background technology
Prior art is about the localization method of wireless terminal, only lay particular emphasis on the time-delay loss that brings of the non-direct signal of research to the influence of wireless location accuracy, and do not consider other a plurality of location influencing factor between wireless location terminal and the base station, thereby the accuracy of wireless location is extremely low.
Summary of the invention
The object of the present invention is to provide wireless terminal location method and positioner, to solve the above problems.
A kind of wireless terminal location method is provided in an embodiment of the present invention, has comprised:
A. gather the signal histories of level angle component, wireless terminal, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of corresponding overlay area, WIFI base station;
B. level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database;
C. gather first received signal quality of wireless terminal to be positioned;
D. described first received signal quality and described multidimensional location database are compared and draw the particular location of wireless terminal to be positioned.
One embodiment of the present of invention also provide the positioner of wireless terminal location method described above, comprise first acquisition component, set up assembly, second acquisition component, determine assembly; Wherein:
Described first acquisition component is for the signal histories of level angle component, wireless terminal classification, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of gathering corresponding overlay area, WIFI base station;
Described establishment assembly is used for level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database;
Described second acquisition component is for first received signal quality of gathering wireless terminal to be positioned;
Described definite assembly, being used for described first received signal quality and described multidimensional location database compared draws the particular location of wireless terminal to be positioned.
Wireless terminal location method and the positioner of the above embodiment of the present invention, localization method comprises: the signal histories of level angle component, wireless terminal, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of corresponding overlay area, A. collection WIFI base station; B. level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database; C. gather first received signal quality of wireless terminal to be positioned; D. described first received signal quality and described multidimensional location database are compared and draw the particular location of wireless terminal to be positioned.The signal histories of level angle component, wireless terminal, fixed position is the modifying factor base station signal is propagated the time-delay that brings through non-direct reach path modifying factor between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point), these modifying factors are based upon in the multidimensional location database, the signal strength signal intensity of wireless terminal to be positioned and the modifying factor in the multi-dimensional database are compared, and then can access comparatively accurate in locating, improved the precision of wireless location.
Description of drawings
Fig. 1 shows wireless terminal location method flow schematic diagram among the embodiment;
Fig. 2 shows the basic structure schematic diagram of positioner among the embodiment.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
A kind of wireless terminal location method is provided in the one embodiment of the invention, has comprised:
A. gather the signal histories of level angle component, wireless terminal, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of corresponding overlay area, WIFI base station;
B. level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database;
C. gather first received signal quality of wireless terminal to be positioned;
D. described first received signal quality and described multidimensional location database are compared and draw the particular location of wireless terminal to be positioned.
One embodiment of the present of invention also provide the positioner of wireless terminal location method described above, comprise first acquisition component, set up assembly, second acquisition component, determine assembly; Wherein:
Described first acquisition component is for the signal histories of level angle component, wireless terminal classification, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of gathering corresponding overlay area, WIFI base station;
Described establishment assembly is used for level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database;
Described second acquisition component is for first received signal quality of gathering wireless terminal to be positioned;
Described definite assembly, being used for described first received signal quality and described multidimensional location database compared draws the particular location of wireless terminal to be positioned.
The signal histories of level angle component, wireless terminal, fixed position is the modifying factor base station signal is propagated the time-delay that brings through non-direct reach path modifying factor between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point), these modifying factors are based upon in the multidimensional location database, the signal strength signal intensity of wireless terminal to be positioned and the modifying factor in the multi-dimensional database are compared, and then can access comparatively accurate in locating, improved the precision of wireless location.
Next the present invention will describe the idiographic flow of this wireless terminal location method by some embodiment in detail, as Fig. 1, shown in:
Wherein, described signal histories is to deposit before repeatedly the signal data of collection and collecting location apart from a database of the relevant information of the distance of WAP (wireless access point).
Wireless terminal comprises existing various portable terminals, such as: mobile phone, notebook computer, panel computer.
Need to prove that in certain embodiments, step 102,103 orders can be changed, and also can put into the unified collection of step 101.
Step 104 is set up the multidimensional location database with level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point);
It is pointed out that in certain embodiments step 104,105,106 can be handled together, also can separately handle; Step in no particular order.
Step 108, described first received signal quality and described multidimensional location database compared draws the particular location of wireless terminal to be positioned.
In the some embodiments of the present invention, the positioner of the localization method of corresponding above-mentioned wireless terminal, as Fig. 2, shown in, comprising:
First acquisition component, set up assembly, second acquisition component, determine assembly; Wherein:
Described first acquisition component is for the signal histories of level angle component, wireless terminal classification, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of gathering corresponding overlay area, WIFI base station;
Described establishment assembly is used for level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database;
Described second acquisition component is for first received signal quality of gathering wireless terminal to be positioned;
Described definite assembly, being used for described first received signal quality and described multidimensional location database compared draws the particular location of wireless terminal to be positioned.
Wherein, described first acquisition component comprises signal histories collection structure and signal histories storage organization;
Described signal histories is gathered structure, is used for the signal data gathered and collecting location apart from the information of the distance of WAP (wireless access point);
Described signal histories poke structure is used for the described information of described signal histories collection structure collection is stored as a database.
Described positioner further comprises: securing component and measurement assembly, wherein,
Described securing component is for the positional information of each point under the corresponding positioning accuracy of obtaining corresponding overlay area, WIFI base station;
Described measurement assembly is for the transmission delay of each point under the corresponding positioning accuracy of measuring corresponding overlay area, WIFI base station; Then,
Described establishment assembly is further used for obtaining described positional information from described securing component, obtains transmission delay from described measurement assembly, and described positional information and described transmission delay are set up in the described multidimensional location database.
The signal histories of level angle component, wireless terminal, fixed position is the modifying factor base station signal is propagated the time-delay that brings through non-direct reach path modifying factor between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point), these modifying factors are based upon in the multidimensional location database, the signal strength signal intensity of wireless terminal to be positioned and the modifying factor in the multi-dimensional database are compared, and then can access comparatively accurate in locating, improved the precision of wireless location.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and be carried out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a wireless terminal location method is characterized in that, comprising:
A. gather the signal histories of level angle component, wireless terminal, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of corresponding overlay area, WIFI base station;
B. level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database;
C. gather first received signal quality of wireless terminal to be positioned;
D. described first received signal quality and described multidimensional location database are compared and draw the particular location of wireless terminal to be positioned.
2. wireless terminal location method as claimed in claim 1 is characterized in that,
Described signal histories is to deposit before repeatedly the signal data of collection and collecting location apart from a database of the relevant information of the distance of WAP (wireless access point).
3. wireless terminal location method as claimed in claim 1 is characterized in that,
Described wireless terminal comprises: mobile phone, notebook computer, panel computer.
4. as each described wireless terminal location method of claim 1-3, it is characterized in that,
Before step B, described wireless terminal location method further comprises: obtain the positional information of each point under the corresponding positioning accuracy of corresponding overlay area, WIFI base station and the transmission delay of measurement; Then,
Among the step B, the positional information of each point of obtaining and the transmission delay of measurement are put into described multidimensional location database.
5. as the positioner of each described wireless terminal location method of claim 1-4, it is characterized in that, comprise first acquisition component, set up assembly, second acquisition component, determine assembly; Wherein:
Described first acquisition component is for the signal histories of level angle component, wireless terminal classification, fixed position between wireless terminal received signal quality RSSI, wireless terminal and the WAP (wireless access point) of gathering corresponding overlay area, WIFI base station;
Described establishment assembly is used for level angle component, described wireless terminal classification, described signal histories between described wireless terminal received signal quality RSSI, described wireless terminal and the WAP (wireless access point) are set up the multidimensional location database;
Described second acquisition component is for first received signal quality of gathering wireless terminal to be positioned;
Described definite assembly, being used for described first received signal quality and described multidimensional location database compared draws the particular location of wireless terminal to be positioned.
6. the positioner of wireless terminal location method as claimed in claim 5 is characterized in that,
Described first acquisition component comprises signal histories collection structure and signal histories storage organization;
Described signal histories is gathered structure, is used for the signal data gathered and collecting location apart from the information of the distance of WAP (wireless access point);
Described signal histories poke structure is used for the described information of described signal histories collection structure collection is stored as a database.
7. as the positioner of claim 5 or 6 described wireless terminal location methods, it is characterized in that,
Described positioner further comprises: securing component and measurement assembly, wherein,
Described securing component is for the positional information of each point under the corresponding positioning accuracy of obtaining corresponding overlay area, WIFI base station;
Described measurement assembly is for the transmission delay of each point under the corresponding positioning accuracy of measuring corresponding overlay area, WIFI base station; Then,
Described establishment assembly is further used for obtaining described positional information from described securing component, obtains transmission delay from described measurement assembly, and described positional information and described transmission delay are set up in the described multidimensional location database.
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| CN201310073312.0A CN103200673B (en) | 2013-03-07 | 2013-03-07 | Wireless terminal location method and positioner |
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| CN201310073312.0A CN103200673B (en) | 2013-03-07 | 2013-03-07 | Wireless terminal location method and positioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104427612A (en) * | 2013-08-29 | 2015-03-18 | 北京优锐科技有限公司 | WiFi positioning system based on probability and support vector machine computation and method thereof |
| CN112399554A (en) * | 2019-08-15 | 2021-02-23 | 华为技术有限公司 | Positioning method and device thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101620267A (en) * | 2007-12-07 | 2010-01-06 | 中国移动通信集团广东有限公司 | Indoor wireless locating system and arithmetic |
| WO2010030825A1 (en) * | 2008-09-10 | 2010-03-18 | Commlabs. Inc. | Wide area positioning system |
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2013
- 2013-03-07 CN CN201310073312.0A patent/CN103200673B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101620267A (en) * | 2007-12-07 | 2010-01-06 | 中国移动通信集团广东有限公司 | Indoor wireless locating system and arithmetic |
| WO2010030825A1 (en) * | 2008-09-10 | 2010-03-18 | Commlabs. Inc. | Wide area positioning system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104427612A (en) * | 2013-08-29 | 2015-03-18 | 北京优锐科技有限公司 | WiFi positioning system based on probability and support vector machine computation and method thereof |
| CN112399554A (en) * | 2019-08-15 | 2021-02-23 | 华为技术有限公司 | Positioning method and device thereof |
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| CN103200673B (en) | 2016-03-23 |
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