KR970007466A - Shutter motion control circuit by camera shake detection and its method - Google Patents

Shutter motion control circuit by camera shake detection and its method Download PDF

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Publication number
KR970007466A
KR970007466A KR1019950020609A KR19950020609A KR970007466A KR 970007466 A KR970007466 A KR 970007466A KR 1019950020609 A KR1019950020609 A KR 1019950020609A KR 19950020609 A KR19950020609 A KR 19950020609A KR 970007466 A KR970007466 A KR 970007466A
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South Korea
Prior art keywords
shutter
key
camera
shake detection
camera shake
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KR1019950020609A
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Korean (ko)
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KR100191166B1 (en
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김인호
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김광호
삼성전자 주식회사
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Publication of KR970007466A publication Critical patent/KR970007466A/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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)
  • Adjustment Of Camera Lenses (AREA)

Abstract

본 발명은 광학 카메라의 움직임을 감지하는 자이로 센서를 이용하여 손떨림을 감지하여 손떨림이 있을 경우 셔터동작이 수행되지 않게 함으로써, 손떨림으로 인해 초점이 틀어지는 것을 방지할 수 있는 셔터동작 제어회로에 관한 것인 바, 그 특징적인 구성으로는 카메라의 이동량을 검출하여 촬영자의 손떨림을 감지하기 위한 손떨림 감지수단과, 상기 손떨림 감지수단으로 전원을 공급하기 위한 감지전원 공급수단과, 셔터의 동작을 촬영자가 설정할 수 있도록 셔터키를 구비하여 마이크로 프로세서가 인식할 수 있게 하고 셔터 제어신호에 의해 그 동작이 제어되는 셔터구동수단과, 셔터의 동작을 센서의 손떨림 감지신호에 의해 제어할 것인지를 외부에서 선택하기 위한 키입력수단과, 상기 키입력수단을 체크하여 촬영자의 의도를 파악하고 손떨림 감지수단을 체크하여 손떨림 감지신호를 인식하여 촬영자의 의도 혹은 손떨림 감지신호에 의해 셔터의 동작을 제어하는 셔터구동 제어수단으로 구성함에 있어서, 손떨림 온/오프키가 입력되는가를 체크하여 셔터구동부를 손떨림 감지신호에 의해 제어할 것인지 혹은 셔터키에 의해 제어할 것인지의 촬영자의 의도를 판단하는 제1단계와, 손떨림 온/오프키가 오프상태이면 자이로 센서로 공급되는 전원회로를 차단하고 셔터키가 입력되는가를 체크하여 셔터구동부를 셔터키에 의해 동작시키는 제2단계와, 손떨림 온/오프키가 온상태이면 셔터기가 입력되는가를 체크하여 수평/수직 자이로 센서의 출력신호를 읽어들이고 손떨림 감지신호를 자이로 센서의 임계치와 비교하여 그 비교결과에 따라 셔터구동부를 제어하는 제3단계와, 셔터키가 입력될 때까지 자이로 센서의 손떨림 감지신호를 주기적으로 읽어들이는 제4단계와, 셔터키가 입력되는 경우 읽어들인 손떨림 감지신호를 자이로 센서의 임계치와 비교하고 그 비교결과에 따라 셔터구동부를 제어하는 제5단계로 이루어짐에 있다.The present invention relates to a shutter operation control circuit capable of preventing the camera from focusing due to the camera shake by detecting a hand shake by using a gyro sensor for detecting the movement of the optical camera, thereby preventing the shutter operation from being performed. The characteristic configuration may include a camera shake detection means for detecting camera shake by detecting a movement amount of the camera, a detection power supply means for supplying power to the camera shake detection means, and a shutter operation. A shutter driving means for allowing the microprocessor to recognize the shutter and controlling its operation by the shutter control signal, and a key for externally selecting whether to control the shutter operation by the camera shake detection signal. Check the input means and the key input means to grasp the intention of the photographer The shutter driver control unit recognizes the shake detection signal by checking the detection unit and controls the shutter operation according to the intention of the photographer or the shake detection signal, and checks whether the shake on / off key is input to shake the shutter driver. The first step of judging the intention of the photographer to control by the detection signal or the shutter key, and when the camera shake on / off key is off, the power circuit supplied to the gyro sensor is cut off and the shutter key is input. The second step of operating the shutter driver by the shutter key, and checking whether the shutter is input when the camera shake on / off key is on, and reading the output signal of the horizontal / vertical gyro sensor and outputting the camera shake detection signal. A third step of controlling the shutter driver according to a result of the comparison with the threshold value of the sensor, and a shutter key to be input; The fourth step of periodically reading the hand shake detection signal of the gyro sensor and the fifth step of comparing the hand shake detection signal read when the shutter key is input with the gyro sensor threshold and controlling the shutter driver according to the comparison result It is made up of.

Description

광학 카메라의 손떨림 감지에 의한 셔터동작 제어회로 및 그 방법Shutter motion control circuit by camera shake detection and its method

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

제1도는 본 발명에 따른 광학 카메라의 셔터동작 제어회로의 일실시예를 나타낸 블럭도, 제2도는 본 발명에 따른 광학 카메라의 셔터동작 제어회로의 다른 실시예를 나타낸 블럭도, 제3도는 본 발명에 따른 광학 카메라의 셔터동작 제어방법의 일실시예를 보인 동작흐름도, 제4도는 본 발명에 따른 광학 카메라의 셔터동작 제어방법의 다른 실시예를 보인 동작흐름도.1 is a block diagram showing an embodiment of a shutter operation control circuit of an optical camera according to the present invention, FIG. 2 is a block diagram showing another embodiment of a shutter operation control circuit of an optical camera according to the present invention, and FIG. 4 is a flowchart illustrating a method of controlling a shutter operation of an optical camera according to the present invention. FIG. 4 is a flowchart illustrating another embodiment of a method of controlling a shutter operation of an optical camera according to the present invention.

Claims (4)

카메라의 이동량을 검출하여 촬영자의 손떨림을 감지하기 위한 손떨림 감지수단과, 마이크로 프로세서의 제어신호에 따라 그 동작이 스위칭되어 상기 손떨림 감지수단으로 전원을 공급하기 위한 감지전원 공급수단과, 셔터의 동작을 촬영자가 설정할 수 있도록 셔터키를 구비하여 마이크로 프로세서가 인식할 수 있게 하고 셔터 제어신호에 의해 그 동작이 제어되는 셔터구동수단과, 셔터의 동작을 센서의 손떨림 감지신호에 의해 제어할 것인지를 외부에서 선택하기 위한 키입력수단과, 상기 키입력수단을 체크하여 촬영자의 의도를 파악하고 손떨림 감지수단을 체크하여 손떨림 감지신호를 인식하여 촬영자의 의도와 손떨림 감지신호에 의해 셔터의 동작을 제어하는 셔터구동 제어수단으로 구성함을 특징으로 하는 광학 카메라의 손떨림 감지에 의한 셔터동작 제어회로.Image detection means for detecting the camera shake by detecting the amount of movement of the camera, the operation is switched in accordance with the control signal of the microprocessor to detect power supply means for supplying power to the camera shake detection means, the operation of the shutter It is provided with a shutter key that allows the photographer to set the shutter, which allows the microprocessor to recognize and controls the operation by the shutter control signal, and whether the shutter operation is controlled by the camera shake detection signal. A shutter drive for controlling the shutter operation according to the intention of the photographer and the camera shake detection signal by checking a key input means for selection and checking the key input means to grasp the intention of the photographer, and checking the shake detection means to recognize the shake detection signal. By the camera shake detection of the optical camera, characterized in that the control means Shutter operation control circuit. 카메라의 이동량을 검출하여 촬영자의 손떨림을 감지하기 위한 손떨림 감지수단과, 상기 손떨림 감지수단으로 전원을 공급하기 위한 감지전원 공급수단과, 셔터의 동작을 촬영자가 설정할 수 있도록 셔터키를 구비하여 마이크로 프로세서가 인식할 수 있게 하고 셔터 제어신호에 의해 그 동작이 제어되는 셔터구동수단과, 상기 손떨림 감지수단을 주기적으로 체크하여 손떨림 감지신호에 따라 셔터의 동작을 제어하는 셔터구동 제어수단으로 구성함을 특징으로 하는 광학 카메라의 손떨림 감지에 의한 셔터동작 제어회로.A microprocessor provided with camera shake detection means for detecting a camera movement by detecting a movement amount of the camera, detection power supply means for supplying power to the camera shake detection means, and a shutter key to allow a photographer to set a shutter operation Shutter driving means for recognizing and controlling the operation by the shutter control signal, and shutter driving control means for periodically checking the camera shake detection means and controlling the operation of the shutter according to the camera shake detection signal. A shutter operation control circuit for detecting camera shake of an optical camera. 세트전원이 공급되면 손떨림 온/오프키가 입력되는가를 체크하여 셔터구동부를 손떨림 감지신호에 의해 제어할 것인지 혹은 셔터키에 의해 제어할 것인지의 촬영자의 의도를 판단하는 제1단계와, 손떨림 온/오프키가 오프상태이면 자이로 센서로 공급되는 전원회로를 차단하고 셔터키가 입력되는가를 체크하여 셔터구동부를 셔터키에 의해 동작시키는 제2단계와, 손떨림 온/오프키가 온상태이면 셔터키가 입력되는가를 체크하여 수평/수직 자이로 센서의 출력신호를 읽어들이고 손떨림 감지신호를 자이로 센서의 임계치와 비교하여 그 비교결과에 따라 셔터구동부를 제어하는 제3단계로 이루어짐을 특징으로 하는 광학 카메라의 손떨림 감지에 의한 셔터동작 제어회로.A first step of determining whether the camera driver's intention is controlled by the camera shake detection signal or the shutter key by checking whether the camera shake on / off key is input when the set power is supplied; When the off key is in the off state, the power supply circuit to the gyro sensor is cut off, and the shutter key is input to check whether the shutter key is input, and the shutter key is operated by the shutter key. The third step of reading the output signal of the horizontal / vertical gyro sensor by checking whether it is input and comparing the shake detection signal with the threshold value of the gyro sensor, and controlling the shutter driver according to the comparison result. Shutter motion control circuit by detection. 세트전원이 입력되면 셔터키가 입력될 때가지 자이로 센서의 손떨림 감지신호를 주기적으로 읽어들이는 제4단계와, 셔터키가 입력되는 경우 읽어들인 손떨림 감지신호를 자이로 센서의 임계치와 비교하고 그 비교결과에 따라 셔터구동부를 제어하는 제5단계로 이루어짐을 특징으로 하는 광학 카메라의 손떨림 감지에 의한 셔터동작 제어회로.When the set power is input, the fourth step of periodically reading the gyro sensor shake detection signal until the shutter key is input, and comparing the shake detection signal read when the shutter key is input with the threshold value of the gyro sensor. And a fifth step of controlling the shutter driver according to the result. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950020609A 1995-07-13 1995-07-13 Control circuit and its method of shutter acts by detecting hand shake of optic camera KR100191166B1 (en)

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KR1019950020609A KR100191166B1 (en) 1995-07-13 1995-07-13 Control circuit and its method of shutter acts by detecting hand shake of optic camera

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KR1019950020609A KR100191166B1 (en) 1995-07-13 1995-07-13 Control circuit and its method of shutter acts by detecting hand shake of optic camera

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200123397A (en) * 2013-12-04 2020-10-29 엘지이노텍 주식회사 System for controlling OIS actuator using high current

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101486774B1 (en) * 2008-07-17 2015-02-04 삼성전자주식회사 Method for preventing an error operation in digital photographing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200123397A (en) * 2013-12-04 2020-10-29 엘지이노텍 주식회사 System for controlling OIS actuator using high current
KR20210118021A (en) * 2020-10-13 2021-09-29 엘지이노텍 주식회사 System for controlling OIS actuator using high current

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