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JPS5251961A - Digital detector for vehicles - Google Patents

Digital detector for vehicles

Info

Publication number
JPS5251961A
JPS5251961A JP50127341A JP12734175A JPS5251961A JP S5251961 A JPS5251961 A JP S5251961A JP 50127341 A JP50127341 A JP 50127341A JP 12734175 A JP12734175 A JP 12734175A JP S5251961 A JPS5251961 A JP S5251961A
Authority
JP
Japan
Prior art keywords
vehicles
magnetic field
digital detector
detector
earth
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
JP50127341A
Other languages
Japanese (ja)
Inventor
Hidehiro Hamada
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.)
Kyosan Electric Manufacturing Co Ltd
Original Assignee
Kyosan Electric Manufacturing 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 Kyosan Electric Manufacturing Co Ltd filed Critical Kyosan Electric Manufacturing Co Ltd
Priority to JP50127341A priority Critical patent/JPS5251961A/en
Publication of JPS5251961A publication Critical patent/JPS5251961A/en
Pending legal-status Critical Current

Links

Landscapes

  • Geophysics And Detection Of Objects (AREA)
  • Traffic Control Systems (AREA)

Abstract

PURPOSE: To provide detection and operation of a necessary level without any error by automatically subtracting the earth's magnetic field from the output of a digital type magnetic field detector to detect only the magnetic field signal of a vehicle or the like.
COPYRIGHT: (C)1977,JPO&Japio
JP50127341A 1975-10-24 1975-10-24 Digital detector for vehicles Pending JPS5251961A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50127341A JPS5251961A (en) 1975-10-24 1975-10-24 Digital detector for vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50127341A JPS5251961A (en) 1975-10-24 1975-10-24 Digital detector for vehicles

Publications (1)

Publication Number Publication Date
JPS5251961A true JPS5251961A (en) 1977-04-26

Family

ID=14957514

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50127341A Pending JPS5251961A (en) 1975-10-24 1975-10-24 Digital detector for vehicles

Country Status (1)

Country Link
JP (1) JPS5251961A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02254394A (en) * 1989-03-29 1990-10-15 Shimadzu Corp Magnetic detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02254394A (en) * 1989-03-29 1990-10-15 Shimadzu Corp Magnetic detector

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