KR20100028395A - A system and method for searching a position of goods using a radio frequency identification tag and a sound device - Google Patents

A system and method for searching a position of goods using a radio frequency identification tag and a sound device Download PDF

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Publication number
KR20100028395A
KR20100028395A KR1020080087415A KR20080087415A KR20100028395A KR 20100028395 A KR20100028395 A KR 20100028395A KR 1020080087415 A KR1020080087415 A KR 1020080087415A KR 20080087415 A KR20080087415 A KR 20080087415A KR 20100028395 A KR20100028395 A KR 20100028395A
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KR
South Korea
Prior art keywords
tag
identification information
frequency signal
article
radiation frequency
Prior art date
Application number
KR1020080087415A
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Korean (ko)
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정지완
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정지완
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Publication date
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Priority to KR1020080087415A priority Critical patent/KR20100028395A/en
Publication of KR20100028395A publication Critical patent/KR20100028395A/en

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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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10198—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves setting parameters for the interrogator, e.g. programming parameters and operating modes
    • G06K7/10217—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves setting parameters for the interrogator, e.g. programming parameters and operating modes parameter settings controlling the transmission power of the interrogator
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10366—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications
    • G06K7/10376—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications the interrogation device being adapted for being moveable
    • G06K7/10386—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications the interrogation device being adapted for being moveable the interrogation device being of the portable or hand-handheld type, e.g. incorporated in ubiquitous hand-held devices such as PDA or mobile phone, or in the form of a portable dedicated RFID reader
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources

Abstract

PURPOSE: A method for searching a location of an item using an RF(radio frequency) identifying tag and an audio device and a system thereof are provided to attach a location tracking device with an RFID tag and an audio generating device to a management target item in order to track a location of a corresponding item. CONSTITUTION: Location tracking devices(115,125,135) includes electronic tags and audio devices. The electronic tags transmit saved tag identifying information. The audio devices output saved acoustic signals. A portable terminal apparatus(140) transmits an RF signal to the electronic tags. The portable terminal apparatus displays the tag identifying information with product identifying information corresponding to the tag identifying information.

Description

A system and method for searching a position of goods using a radio frequency identification tag and a sound device}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an article positioning system and method, and more particularly to an electronic tag that transmits stored tag identification information in response to a radio frequency signal received from a tag reader and a beep signal to indicate the location of the article in response to the radio frequency signal. The present invention relates to an electronic tag including an acoustic device for outputting and an article positioning system and method using the acoustic device.

A recognition system using an electronic tag is a type of automatic recognition technology, and refers to a medium recognition technology that reads data stored in an electronic tag having an integrated circuit chip or the like in a non-contact manner using radio frequency. In particular, an electronic tag is a very small chip having a function of accumulating and transmitting information, and contains identification information and detailed information of a product. When an electronic tag receives a high frequency signal from a tag reader, the electronic tag transmits the stored information to the tag reader. The electronic tag system has superior performance to the bar code system used in the related art in terms of recognition speed, recognition distance, recognition probability, and the like.

Electronic tags are divided into two types according to whether power is supplied. Firstly, the antenna tag and IC chip are composed of passive tags which receive power derived from a tag reader, and second antenna coil and IC chip, as well as a battery. For example, there is an active tag that continuously transmits identification information. Passive tags have the advantage of being very lightweight, inexpensive and semi-permanently available, but have the disadvantage of high power consumption, and active tags have the advantage of reducing the power required of the tag reader and having a long recognition distance. have.

On the other hand, in recent years, as the living environment has changed drastically, the types of portable products carried by each individual have become diverse. For example, it is expanding from general items such as precious metals, wallets, keys, glasses, bags and shoes to high-tech electronic devices such as mobile phones and digital cameras. However, as the kind of article expands, it becomes more difficult to accurately remember the position of the article present in the home, resulting in inconvenience. For example, the time required to find a house key or a car key on the way to work is a problem that can lead to being late to the company.

In order to solve the above problems, the Republic of Korea Patent Publication No. 2003-0055708 of the RF transmission and reception device for preventing loss and theft, and the Republic of Korea related to the loss prevention system for portable products based on a short-range wireless communication network. There is 0045407. However, these inventions, firstly, unnecessary power consumption occurs in that communication must always be made between the transmitter and the receiver, and second, there is a problem that it takes a long time to find the exact location of the lost article.

The technical problem to be solved by the present invention is to provide a device that allows the user to easily find the location of the article when the user does not know the current location of the particular article, specifically, the tag reader is close to the target article within a certain distance The present invention provides an article positioning system and method using an electronic tag and a sound device, which includes means for generating a beep sound and means for displaying information on an object.

Product location tracking system according to an embodiment of the present invention for solving the technical problem,

A position tracking device including an electronic tag transmitting stored tag identification information in response to a radiation frequency signal and an acoustic device outputting a stored sound signal in response to the radiation frequency signal, and transmitting the radiation frequency signal to the electronic tag; And a portable terminal device for receiving tag identification information from the electronic tag and displaying the tag identification information on the screen together with the article identification information corresponding to the tag identification information.

Preferably, the position tracking device, characterized in that it comprises a sound device for outputting a sound signal having a magnitude corresponding to the magnitude of the radiation frequency signal.

Preferably, the portable terminal device is characterized in that for transmitting a radiation frequency signal having a magnitude corresponding to the effective recognition distance set by the user.

Article location tracking method according to an embodiment of the present invention for solving the technical problem,

Transmitting the stored tag identification information in response to the radiation frequency signal, outputting the stored sound signal in response to the radiation frequency signal, and receiving the tag identification information together with the article identification information corresponding to the tag identification information. Characterized in that the step of displaying on the screen.

The article location tracking system and method according to the present invention is simple and convenient by attaching a location tracking device having an RFID tag and a sound generating device to the item to be managed, and tracking the location of the article using a tag reader. It is possible to find the location of the object to be managed so that there is an effect that can prevent unnecessary time. In particular, the distance for recognizing the target article can be adjusted according to the user's convenience, thereby providing a customized article tracking service.

In order to fully understand the present invention, the operational advantages of the present invention, and the objects attained by the practice of the present invention, reference should be made to the accompanying drawings which illustrate preferred embodiments of the present invention and the contents described in the drawings.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In describing the present invention, if it is determined that the detailed description of the related well-known configuration or function may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is a view showing an article location tracking system according to an embodiment of the present invention.

Referring to FIG. 1, the article location tracking system according to the present invention includes a article 110, 120, and 130, a location tracking device 115, 125, and 135 attached to the article, a portable terminal device 140 displaying article information, and And a tag reader 145 for receiving tag identification information. Hereinafter, these components will be described in detail.

The location tracking devices 115, 125, and 135 are attached to articles (such as watches, shoes, or bags) designated by the user, and include RFID ID electronic tags and sound devices. The position tracking devices 115, 125, and 135 transmit tag identification information stored in the internal integrated circuit chip to the tag reader 145 in response to the radiation frequency signal transmitted from the tag reader 145. In addition, the position tracking devices 115, 125, and 135 output acoustic signals indicating their position in response to the radiation frequency signal transmitted from the tag reader 145. The magnitude of the acoustic signal may be proportional to the magnitude of the radio frequency signal.

The tag reader 145 transmits a radiation frequency signal, receives tag identification information, and outputs the received tag identification information to the portable terminal 140. The portable terminal device 140 displays tag identification information input from the tag reader 145. In addition, the portable terminal 140 displays product identification information corresponding to the tag identification information. Product identification information is information input by the user. The portable terminal 140 outputs a control signal corresponding to the distance setting information to the tag reader 145. The tag reader 145 transmits the radiated frequency signal accordingly. The distance setting information is information input by the user.

2 is a block diagram illustrating an article tracking apparatus according to an exemplary embodiment.

Referring to FIG. 2, the article tracking device 200 according to the present invention includes an antenna 210, an integrated circuit chip 220, and an acoustic device 230. Hereinafter, these components will be described in detail.

Antenna 210 receives the radiated frequency signal transmitted from tag reader 145 shown in FIG. The antenna 210 outputs an induced current induced in an internal coil to the integrated circuit chip 220 and the acoustic device 230 according to a radiation frequency signal that changes with time. The integrated circuit chip 220 operates in response to an induced current input from the antenna 210 and transmits tag identification information stored in the internal memory to the tag reader 145 illustrated in FIG. 1 through the first antenna 210. do. The integrated circuit chip 220 includes a microprocessor for performing an operation and a memory for storing tag identification information.

The acoustic device 230 outputs an acoustic signal stored in the internal memory in response to an induced current input from the first antenna 210. The acoustic device 230 outputs an acoustic signal having a magnitude corresponding to the magnitude of the induced current through the speaker. The acoustic device 230 includes a microprocessor for performing an operation and a speaker for outputting an acoustic signal. On the other hand, the article tracking device 200 preferably employs an active tag having excellent recognition rate and recognition distance. The power source used for the active tag is preferably a 2.0V lithium ion battery.

3 is a block diagram illustrating an acoustic device according to an exemplary embodiment.

Referring to FIG. 3, the acoustic device 300 according to the present invention includes a distance measuring module 310, a controller 320, and a sound generating module 330. Hereinafter, these components will be described in detail.

The distance measuring module 310 measures the distance through the magnitude of the induced current output from the antenna 210 shown in FIG. 2, and outputs a corresponding logic signal. The logic signal represents the relative distance between the tag reader 145 and the location tracking devices 115, 125, 135 shown in FIG. 1. When the antenna 210 receives a radiation frequency signal that changes over time, the antenna 210 generates an induced current corresponding thereto and outputs the same to the acoustic device 230, so that the relative distance is inversely proportional to the magnitude of the induced current. The controller 320 outputs a control signal according to a logic signal output from the current measuring module 310 to the sound generating module 330.

The sound generating module 330 generates a sound signal according to a control signal output from the controller 320. The sound generating module 330 generates an acoustic signal having a magnitude proportional to the relative distance between the tag reader 145 and the position tracking devices 115, 125, and 135 shown in FIG. 1. Thus, the closer the tag reader 145 is to the position tracking device 115, 125, 135, the larger the magnitude of the acoustic signal. Meanwhile, the power supplied to the controller 320 may be supplied or cut off according to a user's operation, and the controller 320 may periodically calculate and display the remaining amount of the supply power.

4 is a block diagram illustrating a portable terminal device according to an embodiment of the present invention.

Referring to FIG. 4, the portable terminal device 400 according to the present invention includes an antenna 410, a tag reader 420, and an information processing device 430. Hereinafter, these components will be described in detail.

The antenna 410 periodically transmits a radiation frequency signal, and receives tag identification information transmitted from an RFID ID tag in response to the radiation frequency signal. The received tag identification information is output to the information processing device 430 through the tag reader 420. The tag reader 420 may include a microprocessor and may output a control signal for controlling the radiation frequency signal transmitted by the antenna 410. The tag reader 420 may adjust the magnitude of the radiation frequency signal transmitted through the antenna 410 in response to a control signal input from the information processing device 430.

The information processing apparatus 430 displays the tag identification information input from the tag reader 420 on the screen display window. The information processing apparatus 430 receives product identification information corresponding to each tag identification information from a user and stores the product identification information in a memory, and each time new tag identification information is input, the product identification information corresponding to the tag identification information is read from the memory and the screen display window is read. Mark on. The information processing apparatus 430 receives the tracking distance information about the effective arrival distance of the radiation frequency signal from the user, stores it in the memory, and outputs a control signal corresponding to the tracking distance information to the tag reader 420.

5 is a block diagram illustrating an information processing apparatus according to an exemplary embodiment.

Referring to FIG. 5, the information processing apparatus 500 according to the present invention includes a name input module 510, a microprocessor 520, and a distance setting module 530. Hereinafter, these components will be described in detail.

The name input module 510 is a module that allows a user to input product identification information (user-specific name) corresponding to the tag identification information (tag unique number), and provides an interface screen for inputting the name of the product. The microprocessor 520 stores the product identification information (user-specified name) input through the name input module 510 in a table form in the internal memory. When the tag identification information is input from the tag reader 145 shown in FIG. 1, the microprocessor 520 tracks the corresponding product identification information in the memory and simultaneously displays the tag identification information and the product identification information on the screen display window. .

The distance setting module 530 is a module that allows a user to set an effective reach distance of a radiation frequency signal, and provides an interface screen for inputting or selecting a recognition distance. The microprocessor 520 stores the distance setting information (effective recognition distance) input through the distance setting module 530 in the internal memory. The microprocessor 520 outputs a control signal for controlling the tag reader 145 shown in FIG. 1 according to the set effective recognition distance. The tag reader 145 controls the strength of the radiation frequency signal transmitted by the internal antenna according to the control signal input from the microprocessor 520.

6 is a detailed flowchart illustrating an article location tracking method according to an exemplary embodiment.

The user attaches the location tracking device including the electronic tag to the desired item (610). The electronic tag stores a tag identification number, and the location tracking device further includes an acoustic device for outputting a beep tone. The position tracking device may comprise a ring-shaped connection means that is easy to attach to the article. The tag identification number is extracted by using the tag reader connected to the portable terminal device to read the electronic tag (620). The tag identification number extracted by the portable terminal device is displayed on the screen.

The article name corresponding to the tag identification number extracted by the user is input (630). The entered article name can be changed. It is possible to attach and use the same electronic tag to another object article. An effective distance for recognizing the location of the article is set 640. The effective distance is preferably 0.5m to 3m. The position tracking of the article is started by transmitting a radiation frequency signal of intensity corresponding to the set effective distance (650). Location tracking of the article is performed by moving the portable terminal device.

When the object is present within the effective distance set by the portable terminal device, the tag identification information is received from the positioning apparatus attached to the object. The portable terminal searches for product identification information corresponding to the received tag identification information and displays it on the screen display (660). The acoustic device outputs the stored beep when the radiation frequency signal is received from the portable terminal (670). The loudness of the signal may vary depending on the relative distance. The user completes positioning of the object article (680).

The best embodiment has been disclosed in the drawings and specification. Although specific terms have been used herein, they are used only for the purpose of describing the present invention and are not used to limit the scope of the present invention as defined in the meaning or claims.

Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

1 is a view showing an article location tracking system according to an embodiment of the present invention.

2 is a block diagram illustrating an article tracking apparatus according to an exemplary embodiment.

3 is a block diagram illustrating an acoustic device according to an exemplary embodiment.

4 is a block diagram illustrating a portable terminal device according to an embodiment of the present invention.

5 is a block diagram illustrating an information processing apparatus according to an exemplary embodiment.

6 is a detailed flowchart illustrating an article location tracking method according to an exemplary embodiment.

Claims (4)

A system for tracking the location of an article using an electronic tag, A position tracking device including an electronic tag for transmitting stored tag identification information in response to a radiation frequency signal and an acoustic device for outputting a stored sound signal in response to the radiation frequency signal; And And a portable terminal device for transmitting the radiation frequency signal to the electronic tag and receiving tag identification information from the electronic tag and displaying the radio frequency signal on the screen together with the article identification information corresponding to the tag identification information. system. According to claim 1, The location tracking device, And an acoustic device for outputting an acoustic signal having a magnitude corresponding to that of said radiation frequency signal. The portable terminal device of claim 1, wherein And a radiation frequency signal having a magnitude corresponding to the effective recognition distance set by the user. In the method for tracking the location of the article using an electronic tag, Transmitting the stored tag identification information in response to the radiation frequency signal; Outputting a stored sound signal in response to the radiation frequency signal; And Receiving the tag identification information and displaying it on the screen together with the item identification information corresponding to the tag identification information.
KR1020080087415A 2008-09-04 2008-09-04 A system and method for searching a position of goods using a radio frequency identification tag and a sound device KR20100028395A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102663876A (en) * 2012-04-27 2012-09-12 江苏科技大学 Positioning system for quickly finding objects
KR200473609Y1 (en) * 2014-02-27 2014-07-18 권봉선 System for preventing steal of personal belongings
CN104794864A (en) * 2015-03-31 2015-07-22 广西智通节能环保科技有限公司 Alarm device for searching lost article
CN104867280A (en) * 2015-03-31 2015-08-26 广西智通节能环保科技有限公司 Multi-thread alarm apparatus for searching and finding lost articles
KR20160022503A (en) 2014-08-20 2016-03-02 이혜정 Safty vieod-phone with location aware function for portable goods
CN106815632A (en) * 2017-02-06 2017-06-09 沃科合众科技（北京）股份有限公司 A kind of RFID tag and Articla management system
KR101881054B1 (en) * 2017-01-23 2018-08-17 아주자동차대학 산학협력단 Location Tracking Method of Objects using Near Field Communication
KR20220126531A (en) * 2021-03-09 2022-09-16 박재현 System for identification and location searching of in-building facility based on wireless communication

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102663876A (en) * 2012-04-27 2012-09-12 江苏科技大学 Positioning system for quickly finding objects
KR200473609Y1 (en) * 2014-02-27 2014-07-18 권봉선 System for preventing steal of personal belongings
KR20160022503A (en) 2014-08-20 2016-03-02 이혜정 Safty vieod-phone with location aware function for portable goods
CN104794864A (en) * 2015-03-31 2015-07-22 广西智通节能环保科技有限公司 Alarm device for searching lost article
CN104867280A (en) * 2015-03-31 2015-08-26 广西智通节能环保科技有限公司 Multi-thread alarm apparatus for searching and finding lost articles
KR101881054B1 (en) * 2017-01-23 2018-08-17 아주자동차대학 산학협력단 Location Tracking Method of Objects using Near Field Communication
CN106815632A (en) * 2017-02-06 2017-06-09 沃科合众科技（北京）股份有限公司 A kind of RFID tag and Articla management system
KR20220126531A (en) * 2021-03-09 2022-09-16 박재현 System for identification and location searching of in-building facility based on wireless communication

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