KR970024925A - Camcorder tracking system and method - Google Patents

Camcorder tracking system and method Download PDF

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Publication number
KR970024925A
KR970024925A KR1019950037385A KR19950037385A KR970024925A KR 970024925 A KR970024925 A KR 970024925A KR 1019950037385 A KR1019950037385 A KR 1019950037385A KR 19950037385 A KR19950037385 A KR 19950037385A KR 970024925 A KR970024925 A KR 970024925A
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KR
South Korea
Prior art keywords
vertical
motion vector
horizontal
detecting
subject
Prior art date
Application number
KR1019950037385A
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Korean (ko)
Inventor
신태철
Original Assignee
구자홍
엘지전자 주식회사
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Publication date
Application filed by 구자홍, 엘지전자 주식회사 filed Critical 구자홍
Priority to KR1019950037385A priority Critical patent/KR970024925A/en
Publication of KR970024925A publication Critical patent/KR970024925A/en

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    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/16—Special procedures for taking photographs; Apparatus therefor for photographing the track of moving objects

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)

Abstract

본 발명은 움직임 벡터를 검출하여 이 움직임 벡터값에 대응되는 펄스값으로 모터를 구동하여 피사체를 추적하는 캠코더의 피사체 추적장치 및 방법에 관한 것으로, 종래는 피사체의 움직임 검출을 광감지수단을 사용함으로써 피사체의 거리, 상태, 방향에 따라 추적이 상이해지던 점을 감안하여 움직임 벡터를 검출하는 부호화부, 움직임 벡터를 수직 및 수평성분으로 분리하는 움직임 벡터 분리부, 수직 및 수평성분으로 분리된 움직임 벡터의 수직 및 수평성분의 크기와 방향을 검출하는 수직 및 수평성분 처리부, 상기 움직임 벡터의 크기출력에 대응되는 펄스를 출력하는 수직 및 수평크기 변환부, 상기 움직임 벡터의 방향출력에 대응되는 펄스를 출력하는 수직 및 수평방향 변환부, 상기 수직 및 수평크기 변환부와 수직 및 수평방향 변환부의 출력에 따라 상하이동모터와 좌우회전모터를 구동하는 상하 및 좌우 모터 구동부를 구비하여 피사체 추적시 움직임 벡터를 이용함으로써 정확한 피사체의 추적이 가능토록 한 것이다.The present invention relates to a subject tracking device and method of a camcorder for detecting a motion vector and tracking a subject by driving a motor with a pulse value corresponding to the motion vector value. The encoder which detects the motion vector, the motion vector separator that separates the motion vector into vertical and horizontal components, and the motion vector separated into vertical and horizontal components, in consideration of the difference in tracking according to the distance, state, and direction of the subject. Vertical and horizontal component processing unit for detecting the magnitude and direction of the vertical and horizontal components of the vertical and horizontal size converter for outputting a pulse corresponding to the magnitude output of the motion vector, Outputs a pulse corresponding to the direction output of the motion vector Vertical and horizontal direction conversion unit, the vertical and horizontal size conversion unit and the vertical and horizontal direction conversion unit Depending on provided with a top and bottom and right and left motor driving unit for driving the vertical movement motor and the swivel motor by utilizing a subject tracking when a motion vector is ever possible to trace the exact subject.

Description

캠코더의 피사체 추적장치 및 방법Camcorder tracking system and method

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

제2도는 본 발명에 따른 캠코더의 피사체 추적장치의 구성도2 is a block diagram of a subject tracking apparatus of a camcorder according to the present invention

Claims (3)

이전 프레임과 현재 프레임 사이의 움직임을 검출하여 움직임 벡터를 검출하는 부호화부와, 상기 부호화부의 출력인 움직임 벡터를 수직 및 수평성분으로 분리하는 움직임 벡터분리부와, 상기 움직임 벡터 분리부에 의해 수직 및 수평성분으로 분리된 움직임벡터의 수직 및 수평성분의 크기와 방향을 검출하는 수직 및 수평성분 처리부와, 상기 수직 및 수평성분 처리부의 움직임 벡터의 크기출력에 대응되는 펄스를 출력하는 수직 및 수평크기 변환부와, 상기 수직 및 수평성분 처리부의 움직임 벡터의 방향출력에 대응되는 펄스를 출력하는 수직 및 수평방향 변환부와, 상기 수직 및 수평크기 변환부와 수직 및 수평방향 변환부의 출력에 따라 상하이동모터와 좌우회전모터를 구동하는 상하 및 좌우 모터 구동부로 구성됨을 특징으로 하는 캠코더의 피사체 추적장치.An encoder for detecting a motion vector by detecting a motion between a previous frame and a current frame, a motion vector separator for separating the motion vector output from the encoder into vertical and horizontal components, and a vertical and Vertical and horizontal size conversion unit for detecting the size and direction of the vertical and horizontal components of the motion vectors separated by horizontal components, and outputting pulses corresponding to the magnitude output of the motion vectors of the vertical and horizontal component processing units. And a vertical and horizontal direction converter for outputting pulses corresponding to the direction outputs of the motion vectors of the vertical and horizontal component processors, and the output of the vertical and horizontal size converters and the vertical and horizontal converters. And the upper and lower and left and right motor driving units for driving the left and right rotating motors. Body tracker. 제1항에 있어서, 상기 상하이동모터 및 좌우회전모터는 움직임 벡터값이 +이면 정방향으로 이동하고 -이면 역방향으로 이동함을 특징으로 하는 캠코더의 피사체 추적 장치.The apparatus of claim 1, wherein the Shanghai east motor and the left and right rotation motors move in the forward direction when the motion vector value is + and move in the reverse direction when the motion vector value is +. 이전 프레임과 현재 프레임 사이의 움직임 벡터를 검출하는 제1단계와, 움직임 벡터의 양에 따라 카메라 회전 구동모터에 구동신호를 출력하는 제2단계와, 구동신호에 따라 카메라를 회전시키 는 제3단계를 포함하여 이루어짐을 특징으로 하는 캠코더의 피사체 추적 방법.A first step of detecting a motion vector between the previous frame and the current frame, a second step of outputting a drive signal to the camera rotation drive motor according to the amount of the motion vector, and a third step of rotating the camera according to the drive signal The subject tracking method of the camcorder, characterized in that made. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950037385A 1995-10-26 1995-10-26 Camcorder tracking system and method KR970024925A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950037385A KR970024925A (en) 1995-10-26 1995-10-26 Camcorder tracking system and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950037385A KR970024925A (en) 1995-10-26 1995-10-26 Camcorder tracking system and method

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KR970024925A true KR970024925A (en) 1997-05-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020095999A (en) * 2001-06-19 2002-12-28 엘지전자 주식회사 Method for following movement of digital camera

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04276991A (en) * 1991-03-05 1992-10-02 Canon Electron Inc Automatic tracking device for camera
KR930003677A (en) * 1991-07-09 1993-02-24 강진구 Automatic tracking of the subject of the camcorder
KR930003676A (en) * 1991-07-09 1993-02-24 강진구 Automatic tracking of the subject of the camcorder
JPH05227463A (en) * 1992-02-15 1993-09-03 Sony Corp Picture processor
JPH05236321A (en) * 1992-02-25 1993-09-10 Sony Corp Image processor
JPH05344403A (en) * 1992-06-10 1993-12-24 Sony Corp Image pickup device
KR950002791A (en) * 1993-07-28 1995-02-16 제임스 리센펠드 Surgical composite

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04276991A (en) * 1991-03-05 1992-10-02 Canon Electron Inc Automatic tracking device for camera
KR930003677A (en) * 1991-07-09 1993-02-24 강진구 Automatic tracking of the subject of the camcorder
KR930003676A (en) * 1991-07-09 1993-02-24 강진구 Automatic tracking of the subject of the camcorder
JPH05227463A (en) * 1992-02-15 1993-09-03 Sony Corp Picture processor
JPH05236321A (en) * 1992-02-25 1993-09-10 Sony Corp Image processor
JPH05344403A (en) * 1992-06-10 1993-12-24 Sony Corp Image pickup device
KR950002791A (en) * 1993-07-28 1995-02-16 제임스 리센펠드 Surgical composite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020095999A (en) * 2001-06-19 2002-12-28 엘지전자 주식회사 Method for following movement of digital camera

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