KR910013946A - Motion Detection Circuit with Isolation Point Removal in Television Receivers - Google Patents

Motion Detection Circuit with Isolation Point Removal in Television Receivers Download PDF

Info

Publication number
KR910013946A
KR910013946A KR1019890019317A KR890019317A KR910013946A KR 910013946 A KR910013946 A KR 910013946A KR 1019890019317 A KR1019890019317 A KR 1019890019317A KR 890019317 A KR890019317 A KR 890019317A KR 910013946 A KR910013946 A KR 910013946A
Authority
KR
South Korea
Prior art keywords
signal
frame
motion detection
motion
subtractor
Prior art date
Application number
KR1019890019317A
Other languages
Korean (ko)
Other versions
KR930000982B1 (en
Inventor
김성봉
Original Assignee
강진구
삼성전자 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.)
Filing date
Publication date
Application filed by 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019890019317A priority Critical patent/KR930000982B1/en
Publication of KR910013946A publication Critical patent/KR910013946A/en
Application granted granted Critical
Publication of KR930000982B1 publication Critical patent/KR930000982B1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)

Abstract

내용 없음.No content.

Description

텔레비젼 수상기에 있어서 고립점 제거가 부가된 움직임 검출회로Motion Detection Circuit with Isolation Point Removal in Television Receivers

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제4도는 본 발명에 따른 회로도,4 is a circuit diagram according to the present invention,

제5도는 본 발명에 따른 레벨변환 특성도,5 is a level conversion characteristic diagram according to the present invention,

제6도는 본 발명에 따른 움직임 신호의 고립점 제거특성도.6 is an isolated point removal characteristic of a motion signal according to the present invention.

Claims (1)

텔레비젼 수상기의 움직임 검출회로에 있어서, 입력단(4l)을 통해 VTSC합성 비디오 신호를 입력하여 수평축 대역통과 필터(100)와 수직축 대역통과 필터(101) 및 시간축대역통과 필터(102)에서 필터링하여 칼라(C) 신호를 얻어내고 상기 입력단(41)의 입력신호를 딜래이라인(113)에서 소징지연시켜 상기 얻어낸 칼라(C) 신호와 감산기(108)에서 감산하여 휘도(Y) 신호를 분리해내는 제1수단(10)과, 상기 제1수단(10)에서 출력되는 칼라신호를 프레임간 동작검출을 위해 1프레임 메모리(103)에 저장시켜 1프레임 단위로 지연한 후 승산기(104)에서180°로 반전하여 상기 제1수단에서 얻어낸 칼라(C) 신호와의 감산기에 의해 C 신호의 프레임간 동작검출을하는 제2수단(20)과, 상기 제1수단(10)에서 얻어낸 휘도 1프레임 메모리(109)에 저장시켜 프레임 단위로 지연시켜 상기 1 프레임 지연전 신호와 감산기(110)의 감산에 의해 휘도신호의 동작을 검출하는 제3수단(30)과, 상기 제2.3수단(20.30)에서 검출된 동작신호를 제1,2 절대화 회로(106,107)에서 절대값으로 변환하는 제4수단(40)과, 상기 제4수단(40)에서 출력된 값을 받아 최대화회로(101)에서 최대값을 출력하는 제5수단(50)과, 운동검출 신호의 고립점을 제거하여 움직임 신호를 0-1의 값으로 변환기시켜 최종 출력을 얻기 위해 레벨변환기(113)에서 레벨을 변환하는 제6수단(60)으로 구성됨을 특징으로 하는 고립점 제거가 부가된 움직임 검출회로.In the motion detection circuit of a television receiver, a VTSC composite video signal is input through an input terminal 4l and filtered by a horizontal band pass filter 100, a vertical band pass filter 101, and a time axis band pass filter 102. C) obtaining a signal, and delaying the input signal of the input terminal 41 in the delay line 113 to subtract the obtained color (C) signal from the subtractor 108 to separate the luminance (Y) signal. The first means 10 and the color signal output from the first means 10 are stored in the one frame memory 103 to detect the inter-frame motion, delayed by one frame, and then rotated by 180 degrees in the multiplier 104. A second means 20 for detecting inter-frame motion of the C signal by a subtractor with a color C signal obtained by the first means, and a luminance one-frame memory 109 obtained by the first means 10; 1 frame by delaying the frame unit The first and second absolute circuits 106 and 107 detect the operation of the luminance signal by subtracting the pre-delay signal and the subtractor 110 and the operation signal detected by the 2.3 means 20.30. A fourth means 40 for converting to an absolute value, a fifth means 50 for receiving a value output from the fourth means 40 and outputting a maximum value from the maximizing circuit 101, and isolation of a motion detection signal. Motion detection with isolation point elimination, characterized in that it comprises a sixth means (60) for converting the level at level converter (113) to convert the motion signal to a value of 0-1 by removing the point to obtain a final output. Circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890019317A 1989-12-22 1989-12-22 Movement detecting circuit KR930000982B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890019317A KR930000982B1 (en) 1989-12-22 1989-12-22 Movement detecting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890019317A KR930000982B1 (en) 1989-12-22 1989-12-22 Movement detecting circuit

Publications (2)

Publication Number Publication Date
KR910013946A true KR910013946A (en) 1991-08-08
KR930000982B1 KR930000982B1 (en) 1993-02-11

Family

ID=19293475

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890019317A KR930000982B1 (en) 1989-12-22 1989-12-22 Movement detecting circuit

Country Status (1)

Country Link
KR (1) KR930000982B1 (en)

Also Published As

Publication number Publication date
KR930000982B1 (en) 1993-02-11

Similar Documents

Publication Publication Date Title
KR880005818A (en) Motion detection circuit of video signal used in television receiver
JPS5580966A (en) Noise eliminating system for television signal
KR880004704A (en) TV image motion detection circuit
KR880004706A (en) Method and apparatus for detecting video shift in a television signal
US5311306A (en) Motion detecting circuit for video signal processor
JPS647550B2 (en)
KR890006087A (en) Complex Signal Separation Circuit in Color Television Receiver
MY111094A (en) Three-dimensional motion detector
KR890006086A (en) Hanging dot reduction device
KR850003093A (en) Analog-Digital Inverter
KR890011446A (en) Adaptive Y / C Separation Circuit Using Horizontal and Vertical Correlation in Television Receivers
KR910005704A (en) Signal Separator
KR910013946A (en) Motion Detection Circuit with Isolation Point Removal in Television Receivers
EP0364967A3 (en) Luminance/chrominance signal separation circuit for pal color television signal
RU2113068C1 (en) Moving-picture signal discriminating device
US5355177A (en) Luminance/color signal separation apparatus
GB2286940A (en) A luminance and chrominance signal separator
JPS54118727A (en) Noise level detector circuit
KR930007212A (en) TV's Analog Video Signal Decoding System
KR890006334Y1 (en) Intermediate frequency circuit for multi-system sound receiver
KR950004910A (en) Shadow image removal device of video equipment
KR970068684A (en) Y / C Separating Circuit
KR910007374A (en) Motion Detection Circuit for TV Signal Processing
KR920005654A (en) Luminance and Chromaticity Separation System
KR970006303B1 (en) Y/c separation circuit in composite video signal

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20030129

Year of fee payment: 11

LAPS Lapse due to unpaid annual fee