JPS51126883A - Car density measuring method - Google Patents

Car density measuring method

Info

Publication number
JPS51126883A
JPS51126883A JP5119175A JP5119175A JPS51126883A JP S51126883 A JPS51126883 A JP S51126883A JP 5119175 A JP5119175 A JP 5119175A JP 5119175 A JP5119175 A JP 5119175A JP S51126883 A JPS51126883 A JP S51126883A
Authority
JP
Japan
Prior art keywords
measuring method
density measuring
car density
car
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.)
Pending
Application number
JP5119175A
Other languages
Japanese (ja)
Inventor
Toshihiko Ichihashi
Kiyoshi Mizutani
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.)
KOITO KOUGIYOU KK
Koito Industries Ltd
Original Assignee
KOITO KOUGIYOU KK
Koito Industries 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 KOITO KOUGIYOU KK, Koito Industries Ltd filed Critical KOITO KOUGIYOU KK
Priority to JP5119175A priority Critical patent/JPS51126883A/en
Publication of JPS51126883A publication Critical patent/JPS51126883A/en
Pending legal-status Critical Current

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  • Traffic Control Systems (AREA)

Abstract

PURPOSE: A car density measuring method which can calculate density relatively accurately, is easy in measuring, shows good response, has no cumulative error and is not necessary of correction.
COPYRIGHT: (C)1976,JPO&Japio
JP5119175A 1975-04-26 1975-04-26 Car density measuring method Pending JPS51126883A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5119175A JPS51126883A (en) 1975-04-26 1975-04-26 Car density measuring method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5119175A JPS51126883A (en) 1975-04-26 1975-04-26 Car density measuring method

Publications (1)

Publication Number Publication Date
JPS51126883A true JPS51126883A (en) 1976-11-05

Family

ID=12879968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5119175A Pending JPS51126883A (en) 1975-04-26 1975-04-26 Car density measuring method

Country Status (1)

Country Link
JP (1) JPS51126883A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62107399A (en) * 1985-11-05 1987-05-18 三菱電機株式会社 Measurement of number of persons
JPS62295200A (en) * 1986-06-13 1987-12-22 松下電器産業株式会社 Road traffic information monitor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
VEHICULAR TUNNEL TRAFFIC FLOW CONTROL=1969 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62107399A (en) * 1985-11-05 1987-05-18 三菱電機株式会社 Measurement of number of persons
JPS62295200A (en) * 1986-06-13 1987-12-22 松下電器産業株式会社 Road traffic information monitor

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