KR101433258B1 - Measuring Terminal-Locaton System and Control Method thereof - Google Patents

Measuring Terminal-Locaton System and Control Method thereof Download PDF

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Publication number
KR101433258B1
KR101433258B1 KR1020080047718A KR20080047718A KR101433258B1 KR 101433258 B1 KR101433258 B1 KR 101433258B1 KR 1020080047718 A KR1020080047718 A KR 1020080047718A KR 20080047718 A KR20080047718 A KR 20080047718A KR 101433258 B1 KR101433258 B1 KR 101433258B1
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South Korea
Prior art keywords
terminal
location
information
feedback
position information
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KR1020080047718A
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Korean (ko)
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KR20090121695A (en
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김창영
박주열
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에스케이텔레콤 주식회사
에스케이플래닛 주식회사
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Priority to KR1020080047718A priority Critical patent/KR101433258B1/en
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Abstract

The present invention relates to a terminal positioning system and a control method thereof, and more particularly, And acquiring positional information of the other terminal using the basic positioning information received from the other terminal in response to the request, receiving feedback information on correction of the positional information received from the other terminal user with respect to the obtained positional information, And a location control server for updating the location database with respect to the location information.

Therefore, it is expected that the service quality of the location based service (LBS) is improved, the use of the related service is increased, and the location of the other party is easily identified.

Basic positioning information, feedback, confidence range

Description

[0001] The present invention relates to a terminal positioning system and a control method thereof,

The present invention relates to a terminal positioning system and a control method thereof, and more particularly, to a terminal positioning system and a control method thereof that determine whether information fed back from a terminal (user) The present invention relates to a terminal positioning system and a control method thereof that can improve an error of a positioning result by updating a location database.

In the current location-based service (LBS), reliability is greatly reduced (large error) when using a terminal without GPS or using a positioning service indoors. In other words, when using the Cell-ID scheme, the error is based on the radius of the base station transceiver subsystem (BTS). Therefore, the error may be 500 m or more, and even if the Nework positioning method (pCell) There is an error, which is a problem. In order to reduce such errors, various methods using RF parameters have been attempted, but there has been a limit to improving the error using one-way positioning results.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a positioning system that updates the position database by receiving feedback on the current position of the terminal from the positioning target terminal with respect to the position information of the terminal measured and obtained by the terminal positioning system, And a control method of the terminal positioning system capable of receiving position information.

That is, an object of the present invention is to provide a method and apparatus for measuring position information of a mobile station using a base station position information provided from a mobile station, Acquiring a position acquiring unit; Determining whether the position information fed back from the user of the other terminal is within a confidence range for the acquired position information, and if the position information is within the trust range, A control unit for updating the location database of the mobile terminal; And a location control unit for providing location information of the other terminal to the terminal based on the updated location database, and a control method thereof.

In order to achieve the above object, a terminal positioning system according to an aspect of the present invention includes: a terminal requesting to measure a position of another terminal; And acquiring positional information of the other terminal using the basic positioning information received from the other terminal in response to the request, receiving feedback information on correction of the positional information received from the other terminal user with respect to the obtained positional information, And a location control server for updating the location database with respect to the location information.

Preferably, the basic positioning information includes radio frequency related information of the terminal.

According to another aspect of the present invention, a positioning control server of a terminal positioning system according to another aspect of the present invention includes a base station for receiving a location measurement request from another terminal, A position acquiring unit acquiring position information; Determines whether the position information fed back from the user of the other terminal is within the confidence range, and if the position information is within the confidence range, corrects the obtained position information to include the position of the other terminal A control unit for updating the location database of the area; And a location providing unit for providing location information of the other terminal to the terminal based on the updated location database.

Preferably, the location information includes an address of an area including the location of the other terminal, a name of the feature of the area, and a section divided by the area.

Preferably, the compartment is divided into feature areas of the area including the roads, parks, and streams of the area.

Preferably, the number of divisions of the segment is proportional to a predetermined density including a population moving rate of the area, an average call volume, and a wireless Internet usage amount.

Preferably, the feedback is performed by the user of the other terminal selecting any one of the division of the region and the region of the region dividing the region on the map including the region.

Preferably, the control unit sets the feedback position information to the sub-position database when the feedback position information is within the confidence range of the position information acquired by the position obtaining unit, and if the sub-position database setting is repeated a predetermined number of times And updates the sub-location database to the location database.

According to another aspect of the present invention, there is provided a method of controlling a terminal positioning system, including: requesting position measurement of another terminal; Acquiring location information of the other terminal by receiving basic positioning information from the other terminal; Receiving feedback from the other terminal for the correction of the acquired position information; Determining whether the received positional information is within a confidence range with respect to the acquired positional information; Updating the location database of the region including the location of the other terminal in response to the fed-back location information when the distance is within the confidence range; And providing the location of the other terminal to the terminal based on the updated location database.

Preferably, the basic positioning information includes radio frequency related information of the terminal, the location information includes an address of an area including the location of the other terminal, a name of the feature of the area, and a section divided by the area .

Preferably, the step of receiving the feedback is performed by the user of the other terminal selecting any one of the segment of the region and the segment of the region dividing the region on the map corresponding to the region including the position of the other terminal . ≪ / RTI >

Preferably, the feedback performed by selecting the segment is performed as a terminal input to a specific one of the segments.

Preferably, the feedback performed by selecting the feature of the region is performed by selecting the position of the other terminal when the feature on the map is generated by manipulation of the terminal input means can do.

Preferably, the step of determining whether the fed-back position information is within the confidence range is determined based on a difference between the obtained position information and the RF-related information of the feedback position information. / RTI >

Preferably, the updating of the location database may include: setting the feedback location information to a sub-location database when the feedback location information is within the trust range of the location information acquired by the location obtaining unit; And updating the quasi-location database to the location database when the quasi-location database setting is repeated a predetermined number of times.

According to another aspect of the present invention, there is provided a control method for a positioning control server, the method including receiving basic positioning information from another terminal in response to a position measurement request from the other terminal, Obtaining; Determining whether the position information fed back from the other terminal for the correction of the acquired position information is within a confidence range with respect to the obtained position information; Updating the location database of the region including the location of the other terminal in response to the fed-back location information when the distance is within the confidence range; And providing the location of the other terminal to the terminal based on the updated location database.

According to the present invention, by receiving feedback from the positioning target terminal about the positional information acquired by the terminal positioning system, when the feedback positional information is within the confidence range with respect to the acquired positional information, The positioning error of the terminal can be improved by updating the location database of the area and providing the location information of the terminal based on the updated location database.

Therefore, it is expected that the service quality of the location based service (LBS) is improved, the use of the related service is increased, and the location of the other party is easily identified.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a terminal positioning system according to an embodiment of the present invention.

Referring to FIG. 1, a terminal positioning system according to an embodiment of the present invention includes a terminal 100, a positioning control server 300, and other terminals 500 (which may be implemented as mandatory / optional components in some cases) do.

The terminal 100 may be a portable terminal equipped with a wireless Internet function such as a cellular phone or a PDA and may request the positioning control server 300 to measure the position of another terminal 500.

The positioning control server 300 measures the position of another terminal 500 according to a request of the terminal 100 and includes a position obtaining unit 310, a control unit 330, and a position providing unit 350.

The position acquiring unit 310 acquires the position information of the other terminal 500 directly by using the basic positioning information stored in the other terminal 500 according to the position measurement request for the other terminal 500 through the terminal 100, Can be obtained. Herein, the basic positioning information includes basic information such as RSSI, Ec / Io, PN (Strength, Phase), and Network information (including position and length information when the position obtaining unit 310 has a GPS positioning function) Radio frequency (RF) related information, and the location information includes an address of an area including the location of the terminal, a name of the feature of the area, and a section divided by the area.

Meanwhile, the obtained location information is provided to the terminal 100 and the other terminal 500, and the user of the other terminal 500 can check the obtained location information and feedback on the location of the current terminal. Here, the feedback can be used to correct the error of the position information obtained by the position obtaining unit 310, which will be described later with reference to FIG. 2 and FIG.

The control unit 330 controls the functions of the positioning control server 300 to operate normally. In particular, the control unit 330 updates the location database according to whether or not the positional information fed back to the acquired positional information is within the confidential range can do.

That is, when the position information obtained by the position obtaining unit 310 is provided to the other terminal 500 and the user of the other terminal 500 confirms the obtained position information and feeds back the position of the current terminal, The control unit 330 may determine whether the positional information fed back from the user of the other terminal 500 is in the trust range with respect to the positional information obtained by the positional obtaining unit 310. [ Here, the reliability range can be realized when the radio frequency difference between the acquired position information and the feedback position information is about 10% (which can be increased or decreased depending on the system design).

The controller 330 may update the location database of the region including the location of the other terminal in response to the fed-back location information when the fed-back location information is within the range of the acquired location information.

The location database update will be described in more detail. If the feedback location information is within the above-described confidence range with respect to the acquired location information, the control unit 330 sets the feedback location information to a minor location database. If the quasi-location database setting by this feedback is repeated a predetermined number of times (which can be set in an appropriate number according to the system design), the quasi-location database can be updated to the official location database. By correcting the error of the positional information obtained by the position obtaining unit 310 according to the update by the controller 330, it is possible to provide a positioning system that is more accurate than the database based on the system built in the system design.

The position providing unit 350 provides the position information of the obtained other terminal 500. The position providing unit 350 preferably transmits the position information of the other terminal 500 to the terminal 330 based on the position database updated by the controller 330 100).

FIG. 2 is an explanatory diagram of position information feedback by 'division' selection according to an embodiment of the present invention, and FIG. 3 is a diagram illustrating an example of position information feedback by 'feature' selection according to an embodiment of the present invention. FIG.

As shown in FIG. 2, the location information obtained according to an embodiment of the present invention may be provided to another terminal 500 in the form of a map divided into 'compartments'. In this case, the compartment is divided into an appropriate number of compartments according to the key (button) configuration of the terminal based on the feature of the area including the road, the park, and the river in the area including the location of the terminal (E.g., 12 segments assigned to 0 to 9, #, and * keys in FIG. 2). Here, the number of the compartments may be divided in proportion to a predetermined density including the population moving rate of the area, the average call volume, and the wireless Internet usage amount. For example, the higher the density, the more subdivided the compartments .

The user of the other terminal 500 confirms the position of the other terminal (himself) obtained on the map divided by the segment and displays it on the map (By touching the relevant key in the case of a touch-screen terminal or inputting a corresponding key button).

As shown in FIG. 3, the location information obtained according to an embodiment of the present invention may be provided to another terminal in the form of a map in which the name of the feature is displayed. When the provided map is pointed to a specific feature by manipulating the input means of the terminal (direct key operation in the case of a directional key operation or touch screen method), the corresponding feature is displayed in a color of interest, The user can input the selection key when the feature corresponding to the position of the user is displayed.

Meanwhile, the feedback method of FIGS. 2 and 3 may be implemented at the same time, so that the feedback may be performed by selecting the segment or feature according to the user and region characteristics.

4 is a flowchart illustrating a method of controlling a terminal positioning system according to an embodiment of the present invention.

Hereinafter, the operation procedure of the control method of the terminal positioning system according to the embodiment of the present invention will be described with reference to FIG.

The terminal 100 requests location measurement of another terminal (S101).

The location acquisition unit 310 receives the basic positioning information from the other terminal 500 and acquires the location information of the other terminal (S102).

And receives feedback from the other terminal 500 about the obtained location information (S103). Here, the feedback can be performed by selecting one of the segments of the region or the segment of the corresponding region on the map corresponding to the region including the position of the other terminal, And the respective feedbacks are the same as those described above.

The control unit 330 determines whether the feedback position information is within the confidence range with respect to the acquired position information (S104).

If the determination result is within the confidence range, the controller 330 updates the location database of the area including the location of the other terminal 500 in response to the fed-back location information (S105). Here, the location database update is set to a semi-position database when the feedback position information is within the confidence range of the position information acquired by the position obtaining unit, and when the same sub-position database setting is repeated a predetermined number of times, And updating it to the location database.

The position providing unit 350 provides the position of the other terminal 500 to the terminal 100 based on the updated position database (S106).

Although not shown, a method of controlling a positioning control server of a terminal positioning system according to an embodiment of the present invention will now be described briefly. When a terminal 100 receives a position measurement request from another terminal 500, Obtains the location information of the other terminal 500 by receiving the basic positioning information from the terminal 500; Determine whether the position information fed back from the terminal (500) with respect to the obtained position information is within a range of confidence with respect to the obtained position information; Updates the location database of the area including the location of the other terminal 500 in response to the fed-back location information, if it is within the trust range; And providing the location of the other terminal 500 to the terminal 100 based on the updated location database (the description of the control method of the terminal positioning system with reference to FIG. 4 and the difference between the subject (or perspective) Only the core content is the same).

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the present invention as defined by the following claims It can be understood that

The present invention relates to a terminal positioning system and a control method thereof, and more particularly, to a terminal positioning system and a control method thereof that determine whether information fed back from a terminal (user) The present invention relates to a terminal positioning system and a control method thereof that can improve an error of a positioning result by updating a location database.

According to the present invention, when the positional information acquired by the terminal positioning system is fed back from the positioning target terminal and the feedback positional information is within the confidence range with respect to the acquired positional information, And provides the location information of the terminal based on the updated location database. Thus, the positioning error of the terminal can be improved, thereby improving the service quality of the location-based service (LBS) It is expected that it will be more accurate and convenient to manage the children '

1 is a block diagram of a terminal positioning system according to an embodiment of the present invention.

2 is an explanatory diagram of feedback by 'compartment' selection according to an embodiment of the present invention.

FIG. 3 is an explanatory diagram of feedback by 'feature feature' selection according to an embodiment of the present invention.

4 is a flowchart illustrating a method of controlling a terminal positioning system according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS FIG.

100: terminal 300: positioning control server

310: position acquiring unit 330:

350: Location provider 500: Other terminal

Claims (16)

delete delete A positioning control server of a terminal positioning system, A position acquiring unit for acquiring position information of the other terminal using basic positioning information received from the other terminal according to a position measurement request for the other terminal; Determines whether the position information fed back from the user of the other terminal is within the confidence range, and if the position information is within the confidence range, corrects the obtained position information to include the position of the other terminal A control unit for updating the location database of the area; And And a location providing unit for providing location information of the other terminal to the terminal based on the updated location database, Wherein the feedback is performed by the user of the other terminal selecting any one of the division of the region dividing the region on the map including the region and the region of the region. The method of claim 3, Wherein the location information includes at least one of an address of an area including the location of the other terminal, a name of the feature of the area, and a block dividing the area. 5. The method of claim 4, Wherein the segment is divided into a base point based on the feature of the region including the road, the park, and the river in the region. 6. The method of claim 5, Wherein the number of divisions of the segment is proportional to a density including at least one of a population moving rate, an average call volume, and a wireless Internet usage amount of the area. delete The method of claim 3, Wherein the control unit sets the feedback position information to a sub-position database when the feedback position information is within the confidence range of the position information acquired by the position obtaining unit, and, when the sub-position database setting is repeated a predetermined number of times, To the location database. A method of controlling a terminal positioning system, Requesting position measurement of another terminal; Acquiring location information of the other terminal by receiving basic positioning information from the other terminal; Receiving feedback from the other terminal for the correction of the acquired position information; Determining whether the feedback position information is within a confidence range for the acquired position information; Updating the location database of the region including the location of the other terminal in response to the fed-back location information when the distance is within the confidence range; And And providing the location of the other terminal to the terminal based on the updated location database, Wherein the step of determining whether the fed-back position information is within the confidence range is determined based on a difference between the obtained position information and the RF-related information of the feedback position information. . 10. The method of claim 9, Wherein the basic positioning information includes radio frequency related information of the terminal and the location information includes at least one of an address of an area including the position of the other terminal, a name of the feature of the area, Wherein the control unit is configured to control the positioning of the terminal. 10. The method of claim 9, Wherein the step of receiving the feedback is performed by the user of the other terminal selecting any one of the division of the region divided by the region on the map corresponding to the region including the position of the other terminal and the feature of the region. A method of controlling a positioning system. 12. The method of claim 11, Wherein the feedback performed by selecting the segment is performed as a terminal input to a specific one of the segments. 12. The method of claim 11, Wherein the feedback performed by selecting the feature of the region is performed by selecting the position of the other terminal when the feature on the map is detected by manipulation of the terminal input means Way. delete 10. The method of claim 9, Wherein the location database updating step comprises: Setting the feedback position information to a semi-position database when the feedback position information is within the confidence range of the position information obtained by the position obtaining unit; And And updating the quasi-location database to the location database when the quasi-location database setting is repeated a predetermined number of times. delete
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KR102196391B1 (en) 2020-04-09 2020-12-29 박병천 System for collecting exhaust gas generated in restaurants and removing odors from the exhaust gas

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CN102457806A (en) * 2010-10-29 2012-05-16 中兴通讯股份有限公司 Positioning method and device for cluster system
KR102297436B1 (en) * 2015-05-26 2021-09-03 한국전자통신연구원 Server and method for detecting location using beacon
EP4114100A4 (en) * 2020-03-30 2023-08-23 Huawei Technologies Co., Ltd. Method and apparatus for controlling positioning confidence score

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