KR930020206A - Remote Control Camera Using Automatic Focus Control Circuit and Its Realization Method - Google Patents

Remote Control Camera Using Automatic Focus Control Circuit and Its Realization Method Download PDF

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Publication number
KR930020206A
KR930020206A KR1019920004210A KR920004210A KR930020206A KR 930020206 A KR930020206 A KR 930020206A KR 1019920004210 A KR1019920004210 A KR 1019920004210A KR 920004210 A KR920004210 A KR 920004210A KR 930020206 A KR930020206 A KR 930020206A
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KR
South Korea
Prior art keywords
remote
camera
control
circuit
signal
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KR1019920004210A
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Korean (ko)
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KR970006009B1 (en
Inventor
정용준
윤태경
Original Assignee
안시환
삼성항공산업 주식회사
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Priority to KR1019920004210A priority Critical patent/KR970006009B1/en
Priority to DE4307953A priority patent/DE4307953A1/de
Priority to FR9302861A priority patent/FR2688603A1/en
Priority to GB9305117A priority patent/GB2265019A/en
Priority to JP5078668A priority patent/JPH0688937A/en
Priority to CN93104431A priority patent/CN1083227A/en
Publication of KR930020206A publication Critical patent/KR930020206A/en
Application granted granted Critical
Publication of KR970006009B1 publication Critical patent/KR970006009B1/en

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    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B17/00Details of cameras or camera bodies; Accessories therefor
    • G03B17/38Releasing-devices separate from shutter
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B3/00Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10Power-operated focusing
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28Systems for automatic generation of focusing signals
    • G02B7/30Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Details Of Cameras Including Film Mechanisms (AREA)
  • Automatic Focus Adjustment (AREA)
  • Studio Devices (AREA)
  • Measurement Of Optical Distance (AREA)
  • Exposure Control For Cameras (AREA)

Abstract

리모트 송신부를 이용하여 카메라를 원격조정할 수 있는 카메라에서 별도의 리모 수신회로를 이용하지 않고 수광소자가 부착되어 있는 피사체와의 거리를 측거하는 자동초점 조절회로를 이용하여 리모트 송신부에서 발사한 적외선을 감지하여 신호를 중앙제어장치로 송신하여 카메라의 원격조정이 이루어질 수 있도록 하기 위하여, 원격조정을 제어하기 위하여 신호를 출력하는 리모트 송신부와, 리모트 송신부의 신호를 감지하여 원격조정으로 또는 일반적으로 사용으로 카메라의 동작을 제어할 수 있는 리모트 수신부로 이루어져 동작하는 자동초점 조절회로를 이용한 원격조정 카메라 및 그의 실현방법에 관한 것.In the camera that can remotely control the camera by using the remote transmitter, the infrared ray emitted by the remote transmitter is detected by using an autofocus control circuit that measures the distance from the subject to which the light receiving element is attached without using a separate remote receiver circuit. In order to control the remote control of the camera by transmitting a signal to the central control unit, a remote transmission unit for outputting a signal for controlling the remote control, and a remote control unit for detecting a signal of the remote transmission unit or in general use The present invention relates to a remote control camera using an autofocus control circuit which consists of a remote receiving unit capable of controlling the operation of a camera and a method of realizing the same.

Description

자동초점 조절회로를 이용한 원격조정 카메라 및 그의 실현방법Remote Control Camera Using Automatic Focus Control Circuit and Its Realization Method

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

제3도는 이 발명의 실시예에 따른 자동초점 조절회로를 이용한 원격조정 카메라의 블럭도이고.3 is a block diagram of a remote control camera using an autofocus control circuit according to an embodiment of the present invention.

제4도는 이 발명의 실시예에 따른 자동초점 조절회로를 이용한 원격조정 카메라의 동작 타이밍도이고.4 is an operation timing diagram of a remote control camera using an autofocus control circuit according to an embodiment of the present invention.

제5도는 이 발명에 실시예에 따른 자동초점 조절회로의 동작 순서도이다.5 is a flowchart illustrating an operation of an autofocus control circuit according to an embodiment of the present invention.

Claims (3)

원격 조정을 제어하기 위하여 원격조정 신호를 출력하는 리모트 송신부(1)와, 리모튼 대기상태에서 리모트 송신부의 신호를 수신하여 원격조정이 이루어질 수 있도록 카메라의 모든 동작을 제어할 수 있는 중앙제어장치(20A)와, 수광소자(PSD)가 부착되어 있고 수광소자(PSD)로 반사되어 입사되는 적외선의 입사각에 비례하여 수광소자(PSD)에서 출력되는 1쌍의 전류값에 따라 초점을 자동으로 조절하고 카메라 본체에 부착되어 있는 리모트 송신부가 탈착되어 리모트 대기상태에 있을 경우에는 리모트 송신부에서 발사되는 적외선을 감지하여 리모트 신호를 중앙제어장치(20A)로 전송하여 원격조정이 실행될 수 있도록 하는 자동초점 조절 및 리모트 수신회로(21A)와, 중앙제어장치(20)의 동작에 따라 필름의 노출시간을 측정하기 위하여 광도전 셀(CDS)의 부착되어 광도전 셀(CDS)에 의하여 측광되는 휘도의 세기에 따라 필름의 노출시간을 계산하여 동작을 제어하는 자동노출 회로(22A)와, 자동노출 회로(22A)에서 측정된 주변휘도의 밝기가 촬영을 하기에 부족하다고 판단될 경우나 카메라 사용자가 리모트 송신부(1)의 플래시 선택 스위치를 온시킬 경우에 중앙제어장치(20A)에서 입력되는 신호에 따라 동작되어 플랜시를 발광시키는 스트로보 회로(23A)와, 도시되지 않는 모터의 동작에 의하여 구해진 정보에 맞게 초점을 자동으로 조절하는 등의 동작을 실행하기 위하여 기계적으로 연결되어 동작하는 셔터장치(24A)와, 중앙제어장치(20A)의 동작에 의하여 초점을 조절하고 필름의 감기/되감기 및 기타 줌잉동작을 실행하기 위하여 모터를 동작시키기 위한 모터 구동장치(25)을 구성되는 리모트 수신부로 이루어져 있는 것을 특징으로 한 자동초점 조절회로를 이용한 원격조정 카메라.Remote control unit 1 for outputting a remote control signal to control the remote control, and a central control unit that can control all the operations of the camera to receive a signal from the remote transmission unit in the remote state standby state so that remote control can be made ( 20A) and the light receiving element (PSD) is attached and the focus is automatically adjusted according to a pair of current values output from the light receiving element (PSD) in proportion to the angle of incidence of the infrared rays reflected by the light receiving element (PSD). When the remote transmitter attached to the camera body is detached and in the remote standby state, the auto focus control detects the infrared rays emitted from the remote transmitter and transmits the remote signal to the central controller 20A so that the remote control can be executed. Attaching the photoconductive cell (CDS) to measure the exposure time of the film according to the operation of the remote receiving circuit 21A and the central control unit 20 For example, the automatic exposure circuit 22A which controls the operation by calculating the exposure time of the film according to the intensity of the luminance measured by the photoconductive cell CDS, and the brightness of the ambient luminance measured by the automatic exposure circuit 22A is taken. In the case where it is judged to be insufficient, or when the camera user turns on the flash select switch of the remote transmitter 1, the strobe circuit 23A which operates according to the signal input from the central control unit 20A and emits a planar light. And, by the operation of the shutter control unit 24A and the central control unit 20A which are mechanically connected to perform an operation such as automatically adjusting the focus according to the information obtained by the operation of the motor (not shown). Consisting of a remote receiver comprising a motor drive 25 for operating the motor to adjust the focus and to perform the winding / rewinding and other zooming operations of the film. Remote control camera using an automatic focus control circuit, characterized in that. 제1항에 있어서, 상기 자동초점 조절 및 리모트 수신회로(21A)는 수광소자(PSD) 이외에 전하 결합소자(CCD)등의 신호 감지소자를 이용할 수 있는 것을 특징으로 한 자동초점 조절회로를 이용한 원격조정 카메라.The remote control and remote control circuit of claim 1, wherein the auto focus control and remote receiving circuit 21A can use a signal sensing device such as a charge coupled device (CCD) in addition to the light receiving device (PSD). Adjustable camera. 원격조정을 위하여 카메라 본체에서 리모트 송신부(1)를 분리하면 카메라에 부착되어 있는 도시되지 않는 스위치가 온되어 리모트 대기상태가 되고, 리모트 송신부(1)에서 일정한 주파수와 듀티비를 갖는 신호가 발사되면 신호를 감지하고, 소정의 시간의 지연될 후 릴리즈 스위치를 동작시켜 건전지의 용량을 체크하고, 리모트 송신부(1)에서 신호가 발사되지 않으면 릴리즈 스위치의 상태를 감지하여 릴리즈 스위치가 온되면 카메라 건전지 용량을 체크하고, 릴리즈 스위치가 작동되지 않으면 처음의 원격조정 대기상태로 되돌아가고, 체크된 건전지의 용량이 양호하면 초점을 조절하기 위하여 초점조절 및 리모트 수신회로를 동작시켜 적외선을 피사체로 발사시켜 피사체와의 거리를 측거하여 정보를 기억하고 건전지의 용량이 설정된 값보다 적을 경우에는 처음의 대기상태로 되돌아가고, 피사체와의 거리가 측거되어 기억된 정보에 의하여 카메라의 초점을 정확히 조절하고, 자동노출 회로(22A)를 동작시켜 부착된 광도전 셀(CDS)를 이용하여 피사체 주변의 휘도를 판단하여 정보를 기억하여 셔터의 개폐시간을 계산하고, 측광된 휘도가 저휘도인지를 판단하여 저휘도일 경우에는 스트로보 회로를 동작시키고, 피사체를 촬영하기 위하여 적정한 시간으로 필름은 노광시키고, 촬영된 1컷트의 필름을 감고, 촬영된 필름이 마지막 컷트인지를 판단하여 마지막 컷트일 경우에는 다음 촬영을 위하여 대기상태로 되돌아가는 순서로 이루어져 있는 것을 특징으로 한 자동초점 조절회로를 이용한 원격조정 카메라.When the remote transmitter 1 is disconnected from the camera body for remote control, an unillustrated switch attached to the camera is turned on to be in a remote standby state, and when a signal having a constant frequency and duty ratio is emitted from the remote transmitter 1, Detect the signal and operate the release switch after a delay of a predetermined time to check the battery capacity.If no signal is emitted from the remote transmitter 1, the state of the release switch is detected. If the release switch is not activated, the camera will return to the initial remote control standby state.If the battery capacity of the checked battery is good, the focus control and remote receiver circuit will be operated to adjust the focus and emit infrared rays to the subject. Memorize the information by measuring the distance of the When the camera returns to the initial standby state, the distance to the subject is measured and the camera focuses precisely based on the stored information, and the auto exposure circuit 22A is operated to attach the photoconductive cell (CDS). Determine the brightness around the subject to store the information to calculate the opening and closing time of the shutter, and to determine whether the metered brightness is low, if the brightness is low, operate the strobe circuit, and the film is taken at an appropriate time to shoot the subject. After the exposure, the film of one cut is taken, the film is judged to be the last cut, and in the case of the last cut, the auto focus control circuit is configured to return to the standby state for the next shot. Remote control camera. ※ 참고사항 : 최초 출원된 내용에 의하여 공개하는 것임.※ Note: It is to be disclosed according to the original application.
KR1019920004210A 1992-03-14 1992-03-14 Remote controlled device for imaging and method of the same without separated light receiver KR970006009B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1019920004210A KR970006009B1 (en) 1992-03-14 1992-03-14 Remote controlled device for imaging and method of the same without separated light receiver
DE4307953A DE4307953A1 (en) 1992-03-14 1993-03-12
FR9302861A FR2688603A1 (en) 1992-03-14 1993-03-12 Remotely controlled photographic equipment and control method for this purpose
GB9305117A GB2265019A (en) 1992-03-14 1993-03-12 "remote control auto-focus camera"
JP5078668A JPH0688937A (en) 1992-03-14 1993-03-12 Remote control camera and control method thereof
CN93104431A CN1083227A (en) 1992-03-14 1993-03-13 Remote-control camera and control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920004210A KR970006009B1 (en) 1992-03-14 1992-03-14 Remote controlled device for imaging and method of the same without separated light receiver

Publications (2)

Publication Number Publication Date
KR930020206A true KR930020206A (en) 1993-10-19
KR970006009B1 KR970006009B1 (en) 1997-04-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920004210A KR970006009B1 (en) 1992-03-14 1992-03-14 Remote controlled device for imaging and method of the same without separated light receiver

Country Status (6)

Country Link
JP (1) JPH0688937A (en)
KR (1) KR970006009B1 (en)
CN (1) CN1083227A (en)
DE (1) DE4307953A1 (en)
FR (1) FR2688603A1 (en)
GB (1) GB2265019A (en)

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KR100604312B1 (en) * 2004-04-29 2006-07-24 삼성테크윈 주식회사 Method for controlling digital photographing apparatus, and digital photographing apparatus using the method

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GB2281975A (en) * 1993-09-17 1995-03-22 Thomas Peter Richards Security camera
US6809759B1 (en) 2000-06-19 2004-10-26 Benq Corporation Remote control unit with previewing device for an image-capturing device
DE10035994C2 (en) * 2000-07-25 2003-09-11 Benq Corp Remote control for and in connection with a camera

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JPS59101611A (en) * 1982-12-01 1984-06-12 Chinon Kk Focusing control device
JPS63155037A (en) * 1986-12-18 1988-06-28 Ricoh Co Ltd Camera with auto-focusing function
JPS6417034A (en) * 1987-07-11 1989-01-20 Fuji Photo Film Co Ltd Camera device with automatic focusing function
JPH0212215A (en) * 1988-06-30 1990-01-17 Seikosha Co Ltd Distance measuring equipment for camera
JPH02120841A (en) * 1988-10-31 1990-05-08 Olympus Optical Co Ltd Remote controller for camera
JPH02214804A (en) * 1989-02-16 1990-08-27 Asahi Optical Co Ltd Active af camera with remote controller
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JP2867527B2 (en) * 1990-01-19 1999-03-08 株式会社ニコン Remote control device for autofocus camera
JP2928954B2 (en) * 1990-03-14 1999-08-03 セイコープレシジョン株式会社 Remote control device for camera
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Publication number Priority date Publication date Assignee Title
KR100604312B1 (en) * 2004-04-29 2006-07-24 삼성테크윈 주식회사 Method for controlling digital photographing apparatus, and digital photographing apparatus using the method

Also Published As

Publication number Publication date
GB9305117D0 (en) 1993-04-28
FR2688603A1 (en) 1993-09-17
JPH0688937A (en) 1994-03-29
GB2265019A (en) 1993-09-15
KR970006009B1 (en) 1997-04-23
CN1083227A (en) 1994-03-02
DE4307953A1 (en) 1993-09-16

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