KR20040095834A - Auto guiding system using radio frequency identification - Google Patents

Abstract

PURPOSE: An automatic guide system using an RFID(Radio Frequency Identification) is provided to install RFID code transmitters in an object from which information can be obtained, and to integrate an RFID receiver, a storage medium, and sound reproduction devices, thereby supplying detailed information on the object as a sound. CONSTITUTION: An RFID code transmitter is installed in an object from which information can be obtained, receives propagation through an antenna, and transmit a predetermined RFID code stored in an IC by using the received propagation as power. A guide terminal(100) comprises as follows. An RF receiver(120) converts the received RFID code into a binary code. A storage medium(162) stores a user's answer to a question of the object and various information on the object. Sound reproduction devices(130,140) reproduce information on the object as a voice, and output the voice. A controller(110) retrieves a file corresponding to the RFID code from the storage medium(162), and outputs the retrieved file as voice information.

Description

Auto guiding system using radio frequency identification}

The present invention relates to an automatic guidance system, and more particularly, to install a radio frequency identification (hereinafter simply referred to as 'RFID') transmitter on a target to obtain information, and to store information and an RF receiver for receiving an RFID code. The present invention relates to an automatic guidance system using RFID which integrates a sound reproducing apparatus for reproducing a storage medium and voice information to provide specific information about the object as voice information.

In general, an RFID code transmitter is a device that receives power from an external device and transmits and receives a signal with the external device. The RFID code transmitter cannot be used as a fixed device due to its size and weight. It is used in limited fields such as management, bus and subway fare settlement.

When visiting tourist attractions, exhibition halls, museums, gardens and botanical gardens, or visiting companies and factories, tour guides and guides will lead a large number of people and explain and guide the exhibits.

However, when guiding a large number of crowds collectively by tourist guides or guides, the person behind can not hear well, and there is a problem that it is difficult to concentrate on the guide contents because of distractions. In addition, there is a problem in that it is expensive to personally receive a guide by hiring a tour guide, and when the tourist guide is relied on, etc., it is impossible to obtain accurate information in a specific situation.

In addition, when viewing various exhibition halls (for example, science, nature, art, industry, etc.), museums (natural history, folklore, etc.), animals and botanical gardens, some people's explanation may be necessary for a deeper understanding.

Therefore, in most cases, information materials such as simple pamphlets are provided, but sometimes a dedicated guide is provided to provide various information.

However, the dedicated guide can not explain as much information as you want to all the visitors, especially when doing a survey to find out the reaction of the visitors there is a problem that requires a lot of time and personnel.

Therefore, the present invention has been proposed to solve the above problems, while installing an RFID code transmitter on a target to obtain information, an RFID receiver for receiving an RFID code, a storage medium for storing the information, and a sound It is an object of the present invention to provide an automatic guidance system using RFID that integrates a sound reproducing apparatus that reproduces data to provide a specific information about an object as a sound.

1 is a block diagram showing the overall configuration of an automatic guide system using RFID according to the present invention.

FIG. 2A is a diagram illustrating a detailed configuration of the guide terminal shown in FIG. 1. FIG.

FIG. 2B is a diagram showing an example of the key input unit shown in FIG. 2A; FIG.

3 illustrates an example of a folder structure of a storage medium according to the present invention.

4 is a flowchart illustrating an operation procedure of a guide terminal according to the present invention.

* Explanation of symbols for main parts of the drawings

100: information terminal 102: SMC card

104: Headphone 106: USB Cable

110: microprocessor 120: RF receiver

130: audio processor 132: speaker

140: MP3 decoder 150: key input unit

160: SMC card interface 162: flash memory

170: USB interface 180: display unit

200-1 to 200-N: contactless card

In order to achieve the above object, the present invention is installed on the object to obtain information, while receiving an electromagnetic wave transmitted from the outside with an antenna, and transmits a predetermined RFID code stored in an integrated circuit using the electromagnetic wave as a power source. An RFID code transmitter and an RF receiver for receiving and converting an RFID code into a binary number, a storage medium storing various information about the object and a user's answer to the query of the object, and information on each object stored in the storage medium. And a control unit that retrieves a file corresponding to an RFID code that is converted to binary and transmitted from a storage medium and outputs audio information through a sound reproducing apparatus to a target to obtain information. It includes a guide terminal for outputting voice information corresponding to the RFID code when approaching the installed RFID code transmitter The.

The guide terminal further comprises a key input unit for transferring a user's command to the control unit.

The sound reproducing apparatus includes a decoder for decoding data stored in a storage medium and restoring the original data, and an audio processor for amplifying and outputting the audio data restored by the decoder.

The storage medium is characterized in that the voice information is stored for each target language for each country, built-in or external to the guide terminal.

The storage medium may store the targets of each object and the audience of the exhibition halls watched by the user, and extract and sum the number of viewers and the targets of the objects.

The guide terminal is characterized in that additionally mounted to the existing device in the form of an add-on.

The controller outputs voice information for each object, and then queries the object stored in the storage medium for a questionnaire for storing the answer to the query in the storage medium.

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

1 is a block diagram showing the overall configuration of a guide system according to the present invention.

As shown, the guide system using the RFID according to the present invention is a large number of RFID code transmitter (200-1 ~ 200N; installed below) to each of the target information and the target terminal 100 to obtain information; It consists of.

The guide terminal 100 of the present invention is for each target or specific location (hereinafter referred to simply as 'target') of a large discount mart that sells exhibits, museums, geographic guides, tour course guides, tourist resource information, home appliances, etc. Save the information.

In addition, the RFID code transmitter 200 is installed on the object and stores the unique RFID code of the object.

Thus, when the user approaches the guide terminal 100 close to the RFID code transmitter 200 installed in each object, such as an exhibition, a museum, a geographic guide, a tour guide, tourist resource information, home appliances, the guide terminal 100 is According to the RFID code of the RFID code transmitter 200, the information is searched based on the file name of the storage medium in various languages, for example, exhibits, museums, geography guides, tour course guides, tour resource information, and home appliances. And output information as voice or visual information, and database information such as the identified location and the viewing objects. In addition, by providing a variety of questionnaires for a particular subject by storing the user's answers to the provided query in a storage medium can be used for evaluation purposes, such as the number of visitors, favorability survey, research.

In order to implement the above functions, the automatic guidance system using RFID according to the present invention includes a storage medium (CFC, SMC, SD, CD, XD, HDD, etc.) and a sound reproducing apparatus (MP3, WMA, WAVE player, etc.). It is implemented by integrating the guide terminal 100 and the RFID code transmitter 200 installed on each target.

Prior to describing the guide terminal 100, the RFID code transmitter 200 (not shown) is a semi-permanent one that does not need its own power supply and has a unique identification code that cannot be modulated. Is installed.

The RFID code transmitter 200 is composed of an IC chip (not shown) and an antenna coil (not shown). The antenna coil receives an AC wave of a predetermined frequency from the guide terminal 100, and the IC chip receives it. The RFID code is transmitted to the guide terminal 100 in a directivity of 125 kHz frequency using power. This can be easily carried out by those of ordinary skill in the art that the detailed description thereof will be omitted.

2A is a diagram showing a detailed configuration of the guide terminal shown in FIG. 1, FIG. 2B is a diagram showing an example of a key input unit shown in FIG. 2A, and FIG. 3 is a folder structure of a storage medium according to the present invention. An example is shown.

As illustrated in FIG. 2A, the guide terminal 100 includes an RF receiver 120, a storage medium, a key input unit 150, a sound reproducing apparatus, and a display unit 180.

First, the RF receiver 120 receives an RFID code transmitted from the RFID code transmitter 200, converts it into a binary code, transmits it to the controller 110, and transmits an electromagnetic wave to the RFID code transmitter 200. do.

The storage medium is a means for storing information about each object, and comprises a SMC (Smart Media Card) card I / F 160, an SMC card 102, and a flash memory 162.

First, the SMC card interface unit 160 is for connecting the SMC card 102, which is an external expansion memory of a portable device, and the controller 110 stores data in the SMC card 102 or data from the SMC card 102. Enable to read When the MMC card is used instead of the SMC card 102, the SMC card interface 160 should be changed to the MMC card interface, and when using a hard disk, it should be changed to a hard disk controller.

On the other hand, the above-described SMC card 102, which is a storage medium, stores information about each object, that is, voice and visual information. Therefore, the SMC card 102 is not limited to the above-described SMC card 102 or MMC card. XD, HDD, etc. can be applied in various ways. Each interface of such a storage medium may be employed by those skilled in the art by changing to various interfaces for the storage medium.

The flash memory 162 stores software to be executed by the controller 110, and is a nonvolatile memory capable of reading / writing a new data.

As shown in FIG. 3, the folder structure of the storage medium is a language folder 310 classifying information about a target into Korean, English, Japanese, etc., and is converted into hexadecimal as a lower directory of each language folder 310. Hexadecimal folder 320, which is classified into the same hexadecimal number as the last digit of the RFID code, has the same file name as the RFID code as a subdirectory of the hexadecimal folder 320, and information about the corresponding RFID code, that is, for each target RFID file 330 for storing information, and a survey result folder 330 for storing the results for the survey. The language folder 310 may be selected through the language selector K5 of the key input unit 150 described above.

The language folder 310 classifies a mother language and a foreign language, and the mother tongue is automatically selected since the first mother language is the default value. The language folder 310 is divided into the digits of the last digit of the RFID code along with the INTRO.MP3 file 320, which is initially output when the power is applied and the INTRO becomes TRUE. For example, '1', '2', ' Hexadecimal folder 320, such as 3 '...' F ', is located.

For example, each hexadecimal folder 320 includes a number corresponding to the last number of RFID codes as the last number of files and a plurality of RFID files 330 having the same hexadecimal filename as the RFID code converted to the hexadecimal number. '123A1' 330, '123C1' 330, and '123F1' 330 are provided.

As described above, the survey folder 320 stores an example of each subject for each language so that when a user obtains information about the subject through voice information or visual information, the survey may be conducted in the designated language. .

Finally, the survey result folder 310 stores the results for each survey when the survey is performed through the survey folder 320.

The USB interface unit 170 is connected to a computer via a USB cable 106 to enable communication between the guide terminal 100 and the computer according to the present invention in a USB manner. Therefore, various information can be updated and added.

The sound reproducing apparatus includes a controller 110, an audio processor 130, an MP3 decoder 140, a USB I / F 170, a speaker 132, a headphone 104, and the like.

First, the audio processor 130 receives the audio data decoded and restored by the MP3 decoder 140 from the controller 110, converts the audio data into analog, and then amplifies and converts the audio data into an ear of the internal speaker 132 or the headphone 104. To the side.

The MP3 decoder 140 may be implemented as a dedicated chip or a digital signal processing processor (DSP) to restore the data compressed as an MP3 file to the aforementioned storage medium back to the original data.

When the voice information is output, the display unit 180 displays visual information about the corresponding information.

The key input unit 150 is composed of a switch or a button for the user to operate the apparatus according to the present invention, and transmits a control signal input by the user to the control unit 110.

As shown in FIG. 2B, the key input unit 150 includes volume up / down keys K1 and K2 for up / down the volume, a sound reproducing key K3 for reproducing the sound, and an acoustic stop key for stopping the sound. K4), language designation key (K5) to specify multi-language such as Korean, English, Japanese, acoustic repeat key (K6) to listen to the sound being played back, forward to search forward or backward quickly and forward or rewind keys (K7, K8).

In addition, a poll key (K9, K10, K11, K12) for inputting the user's response to the terminal query for the survey is provided.

On the other hand, the response input through the Polky key (K9, K10, K11, K12) is stored in the SMC card 102 of the storage medium described above.

Finally, the display unit 180 displays time information from the storage medium according to the control signal of the controller 110.

The controller 110 executes the software stored in the flash memory 162 to control the overall functions of the guide terminal 100 according to the operation of the key input unit 150.

That is, the binary code value transmitted from the RF receiver 120 is converted into a hexadecimal code value, and the hexadecimal folder 320 corresponding to the end code value of the hexadecimal code value in the SMC card 102 which is a storage medium. ), And then find and output the same RFID file 330 in the hexadecimal folder 320 selected above. For reference, the folder structure of the storage medium has been described with reference to FIG. 3.

For example, if the hexadecimal code value is '123A1', the hexadecimal folder 320 corresponding to the last hexadecimal digit 1 is selected in the language folder 310, and 16 is selected from the files in the selected hexadecimal folder 320. The RFID file 330 corresponding to the decimal code value, that is, the 123A1.MP3 file is selected.

When the 123A1.MP3 (330) file is selected as described above, the data of the RFID file 330 is transferred to the MP3 decoder 140, decoded and restored to the original data, and then reproduced through the audio processor 130 to reproduce headphones. Output to the 104 or the built-in speaker 132.

Using the software stored in the flash memory 162, the SMC card 102 reads and decodes the RFID file 330 stored as an MP3 file, and then reproduces and listens to the headphones 104 or the internal speaker 186. do. In addition, the display unit 180 can display characters, pictures, and graphics, control audio related parameters such as volume according to a user's operation, and communicate with a computer through a USB method.

Meanwhile, in the embodiment of the present invention, the MP3 is adopted as the sound reproducing apparatus, but the present invention is not limited thereto, and may be variously employed, such as a WMA and a WAVE player. In addition, when the earphone or the headset can be used when listening to the above-mentioned voice information, it can be viewed without disturbing each other because it does not harm other users in a quiet place.

4 is a flowchart illustrating an operation procedure of a guide terminal according to the present invention.

An operation procedure of the guide terminal 100 first turns on the power of the guide terminal 100 (401). If the power is not on, repeat the process of powering on again.

When the power is turned on, the default language folder 310 is searched among a plurality of languages including Korean, English, Japanese, and the like.

If the Korean language folder 310 is the default folder, the Korean language folder 310 is searched to reproduce the INTRO.MP3 file 320. In this case, when the user's native language is Japanese, the user may select (402, 404) the language to be heard through the language selection key K5 of the key input unit 150. Accordingly, the user can select a language (designated language) folder 310 designated by the user as the language selection key K5 of the key input unit 150.

On the other hand, if there is no need to select a designated word, a language folder 310, which is typically the native language, is selected (403).

As such, when the user selects the language folder 310 of the language that he / she wants to hear, the user searches for the INTRO.MP3 file 320 inside the language folder 310 (405), and plays and displays it (406). do.

After the INTRO.MP3 file has been played back and displayed, when the user approaches the guide terminal 100 to the RFID code transmitter 200 installed on the target to obtain information, the guide terminal 100 is the RFID code transmitter 200 An RFID code is received from the server 407, in which case the RFID code is continuously received if no RFID code is received.

On the other hand, when the RFID code is received by the RF receiver 120, the RFID code is converted into a binary code value, the binary code value is converted to hexadecimal by the control unit 110, and then converted to hexadecimal in the storage medium A hexadecimal folder 320 equal to the hexadecimal digit of the last RFID code is retrieved (408).

When the hexadecimal folder 408 is searched, the RFID file 330 having the same RFID file name as the hexadecimal number is searched 409 in the searched hexadecimal folder 408, and the sound data stored in the retrieved RFID file 330 is played back. And display 410.

It explains how the automatic guidance system using the RFID can be applied in practice.

First, an example of application to a guide system such as an exhibition hall (nature, science, art, industry, etc.), a museum (natural history, folklore, etc.), a zoo, a botanical garden, and the like, an RFID code transmitter around each object of the exhibition hall, museum, zoo, and botanical garden A 200 is provided and an automatic guide system according to the present invention is provided to the visitor user, that is, the user, in the above-described facility.

When the user receives an automatic guide system and there is an exhibition that he or she wants to receive in detail, the user guides the guide terminal 100 to the RFID code transmitter 200 installed in the vicinity of the corresponding object. Receives an RFID code through the RF receiving unit 120 of the), the control unit 110 recognizes this and finds the corresponding information through the storage medium (102).

The corresponding information is output in a designated language through the MP3 decoder 140, and if there is visual information, the information is output through the display unit 180 to output information necessary for the user.

The selected RFID code value is stored in a storage medium by making a database. Next, if there is a questionnaire about the subject, first output the query for the subject, and if the user checks the corresponding example with the Polkey (K9, K10, K11, K12) for the query, they analyze the viewing. Data is stored on the storage medium. Afterwards, the organizer collects the storage medium of the storage medium 102 installed in the guide terminal 100 and outputs the statistics of the data, so that the organizer can apply the evaluation to the most favorable or responsive exhibits in the exhibition in a short time.

As another example, it can be applied to road guidance, geographic information, tourism resources (historical sites, natural environments, buildings, etc.), companies, and tour guide systems for both domestic and foreign nationals.

In this case, the RFID code transmitter 200 is installed at a corresponding point or object, and the user can receive the correct information in real time through the above-described process. Therefore, it is possible to reduce the fear of new places and double the enjoyment of travel by making it easy for domestic and foreigners to obtain geographic information and tourist attractions information. In addition, the processed information can be stored in the storage medium 102 to easily database the user's journey.

In addition, it can be applied to a large discount store or home appliance store, so that the user can immediately obtain the desired product information without having to call an employee to know the product information can be used very usefully.

The present invention is not limited to the above-described embodiments and can be carried out in various modifications within the scope of the technical idea of the present invention.

For example, the guide terminal according to the present invention is not a single device equipped with an RF receiver, a display, a storage medium, an audio processor, and a decoder power supply as in the above-described embodiment of the present invention. It can be implemented in the form of add-on equipment additionally attached to a personal portable terminal.

In the case of implementing the guide terminal in such a form, since overlapping components can be reduced, volume and weight can be reduced, and manufacturing costs can be lowered, thereby increasing mutual synergy.

As described above, the present invention is an exhibition hall (science, nature, art, industry, etc.), museums (natural history, folklore, etc.), animal and botanical gardens, domestic and foreign routes, geographic information, tourism resources (historic sites, natural environment, You can get information directly about each subject even if you don't have a guide at the time.

Claims (8)

An RFID code transmitter installed on an object to obtain information, receiving an electromagnetic wave transmitted from the outside with an antenna, and transmitting a predetermined RFID code stored in an integrated circuit using the electromagnetic wave as a power source; And An RF receiver for receiving the RFID code and converting it into a binary number; a storage medium storing various information about the object and a user's answer to a query of the object; and a voice for information on each object stored in the storage medium. A sound reproducing apparatus for reproducing and outputting the data, and a control unit for retrieving a file corresponding to the RFID code converted into a binary number from the storage medium and outputting the voice information through the sound reproducing apparatus to obtain the information. And a guide terminal for outputting voice information corresponding to the RFID code when approaching an RFID code transmitter installed at a target. The automatic guidance system using RFID according to claim 1, wherein the guide terminal further comprises a key input unit for transmitting a user's command to the control unit. The sound reproducing apparatus according to claim 1 or 2, A decoder for decoding the data stored in the storage medium and restoring the original data; And And an audio processing unit for amplifying and outputting the audio data restored by the decoder. The automatic guide system using RFID according to claim 1, wherein the voice information is stored in each language for each object in the storage medium. The automatic guide system using RFID according to claim 1, wherein the storage medium is embedded or external to the guide terminal. According to claim 4 or 5, wherein the storage medium is stored in each object of the exhibition hall and the number of people of the object viewed by the user, so that the number of viewers and the audience for the object can be extracted and summed Automatic guidance system using RFID, characterized in that. The automatic guide system using RFID according to claim 4, wherein the guide terminal is additionally mounted in an add-on form to an existing device. The method of claim 1, wherein the control unit outputs the voice information for each object, and then stores the answer to the query on the storage medium by querying the object stored in the storage medium for a survey. Automatic guide system using RFID.