JPS57166696A - Ultrasonic vehicle sensor - Google Patents

Ultrasonic vehicle sensor

Info

Publication number
JPS57166696A
JPS57166696A JP5054581A JP5054581A JPS57166696A JP S57166696 A JPS57166696 A JP S57166696A JP 5054581 A JP5054581 A JP 5054581A JP 5054581 A JP5054581 A JP 5054581A JP S57166696 A JPS57166696 A JP S57166696A
Authority
JP
Japan
Prior art keywords
vehicle sensor
ultrasonic vehicle
ultrasonic
sensor
vehicle
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.)
Pending
Application number
JP5054581A
Other languages
Japanese (ja)
Inventor
Takehiko Kamo
Akira Maue
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.)
Shimada Rika Kogyo KK
Original Assignee
Shimada Rika Kogyo KK
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 Shimada Rika Kogyo KK filed Critical Shimada Rika Kogyo KK
Priority to JP5054581A priority Critical patent/JPS57166696A/en
Publication of JPS57166696A publication Critical patent/JPS57166696A/en
Pending legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP5054581A 1981-04-06 1981-04-06 Ultrasonic vehicle sensor Pending JPS57166696A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5054581A JPS57166696A (en) 1981-04-06 1981-04-06 Ultrasonic vehicle sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5054581A JPS57166696A (en) 1981-04-06 1981-04-06 Ultrasonic vehicle sensor

Publications (1)

Publication Number Publication Date
JPS57166696A true JPS57166696A (en) 1982-10-14

Family

ID=12861975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5054581A Pending JPS57166696A (en) 1981-04-06 1981-04-06 Ultrasonic vehicle sensor

Country Status (1)

Country Link
JP (1) JPS57166696A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63296199A (en) * 1987-05-28 1988-12-02 Omron Tateisi Electronics Co Ultrasonic vehicle detector
JPH04123198A (en) * 1990-09-13 1992-04-23 Matsushita Electric Ind Co Ltd Vehicle sensor
US6975735B1 (en) 1998-10-05 2005-12-13 Matsushita Electric Industrial Company, Ltd. Sound collecting device minimizing electrical noise

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54106269A (en) * 1978-02-09 1979-08-21 Mitsubishi Precision Co Ltd Substance detecting method and apparatus by supersonic wave pulse

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54106269A (en) * 1978-02-09 1979-08-21 Mitsubishi Precision Co Ltd Substance detecting method and apparatus by supersonic wave pulse

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63296199A (en) * 1987-05-28 1988-12-02 Omron Tateisi Electronics Co Ultrasonic vehicle detector
JPH04123198A (en) * 1990-09-13 1992-04-23 Matsushita Electric Ind Co Ltd Vehicle sensor
US6975735B1 (en) 1998-10-05 2005-12-13 Matsushita Electric Industrial Company, Ltd. Sound collecting device minimizing electrical noise
US7317804B2 (en) 1998-10-05 2008-01-08 Matsushita Electric Industrial Co., Ltd. Sound collecting device minimizing electrical noise

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