KR20070000921A - Simultaneousness interpretation system using wireless communication terminal equipment - Google Patents

Abstract

A simultaneous interpretation system using a wireless communication terminal is provided to increase convenience of joiners by using a simultaneous interpretation receiver of the same interface for a lecture or a seminar, and reduce expenses by removing need for giving the receiver to each joiner, as the wireless communication terminal is used as the receiver. Each mobile terminal(140) has a display device, a microphone, a speaker, a key input part, and a Bluetooth module transceiving information in a local communication frequency band different from the mobile network. An interpretation microphone(143) inputs a voice signal output through the speaker. A local communication simultaneous interpretation transmitting system(142) transmits the voice signal inputted through the interpretation microphone to the Bluetooth module. An AP(Access Point)(141) relays both-way communication between the Bluetooth module and the simultaneous interpretation system through the local communication frequency band, and makes the simultaneous interpretation system identify each mobile terminal by registering unique information of each mobile terminal.

Description

Simultaneousness Interpretation System Using Wireless Communication Terminal Equipment

1 illustrates a simultaneous interpretation system in accordance with an embodiment of the present invention.

2 illustrates a wireless communication terminal in accordance with an embodiment of the present invention.

3 illustrates an access point according to an embodiment of the invention.

4 is a diagram illustrating a simultaneous interpretation voice transmission system for short-range communication according to an embodiment of the present invention.

5 is a flow chart showing the progress of a seminar using a simultaneous interpretation system in accordance with an embodiment of the present invention.

6A to 6C are views illustrating screens of a wireless communication terminal display device according to an embodiment of the present invention.

7 illustrates a simultaneous interpretation system according to another embodiment of the present invention.

8 illustrates a wireless communication terminal according to another embodiment of the present invention.

9 illustrates an FM transmitter according to another embodiment of the present invention.

10 illustrates a simultaneous interpretation voice transmission system for near field communication according to another embodiment of the present invention.

11 is a flow chart showing progress of a seminar using a simultaneous interpretation system according to another embodiment of the present invention.

12A to 12C are views illustrating screens of a wireless communication terminal display device according to another embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

110,126,210,226: Antenna 111,120: Bluetooth Module

112,212: mobile communication module 113,213: key input unit

114,121,131,214,212,231: Memory 115,215: Display element

116,216: CPU 117,217: codec

118,119,219,143,218,243,: Microphone 123,132,223,232: Control part

124,133,224,233: Ethernet module 125,225: Ethernet line

140,240: wireless communication terminal 141: access point

211: FM receiving module 220: FM transmitting module

241: FM transmitter

142,242: Simultaneous Interpretation Voice Transmission System for Near Field Communication

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simultaneous interpretation system, and more particularly, to a simultaneous interpretation system using a wireless communication terminal for the convenience of listeners during the seminar or lecture in a foreign language, and the cost of installing the simultaneous interpretation system.

In the simultaneous interpretation system in a conventional seminar or lecture, the simultaneous interpreter interprets the lecturer's contents and inputs a voice signal through an interpreter microphone, and the interpretation process is performed by the participants listening through the simultaneous interpretation receiver.

In the simultaneous interpretation system, each attendee must be provided with a separate simultaneous interpretation receiver. The simultaneous interpretation receiver is expensive, and the various types of simultaneous interpretation receivers require users to know how to use them. There is a problem.

In particular, in the case of lectures or seminars with a large number of participants, problems of the system installation cost and user convenience are further increased, and a simultaneous interpretation receiver is required in consideration of the cost and convenience of the system installation.

Accordingly, an object of the present invention is to provide a simultaneous interpretation receiving system using a wireless communication terminal to increase the convenience of attendees in lectures and seminars, and to reduce the cost of installing a simultaneous interpretation system.

In order to achieve the above object, a simultaneous interpretation system according to an exemplary embodiment of the present invention includes a plurality of short range communication modules each transmitting and receiving information on a display element, a microphone, a speaker, a key input unit, and a frequency band for a short distance communication with another mobile communication network. And a simultaneous interpretation voice transmission system for short-range communication, which transmits a voice signal input through the interpretation microphone to the short-range communication module, an interpreter microphone for inputting a voice signal to be output through the speaker, wireless communication terminals of the speaker; Relays bidirectional communication between the short range communication module and the short distance communication simultaneous interpretation voice transmission system through a short range communication frequency band and registers unique information of each of the wireless communication terminals, thereby causing the short distance communication simultaneous interpretation voice transmission system to perform the wireless communication. terminal And a access point device to identify each.

The short range communication module is a Bluetooth type communication module.

The short range communication module is a wireless LAN communication module.

In order to achieve the above object, the simultaneous interpretation system according to another embodiment of the present invention is a display element, a microphone, a speaker, a key input unit, and an FM frequency band different from the frequency band of the mobile communication network (FM). Simultaneous interpretation for short distance communication for transmitting a plurality of wireless communication terminals each having a receiving module, an interpretation microphone for inputting a voice signal to be output through the speaker, and a voice signal input through the interpretation microphone to the short range communication module. And an FM transmitter for transmitting data from the simultaneous interpretation voice transmission system for short-range communication to the wireless communication terminal through an FM frequency band.

Other objects and features of the present invention in addition to the above objects will be apparent from the description of the embodiments with reference to the accompanying drawings.

Hereinafter, exemplary embodiments of the present invention will be described with reference to FIGS. 1 to 6C.

1 is a view showing a simultaneous interpretation system according to an embodiment of the present invention.

Referring to FIG. 1, a simultaneous interpretation system according to an embodiment of the present invention includes a wireless communication terminal 140, a simultaneous interpretation voice transmission system 142 for short-range communication, and a simultaneous interpretation for the wireless communication terminal 140 and the short-range communication. And an access point 141 for relaying data flow between voice transmission systems 142. An interpreter microphone 143 is connected to the simultaneous interpreter voice transmission system 142 for short distance communication to receive a voice signal of a simultaneous interpreter.

As shown in FIG. 2, the wireless communication terminal 140 includes an antenna 110, a mobile communication module 112, a memory 114, a mobile station modem 116, a codec 117, a speaker 118, a microphone 119, And a key input unit 113, a display element 115, and a near field communication module 111. The wireless communication terminal 140 may be implemented as any mobile communication terminal such as a cellular phone, PCS phone, PDA phone.

The mobile communication module 112 includes a frequency converter and an analog baseband processor, not shown. A radio frequency (RF) signal received via the antenna 110 is converted into an intermediate frequency (IF) through a frequency converter, and the signal converted into an intermediate frequency is passed through an analog baseband processor. The modem 116 converts the bit strings into frequency bits that can be processed. The CDMA channel bit stream from the mobile station modem 116 is converted into an analog signal of intermediate frequency via an analog baseband processor, converted into a high frequency signal via a frequency converter, and transmitted to the antenna 110.

The memory 114 stores data from the mobile station modem 116, data to be displayed on the display element 115, and programs necessary for the operation of the mobile station modem 116.

The mobile station modem 116 includes a central processing unit (CPU) to generate CDMA channel bit strings by processing CDMA protocols for voice, video, and data.

The codec 117 reproduces a signal from the mobile station modem 116 to the speaker 118, and converts a voice signal from the microphone 119 into an electrical signal to supply the mobile station modem 116. do.

As the display element 115, a liquid crystal display (LCD) or the like is usually used. This includes a gate driving circuit, a data driving circuit, a liquid crystal cell, and the like, which are not shown. The display element 115 functions to visually display the data signal from the mobile station modem 116 to the user of the wireless communication terminal.

The key input unit 113 is used by a user of the wireless communication terminal to command an operation, data input, etc. of the wireless communication terminal, and includes data input keys such as numbers, letters, and special characters, and command keys.

The Bluetooth module 111 includes a radio frequency (RF) transmission and reception unit, a base band unit, and the like, which are different from the frequency band of the mobile communication network, via the antenna 110. Send and receive data. Data transmitted and received through the transceiver 110, the base band unit, and the like of the antenna 110 and the Bluetooth module 111 is output to an output unit such as a display element 115, a speaker 118, etc. through the control unit. The Bluetooth module 111 has a total of 83.5 MHz in the 2.4 GHz to 2.4835 GHz band, which is distinguished from the frequency band of the mobile communication network, in order to prevent data errors due to frequency interference with the mobile communication network using the 800 MHz or 1.8 GHz frequency band. Frequency hopping is performed using 79 channels with a bandwidth of 1MHz.

An access point (hereinafter referred to as an AP) 141 is used for an association function between a wireless terminal and a wired network and a frame relay function between a wireless network cell in a wireless network system as shown in FIG. 3. .

The AP 141 operates the Bluetooth module 120 for wireless data communication, the Ethernet module 124 for wired data communication, the memory unit 121 for storing information for the operation of the entire system, and the entire system operation of the AP. A control unit 123 for controlling is provided.

The Bluetooth module 120 at the AP 141 transmits and receives data with the Bluetooth module 111 of the wireless communication terminal 140. In order to allocate a line for data transmission and reception, the AP 141 assigns an identification code for each wireless communication terminal. The identification code transmits information such as a terminal identification number from the wireless communication terminal 140 to the Bluetooth module 120. Received through the control unit 123 is generated and stored in the memory unit 121.

The Ethernet module 124 transmits data received through a wired network, that is, the Ethernet line 125 to the Bluetooth module 120 via the controller 123. In addition, the Ethernet module 124 receives data transmitted from the wireless communication terminal via the control unit 123 through the Bluetooth module 120 and transmits it to the Ethernet line 125.

The simultaneous interpretation voice transmission system 142 for near field communication is driven by the simultaneous interpretation voice transmission program for near field communication as shown in FIG. The simultaneous interpretation voice transmission system 142 for short-range communication is executed by the control unit 132 for executing the program to control the entire short-range communication simultaneous interpretation voice transmission system, and the short distance communication simultaneous interpretation voice transmission program and the control unit 132. And a memory unit 131 for storing data for operating the controller 132, and an Ethernet module 133 for transmitting and receiving data with the AP 141.

An interpreter microphone 143 is connected to the control unit 132 of the simultaneous interpretation voice transmission system 142 for short distance communication to receive a voice signal of a simultaneous interpreter.

The simultaneous interpretation voice transmission system 142 for short-range communication can be easily implemented by a general-purpose computer such as a PC or a notebook, and a detailed description of the structure other than the necessary structure according to the embodiment of the present invention will be omitted.

The data flow between the wireless communication terminal 140, the AP 141, and the simultaneous interpretation voice system 142 for short range communication are as follows.

The wireless communication terminal 140 receives data transmitted from the Bluetooth module 111 of the wireless communication terminal 140 by the Bluetooth module 120 of the AP 141 and is transmitted by the Bluetooth module 120 of the AP 141. The Bluetooth module 111 of the wireless communication terminal 140 receives the data.

The AP 141 relays the data flow of the wireless communication terminal 140 using wireless communication and the simultaneous interpretation voice transmission system 142 for short range communication using wired communication. The AP 141 receives the data transmitted from the Bluetooth module 111 of the wireless communication terminal 140 by the Bluetooth module 120 of the AP 141 and uses the Ethernet module 124 of the AP 141 for short-range communication. The Ethernet module 133 of the simultaneous interpretation voice transmission system 142 is transmitted, and the Ethernet module 124 of the AP 141 receives data transmitted from the simultaneous interpretation voice transmission system 142 for short-range communication. Is transmitted to the Bluetooth module 111 of the wireless communication terminal 140 through the Bluetooth module 120.

The Bluetooth module 120 of the AP and the Bluetooth module 111 of the wireless communication terminal may be replaced with other short-range communication modules such as a wireless LAN.

Simultaneous interpretation voice transmission system 142 for short-range communication includes the AP 141 to control the entire simultaneous interpretation system. The simultaneous interpretation voice system 142 for short distance communication transmits data to the Ethernet module 124 of the AP through the Ethernet module 133 of the simultaneous interpretation voice system 142 for short distance communication, and to the Ethernet module of the AP 141 ( 124 is received via the Ethernet module 133 of the simultaneous interpretation voice system 142 for short-range communication.

As described above, the voice signal input from the interpretation microphone 143 connected to the simultaneous interpretation voice transmission system 142 for near field communication is connected to the AP 141 through the Ethernet module 133 of the simultaneous interpretation voice transmission system 142 for near field communication. Is transmitted to the Ethernet module 124). The Bluetooth module 120 of the AP receives data from the Ethernet module of the AP 124 and transmits data to the Bluetooth module 111 of the wireless communication terminal 140.

5 is a flowchart illustrating a process of a seminar using a simultaneous interpretation system according to an embodiment of the present invention, which will be described with reference to FIGS. 1 to 4 and 6A to 6C.

First, an appropriate number of APs 141 are installed in a seminar room affected by the simultaneous interpretation voice transmission system for short-range communication.

When the seminar participant enters the seminar room, the wireless participant terminal 140 of the seminar participant receives a SMS, which is a simultaneous interpretation voice reception management area for local area communication, as shown in FIG. 6A through the mobile communication network (S1).

The user who has received the SMS, which is the simultaneous interpretation voice reception management area for short-range communication, to the wireless communication terminal 140, downloads the simultaneous interpretation voice reception program for the short-range communication to the wireless communication terminal 140 through the mobile communication network (S2).

When installing and executing the simultaneous interpretation voice receiving program for short-range communication downloaded to the wireless communication terminal 140, the signal for registration request together with information on the wireless communication terminal 140, such as a terminal unique number, for example, the Bluetooth module ( The wireless communication terminal 140 is transmitted to the AP 141 through 111 and is registered with the AP 141 that has received such a signal (S3).

When the wireless communication terminal 140 is registered with the AP 141, the user of the wireless communication terminal 140 selects a channel for the corresponding language. Here, the user interface (UI) for the user of the wireless communication terminal 140 to select a channel of the corresponding language is a channel for simultaneous interpretation reception channel selection of the user of the wireless communication terminal 140 as shown in FIG. 6B. Is displayed on the display device 115 of the wireless communication terminal 140, and then the user selects a channel through the key input unit 113. (S4) In the user interface, the user selects a channel. Instead, it is also possible by way of a voice input to the microphone 119.

When the user of the wireless communication terminal selects a channel, the display element 115 of the wireless communication terminal 140 displays the contents of the simultaneous interpretation reception state as shown in FIG. 6C, and the simultaneous interpreter transmits the simultaneous interpretation voice for short distance communication. The voice signal input through the interpretation microphone 143 connected to the system 142 is transmitted to the wireless communication terminal 140 via the AP 141, and the voice signal received by the wireless communication terminal 140 is transmitted to the wireless communication terminal ( The user of 140 listens to this through the speaker 118 of the wireless communication terminal 140.

7 is a view showing a simultaneous interpretation system according to another embodiment of the present invention.

Referring to FIG. 7, a simultaneous interpretation system according to an embodiment of the present invention includes a wireless communication terminal 240, a simultaneous interpretation voice transmission system 242 for short range communication, and the wireless communication terminal 240 and the simultaneous interpretation for short range communication. FM transmitter 241 for relaying data flow between voice transmission system 242. An interpreter microphone 243 is connected to the simultaneous interpreter voice transmission system 242 for short distance communication to receive a voice signal of a simultaneous interpreter.

As shown in FIG. 8, the wireless communication terminal 240 includes an antenna 210, a mobile communication module 212, a memory 214, a mobile station modem 216, a codec 217, a speaker 218, a microphone 219, The key input unit 213 is provided with a display element 215 and an FM receiving module 211. The wireless communication terminal 240 may be implemented as any portable mobile communication terminal such as a cellular phone, a PCS phone, a PDA phone.

The mobile communication module 212 includes a frequency converter and an analog baseband processor, not shown. A radio frequency (RF) signal received via the antenna 210 is converted into an intermediate frequency (IF) through a frequency converter, and the signal converted into an intermediate frequency is passed through an analog baseband processor to a mobile station modem. At 216, the bit string is converted into a bit string of a frequency band that can be processed. The CDMA channel bit stream from the mobile station modem 216 is converted into an analog signal of intermediate frequency via an analog baseband processor, converted into a high frequency signal via a frequency converter, and transmitted to the antenna 210.

The memory 214 stores data from the mobile station modem 216, data to be displayed on the display element 215, and programs necessary for the operation of the mobile station modem 216.

The mobile station modem 216 includes a central processing unit (CPU) to generate CDMA channel bit strings by processing CDMA protocols for voice, video, and data.

The codec 217 reproduces a signal from the mobile station modem 216 to the speaker 218 and converts a voice signal from the microphone 219 into an electrical signal and supplies the signal to the mobile station modem 216. do.

As the display element 215, a liquid crystal display (LCD) or the like is usually used. This includes a gate driving circuit, a data driving circuit, a liquid crystal cell, and the like, which are not shown. The display element 215 functions to visually display the data signal from the mobile station modem 216 to the user of the wireless communication terminal.

The key input unit 213 is used for a user of the wireless communication terminal to command an operation, data input, etc. of the wireless communication terminal, and includes data input keys such as numbers, letters, and special characters, and command keys.

The FM receiving module includes a radio frequency (RF) transceiver, a base band, and the like, which are not shown in the figure, and uses the antenna 211 in a frequency band of 88 MHz to 108 MHz that is distinct from the frequency band of the mobile communication network. Receive data via Data transmitted and received through the transceiver and the baseband unit of the antenna and the Bluetooth module is output to an output unit such as a display element, a microphone, etc. via a control unit. However, in general, an antenna having a predetermined length or more is required according to frequency in order to stably receive an electrical signal, and the FM receiving module receives a low frequency signal relative to a mobile communication module, so that the reception stability of the FM signal is increased. The role of the antenna 210 may be supplemented by using an earphone or the like.

As shown in FIG. 9, the FM transmitter 241 includes an FM transmission module 220 for wireless data communication, an Ethernet module 224 for wired data communication, and a memory unit for storing information for operating the entire system. 221, a control unit 223 for controlling the overall system operation.

The Ethernet module 224 transmits the data received through the wired network, that is, the Ethernet line 225 to the FM transmission module 220 via the controller 223.

The FM transmitting module 220 transmits the data received from the Ethernet module 224 to the FM receiving module of the wireless communication terminal using the FM frequency band of 80 MHz to 108 MHz.

The simultaneous interpretation voice transmission system 242 for near field communication is driven by the simultaneous interpretation voice transmission program for near field communication as shown in FIG. The simultaneous interpretation voice transmission system 242 for short-range communication is executed by the control unit 232 for executing the program to control the entire short-range communication simultaneous interpretation voice transmission system, and the simultaneous interpretation voice transmission program for the short-range communication and the control unit 232. And a memory unit 231 for storing data for operating the control unit 232, and an Ethernet module 233 for data transmission and reception with the FM transmitter 241.

An interpreter microphone 243 is connected to the control unit 232 of the simultaneous interpretation voice transmission system 242 for short range communication to receive a voice signal of a simultaneous interpreter.

Simultaneous interpretation voice transmission system 242 for short-range communication can be easily implemented in a general purpose computer, such as a PC or a notebook, the following detailed description of the structure other than the necessary structure according to the embodiment of the present invention will be omitted.

The data flow between the wireless communication terminal 240, the FM transmitter 241, and the simultaneous interpretation sound transmission system 242 for short range communication are as follows.

The wireless communication terminal 240 receives data transmitted from the FM transmission module 220 of the FM transmitter 241 through the FM receiving module 211 of the wireless communication terminal 240.

The FM transmitter 241 relays the data flow between the wireless communication terminal 240 and the simultaneous interpretation voice transmission system 242 for near field communication. The FM transmitter 241 receives data transmitted from the Ethernet module 233 of the simultaneous interpretation voice transmission system 242 for short-range communication, and is received by the Ethernet module 224 of the FM transmitter 241. It transmits to the FM receiving module 211 of the wireless communication terminal 240 through the transmitting module 220.

Simultaneous interpretation voice transmission system 242 for near field communication includes an FM transmitter 241 to collectively control the simultaneous interpretation system. This near field simultaneous interpretation voice system 242 transmits data to the Ethernet module 224 of the FM transmitter via the Ethernet module 233 of the near field communication simultaneous interpretation voice system 242.

As described above, the voice signal input from the interpretation microphone 243 connected to the simultaneous interpretation voice transmission system 242 for near field communication is transmitted through the Ethernet module 233 of the simultaneous interpretation voice transmission system 242 for near field communication. Sent to module 224. The FM transmitter module 220 of the FM transmitter 241 receives data from the Ethernet module 224 of the FM transmitter 241 and transmits data to the FM receiver module 211 of the wireless communication terminal 240.

FIG. 11 is a flowchart illustrating a process of a seminar using a simultaneous interpretation system according to an embodiment of the present invention, which will be described with reference to FIGS. 7 to 11 and 12A to 12C.

First, an appropriate number of FM transmitters 241 are installed in a seminar room where the simultaneous interpretation voice transmission system for near field communication is affected.

When the seminar participant enters the seminar room, the seminar participant's wireless communication terminal 240 receives an SMS, which is a simultaneous interpretation voice reception management area for local area communication, as shown in FIG. 12A through the mobile communication network (S101).

A user who has received an SMS called a local area simultaneous interpretation voice reception management area for the wireless communication terminal 240 downloads, installs and executes the local area simultaneous interpretation voice reception program for the wireless communication terminal 240 through the mobile communication network (S102). .

Thereafter, the user of the wireless communication terminal 240 selects a channel for the corresponding language. Here, the user interface (UI) for the user of the wireless communication terminal 240 to select a channel of the corresponding language is a channel for simultaneous interpretation reception channel selection of the user of the wireless communication terminal 240 as shown in FIG. 12B. The list of is displayed on the display element 215 of the wireless communication terminal 240, and then the user selects a channel through the key input unit 213 (S103). The user may select a channel in the user interface by a voice input to the microphone 219 instead of a key input.

When the user of the wireless communication terminal 240 selects a channel, the display element 215 of the wireless communication terminal 240 displays information on the simultaneous interpretation reception state as shown in FIG. The voice signal input through the interpretation microphone 243 connected to the interpretation voice transmission system 242 is transmitted to the wireless communication terminal 240 via the FM transmitter 241, and receives the voice signal received by the wireless communication terminal 240. The user of the wireless communication terminal 240 listens to this through the speaker 218 of the wireless communication terminal 240 (S104).

As described above, the simultaneous interpretation system according to the embodiment of the present invention increases the convenience of attendees by using a simultaneous interpretation receiver of the same user interface whenever using a wireless communication terminal as a simultaneous interpretation receiver, and attending a lecture or seminar. In addition, the simultaneous interpretation receiver does not need to be paid to each participant when installing the simultaneous interpretation system.

Those skilled in the art will appreciate that various changes and modifications can be made without departing from the spirit and scope of the present invention. Therefore, the technical scope of the present invention should not be limited to the contents described in the detailed description of the specification but should be defined by the claims.

Claims (4)

A plurality of wireless communication terminals each having a display element, a microphone, a speaker, a key input unit, and a short range communication module for transmitting and receiving information in a frequency band for a short range communication with a frequency band of a mobile communication network; An interpretation microphone for inputting a voice signal to be output through the speaker; A simultaneous interpretation voice transmission system for short-range communication for transmitting a voice signal input through the interpretation microphone to the short-range communication module; The bi-directional communication between the short-range communication module and the short-range communication simultaneous interpretation voice transmission system is relayed through the short-range communication frequency band and the unique information of each of the wireless communication terminals is registered to cause the simultaneous interpretation voice transmission system for the short-range communication. And an access point device for identifying each of the communication terminals. The method of claim 1, Simultaneous interpretation system, characterized in that the short-range communication module is a Bluetooth communication module. The method of claim 1, Simultaneous interpretation system, characterized in that the short-range communication module is a wireless LAN communication module. A plurality of wireless communication terminals each having a display element, a microphone, a speaker, a key input unit, and an FM receiving module for receiving information in a frequency band different from that of a mobile communication network; An interpretation microphone for inputting a voice signal to be output through the speaker; A simultaneous interpretation voice transmission system for short-range communication for transmitting a voice signal input through the interpretation microphone to the short-range communication module; And a FM transmitter for transmitting data from the simultaneous interpretation voice transmission system for short-range communication to the wireless communication terminal through an FM frequency band.

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