WO2015041508A1 - Dispositif mobile et procédé d'affichage d'un emplacement, et dispositif de génération d'ondes sonores permettant de générer des ondes sonores - Google Patents

Dispositif mobile et procédé d'affichage d'un emplacement, et dispositif de génération d'ondes sonores permettant de générer des ondes sonores Download PDF

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Publication number
WO2015041508A1
WO2015041508A1 PCT/KR2014/008857 KR2014008857W WO2015041508A1 WO 2015041508 A1 WO2015041508 A1 WO 2015041508A1 KR 2014008857 W KR2014008857 W KR 2014008857W WO 2015041508 A1 WO2015041508 A1 WO 2015041508A1
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WIPO (PCT)
Prior art keywords
sound wave
location
location information
mobile device
sound
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Application number
PCT/KR2014/008857
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English (en)
Korean (ko)
Inventor
정희석
진세훈
이형엽
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(주)파워보이스
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Publication date
Application filed by (주)파워보이스 filed Critical (주)파워보이스
Publication of WO2015041508A1 publication Critical patent/WO2015041508A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves

Definitions

  • the present invention relates to a mobile device and method for indicating a location, and to a sound wave generator for generating sound waves.
  • the position information system refers to a system for measuring the position of a moving object by distance and speed.
  • the location information system is used for road guidance services such as navigation, and tracks the user's location to provide the user with the direction and time to go.
  • the location information system obtains location information by tracking a location through a satellite using a global positioning system (GPS) outdoors.
  • GPS global positioning system
  • location information is acquired using a wireless access device (AP) such as Wi-Fi.
  • AP wireless access device
  • Korean Patent Laid-Open Publication No. 2013-0091082 discloses an indoor location guidance system using a wireless AP and an acceleration sensor and a method thereof.
  • An object of the present invention is to provide a system, an apparatus, and a method for providing location information using sound waves without a separate wireless communication connection. Since no wireless access devices are used, the cost of establishing a line for networking is reduced. It is intended to provide a system, apparatus, and method for providing accurate location information by reducing interference caused by external factors.
  • the technical problem to be achieved by the present embodiment is not limited to the technical problems as described above, and further technical problems may exist.
  • an embodiment of the present invention is a sound wave receiving unit for receiving sound waves generated by a sound wave generating apparatus installed in a structure, a location information acquisition unit for obtaining position information based on the sound wave and
  • the mobile device may include a display unit configured to display a location indicator corresponding to the location information as a location of the mobile device in a map screen of the structure.
  • the method may further include receiving sound waves generated by a sound wave generating apparatus installed in a structure, obtaining position information based on the sound waves, and placing a position indicator corresponding to the position information in a map screen for the structure. It is possible to provide a location display method comprising displaying as a location of a device.
  • Another embodiment of the present invention includes a sound wave output unit installed in the structure and outputs a sound wave corresponding to the sound wave data, the sound wave data corresponds to the predetermined position information, the sound wave, the mobile device to correspond to the position information
  • a device may be provided to display a location indicator as a location of a mobile device in a map screen for the structure.
  • any one of the problem solving means of the present invention described above it is possible to provide a system, an apparatus, and a method capable of providing location information using sound waves without a separate wireless communication connection. Since no wireless access device is used, existing power lines can be shared and used to reduce the cost of establishing a line for networking. It is possible to provide a system, apparatus, and method for providing accurate location information by reducing interference by external factors.
  • the output gain of the sound wave generator can be adjusted to minimize the interference between the sound wave generators, and can pass through a partition such as a glass wall. Due to the absent nature of the sound waves, it is possible to precisely distinguish between the case where the partition is located inside and outside.
  • the location of the mobile device can be displayed by using a sound wave generator, so that it is possible to distinguish which floor the mobile device is located in (eg, the 4th basement or 6th floor of the A building) in a structure composed of a plurality of floors. Can be.
  • FIG. 1 is a block diagram of a position display system according to an embodiment of the present invention.
  • FIG. 2 is a block diagram of a mobile device according to an embodiment of the present invention.
  • FIG. 3 is a view for explaining the operation of the mobile device according to an embodiment of the present invention.
  • FIG. 4 is a flowchart illustrating an example of a process of displaying a location indicator on a map screen by each component included in the location display system of FIG. 1.
  • FIG. 5 is a flowchart illustrating an example of a process in which a location indicator updated by each component included in the location display system of FIG. 1 is displayed on a map screen.
  • FIG. 6 is a block diagram of a device according to an embodiment of the present invention.
  • FIG. 7 is a flowchart illustrating a method of displaying a location of a mobile device according to an embodiment of the present invention.
  • the term 'unit' includes a unit realized by hardware, a unit realized by software, and a unit realized by both.
  • one unit may be realized using two or more pieces of hardware, and two or more units may be realized by one piece of hardware.
  • Some of the operations or functions described as being performed by a terminal or a device in the present specification may instead be performed in a server connected to the terminal or device. Similarly, some of the operations or functions described as being performed by the server may be performed by a terminal or a device connected to the server.
  • the location display system 1 includes a mobile device 100, a device 200, and a server 300.
  • the device 200 refers to an acoustic generator. Since the position display system 1 of FIG. 1 is only an embodiment of the present invention, the present invention is not limitedly interpreted through FIG. 1, and various applications are possible from FIG. 1.
  • Each component of the position indication system 1 of FIG. 1 is generally connected via a network.
  • the server 300 may be connected to the mobile device 100 and the device 200 through a network.
  • the network refers to a connection structure capable of exchanging information between respective nodes such as terminals and servers.
  • Examples of such a network include a 3rd generation partnership project (3GPP) network and a long term evolution (LTE) network.
  • 3GPP 3rd generation partnership project
  • LTE long term evolution
  • WWIX World Interoperability for Microwave Access
  • Internet Local Area Network
  • WLAN Wireless Local Area Network
  • WAN Wide Area Network
  • PAN Personal Area Network
  • Bluetooth Bluetooth
  • satellite broadcasting networks analog broadcasting networks
  • DMB Digital Multimedia Broadcasting
  • the mobile device 100 receives a sound wave generated by the sound wave generator 200 by executing a map application.
  • the sound wave generator 200 refers to a device 200 installed in a structure such as a building, and the sound wave generated from the sound wave generator 200 may be selected as a frequency within a range of 15000 Hz to 24000 Hz. At this time, the installed position of the device 200 may include indoors or outdoors of the structure.
  • the mobile device 100 obtains location information using sound waves.
  • the mobile device 100 may decode sound waves using a sound QR decoder and generate a unique code of the sound wave generator.
  • the mobile device 100 may obtain location information from a database using a unique code.
  • the mobile device 100 receives the first sound wave from the sound wave generator 200 installed in the first position 101.
  • the mobile device 100 decodes the first sound wave to generate a unique code of the sound wave generator as 'CX0001', and the sound wave generator 200 is installed at the 'COEX inlet' from the database by using the generated unique code.
  • the mobile device 100 may acquire information indicating that the mobile device 100 is located near the 'COEX entrance'.
  • the mobile device 100 receives the second sound wave from the sound wave generator 200 installed at the second position 102.
  • the mobile device 100 decodes the second sound wave to generate a unique code of the sound wave generator as 'SH0002', and the sound wave generator 200 is installed in the 'coffee bean store' from the database using the generated unique code.
  • the mobile device 100 may obtain information that is located near the 'coffee bean store'.
  • the mobile device 100 displays a location indicator corresponding to the location information in the map screen.
  • the mobile device 100 may display the location indicator based on the location information and the magnitude of the energy.
  • the mobile device 100 when the mobile device 100 is located in the vicinity of the first location 101, the mobile device 100 displays the location indicator at the 'coex entrance' which is the first location 101 in the map screen. can do. At this time, when the mobile device 100 moves from the first position 101 to the second position 102, the magnitude of the energy of the sound wave of the sound wave generator 200 installed in the first position 101 becomes smaller and smaller. The magnitude of the energy of the sound wave of the sound wave generator 200 installed at the second position 102 may be increased.
  • the mobile device 100 may move the position indicator displayed on the 'Coex entrance' in the map screen to move away from the 'Coex entrance'.
  • the mobile device 100 may move the location indicator closer to the 'coffee bean store' in the map screen. At this time, more accurate position movement can be displayed by calibrating the geomagnetic sensor and the acceleration sensor included in the mobile device.
  • a partition A such as a glass wall, may be present between the first position 101 and the second position 102.
  • the distance between the sound wave generator 200 installed in the first position 101 and the sound wave generator 200 installed in the second position 102 is close, sound waves can pass through the partition A such as a glass wall.
  • the mobile device 100 can more accurately display the location indicator as the location of the mobile device.
  • one of the sound wave generators 200 may cover a radius of about 5m of the installed location.
  • An example of such a mobile device 100 is a wireless communication device that ensures portability and mobility, and includes a personal communication system (PCS), a global system for mobile communications (GSM), a personal digital cellular (PDC), and a personal handyphone system (PHS).
  • PCS personal communication system
  • GSM global system for mobile communications
  • PDC personal digital cellular
  • PDA personal handyphone system
  • IMT International Mobile Telecommunication
  • CDMA Code Division Multiple Access
  • W-CDMA W-Code Division Multiple Access
  • WBRO Wireless Broadband Internet
  • smartphone All kinds of handheld based wireless communication devices such as smart phones, smart pads, tablet PCs, etc. may be included, but the present invention is not limited thereto.
  • the device 200 is installed inside a structure such as a building to receive location information from the server 300 and store sound wave data corresponding to the location information.
  • the device 200 may refer to a sound wave generator.
  • the device 200 may store sound wave data corresponding to a position of 'COEX inlet'.
  • the device 200 may store sound wave data corresponding to a location of a coffee bean store.
  • the device 200 outputs sound waves corresponding to sound wave data.
  • the sound wave generator may generate sound waves corresponding to position information of the sound wave generator.
  • the device 200 may cause the mobile device 100 to display a location indicator corresponding to the location information by using the output sound wave. For example, when the device 200 is installed at the 'COEX inlet' and the mobile device 100 is located near the device 200, the device 200 generates sound waves corresponding to the location information of the 'COEX inlet'.
  • the mobile terminal 100 may display a location indicator corresponding to the location information 'COEX entrance'.
  • the server 300 transmits the location information to the sound wave generator 200.
  • the server 300 receives the location and the unique number of the sound wave generator 200 through the administrator interface, and the position information including the location and the unique number of the registered sound wave generator 200 corresponding sound wave generator And transmit to 200.
  • the sound wave generator 200 may transmit the registered position information to the sound wave generator 200 so that the sound wave generator 200 generates sound waves corresponding to the position information.
  • the server 300 may update the location information through communication with the mobile device 100. For example, when the mobile device 100 moves from the first location 101 to the second location 102, the server 300 updates the location information of the mobile device 100 to the second location 102.
  • the mobile device 100 may be provided to the mobile device 100.
  • FIG. 2 is a block diagram of a mobile device 100 according to an embodiment of the present invention.
  • the mobile device 100 includes a sound wave receiver 110, a location information acquirer 120, and a display 130.
  • the mobile device 100 shown in FIG. 2 is only one implementation example of the present invention, and various modifications are possible based on the components shown in FIG. 2.
  • the sound wave receiver 110 receives sound waves. At this time, the sound waves are generated by a sound wave generator installed inside or outside the structure.
  • the sound wave includes an inaudible sound wave frequency band corresponding to a sound code, and the inaudible sound wave frequency band may be a frequency band within a range of 15000 Hz to 24000 Hz.
  • the sound wave receiver 110 may receive sound waves periodically at predetermined time intervals.
  • the sound wave receiver 110 may receive a sound wave at a period of, for example, 5 seconds to 10 seconds by using a built-in microphone.
  • the sound wave received in a period of 5 seconds to 10 seconds may request the server 300 to update the location information through the application execution unit 140.
  • the display unit 130 displays the location indicator corresponding to the location information as the location of the mobile device 100 in the map screen for the structure.
  • the sound wave generator which is the device 200
  • the sound wave is the first sound wave
  • the position information includes the first position information.
  • the first location information is the entrance of the building.
  • the position information obtaining unit 120 may obtain the second position information by using the second sound wave. have.
  • the second location information is a coffee shop.
  • the display unit 130 may move the location indicator displayed at the entrance to the coffee shop based on the second location information.
  • the display unit 130 may display the position indicator based on the magnitude of the energy of the sound wave. At this time, when the magnitude of the energy of the sound wave is gradually increased, the display unit 130 may move the position indicator to be closer to the place corresponding to the position information. In addition, when the magnitude of the energy of the sound wave becomes smaller, the display unit 130 may move the position indicator to move away from the place corresponding to the position information. For example, suppose a user moves from the entrance of a building to a coffee shop located within the building. At this time, the magnitude of the energy of the sound wave at the entrance becomes smaller and smaller, and the magnitude of the energy at the coffee shop may become larger. The display unit 130 may move the location indicator away from the entrance while moving the location indicator closer to the coffee shop.
  • the mobile device 100 further includes an application execution unit 140 and an energy size determination unit 150.
  • the application executor 140 may execute the map application based on the selection input from the user interface.
  • the application execution unit 140 may update the location information through communication with the server 300. For example, when the mobile device 100 moves from the first location 101 to the second location 102, the application executor 140 moves to the second location 102 through communication with the server 300. The location information of the updated mobile device 100 may be received.
  • the energy magnitude determiner 150 determines the magnitude of the energy of the sound wave. At this time, the frequency of the sound wave may be selected within the range of 15000 Hz or more and 24000 Hz or less.
  • the display 130 may display the location indicator based on the location information and the magnitude of the energy. For example, when the mobile device 100 is located in the vicinity of the first location 101, the display unit 130 may display a location indicator at 'coex entrance' which is the first location 101 in the map screen. . In this case, when the mobile device 100 moves from the first position 101 to the second position 102, the energy magnitude determining unit 150 may generate sound waves at the first position 101 and the second position 102. Can determine the magnitude of the energy.
  • the energy size determining unit 150 is the size of the energy of the sound wave of the sound wave generator 200 installed in the first position 101 is gradually reduced, the size of the sound wave generator 200 installed in the second position (102) It can be judged that the magnitude of the energy of the sound wave is getting bigger. For example, when the mobile device 100 moves from the 'COEX entrance' of the first location 101 to the 'coffee bean store' of the second location 102, the energy sizing unit 150 determines the 'COEX entrance'. It can be judged that the magnitude of the energy of the sound wave generating device installed in the 'small', and the magnitude of the energy of the sound wave generating device installed in the 'coffee bean shop' is increasing.
  • the display unit 130 may move the position indicator displayed on the 'Coex entrance' in the map screen to move away from the 'Coex entrance'. In addition, the display unit 130 may move the location indicator closer to the 'coffee bean store' in the map screen.
  • the server 300 transmits location information to the device 200 (S410).
  • the device 200 may be the sound wave generator 200.
  • the device 200 generates sound waves corresponding to the location information (S420).
  • the mobile device 100 executes the map application (S430) and receives sound waves generated from the device 200 (S440).
  • the mobile device 100 requests the server 300 for location information on the received sound wave (S450).
  • the server 300 transmits the requested location information to the mobile device 100 (S460).
  • the mobile device 100 obtains the location information (S470), and displays a location indicator corresponding to the location information in the map screen (S480).
  • FIG. 5 is a flowchart illustrating an example of a process of displaying, on a map screen, a location indicator updated by components included in the location display system of FIG. 1.
  • the device 200 generates sound waves (S510).
  • the device 200 may be a sound wave generator.
  • the mobile device 100 receives the sound wave (S520), and requests the server 300 to update location information on the received sound wave (S530).
  • the server 300 transmits the updated location information to the mobile device 100 (S540).
  • the mobile device 100 obtains the location information and determines the energy level of the sound wave (S550).
  • the mobile device 100 displays the location indicator in the map screen based on the location information and the energy level (S560).
  • the device 200 may include a storage 210 and a sound wave output 220.
  • the device 200 is a sound wave generator, and may be installed in a building that is a structure.
  • the device 200 illustrated in FIG. 6 is just one implementation example of the present disclosure, and the device 200 may be modified in various forms based on the components illustrated in FIG. 6.
  • anyone with knowledge can understand. For example, components and functionality provided within those components may be combined into a smaller number of components or further separated into additional components.
  • the storage unit 210 stores sound wave data corresponding to the location information.
  • the location information is mapped to the serial number of the device 200
  • the storage unit 210 may receive the location information corresponding to the installation location of the device 200 from the server 300.
  • the storage unit 210 may store sound wave data corresponding to the location information 'COEX inlet'.
  • the sound wave output unit 220 is installed inside or outside the structure to output sound waves corresponding to sound wave data.
  • the sound wave data corresponds to predetermined position information, and the position information may correspond to a position where the sound wave output unit 220 is installed.
  • the sound wave is generated by a kind of sound QR (SQ) code, and includes an inaudible sound wave frequency band.
  • the inaudible sound wave frequency band may be a frequency band within a range of 15000 Hz or more and 24000 Hz or less.
  • the sound wave output through the sound wave output unit 220 may cause the mobile device 100 to display a location indicator corresponding to the location information as the location of the mobile device 100 on the map screen for the structure.
  • FIG. 7 is a flowchart illustrating a method of displaying a location of a mobile device according to an embodiment of the present invention.
  • the location display method performed by the mobile device 100 according to the embodiment shown in FIG. 7 includes steps processed in time series in the location display system 1 according to the embodiment shown in FIG. 1.
  • the contents already described with respect to the location display system 1 according to the embodiment shown in FIG. 1 are displayed by the mobile device 100 according to the embodiment shown in FIG. 7. The same applies to the method.
  • the sound wave receiver 110 of the mobile device 100 receives sound waves generated by the sound wave generator installed in the structure.
  • the location information acquisition unit 120 of the mobile device 100 obtains location information based on sound waves.
  • the display unit 130 of the mobile device 100 displays the location indicator corresponding to the location information as the location of the mobile device 100 in the map screen for the structure.
  • steps S710 to S730 may be further divided into additional steps or combined into fewer steps, according to an embodiment of the present invention.
  • some steps may be omitted as necessary, and the order between the steps may be changed.
  • the location indicator display method described with reference to FIG. 7 may also be implemented in the form of a recording medium including instructions executable by a computer, such as a program module executed by the computer.
  • Computer readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media.
  • Computer readable media may include both computer storage media and communication media.
  • Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data.
  • Communication media typically includes computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transmission mechanism, and includes any information delivery media.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
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Abstract

La présente invention concerne, selon un mode de réalisation, un dispositif mobile permettant d'afficher un emplacement, et qui comprend : une unité de réception d'ondes sonores permettant de recevoir des ondes sonores générées par un dispositif de génération d'ondes sonores installé dans une structure ; une unité d'acquisition d'informations d'emplacement permettant d'acquérir des informations d'emplacement sur la base des ondes sonores ; et une unité d'affichage permettant d'afficher un indicateur d'emplacement correspondant aux informations d'emplacement sous la forme d'un emplacement du dispositif mobile dans un écran cartographique pour la structure.
PCT/KR2014/008857 2013-09-23 2014-09-23 Dispositif mobile et procédé d'affichage d'un emplacement, et dispositif de génération d'ondes sonores permettant de générer des ondes sonores WO2015041508A1 (fr)

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KR1020130112757A KR101617017B1 (ko) 2013-09-23 2013-09-23 음파에 기초하여 위치 표시자를 표시하는 모바일 디바이스 및 방법, 그리고 음파를 발생하는 음파 발생 장치
KR10-2013-0112757 2013-09-23

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CN105548999A (zh) * 2016-02-26 2016-05-04 大连海事大学 一种基于时频编址的落水集装箱探测定位方法及系统

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KR102600894B1 (ko) * 2015-04-02 2023-11-13 삼성전자주식회사 전자 장치를 이용한 위치 측정 장치 및 방법
KR102229399B1 (ko) * 2019-08-20 2021-03-23 한국철도기술연구원 철도역사의 위치 측위 시스템 및 방법

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JPH11355882A (ja) * 1998-06-09 1999-12-24 Mitsubishi Electric Corp 音源位置解析装置
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KR20130063704A (ko) * 2011-12-07 2013-06-17 주식회사 엘지유플러스 음파 통신을 이용하여 위치 기반 서비스를 제공하기 위한 시스템, 서버, 방법, 및 기록 매체

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JPH09145822A (ja) * 1995-11-29 1997-06-06 Denshi Kogyo Kk 空中移動体位置測定装置
JPH11355882A (ja) * 1998-06-09 1999-12-24 Mitsubishi Electric Corp 音源位置解析装置
KR20000065273A (ko) * 1999-04-01 2000-11-06 선우중호 음원의 위치추적 시스템
KR20130063704A (ko) * 2011-12-07 2013-06-17 주식회사 엘지유플러스 음파 통신을 이용하여 위치 기반 서비스를 제공하기 위한 시스템, 서버, 방법, 및 기록 매체

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105548999A (zh) * 2016-02-26 2016-05-04 大连海事大学 一种基于时频编址的落水集装箱探测定位方法及系统
CN105548999B (zh) * 2016-02-26 2018-03-06 大连海事大学 一种基于时频编址的落水集装箱探测定位方法及系统

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