KR960012960A - Projector / Camcorder Drive Control System and Method - Google Patents

Projector / Camcorder Drive Control System and Method Download PDF

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Publication number
KR960012960A
KR960012960A KR1019940024015A KR19940024015A KR960012960A KR 960012960 A KR960012960 A KR 960012960A KR 1019940024015 A KR1019940024015 A KR 1019940024015A KR 19940024015 A KR19940024015 A KR 19940024015A KR 960012960 A KR960012960 A KR 960012960A
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KR
South Korea
Prior art keywords
projector
camcorder
power
lamp
auxiliary switch
Prior art date
Application number
KR1019940024015A
Other languages
Korean (ko)
Other versions
KR0124611B1 (en
Inventor
이남수
여명근
이상재
신중인
Original Assignee
이헌조
엘지전자 주식회사
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Priority to KR1019940024015A priority Critical patent/KR0124611B1/en
Publication of KR960012960A publication Critical patent/KR960012960A/en
Application granted granted Critical
Publication of KR0124611B1 publication Critical patent/KR0124611B1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3144—Cooling systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability
    • H04N9/3176—Constructional details thereof wherein the projection device is specially adapted for enhanced portability wherein the projection device is incorporated in a camera
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/046—Camera

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Transforming Electric Information Into Light Information (AREA)

Abstract

본 발명은 프로젝터/캠코더에 관한 것으로, 특히 프로젝터/캠코더 기능 수행시 각 기능부의 동작상태를 최적화하여 기기의 특성을 향상시킨 프로젝터/캠코더 구동제어장치 및 방법에 관한 것이다.The present invention relates to a projector / camcorder, and more particularly, to a projector / camcorder driving control apparatus and method for optimizing an operation state of each functional unit when performing a projector / camcorder function to improve device characteristics.

상기와 같은 본 발명의 프로젝터/캠코더 구동제어장치는 프로젝터 기능을 가진 캠코더 기기에 있어서, LCD 패널과 램프, 냉각용 팬을 포함하는 LCD 어셈블리부, 상기 기기의 전원을 공급하는 전원공급부, 상기 전원공급부에서 출력되는 전원을 차단/공급하는 메인스위치, 보조스위치, 상기 메인스위치에 연결된 LCD 신호처리부와 보조스위치에 각각 연결된 팬구동부(19) 및 램프구동부, 파워 온 키입력시 일정시간동안 다른키가 입력되어도 상기 기기가 동작하지 않도록 하거나 파워 오프 입력시 상기 팬구동부에 전원을 공급/차단하는 보조스위치를 파워 오프후 일정시간동안 온상태로 제어하는 제어부로 구성된 것을 특징으로 한다.The projector / camcorder drive control apparatus of the present invention as described above comprises a LCD device including a LCD panel, a lamp and a cooling fan in a camcorder device having a projector function, a power supply unit for supplying power to the device, and the power supply unit. Main switch, auxiliary switch to cut off the power output from the main switch, the LCD signal processor connected to the main switch and the fan driver 19 and lamp driver connected to the auxiliary switch, respectively, when the other key is input for a certain time The control unit is configured to control the auxiliary switch to prevent the device from operating or to supply / block power to the fan driver when the power is turned off for a predetermined time after the power is turned off.

또한 본 발명의 프로젝터/캠코더 구동제어방법은 프로젝터 기능을 가진 캠코더 기기에 있어서, 프로젝터 모드 선택스텝, 프로젝터 모드 선택에 의해 램프 광량을 프로젝션 가능한 밝기로 높이는 램프광량증대스텝, 프로젝터 모드 선택후 다른 키입력시 미리 지정된 기준설정시간과 프로젝터 모드 선택시간을 비교하는 비교스텝, 상기 비교스텝에서 기준설정시간동안 키동작을 정지하게 제어하는 제어스텝으로 구성된다.In addition, the projector / camcorder driving control method of the present invention, in the camcorder device having a projector function, the step of increasing the lamp light to the projectable brightness by selecting the projector mode selection step, the projector mode, the other key input after selecting the projector mode And a comparison step of comparing the predetermined reference setting time with the projector mode selection time, and a control step of controlling the key operation to be stopped during the reference setting time in the comparison step.

Description

프로젝터/캠코더 구동제어장치 및 방법Projector / Camcorder Drive Control System and Method

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

제 2도는 본 발명의 프로젝터/캠코더 구동제어부의 구성블럭도.2 is a block diagram of a projector / camcorder drive control unit of the present invention.

제 3도는 본 발명의 프로젝터/캠코더 구동제어방법을 나타낸 플로우챠트.3 is a flowchart showing a projector / camcorder drive control method of the present invention.

Claims (4)

프로젝터 기능을 가진 캠코더 기기에 있어서, LCD 패널과 램프, 냉각용 팬을 포함하는 LCD 어셈블리부, 상기 기기의 전원을 공급하는 전원공급부, 상기 전원공급부에서 출력되는 전원을 차단/공급하는 메인스위치, 보조스위치, 상기 메인스위치에 연결된 LCD 신호처리부와 보조스위치에 각각 연결된 팬구동부(19) 및 램프구동부, 파워 온 키입력시 일정시간동안 다른 키가 입력되어도 상기 기기가 동작하지 않도록 하거나 파워 오프 입력시 상기 팬구동부에 전원을 공급/차단하는 보조스위치를 파워 오프후 일정시간동안 온상태로 제어하는 제어부로 구성된 것을 특징으로 하는 프로젝터/캠코더 구동제어장치.A camcorder device having a projector function, comprising: an LCD assembly including an LCD panel, a lamp, and a cooling fan, a power supply for supplying power to the device, a main switch for interrupting / supplying power output from the power supply, and an auxiliary Switch, the fan driver 19 and the lamp driver connected to the LCD signal processor connected to the main switch and the auxiliary switch, respectively, when the power on key input does not operate the device even if a different key is input for a predetermined time or when the power off input Projector / camcorder drive control device comprising a control unit for controlling the auxiliary switch for supplying power to the fan drive unit / off for a predetermined time after the power off. 제 1항에 있어서, 제어부는 파워 온시 LCD 어셈블리내에 있는 램프 주변에 설치된 휘도검출센서에서 검출한 휘도 레벨을 수신하여 미리 지정된 기준신호와 비교하여 다른 키신호의 동작 억제시간으로 하는 것을 특징으로하는 프로젝터/캠코더 구동제어장치.The projector according to claim 1, wherein the control unit receives a luminance level detected by a luminance detection sensor installed around a lamp in the LCD assembly when the power is turned on, and sets the operation suppression time of another key signal in comparison with a predetermined reference signal. Camcorder drive controller. 제 1항에 있어서, 제어부는 파워 오프시 LCD 어셈블리내에 있는 LCD 패널 주변에 설치된 온도 센서에서 검출한 신호를 수신하여 미리 지정된 기준신호와 비교하여 제 2보조스위치의 오프시간을 제어하는 것을 특징으로 하는 프로젝터 캠코더 구동제어장치.The method of claim 1, wherein the control unit receives a signal detected by a temperature sensor installed around the LCD panel in the LCD assembly when the power off and compares with the predetermined reference signal to control the off time of the second auxiliary switch, characterized in that Projector Camcorder Drive Control. 프로젝터 기능을 가진 캠코더 기기에 있어서, 프로젝터 모드 선택스텝 프로젝터 모드 선택에 의해 램프 광량을 프로젝션 가능한 밝기로 높이는 램프광량증대스텝, 프로젝터 모드 선택후 다른 키입력시 미리 지정된 기준설정시간과 프로젝터 모드 선택시간을 비교하는 비교스텝, 상기 비교스텝에서 기준설정시간동안 동작을 정지하게 제어하는 제어스텝으로 동작되는 프로젝터/캠코더 구동제어방법.In the camcorder unit with the projector function, the projector mode selection step increases the lamp light quantity to the projectable brightness by selecting the projector mode. A projector / camcorder drive control method operated by a comparison step of comparing, and a control step of controlling to stop the operation for a reference set time in the comparing step. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940024015A 1994-09-23 1994-09-23 Method & apparatus for drive control of projector/camcorder KR0124611B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940024015A KR0124611B1 (en) 1994-09-23 1994-09-23 Method & apparatus for drive control of projector/camcorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940024015A KR0124611B1 (en) 1994-09-23 1994-09-23 Method & apparatus for drive control of projector/camcorder

Publications (2)

Publication Number Publication Date
KR960012960A true KR960012960A (en) 1996-04-20
KR0124611B1 KR0124611B1 (en) 1997-12-01

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US7258446B2 (en) * 2005-01-27 2007-08-21 Dell Products L.P. System and method for intelligent information handling system projector cool down

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