• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    The present invention relates to a television having a video conferencing function, and more particularly, multimedia data such as a presentation file, a text file, or a picture file generated and stored on a PC can be transmitted to a counterpart in a video conference of a television. The present invention relates to a television data output device having a video conference function. The television data output apparatus of a television having a video conferencing function according to the present invention includes a microcomputer 10 for controlling an entire stroke, a camera input unit 20 for inputting an image, and a video signal from the camera input unit 20. A video processor 30 for modulating a composite video signal, a format converter 40 for modulating a signal output from the video processor 30 into a digital signal for transmission through a modem 50, and the modem 50 1. A television having a videoconferencing function comprising a modem controller 60 for controlling a), comprising: a data input unit 70 for inputting data stored in a PC; A memory unit 80 for temporarily storing data transmitted from the data input unit 70; A signal converter 90 for modulating and outputting data output from the memory 80; A mixer 100 for synthesizing the modulated signal output from the signal converter 90 and the video signal input through the camera input unit 20 and outputting the synthesized signal to the format converter 40; A memory control unit 110 for controlling a data storage state of the memory unit 80; An image converter 120 for modulating the image stored in the memory 80; And a mixer controller 130 for controlling the image synthesis state in the mixer 100.
    公开号:KR19990032149A
    申请号:KR1019970053118
    申请日:1997-10-16
    公开日:1999-05-06
    发明作者:송복천
    申请人:전주범；대우전자 주식회사；
    IPC主号:
    专利说明:

    TV's Fish Data Output Device with Video Conference Function
    The present invention relates to a television having a video conferencing function, and more particularly, multimedia data such as a presentation file, a text file, or a picture file generated and stored on a PC can be transmitted to a counterpart in a video conference of a television. The present invention relates to a television data output device having a video conference function.
    Due to the development of communication means, the use of video conferencing system is gradually spreading. Such a videoconferencing system generally uses a high-speed transmission modem capable of simultaneously transmitting data in both directions through a telephone line. The voice signal of the caller is input through a microphone, processed into a digital signal, and then transmitted. After input using the camera, the digital signal is also processed and transmitted to the other party through the modem. In particular, such a videoconferencing system is being combined with home appliances, and a product incorporating such a videoconferencing function in a television is used.
    The audio and video digital signals transmitted to the caller through the modem embedded in the television are processed into analog signals by the processing unit built into the videoconferencing system and then recognized by the speaker (or earphone) and the monitor screen. Each can be output in a format that can be found.
    Fig. 1 is a partial block circuit diagram of one embodiment of a television having a videoconferencing function conventionally used, in particular showing a data transmitting and receiving unit.
    As shown, the microcomputer 10 for controlling the entire process to perform the video conferencing function, the camera input unit 20 for inputting the image, and the video signal from the camera input unit 20 is modulated into a composite signal The video processor 30, the format conversion unit 40 for modulating the signal output from the video processor 30 to a digital signal for transmission through the modem 50, and for controlling the modem The modem controller 60 includes a video separator 52, a video processor 54, an amplifier 54, and a CRT 58 that separate video signals transmitted from the other party.
    When the call for video conferencing is started, the microcomputer 10 outputs a control signal to the modem controller 60 to control the modem 50 to make a call to the other party, and then through the camera input unit 20 when the telephone is connected. The image is modulated by the video processor 30, and then modulated into a digital signal form and transmitted to the other party through the modem 50. In addition, the video signal received through the modem 50 is separated from the video separation unit 52 and then modulated by the video processor 54 and amplified by a sufficient size signal by the amplification unit 56 through the CRT 58. The image is output.
    However, in the conventional television having the above-described configuration, it is very convenient to directly transmit and receive the video and audio signals of the caller, but it is inconvenient to use various types of data required during the video conference.
    For example, various types of data such as multimedia data such as video or music, graphs generated by statistics, picture files, etc. are usually processed on a PC, printed using a printer, and then faxed to them. It used to send or shoot in front of the camera to send to the other party. Therefore, there have been a lot of difficulties in transmitting multimedia data such as moving images, and there is a inconvenience in that the data must be produced in advance as an output.
    SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to transmit multimedia data, such as a presentation file, a text file, or a picture file, generated and stored on a PC, to a counterpart in a video conference of a TV. There is provided a fish data output apparatus of a television having a video conferencing function for use.
    A television data output apparatus having a video conferencing function according to the present invention for achieving the above object includes a microcomputer 10 for controlling an entire stroke, a camera input unit 20 for inputting an image, and the camera input unit 20. A video processor 30 for modulating the video signal from the video signal into a composite video signal, and a format converter 40 for modulating the signal output from the video processor 30 into a digital signal for transmission through the modem 50. And a video conferencing function including a modem control unit 60 for controlling the modem 50, comprising: a data input unit 70 for inputting data stored in a PC; A memory unit 80 for temporarily storing data transmitted from the data input unit 70; A signal converter 90 for modulating and outputting data output from the memory 80; A mixer 100 for synthesizing the modulated signal output from the signal converter 90 and the video signal input through the camera input unit 20 and outputting the synthesized signal to the format converter 40; A memory control unit 110 for controlling a data storage state of the memory unit 80; An image converter 120 for modulating the image stored in the memory 80; And a mixer controller 130 for controlling the image synthesis state in the mixer 100.
    1 is a partial block circuit diagram of a video data transmitting and receiving unit of a television having a video conference function conventionally used;
    2 is a partial block circuit diagram of a television having a fish data output apparatus of the present invention;
    3 is a flowchart showing an operating state of the fish data output apparatus of the present invention;
    4 is an embodiment of a counterpart monitor on which data is output according to the present invention.
    <Explanation of symbols for main parts of the drawings>
    10: microcomputer, 20: camera input unit,
    30: video processor, 40: format converter,
    50: modem, 60: modem control unit,
    70: data input unit, 80: memory unit,
    90: signal converter, 100: mixer,
    110: a memory controller, 120: an image converter,
    130: mixer control unit, 140: monitor,
    150: output data.
    Hereinafter, a fish data output apparatus of a television having a video conferencing function according to the present invention will be described in detail with reference to the accompanying drawings.
    Fish data output device of the present invention is to utilize the data stored in the PC when it is necessary to transmit a variety of data to the other party in order to enhance the effect of video conferencing, it is easy to edit the data and effective meeting using multimedia data The effect of the will be maximized.
    As shown in FIG. 2, the fish data output device of the present invention includes a data input unit 70 for receiving data stored in a PC and temporarily storing data transmitted from the data input unit 70. The memory unit 80, the signal converter 90 for modulating and outputting the data output from the memory unit 80, the modulation signal and the camera input unit 20 output from the signal converter 90 Mixer 100 for synthesizing the video signal input through the output to the format conversion unit 40, a memory controller 110 for controlling the data storage state of the memory unit 80, and the memory unit 80 An image converter 120 for modulating the image stored in the) and a mixer controller 130 for controlling the image synthesis state in the mixer 100 is further included.
    The data input unit 70 receives multimedia data stored in a storage medium such as a hard disk or a floppy disk of a personal computer (PC), or data such as a text file. The multimedia data input through the data input unit 70 may be various types of files.
    The data input unit 70 may be, for example, a serial port or a parallel port. The input of the data is performed using the control unit of the PC. It will be apparent to those skilled in the art that such data may be stored in the memory unit 80 in advance and used when needed.
    The multimedia data input through the data input unit 70 is temporarily stored in the memory unit 80. The data stored in the memory 80 is controlled by the memory controller 110.
    The contents of the multimedia data stored in the memory unit 80 may be changed by the image converter 120. This is performed by the control signal from the microcomputer 10. Meanwhile, the microcomputer 10 is connected to a keypad or keyboard having a plurality of keys for inputting a command signal from a user.
    The multimedia data output from the memory unit 80 is modulated into a specific signal by the signal conversion unit 90. That is, since the signal output from the memory unit 80 is a VGA (Video Graphic Array) signal, which is typically used in a PC, it serves to modulate this into an NTSC signal. The multimedia data modulated into the NTSC signal by the signal converter 90 is output toward the mixer 100.
    The mixer 100 is controlled by the mixer controller 130 operated according to the control signal from the microcomputer 10. The mixer controller 130 synthesizes two signal data input to the mixer 100, that is, a video signal of a caller input through the camera input unit 20 and the multimedia data output from the signal converter 90. It is. The video synthesized by the mixer 100 is a video including a caller's own video and multimedia data (or picture file) together.
    4 shows an example of the synthesized image as described above, and it can be seen that the data is finally displayed on the monitor 140 screen of the counterpart. As shown, the image displayed on the screen of the monitor 140 is the caller's own image, and a bar graph, a character, and a circle graph are simultaneously displayed on the lower side of the image. Of course, it will be apparent to those skilled in the art to which the present invention pertains that picture files, music files and the like may be transmitted in addition to the above and data.
    The signal synthesized by the mixer 100 as described above is output to the format converter 40. The format converter 40 modulates the signal (compressed digital signal) suitable for transmission to the modem 50 and finally transmits the signal to the other party through the modem 50.
    After the video signal including the multimedia data transmitted to the counterpart is modulated by the videoconferencing function of the counterpart, the video signal is finally output to the screen of the monitor 140 as shown in FIG. 4. Therefore, the other party can talk more reliably by referring to the transmitted multimedia data. The operation state of the fish data output device of the present invention as described above is briefly described in the flowchart of FIG.
    As described above, according to the present invention, multimedia data such as a presentation file, a text file, or a picture file generated and stored on a PC can be transmitted to and used by a counterpart in a video conference of a TV.
    Although the invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that modifications and variations can be made within the spirit and scope of the invention, and such variations or modifications will belong to the appended claims. .
    权利要求:
    Claims (3)
    [1" claim-type="Currently amended] A microcomputer 10 for controlling the entire stroke, a camera input unit 20 for inputting an image, a video processor 30 for modulating a video signal from the camera input unit 20 into a composite video signal, and the video processor A video conferencing function including a format conversion unit 40 for modulating a signal output from the 30 into a digital signal for transmission through the modem 50, and a modem control unit 60 for controlling the modem 50. For TV with
    A data input unit 70 for inputting data stored in the PC to the fish data output apparatus of the television;
    A memory unit 80 for temporarily storing data transmitted from the data input unit 70;
    A signal converter 90 for modulating and outputting data output from the memory 80;
    A mixer 100 for synthesizing the modulated signal output from the signal converter 90 and the video signal input through the camera input unit 20 and outputting the synthesized signal to the format converter 40;
    A memory control unit 110 for controlling a data storage state of the memory unit 80;
    An image converter 120 for modulating the image stored in the memory 80; And
    And a mixer controller (130) for controlling a video synthesis state in the mixer (100).
    [2" claim-type="Currently amended] The apparatus of claim 1, wherein the signal conversion unit (90) modulates the VGA signal input from the memory unit (80) into an NTSC signal and outputs the NTSC signal.
    [3" claim-type="Currently amended] The apparatus of claim 1, wherein the data input unit (70) is a serial port and / or a parallel port connected to a PC.
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    同族专利:
    公开号 | 公开日
    KR100252486B1|2000-04-15|
    引用文献:
    公开号 | 申请日 | 公开日 | 申请人 | 专利标题
    法律状态:
    1997-10-16|Application filed by 전주범, 대우전자 주식회사
    1997-10-16|Priority to KR1019970053118A
    1999-05-06|Publication of KR19990032149A
    2000-04-15|Application granted
    2000-04-15|Publication of KR100252486B1
    优先权:
    申请号 | 申请日 | 专利标题
    KR1019970053118A|KR100252486B1|1997-10-16|1997-10-16|Apparatus for outputing pc data of television with video conference function|
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