KR850002917A - Ultrasonic boundary device - Google Patents

Ultrasonic boundary device Download PDF

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Publication number
KR850002917A
KR850002917A KR1019830004681A KR830004681A KR850002917A KR 850002917 A KR850002917 A KR 850002917A KR 1019830004681 A KR1019830004681 A KR 1019830004681A KR 830004681 A KR830004681 A KR 830004681A KR 850002917 A KR850002917 A KR 850002917A
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KR
South Korea
Prior art keywords
ultrasonic
circuit
receiving
peak
signal
Prior art date
Application number
KR1019830004681A
Other languages
Korean (ko)
Other versions
KR830002736B1 (en
Inventor
시로 시라이
Original Assignee
이이다 아끼라
니뽄 게이비 호쇼 가부시기 가이샤
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 이이다 아끼라, 니뽄 게이비 호쇼 가부시기 가이샤 filed Critical 이이다 아끼라
Priority to KR1019830004681A priority Critical patent/KR830002736B1/en
Application granted granted Critical
Publication of KR830002736B1 publication Critical patent/KR830002736B1/en
Publication of KR850002917A publication Critical patent/KR850002917A/en

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

내용 없음No content

Description

초음파 경계장치Ultrasonic boundary device

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

제1도는 펄스 형상 초음파를 이용한 일반적인 초음파 경계장치를 도시한 계통회로도.1 is a system circuit diagram showing a general ultrasonic boundary device using pulse-shaped ultrasonic waves.

Claims (1)

펄스형상 초음파를 경계구역에 송출하는 송신회로(2)와 그 송신회로에 대응하여 그 경계구역내로부터의 초음파를 수신하여 그 초음파 신호를 A/D 변환하는 수신회로(3)와 그 수신회로로부터 송출되는 디지탈 신호에 의한 반사파 패턴을 이미 결정된 기준 패턴과 통계적으로 비교하여 양자의 패턴이 다를 때에 경보신호를 발생하는 제1의 연산처리회로(4)를 구비하는 초음파 경계장치에 있어서; 상기 수신회로(3˝)와, 상기 수신회로에 의한 수신신호에 있어서의 피이크치를 검출하는 피이크 검출기(101)와, 그 피이크 검출기의 출력펄수를 계수하는 카운터(102)를 구성시키고, 상기 카운터로부터 송출된 피이크치의 수를 이미 결정된 기준치와 통계적으로 비교하는 제2의 연산처리 회로(6)와, 그 피이크치의 수가 상기 기준치 이상일때에 상기 경보신호의 발생을 금지하는 금지수단(7)을 구비한 초음파 경계장치.From a transmitting circuit 2 for transmitting pulsed ultrasonic waves to the boundary region, and a receiving circuit 3 for receiving and receiving an ultrasonic wave from within the boundary region corresponding to the transmitting circuit and converting the ultrasonic signal to A / D. An ultrasonic boundary device comprising a first arithmetic processing circuit (4) for generating a warning signal when the patterns are different from each other by statistically comparing a reflected wave pattern by a digital signal transmitted with a predetermined reference pattern; The receiver circuit 3k, a peak detector 101 for detecting the peak value in the received signal by the receiver circuit, and a counter 102 for counting the output pulses of the peak detector. And a second arithmetic processing circuit 6 for statistically comparing the number of peak values sent out with a predetermined reference value, and prohibiting means 7 for prohibiting generation of the alarm signal when the number of peak values is above the reference value. Ultrasonic boundary device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019830004681A 1980-08-21 1983-09-30 Ultrasonic alarm system KR830002736B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019830004681A KR830002736B1 (en) 1980-08-21 1983-09-30 Ultrasonic alarm system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR8003305A KR830002734B1 (en) 1980-08-21 1980-08-21 Ultra sonic alarm system
KR1019830004681A KR830002736B1 (en) 1980-08-21 1983-09-30 Ultrasonic alarm system

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR8003305A Division KR830002734B1 (en) 1980-08-21 1980-08-21 Ultra sonic alarm system

Publications (2)

Publication Number Publication Date
KR830002736B1 KR830002736B1 (en) 1983-12-09
KR850002917A true KR850002917A (en) 1985-05-20

Family

ID=19217487

Family Applications (3)

Application Number Title Priority Date Filing Date
KR8003305A KR830002734B1 (en) 1980-08-21 1980-08-21 Ultra sonic alarm system
KR1019830004681A KR830002736B1 (en) 1980-08-21 1983-09-30 Ultrasonic alarm system
KR1019830004680A KR830002735B1 (en) 1980-08-21 1983-09-30 Ultrasonic alarm system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR8003305A KR830002734B1 (en) 1980-08-21 1980-08-21 Ultra sonic alarm system

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1019830004680A KR830002735B1 (en) 1980-08-21 1983-09-30 Ultrasonic alarm system

Country Status (1)

Country Link
KR (3) KR830002734B1 (en)

Also Published As

Publication number Publication date
KR850002916A (en) 1985-05-20
KR830002735B1 (en) 1983-12-09
KR830002734B1 (en) 1983-12-09
KR830002736B1 (en) 1983-12-09

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