KR880009325A - Car distance detection and alarm - Google Patents

Car distance detection and alarm Download PDF

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Publication number
KR880009325A
KR880009325A KR870000536A KR870000536A KR880009325A KR 880009325 A KR880009325 A KR 880009325A KR 870000536 A KR870000536 A KR 870000536A KR 870000536 A KR870000536 A KR 870000536A KR 880009325 A KR880009325 A KR 880009325A
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KR
South Korea
Prior art keywords
distance
signal
circuit
circuits
applying
Prior art date
Application number
KR870000536A
Other languages
Korean (ko)
Inventor
최성우
Original Assignee
최성우
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 최성우 filed Critical 최성우
Priority to KR870000536A priority Critical patent/KR880009325A/en
Publication of KR880009325A publication Critical patent/KR880009325A/en

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Abstract

내용 없음.No content.

Description

자동차의 거리감지 및 경보 장치Car distance detection and alarm

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

제1A-1B도는 초음파 송.수신기와 물체사이에 초음파가 송수신되는 것을 나타낸 도면.1A-1B are diagrams illustrating the transmission and reception of ultrasonic waves between an ultrasonic wave transmitter and an object.

제2도는 본 발명의 회로 구성도.2 is a circuit diagram of the present invention.

Claims (1)

자동차 운전자의 근거리와 원거리의 선택스위치의 스위칭에 따라 근. 원거리 설정신호를 출력하는 근. 원거리 설정회로(10)와, 상기한근. 원거리 설정회로(10)의 출력신호를 인가하여 자동차 전후방의 물체와의 이격 기준 거리를 설정하여서 기준거리를 표시하는 설정거리표시회로(40.41)에 인가되게 하는 기준설정회로(30.31)와, 상기한근.원거리 설정회로(10)의 출력신호를 인가하여 제어신호를 출력시키는 송수신조정회로(20)와, 발진회로(50)에서 발진된 주파수를 인가하고 송수신조정회로(20)의 출력신호에 의해 제어되어서 발진주파수를 송수신겸용 트랜스듀서(70)를 통해 송신 또는 수신된 신호를 증폭하는 증폭/송신회로(60.61)와, 초음파 신호를 조사하거나 수신하여 물체의 위치거리를 감지하는 송수신겸용트랜스듀서(70,7l)와, 물체에서 반향된 초음파신호를 수신하여 전기신호로 변환하여서 물체와의 이격 거리를 감지하는 수신트랜스듀서(80,81)와, 상기한 송수신 조정회로(20)에 의해 제어되어서 자동차의 전후 단부에 설치되어 있는 각 수신트랜스듀서(80,81)와 각 송수신겸용트랜스듀서(90,91)를 각각 선택하는 스위치(85,86)를 통해 연결되어 수신 또는 증폭하는 수신/증폭회로(90,91)와, 상기한 수신/증폭회로(90,91)에서 각각 출력되는 물체의 거리감지신호를 인가하여 감지거리를 표시하는 감지거리 표시회로(95,96)와, 상기한 수신/증폭회로(90,91)에서 출력되는 각 신호와 기준설정회로(30,31)에서 출력되는 각 신호를 인가하여 비교하는 비교회로(100,110)와, 상기한 비교회로(10O,110)에서 출력되는 신호에 의해 경보음을 발생시키는 경보회로(12O)로 이루어진 것을 특징으로 하는 자동차의 거리감지 및 경보장치.According to the switch of the driver's near and far switches. Root which outputs a remote setting signal. Long range setting circuit 10 and said root. A reference setting circuit (30.31) for applying the output signal of the remote setting circuit (10) to be applied to the setting distance display circuit (40.41) displaying a reference distance by setting a distance reference distance from objects in front and rear of the vehicle; Transmit / receive adjustment circuit 20 to output the control signal by applying the output signal of the remote setting circuit 10, and control by the output signal of the transmit / receive adjustment circuit 20 by applying the frequency oscillated by the oscillator circuit 50. An amplification / transmission circuit (60.61) for amplifying a signal transmitted or received via the dual transmission / reception transducer (70), and a dual transmission / reception transducer (70) for detecting a position distance of an object by irradiating or receiving an ultrasonic signal. , 7l), and receiving transducers 80 and 81 for sensing the separation distance from the object by receiving the ultrasonic signal reflected from the object and converting it into an electrical signal, and controlled by the transmission and reception adjustment circuit 20 described above. Then, the reception / amplification which is connected to each reception transducer 80,81 installed at the front and rear ends of the vehicle and the switch 85,86 which selects each of the transmission and reception transducers 90,91, respectively, to receive or amplify them. Sensing distance display circuits 95 and 96 for displaying a sensing distance by applying a distance sensing signal of an object output from the circuits 90 and 91 and the receiving / amplifying circuits 90 and 91, respectively; And the comparison circuits 100 and 110 for applying and comparing the respective signals output from the amplification circuits 90 and 91 and the signals output from the reference setting circuits 30 and 31, and the outputs from the comparison circuits 10O and 110. Distance detection and warning device for a vehicle, characterized in that consisting of an alarm circuit for generating an alarm sound by the signal. ※ 참고사항 : 최초출된 내용에 의하여 공개하는 것임.※ Note: It is to be disclosed based on the original contents.
KR870000536A 1987-01-23 1987-01-23 Car distance detection and alarm KR880009325A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR870000536A KR880009325A (en) 1987-01-23 1987-01-23 Car distance detection and alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR870000536A KR880009325A (en) 1987-01-23 1987-01-23 Car distance detection and alarm

Publications (1)

Publication Number Publication Date
KR880009325A true KR880009325A (en) 1988-09-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR870000536A KR880009325A (en) 1987-01-23 1987-01-23 Car distance detection and alarm

Country Status (1)

Country Link
KR (1) KR880009325A (en)

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