KR100835141B1 - System for providing information of region based on UWB communication - Google Patents

Abstract

The present invention relates to a zone information providing system using ultra-wideband wireless communication. The zone information providing system includes a transmitter arranged in each zone and transmitting data including its own information, and a receiving terminal receiving data from the transmitter and outputting audio and / or video. The transmitter and the receiving terminal can transmit and receive a large amount of data at high speed within a short range by using an ultra-wideband wireless communication scheme.

Ultra-Wideband Wireless Communications, Zone Information

Description

System for providing information based on ultra-wideband wireless communication {System for providing information of region based on UWB communication}

1 is a block diagram showing the overall area information providing system according to a preferred embodiment of the present invention.

2 is a block diagram schematically showing an internal configuration of a transmitter of a zone information providing system according to a preferred embodiment of the present invention.

3 is a block diagram schematically showing an internal configuration of a receiving terminal of a zone information providing system according to a preferred embodiment of the present invention.

4 is a block diagram showing another embodiment of a receiving terminal of a zone information providing system according to a preferred embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

10: zone information provision system

100: transmitter

200, 201, 202: receiving terminal

110: central processing unit

120: data storage

130: decoder

140: wireless communication module

150: user interface unit

210: control unit

220: wireless communication module

230: audio output unit

240: video output unit

The present invention relates to a zone information providing system using ultra-wideband wireless communication. More particularly, the present invention relates to a zone information providing system configured to configure a multi-branch network using ultra-wideband wireless communication to transmit and receive zone information.

Recently, the Ultra Wide Band wireless technology has attracted much attention as a very promising technology in the field of wireless communication, imaging, and sensor, with the wireless transmission performance and unique location recognition capability of the ultra-high speed multimedia data of hundreds of Mbps to 1 Gbps. have. Conventional ultra-wideband radio technology uses pulsed waves with very short widths of several tens of picoseconds to several nanoseconds, instead of being carrier-free in carrier-free form. Was. Recently, carrier-based ultra-wideband technology capable of controlling the spectral form of the ultra-wideband signal, that is, bandwidth and center frequency, has been developed in the process of defining international standards.

By using such an ultra-wideband wireless communication scheme, a method for transmitting arbitrary zone information into a short range region is proposed.

An object of the present invention is to provide a low-cost zone information providing system while performing high-speed data transmission using ultra-wideband wireless communication.

Another object of the present invention is to provide a transmitter capable of transmitting various types of information to an adjacent receiving terminal in the aforementioned zone information providing system.

Still another object of the present invention is to provide a reception terminal capable of receiving information transmitted from a transmitter in the aforementioned zone information providing system and outputting video and audio.

A feature of the present invention for achieving the above technical problem relates to a zone information providing system having a transmitter and at least one receiving terminal,

The transmitter may include a central processing unit for controlling an overall operation, a data storage unit for storing at least one multimedia content or video file, a decryption unit for decoding compressed or encrypted multimedia content or video file, and a wireless transmission / reception data. And a wireless communication module, wherein the central processing unit decodes one multimedia content or video file stored in the data storage unit using the decoding unit, and transmits the decoded multimedia content.

The receiving terminal includes a control unit for controlling the overall operation, a second wireless communication module for wirelessly transmitting and receiving data to the outside, an audio output unit for outputting a voice signal, and an image output unit for outputting a video signal. 2 Outputs the audio signal and the video signal received through the wireless communication module to the audio output unit and the video output unit, respectively.

In the zone information providing system according to another aspect of the present invention,

The transmitter may include a central processing unit for controlling an overall operation, a data storage unit for storing at least one multimedia content or video file, a decryption unit for decoding compressed or encrypted multimedia content or video file, and a wireless transmission / reception data. And a wireless communication module, wherein the central processing unit decodes one multimedia content or video file stored in the data storage unit using the decoding unit, and transmits the decoded multimedia content.

The receiving terminal includes a second wireless communication module for wirelessly transmitting and receiving data to the outside, an audio output unit for outputting a voice signal, and an image output unit for outputting a video signal, wherein the second wireless communication module is an externally received voice. The signal and the video signal are output to the audio output unit and the video output unit, respectively.

Preferably, the first wireless communication module and the second wireless communication module of the zone information providing systems having the aforementioned characteristics are ultra wideband wireless communication modules.

The zone information providing system preferably configures a multi-branch point network in which the transmitter transmits data to a plurality of receiving terminals existing on a network.

Hereinafter, with reference to the accompanying drawings will be described in detail the configuration and operation of the zone information providing system according to a preferred embodiment of the present invention.

1 is a block diagram showing the overall area information providing system 10 according to a preferred embodiment of the present invention. Referring to FIG. 1, the zone information providing system 10 according to the present invention is installed in a plurality of regions, and the transmitter 100 and at least one receiving terminal 200, 201, 202, ... for each region. It consists of. The transmitter 100 transmits information stored therein to the outside using a wireless communication module. The receiving terminal outputs a video signal and an audio signal received from the transmitter. In this case, the transmitter is a fixed Go fixed fixed to the area, the receiving terminal corresponds to a mobile node that can move several areas.

2 is a block diagram schematically illustrating an internal configuration of the transmitter 100 described above. Referring to FIG. 2, the transmitter 100 according to an exemplary embodiment of the present invention includes a central processing unit 110, a data storage unit 120, a decoding unit 130, a wireless communication module 140, and a user interface unit 150. ).

The data storage unit 120 is a memory for storing various types of information, and may store various types of multimedia contents or video files. In this case, the multimedia content or video files may include a video including region information of a region where the transmitter is located or may include various other information.

The user interface unit 150 is an interface unit that can receive an input from a user and allows the user to select multimedia content or video files to be transmitted to the receiving terminal.

The decryption unit 130 decrypts the encrypted or compressed multimedia content or video files.

The wireless communication module 140 transmits and receives data according to a predetermined wireless communication protocol. The system according to the present invention can transmit and receive data using an ultra wide band (“UWB”) wireless communication module, thereby transmitting and receiving file-based information within a fast local area of 100 Mbps or more.

The central processing unit 110 controls the overall operation of the transmitter, reads the multimedia content or video file selected by the user through the user interface unit from the data storage unit, and then decodes it through the decoding unit 130, Transmission to the outside through the wireless communication module.
The transmitter and the receiving terminal of the zone information providing system according to the present invention transmit and receive data with each other using the UWB wireless communication module, the communication protocol can be used by selecting one of those available in the UWB wireless communication module, the security protocol is One of the supported protocols is selected and used based on the selected communication protocol. One embodiment of the communication protocol according to the present invention uses the TCP / IP protocol, and the security protocol may use a general-purpose TCP / IP-based security protocol, but the scope of the present invention is not limited thereto.

Hereinafter, the configuration and operation of the reception terminal 200 of the zone information providing system 10 according to the preferred embodiment of the present invention will be described in detail with reference to FIG. 3. 3 is a block diagram schematically showing an internal configuration of a receiving terminal 200 according to the present invention.

Referring to FIG. 3, the receiving terminal 200 according to the present invention includes a control unit 210, a wireless communication module 220, an audio output unit 230, and an image output unit 240.

The wireless communication module 220 is a module for transmitting and receiving data according to a predetermined wireless communication protocol, and by using the same module as the wireless communication module of the transmitter, it is possible to transmit and receive data with the transmitter. Therefore, the wireless communication module of the receiving terminal 200 according to the present invention preferably uses an ultra wideband wireless communication module.
Meanwhile, when the wireless communication module 220 of the receiving terminal 200 simultaneously receives signals from one or more transmitters, one of the received transmitters may be selected, and an example of the selection method may include comparing the strengths of the received signals. Choosing the transmitter that corresponds to the signal with the greatest strength. However, the present invention merely illustrates a method of selecting a signal having the greatest strength of a received signal, and may be used by selecting one of the methods widely used in the art.

The voice output unit 230 is a terminal capable of outputting a voice signal, and the user can listen to the voice signal output from the voice output unit using earphones or headphones.

The image output unit 240 is formed of a display panel such as an LCD panel, and the user can view an image through the image output unit.

The control unit 210 separates an audio signal and an image signal from the signal transmitted from the transmitter and transmits the audio signal to the audio output unit and the image output unit, respectively. Accordingly, the audio output unit and the image output unit may output the audio signal and the video signal transmitted from the control unit.

Another embodiment of the receiving terminal according to the present invention, as shown in Figure 4, by using a wireless communication module having a control function without having a separate control unit, it is possible to reduce the manufacturing cost for the receiving terminal . In this case, when data is received from the transmitter, the wireless communication module separates the audio signal and the video signal and transmits the audio signal to the audio output unit and the video output unit, respectively.

Zone information providing system consisting of a transmitter having the above-described configuration and at least one receiving terminal is applied to a department store or a shop complex complex, it is possible to conveniently provide a description and product guide for each store to customers. This will be described in more detail as follows. First, each transmitter is installed in a plurality of stores constituting a department store or a store complex, and a receiving terminal is distributed to customers at the entrance of the department store or store complex. Transmitters installed in each store wirelessly transmit video information that describes their stores and product descriptions according to the ultra-wideband wireless communication method. On the other hand, when a customer with a receiving terminal moves in a department store or a store complex, the receiving terminal receives information transmitted from an adjacent transmitter and outputs audio and video. The customer perceives the information transmitted from the adjacent store through the video output unit and / or the audio output unit of the receiving terminal.

The zone information providing system having the above-described configuration may also be used in an art gallery or a museum. In this case, the transmitter is installed at a position adjacent to each of the works displayed in the art gallery or the museum. Will be sent to. As the visitor moves through an art gallery or a museum with a receiving terminal, the visitor can receive information about works in adjacent locations transmitted from a transmitter through his or her receiving terminal.

Although the present invention has been described above with reference to preferred embodiments thereof, this is merely an example and is not intended to limit the present invention, and those skilled in the art do not depart from the essential characteristics of the present invention. It will be appreciated that various modifications and applications which are not illustrated above in the scope are possible. And differences relating to such modifications and applications should be construed as being included in the scope of the invention defined in the appended claims.

The zone information providing system according to the present invention can transmit zone information based on short distance, and receive and output the transmitted zone information. Therefore, a department store including a plurality of stores provides information on each store by using a transmitter, and customers passing by receive information about stores in an adjacent region by using a receiving terminal. I can receive it.

The zone information providing system according to the present invention can transmit a large amount of data at a speed of 100 MBps or more based on a short range by using an ultra-wideband wireless communication scheme.

In addition, the zone information providing system according to the present invention uses an ultra-wideband wireless communication method capable of transmitting a large amount of data, so that the transmitter transmits the video file to the receiving terminal without compressing the video file, and the receiving terminal transmits the received video file It is possible to implement a receiving terminal at a very low cost by performing only a function of separating a voice signal and a video signal and outputting the same to a voice output unit and an image output unit without a separate decoding process.

In addition, according to the present invention, it is possible to transmit and receive zone information using a low-cost and small transmitter without a large broadcast transmitter.

Claims (4)

In the zone information providing system having a transmitter and at least one receiving terminal, The transmitter is A central processing unit for controlling the overall operation; A data storage unit for storing at least one multimedia content or video file; A decryption unit to decrypt the compressed or encrypted multimedia content or video file; First wireless communication module for wirelessly transmitting and receiving data to the outside The central processing unit is characterized in that for decoding one multimedia content or video file stored in the data storage unit using the decryption unit and transmits it to the outside, The receiving terminal A controller for controlling the entire operation; A second wireless communication module for wirelessly transmitting and receiving data to the outside; A voice output unit for outputting a voice signal; An image output unit which outputs an image signal; And the control unit outputs the audio signal and the video signal received through the second wireless communication module to the audio output unit and the image output unit, respectively. In the zone information providing system having a transmitter and at least one receiving terminal, The transmitter is A central processing unit for controlling the overall operation; A data storage unit for storing at least one multimedia content or video file; A decryption unit to decrypt the compressed or encrypted multimedia content or video file; First wireless communication module for wirelessly transmitting and receiving data to the outside The central processing unit is characterized in that for decoding one multimedia content or video file stored in the data storage unit using the decryption unit and transmits it to the outside, The receiving terminal A second wireless communication module for wirelessly transmitting and receiving data to the outside; A voice output unit for outputting a voice signal; An image output unit which outputs an image signal; And the second wireless communication module outputs an audio signal and an image signal received from an external device to an audio output unit and an image output unit, respectively. 3. The zone information providing system according to claim 1, wherein the first wireless communication module and the second wireless communication module are ultra wideband wireless communication modules. 4. The zone information providing system according to any one of claims 1 to 4, wherein the zone information providing system configures a multi-branch network for transmitting data to a plurality of receiving terminals existing on a network. system.

Images