JPS5418543A - Ultrasonic automotive sensor - Google Patents

Ultrasonic automotive sensor

Info

Publication number
JPS5418543A
JPS5418543A JP8278377A JP8278377A JPS5418543A JP S5418543 A JPS5418543 A JP S5418543A JP 8278377 A JP8278377 A JP 8278377A JP 8278377 A JP8278377 A JP 8278377A JP S5418543 A JPS5418543 A JP S5418543A
Authority
JP
Japan
Prior art keywords
ultrasonic
automotive sensor
automotive
sensor
sensitivity
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP8278377A
Other languages
Japanese (ja)
Other versions
JPS605999B2 (en
Inventor
Koichi Yomogihara
Kiyoshi Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Signal Co Ltd
Original Assignee
Nippon Signal Co Ltd
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 Nippon Signal Co Ltd filed Critical Nippon Signal Co Ltd
Priority to JP8278377A priority Critical patent/JPS605999B2/en
Publication of JPS5418543A publication Critical patent/JPS5418543A/en
Publication of JPS605999B2 publication Critical patent/JPS605999B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)

Abstract

PURPOSE: To maintain the sersing accuracy of an ultrasonic automotive snesor with respect to ageing sensitivity alteration s by integrating the receiving level of road rusface reflecting wave and correcting the sensitivity of the sensor by the output level thus integrated.
COPYRIGHT: (C)1979,JPO&Japio
JP8278377A 1977-07-11 1977-07-11 Ultrasonic vehicle detector Expired JPS605999B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8278377A JPS605999B2 (en) 1977-07-11 1977-07-11 Ultrasonic vehicle detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8278377A JPS605999B2 (en) 1977-07-11 1977-07-11 Ultrasonic vehicle detector

Publications (2)

Publication Number Publication Date
JPS5418543A true JPS5418543A (en) 1979-02-10
JPS605999B2 JPS605999B2 (en) 1985-02-15

Family

ID=13784004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8278377A Expired JPS605999B2 (en) 1977-07-11 1977-07-11 Ultrasonic vehicle detector

Country Status (1)

Country Link
JP (1) JPS605999B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01237297A (en) * 1988-03-17 1989-09-21 Toshiba Corp Traveling wave tube

Also Published As

Publication number Publication date
JPS605999B2 (en) 1985-02-15

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