KR880006890A - Dual scanning device on TV receiver - Google Patents

Dual scanning device on TV receiver Download PDF

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Publication number
KR880006890A
KR880006890A KR860010180A KR860010180A KR880006890A KR 880006890 A KR880006890 A KR 880006890A KR 860010180 A KR860010180 A KR 860010180A KR 860010180 A KR860010180 A KR 860010180A KR 880006890 A KR880006890 A KR 880006890A
Authority
KR
South Korea
Prior art keywords
receiver
scanning device
selection switch
converter
video input
Prior art date
Application number
KR860010180A
Other languages
Korean (ko)
Other versions
KR920008328B1 (en
Inventor
최용훈
Original Assignee
구자학
주식회사 금성사
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.)
Filing date
Publication date
Application filed by 구자학, 주식회사 금성사 filed Critical 구자학
Priority to KR1019860010180A priority Critical patent/KR920008328B1/en
Publication of KR880006890A publication Critical patent/KR880006890A/en
Application granted granted Critical
Publication of KR920008328B1 publication Critical patent/KR920008328B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/14—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices
    • H04N3/15—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices for picture signal generation
    • H04N3/155—Control of the image-sensor operation, e.g. image processing within the image-sensor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/71—Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors
    • H04N25/745—Circuitry for generating timing or clock signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
    • H04N25/77—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Television Systems (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

내용 없음No content

Description

TV 수상기에서의 2중 주사장치Dual scanning device on TV receiver

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

제1도는, 본 발명 장치의 블록도.1 is a block diagram of an apparatus of the present invention.

제2도는, 본 발명에서 시간축상에서의 영상 입력과 출력과의 관계도.2 is a relationship between video input and output on a time axis in the present invention.

제3도는, 본 발명에서 시간축상에서의 메모리 데이타 상태 및 영상 출력신호 상태도.3 is a memory data state and a video output signal state diagram on a time axis in the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : A/D 변환기 2 : 동기 분리회로1: A / D converter 2: Synchronous separation circuit

3 : 제어신호 발생회로 4 : D/A 변환기3: control signal generating circuit 4: D / A converter

5 : 가산기 6 : 제산기5: adder 6: divider

SW1-SW4: 선택스위치 M1, M2, M3: 메모리SW 1 -SW 4 : Selection switch M 1 , M 2 , M 3 : Memory

Si : 영상입력 신호단자 So : 영상출력 신호단자Si: Video input signal terminal So: Video output signal terminal

Claims (1)

영상입력신호(Si)를 메모리에 저장시킨 후에 판독 속도를 기록 속도의 2배 속도로 행하는 TV 수상기의 2배 주사 변환장치에 있어서, 영상입력신호 단자(Si)에 통상의 A/D변환기(1)를 통하여 3단 선택스위치(SW1), (SW4)를 병렬 접속하고, 이들의 선택스위치(SW1), (SW4)의 각 접점 (X1,X4), (Y1, Y4), (Z1, Z4)에 각각 1라인 메모리 (M1), (M2), (M3)를 통하여 병렬 접속된 3단 선택스위치 (SW2), (SW3)를 연결하되, 이들의 공통 접점에 가산기(5) 및 제산기(6)를 통하여 상기 선택스위치(SW4)의 공통 접점을 연결하여서 구성된 TV 수상기에서의 2중 주사장치.In a double-scan scanning converter of a TV receiver which stores a video input signal Si in a memory and reads at a speed twice the recording speed, the conventional A / D converter 1 is connected to the video input signal terminal Si. ) 3-selection switch (SW 1) via a, (SW 4) for parallel connection, each contact point (X 1, of those of the selection switch (SW 1), (SW 4 ) and X 4), (Y 1, Y 4 ), (Z 1 , Z 4 ) connect 3-stage selector switch (SW 2 ), (SW 3 ) connected in parallel through 1-line memory (M 1 ), (M 2 ), (M 3 ) respectively. And a double scanning device in a TV receiver configured by connecting a common contact of the selection switch (SW 4 ) through an adder (5) and a divider (6) to these common contacts. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860010180A 1986-11-29 1986-11-29 Double scanning device for tv KR920008328B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019860010180A KR920008328B1 (en) 1986-11-29 1986-11-29 Double scanning device for tv

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019860010180A KR920008328B1 (en) 1986-11-29 1986-11-29 Double scanning device for tv

Publications (2)

Publication Number Publication Date
KR880006890A true KR880006890A (en) 1988-07-25
KR920008328B1 KR920008328B1 (en) 1992-09-26

Family

ID=19253707

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860010180A KR920008328B1 (en) 1986-11-29 1986-11-29 Double scanning device for tv

Country Status (1)

Country Link
KR (1) KR920008328B1 (en)

Also Published As

Publication number Publication date
KR920008328B1 (en) 1992-09-26

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