KR950016383A - Video camera system - Google Patents

Video camera system Download PDF

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Publication number
KR950016383A
KR950016383A KR1019930025946A KR930025946A KR950016383A KR 950016383 A KR950016383 A KR 950016383A KR 1019930025946 A KR1019930025946 A KR 1019930025946A KR 930025946 A KR930025946 A KR 930025946A KR 950016383 A KR950016383 A KR 950016383A
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KR
South Korea
Prior art keywords
signal
audio signal
video
camera
transmitting
Prior art date
Application number
KR1019930025946A
Other languages
Korean (ko)
Inventor
이평수
Original Assignee
이대원
삼성항공산업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 이대원, 삼성항공산업 주식회사 filed Critical 이대원
Priority to KR1019930025946A priority Critical patent/KR950016383A/en
Publication of KR950016383A publication Critical patent/KR950016383A/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/455—Demodulation-circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/63—Generation or supply of power specially adapted for television receivers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0064—Earth or grounding circuit

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Closed-Circuit Television Systems (AREA)

Abstract

본 발명은 CCTV(closed-circuit Television)에서 카메라와 모니터 사이에 전송되는 신호들을 전송하기 위한 선로를 단순화한 영상 카메라 시스템에 관한 것으로, 카메라 렌즈를 통해 입력되는 영상신호와 인터폰의 음성신호를 변조하여 송신하고 수신된 음성신호를 복조하여 출력하는 카메라장치와, 상기 카메라장치로부터 전송되는 신호를 복조하여 영상신호를 모니터링하고 인터폰의 음성신호를 복조하여 상기 카메라장치로 송신하고 전원을 구비하여 각 장치로 공급하는 모니터장치와, 상기 각 신호와 전원을 공급하는 신호라인과, 접지라인을 구비하여 구성된다. 따라서, 선로 시공을 쉽게할 수 있으며, 일반 모니터를 사용할 수 있다.The present invention relates to a video camera system that simplifies a line for transmitting signals transmitted between a camera and a monitor in a CCTV (closed-circuit television), and modulates a video signal input through a camera lens and an audio signal of an interphone. A camera device for transmitting and demodulating and outputting the received audio signal, and demodulating the signal transmitted from the camera device to monitor the video signal, demodulating the audio signal of the interphone, and transmitting the demodulated audio signal to the camera device. And a monitor device for supplying the signal, a signal line for supplying the respective signals and power, and a ground line. Therefore, the construction of the track can be easily performed, and a general monitor can be used.

Description

영상 카메라 시스템Video camera system

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명의 영상 카메라 시스템의 블럭도,2 is a block diagram of a video camera system of the present invention;

제3도는 본 발명의 영상 카메라 시스템의 다른 실시예를 따른 블럭도.3 is a block diagram according to another embodiment of the video camera system of the present invention.

Claims (6)

영상 카메라 시스템에 있어서, 카메라 렌즈를 통해 입력되는 영상신호와 인터폰의 음성신호를 변조하여 송신하고 수신된 음성신호를 복조하여 출력하는 카메라장치와; 상기 카메라장치로부터 수신한 신호를 복조하여 영상신호를 모니터링하고 마이크의 음성신호를 변조하여 상기 카메라장치로 송신하는 모니터장치와; 상기 모니터장치에 구비되는 전원수단과; 상기 각 신호를 공급하는 신호라인과; 접지라인을 구비하여 상기 신호라인과 접지라인을 이용하여 시스템 전체의 신호 및 전원을 공급하는 것을 특징으로 하는 영상 카메라 시스템.A video camera system comprising: a camera device for modulating and transmitting a video signal input through a camera lens and an audio signal of an interphone, and demodulating and outputting the received audio signal; A monitor device for demodulating the signal received from the camera device to monitor the video signal, modulating the audio signal of the microphone, and transmitting the modulated audio signal to the camera device; Power supply means provided in the monitor device; A signal line for supplying each signal; And a ground line to supply the signal and power of the entire system using the signal line and the ground line. 제1항에 있어서, 상기 카메라장치는 렌즈를 통해 입력되는 상을 전기적인 신호로 변환하기 위한 촬상수단과; 동기 신호와 타이밍 신호를 발생하는 동기수단과; 상기 동기수단의 동기신호에 동기하여 상기 촬상수단의 신호를 읽어 TV동기신호에 일치하는 영상신호로 형성하는 영상신호 처리수단과; 마이크와 스피커를 통해 입출력되는 음성신호를 처리하기 위한 제1음성신호 처리수단과; 상기 영상신호 및 음성신호를 주파수 변조하여 송신하고 수신되는 음성신호를 복조하기 위한 제1변ㆍ복조수단을 구비하는 것을 특징으로 하는 영상 카메라 시스템.The apparatus of claim 1, wherein the camera device comprises: imaging means for converting an image input through a lens into an electrical signal; Synchronizing means for generating a synchronizing signal and a timing signal; Video signal processing means for synchronizing with the synchronization signal of said synchronization means to read the signal of said imaging means and to form a video signal corresponding to the TV synchronization signal; First audio signal processing means for processing audio signals inputted and outputted through a microphone and a speaker; And first modulation and demodulation means for demodulating and transmitting the video signal and the audio signal, and demodulating the received audio signal. 제1항에 있어서, 상기 모니터장치는 상기 카메라장치로부터 전송된 신호를 입력받아 복조하고 음성신호를 변조하여 송신하기 위한 제2변ㆍ복조수단과; 상기 복조된 신호로부터 영상신호를 재생하기 위한 영상신호 재생수단과; 상기 수신된 음성신호 및 모니터장치의 마이크 및 스피커를 통해 입출력되는 음성신호를 처리하기 위한 제2음성신호 처리수단과; 상기 영상신호에 대응하는 영상을 디스플레이 하기 위한 브라운관을 구비하는 것을 특징으로 하는 영상 카메라 시스템.2. The apparatus according to claim 1, wherein said monitor device comprises: second modulation and demodulation means for receiving and demodulating a signal transmitted from said camera device, and modulating and transmitting an audio signal; Video signal reproducing means for reproducing a video signal from the demodulated signal; Second audio signal processing means for processing the received audio signal and a voice signal input and output through a microphone and a speaker of the monitor device; And a picture tube for displaying an image corresponding to the video signal. 제1항에 있어서, 상기 전원수단은 카메라장치에 구비되어 상기 신호라인과 접지라인을 통해 시스템 전체의 전원을 공급하는 것이 가능한 것을 특징으로 하는 영상 카메라 시스템.The video camera system of claim 1, wherein the power supply unit is provided in the camera device to supply power to the entire system through the signal line and the ground line. 영상 카메라 시스템에 있어서, 카메라 렌즈를 통해 입력되는 영상신호를 송신하고 마이크의 음성신호를 송ㆍ수신하는 카메라장치와; 상기 카메라장치로부터 전송되는 신호들을 제어하고 마이크의 음성신호를 상기 카메라장치로 송신하는 신호처리장치와; 별도 구성되어 상기 신호처리장치로부터 공급되는 영상신호를 디스플레이하기 위한 모니터를 구비하는 것을 특징으로 하는 영상 카메라 시스템.A video camera system comprising: a camera device for transmitting a video signal input through a camera lens and for transmitting and receiving an audio signal of a microphone; A signal processing device for controlling signals transmitted from the camera device and transmitting an audio signal of a microphone to the camera device; And a monitor configured to display a video signal supplied from the signal processing device. 제5항에 있어서, 상기 신호처리장치는 상기 카메라장치로부터 전송된 신호를 입력하여 복조하고 음성신호를 변조하여 송신하기 위한 제2변ㆍ복조수단과; 상기 복조된 신호로부터 영상신호를 재생하기 위한 영상신호 재생수단과; 상기 수신된 음성신호 및 모니터장치의 마이크 및 스피커를 통해 입출력되는 음성신호를 처리하기 위한 제2음성신호 처리수단을 구비하는 것을 특징으로 하는 영상 카메라 시스템.6. The signal processing apparatus according to claim 5, wherein said signal processing apparatus comprises: second modulation and demodulation means for inputting and demodulating a signal transmitted from said camera apparatus, and modulating and transmitting an audio signal; Video signal reproducing means for reproducing a video signal from the demodulated signal; And a second audio signal processing means for processing the received audio signal and the audio signal input and output through the microphone and the speaker of the monitor device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930025946A 1993-11-30 1993-11-30 Video camera system KR950016383A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930025946A KR950016383A (en) 1993-11-30 1993-11-30 Video camera system

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KR1019930025946A KR950016383A (en) 1993-11-30 1993-11-30 Video camera system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100334256B1 (en) * 2000-06-19 2002-04-25 이정주 Method and apparatus for transmitting and receiving image signal and data signal in closed circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100334256B1 (en) * 2000-06-19 2002-04-25 이정주 Method and apparatus for transmitting and receiving image signal and data signal in closed circuit

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