JPS5225677A - Apparatus for identifying an object moving in a specific direction - Google Patents

Apparatus for identifying an object moving in a specific direction

Info

Publication number
JPS5225677A
JPS5225677A JP50101890A JP10189075A JPS5225677A JP S5225677 A JPS5225677 A JP S5225677A JP 50101890 A JP50101890 A JP 50101890A JP 10189075 A JP10189075 A JP 10189075A JP S5225677 A JPS5225677 A JP S5225677A
Authority
JP
Japan
Prior art keywords
identifying
specific direction
object moving
going
lanes
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
JP50101890A
Other languages
Japanese (ja)
Inventor
Mutsuo Fujiwara
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.)
SEIWA DENKI KK
Seiwa Electric Mfg Co Ltd
Original Assignee
SEIWA DENKI KK
Seiwa Electric Mfg 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 SEIWA DENKI KK, Seiwa Electric Mfg Co Ltd filed Critical SEIWA DENKI KK
Priority to JP50101890A priority Critical patent/JPS5225677A/en
Publication of JPS5225677A publication Critical patent/JPS5225677A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Traffic Control Systems (AREA)

Abstract

PURPOSE: To identify only the information of vehicles running in a specific lane by placing a projector and receiver on both sides of two lanes, upward going and downward going, and theoretically processing the shading signals of two beams of lights radiated in mutually reverse directions.
COPYRIGHT: (C)1977,JPO&Japio
JP50101890A 1975-08-21 1975-08-21 Apparatus for identifying an object moving in a specific direction Pending JPS5225677A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50101890A JPS5225677A (en) 1975-08-21 1975-08-21 Apparatus for identifying an object moving in a specific direction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50101890A JPS5225677A (en) 1975-08-21 1975-08-21 Apparatus for identifying an object moving in a specific direction

Publications (1)

Publication Number Publication Date
JPS5225677A true JPS5225677A (en) 1977-02-25

Family

ID=14312513

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50101890A Pending JPS5225677A (en) 1975-08-21 1975-08-21 Apparatus for identifying an object moving in a specific direction

Country Status (1)

Country Link
JP (1) JPS5225677A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5975179A (en) * 1982-10-22 1984-04-27 Ootec Denshi Kk Infrared-rays alarm device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5975179A (en) * 1982-10-22 1984-04-27 Ootec Denshi Kk Infrared-rays alarm device

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