JPS5776697A - Method of detecting dirt of optical traffic stream measuring device - Google Patents

Method of detecting dirt of optical traffic stream measuring device

Info

Publication number
JPS5776697A
JPS5776697A JP15337180A JP15337180A JPS5776697A JP S5776697 A JPS5776697 A JP S5776697A JP 15337180 A JP15337180 A JP 15337180A JP 15337180 A JP15337180 A JP 15337180A JP S5776697 A JPS5776697 A JP S5776697A
Authority
JP
Japan
Prior art keywords
measuring device
traffic stream
optical traffic
detecting dirt
stream measuring
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
JP15337180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6235159B2 (cg-RX-API-DMAC7.html
Inventor
Akinobu Kitamura
Yutaka Katou
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.)
Omron Corp
Original Assignee
Tateisi Electronics Co
Omron Tateisi Electronics Co
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 Tateisi Electronics Co, Omron Tateisi Electronics Co filed Critical Tateisi Electronics Co
Priority to JP15337180A priority Critical patent/JPS5776697A/ja
Publication of JPS5776697A publication Critical patent/JPS5776697A/ja
Publication of JPS6235159B2 publication Critical patent/JPS6235159B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)
JP15337180A 1980-10-30 1980-10-30 Method of detecting dirt of optical traffic stream measuring device Granted JPS5776697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15337180A JPS5776697A (en) 1980-10-30 1980-10-30 Method of detecting dirt of optical traffic stream measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15337180A JPS5776697A (en) 1980-10-30 1980-10-30 Method of detecting dirt of optical traffic stream measuring device

Publications (2)

Publication Number Publication Date
JPS5776697A true JPS5776697A (en) 1982-05-13
JPS6235159B2 JPS6235159B2 (cg-RX-API-DMAC7.html) 1987-07-30

Family

ID=15560986

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15337180A Granted JPS5776697A (en) 1980-10-30 1980-10-30 Method of detecting dirt of optical traffic stream measuring device

Country Status (1)

Country Link
JP (1) JPS5776697A (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
JPS6235159B2 (cg-RX-API-DMAC7.html) 1987-07-30

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