KR970009179A - Voice and video transceiver - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a voice and image transmitting and receiving apparatus for transmitting and receiving voice and image information. The present invention has been devised to improve a conventional problem in that voice and image information cannot be transmitted and received alternately on a telephone network.

The present invention for this purpose, the telephone means for transmitting and receiving the voice information; Display means for creating and displaying the image information or displaying the received image information; Input means for creating and inputting the image information to the display means; Signal conversion means for converting the image information input by the input means into a predetermined signal; Modulation and demodulation means of a VoiceView protocol for modulating and demodulating the image information to transmit and receive the image information, and outputting a predetermined mode switching signal at the start and end points of the image information; Control means for controlling each of the means and for signal processing such that a predetermined function of the transmission device is performed; Memory means for storing and storing the audio information, the image information, and a predetermined control program; And switching means for mode switching to selectively transmit and receive the voice information or the image information by selectively connecting the telephone means or the modulation / demodulation means to a communication line based on the mode switching signal. Voice information and image information can be transmitted and received without interruption of the online state of the track.

Description

Voice and video transceiver

Since this is an open matter, no full text was included.

1 is a block diagram showing the external configuration of the audio and video transmitting and receiving device according to the present invention, Figure 2 is a block diagram showing the internal configuration of a voice and video transmitting and receiving device according to the present invention.

Claims (21)

In a voice and image transmitting / receiving apparatus which transmits and receives voice information and image information consisting of text, a menu, a picture, a picture, a table, a text, and the like, a receiver, a handset, a plurality of dial buttons, and a signal processor are provided. Telephone means for transmitting and receiving; Display means for creating and displaying the image information or displaying the received image information; Input means for creating and inputting the image information to the display means; Signal conversion means for converting the image information input by the input means into a predetermined signal; Modulation and demodulation means of a VoiceView protocol for modulating and demodulating the image information to transmit and receive the image information, and outputting a predetermined mode switching signal at the start and end points of the image information; Control means for controlling each of the means and for signal processing such that a predetermined function of the transmission device is performed; Memory means for storing and storing the audio information, the image information, and a predetermined control program; And switching means for mode switching so that the voice information or the image information is selectively transmitted and received by selectively connecting the telephone means or the demodulation means to a communication line based on the mode switching signal. Image Transceiver. 2. The apparatus of claim 1, further comprising interface means for interfacing the transceiver and the output device such that the image information created on the display means and the image information received by the transceiver are output to a predetermined output device. An audio and video transceiver. The audio and image transmitting and receiving device according to claim 1 or 2, wherein the predetermined output device connected to the transmitting and receiving device by the interface means is a printer. The audio and image transmitting / receiving apparatus according to claim 1 or 2, wherein said interface means is connected with image information reading means for reading predetermined image information and inputting the image information into said transmitting and receiving apparatus. 5. An audio and image transmitting and receiving device according to claim 4, wherein said reading means is a scanner. The apparatus for transmitting and receiving audio and video according to claim 1, wherein the telephone means is a telephone. The apparatus of claim 1, further comprising: microphone means for receiving voice information independently of the talker of the telephone means and performing predetermined signal conversion, and voice output means for outputting voice information independently of the receiver of the telephone means. Voice and video transmitting and receiving device, characterized in that. 8. The apparatus of claim 7, wherein the audio output means is a speaker. 2. The audio and image display apparatus according to claim 1, further comprising a menu selection unit in which a predetermined shape is displayed to select voice and image information transmission and reception functions of the transceiver and predetermined functions performed by the transceiver. Transceiver. The apparatus of claim 1 or 9, wherein the menu selection unit displays an icon related to each function included in the transceiver. The apparatus of claim 10, wherein the icon displayed on the menu selection unit is selected by a menu selection unit such as the input unit. 10. The associated additional function according to claim 1 or 9, wherein if the functions displayed on the menu selection unit are selected by a predetermined menu selection means, the associated additional function corresponding to the function is displayed on the display means and the related additional function displayed on the display means. And selecting the predetermined menu selection means performs a corresponding operation. The audio and video transmitting and receiving device according to claim 1, wherein the display means comprises a tablet and a liquid crystal display element. The audio and video transmitting and receiving device according to claim 1, wherein the signal conversion means is an A / D converter. 14. The liquid crystal display element drive control unit according to any one of claims 1, 2, 9, and 13, wherein the control unit includes a liquid crystal display element drive control unit for driving control of the liquid crystal display element, and a predetermined value displayed on the menu selection unit. A menu selection processing unit for performing the function as the function is selected, an interface processing unit for connecting the transceiver with a predetermined external input / output means and processing predetermined information input / output by the external input / output means, and connecting with each unit. And a control processing device for controlling them, respectively. 16. The apparatus of claim 15, wherein the control means further comprises a voice processing unit for processing predetermined voice information independently of the telephone means. 17. The apparatus of claim 16, wherein the control unit further comprises a voice information storage unit connected to the voice processing unit to store the predetermined voice information. 16. The apparatus of claim 15, wherein the control processing device is a microcontroller or a microprocessor. The audio and video transmitting / receiving device according to claim 1, wherein the memory means comprises a ROM and a RAM. Telephone means for transmitting and receiving voice information; Modulation and demodulation means for transmitting and receiving image information; And a switching means for selectively switching the voice information or the image information by selectively connecting the telephone means or the modulation / demodulation means to a communication line. Generating a contract signal on a VoiceView protocol in a modulation / demodulation means of a transmitting / receiving apparatus when the image information is required to be exchanged while exchanging the voice information through the telephone means; Switching, by the switching means of the transmitting / receiving apparatus, the communication line from the telephone means to the modulation / demodulation means based on the agreement signal; Switching the communication line from the telephone means to the modulation / demodulation means by the switching means of the receiving side transceiver device based on the agreement signal; Transmitting and receiving image information through said modulation / demodulation means, after each communication line connected to said transmission / reception-side transceiver is connected to said modulation / demodulation means; And when the transmission and reception of the image information is completed, connecting each communication line to the switching means based on a VoiceView protocol. 21. The method of claim 20, wherein the voice view protocol is a protocol that allows voice information and image information to be alternately transmitted and received on a telephone network. ※ Note: The disclosure is based on the initial application.