KR970046468A - Automotive gear shift position detecting device using laser beam - Google Patents

Automotive gear shift position detecting device using laser beam Download PDF

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Publication number
KR970046468A
KR970046468A KR1019950052288A KR19950052288A KR970046468A KR 970046468 A KR970046468 A KR 970046468A KR 1019950052288 A KR1019950052288 A KR 1019950052288A KR 19950052288 A KR19950052288 A KR 19950052288A KR 970046468 A KR970046468 A KR 970046468A
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South Korea
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signal
laser
code
laser beam
amplifying
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Korean (ko)
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KR100213644B1 (en
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김홍구
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김홍구
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/10—Safety devices
    • F02N11/101—Safety devices for preventing engine starter actuation or engagement
    • F02N11/103—Safety devices for preventing engine starter actuation or engagement according to the vehicle transmission or clutch status
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits specially adapted for starting of engines
    • F02N11/0803—Circuits specially adapted for starting of engines characterised by means for initiating engine start or stop
    • F02N11/0807—Remote means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N2200/00—Parameters used for control of starting apparatus
    • F02N2200/08—Parameters used for control of starting apparatus said parameters being related to the vehicle or its components
    • F02N2200/0802—Transmission state, e.g. gear ratio or neutral state

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Communication System (AREA)

Abstract

본 발명은 자동차 원격시동시의 위험을 예방하기 위하여 원격시동장치의 수신부에 부가하여 사용되는 레이져 빔을 이용한 자동차 변속기어 위치 검출장치를 제공하려는 것으로, 코드화된 펄스를 출력하는 코드발생부(1); 코드 신호를 증폭하여 레이저 다이오드를 구동하고 발생된 단속 레이저광을 레이저 모듈에서 접속하여 검출 위치에 송출하는 코드화 레이신호 발생부(2); 검출위치에 장착되어 레이저 신호와 일광 및 외부 잡음광을 분리 수신하는 신호수신부(4); 레이저 코드 신호 및 잡음신호를 증폭기에서 차등 증폭하여 일광 및 외부잡음을 보상하는 신호 보상부(5); 수신 코드 신호를 증폭하는 슈미트리거 증폭부(6) 및 수신신호를 해독하여 일정한 신호이면 출력신호를 출력하는 신호 해독부(7)로 구성한 것을 특징으로 하는 레이져빔을 이용한 자동차 변속기어 위치 검출장치이다.The present invention is to provide a vehicle transmission gear position detection device using a laser beam used in addition to the receiving unit of the remote start device in order to prevent the risk of remote start, the code generator (1) for outputting a coded pulse ; A coded ray signal generator (2) for amplifying a code signal to drive a laser diode, and connecting the generated intermittent laser light from a laser module to send it to a detection position; A signal receiver 4 mounted at a detection position to separately receive a laser signal and daylight and external noise light; A signal compensator 5 for differentially amplifying a laser code signal and a noise signal in an amplifier to compensate for daylight and external noise; A shift gear position detecting device using a laser beam, comprising: a Schmitt trigger amplification unit (6) for amplifying a reception code signal and a signal decoding unit (7) for decoding a received signal and outputting an output signal if the received signal is a constant signal. .

Description

레이져빔을 이용한 자동차 변속기어 위치 검출장치Automotive gear shift position detecting device using laser beam

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

제1도는 본 발명 회로의 블록다이어그램,1 is a block diagram of a circuit of the present invention,

제2도는 본 발명의 고안의 상세 회로도.2 is a detailed circuit diagram of the inventive design.

Claims (3)

코드화된 펄스를 출력하는 코드발생부(1); 코드 신호를 증폭하여 레이저 다이오드를 구동하고 발생된 단속 레이저광을 레이저 모듈에서 접속하여 검출 위치에 송출하는 코드화 레이신호 발생부(2); 검출위치에 장착되어 레이저 신호와 일광 및 외부 잡음광을 분리 수신하는 신호수신부(4); 레이저신호와 잡음신호를 증폭기에서 차등 증폭하여 일광 및 외부잡음을 보상하는 신호 보상부(5); 수신 코드 신호를 증폭하는 슈미트리거 증폭부(6) 및 수신신호를 해독하여 일정한 신호이면 출력신호를 출력하는 신호 해독부(7)로 구성한 것을 특징으로 하는 레이져빔을 이용한 자동차 변속기어 위치 검출장치A code generator 1 for outputting a coded pulse; A coded ray signal generator (2) for amplifying a code signal to drive a laser diode, and connecting the generated intermittent laser light from a laser module to send it to a detection position; A signal receiver 4 mounted at a detection position to separately receive a laser signal and daylight and external noise light; A signal compensator 5 for differentially amplifying a laser signal and a noise signal in an amplifier to compensate for daylight and external noise; A shift gear position detecting device using a laser beam, comprising: a Schmitt trigger amplification unit 6 for amplifying a reception code signal and a signal decoding unit 7 for decoding a received signal and outputting an output signal if the received signal is a constant signal. 청구범위 제1항에 있어서, 엔코더(EN)에서 코드화된 펄스를 출력하고 데코더(DEC)에서 약속된 신호해독의 결과에 따라 위치 검출신호를 출력하므로 위치검출 신호의 신뢰성을 향상시킨 레이져빔을 이용한 자동차 변속기어 위치 검출장치The method of claim 1, wherein the position coded pulse is output from the encoder EN and the position detection signal is output in accordance with the result of the signal readout promised by the decoder DEC. Thus, the laser beam improves the reliability of the position detection signal. Automobile gear shift position detection device 청구범위 제1항에 있어서, 보상부(5)는 포토트랜지스터(TR2)에서 외부 일광 및 외부잡음광을 레이저신호 수신부(4) 수신부의 잡음 수신량과 같은량으로 유입하고 유입량의 오차는 가변저향(VR)으로 조절할 수 있게하며, 두 포토트랜지스터(TR1, TR2)의 출력전위를 브리지 결선하여 차등증폭하여 잡음신호를 상쇄시키고 수신부(4) 포토트랜지스터(TR1)에서 수신하는 코드 신호만을 증폭하는 것을 특징으로 하는 레이져빔을 이용한 자동차 변속기어 위치 검출장치The method according to claim 1, wherein the compensation unit 5 introduces external daylight and external noise light in the phototransistor TR2 in the same amount as the noise reception amount of the laser signal receiver 4 receiver, and the error of the inflow amount is variable. (VR), and bridge the output potential of the two phototransistors (TR1, TR2) to differentially amplify the noise signal to amplify only the code signal received by the receiver (4) phototransistor (TR1) Automobile gear shift position detecting device using laser beam
KR1019950052288A 1995-12-19 1995-12-19 Detecting system for shift gear position of an automobile by using laser beam Expired - Fee Related KR100213644B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950052288A KR100213644B1 (en) 1995-12-19 1995-12-19 Detecting system for shift gear position of an automobile by using laser beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950052288A KR100213644B1 (en) 1995-12-19 1995-12-19 Detecting system for shift gear position of an automobile by using laser beam

Publications (2)

Publication Number Publication Date
KR970046468A true KR970046468A (en) 1997-07-26
KR100213644B1 KR100213644B1 (en) 1999-08-02

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KR100213644B1 (en) 1999-08-02

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