IT969226B - CONTROL SYSTEM OF TRI-COLOR LIGHTS OF CROSSING IE FOR TRAFFIC LIGHT RI - Google Patents

CONTROL SYSTEM OF TRI-COLOR LIGHTS OF CROSSING IE FOR TRAFFIC LIGHT RI

Info

Publication number
IT969226B
IT969226B IT982072A IT982072A IT969226B IT 969226 B IT969226 B IT 969226B IT 982072 A IT982072 A IT 982072A IT 982072 A IT982072 A IT 982072A IT 969226 B IT969226 B IT 969226B
Authority
IT
Italy
Prior art keywords
tri
crossing
control system
traffic light
color lights
Prior art date
Application number
IT982072A
Other languages
Italian (it)
Inventor
J Preti
Original Assignee
Sfim
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 Sfim filed Critical Sfim
Application granted granted Critical
Publication of IT969226B publication Critical patent/IT969226B/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/08—Controlling traffic signals according to detected number or speed of vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
IT982072A 1972-09-12 1972-12-23 CONTROL SYSTEM OF TRI-COLOR LIGHTS OF CROSSING IE FOR TRAFFIC LIGHT RI IT969226B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7232249A FR2199153B1 (en) 1972-09-12 1972-09-12

Publications (1)

Publication Number Publication Date
IT969226B true IT969226B (en) 1974-03-30

Family

ID=9104150

Family Applications (1)

Application Number Title Priority Date Filing Date
IT982072A IT969226B (en) 1972-09-12 1972-12-23 CONTROL SYSTEM OF TRI-COLOR LIGHTS OF CROSSING IE FOR TRAFFIC LIGHT RI

Country Status (5)

Country Link
JP (1) JPS4969100A (en)
CH (1) CH570665A5 (en)
FR (1) FR2199153B1 (en)
GB (1) GB1413082A (en)
IT (1) IT969226B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119987A (en) * 1982-04-02 1983-11-23 Ogden Electronics Ltd Traffic control system
DE4102460A1 (en) * 1991-01-28 1992-07-30 Siemens Ag METHOD AND DEVICE FOR DETECTING VEHICLES IN ROAD TRAFFIC FOR CONTROLLING A TRAFFIC SIGNAL SYSTEM
GB9107476D0 (en) * 1991-04-09 1991-05-22 Peek Traffic Ltd Improvements in vehicle detection systems
FR2690755B1 (en) * 1992-04-30 1994-08-26 Thomson Csf Method and system for detecting one or more objects in an angular zone, and applications.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182312A (en) * 1962-01-11 1965-05-04 Lab For Electronics Inc Vehicle detection and counting system
BE642552A (en) * 1962-12-07
FR1421496A (en) * 1964-11-03 1965-12-17 Sfim Equipment for controlling the movement of objects, and more especially motor vehicles, at a lane intersection
JPS4919040B1 (en) * 1969-02-15 1974-05-14

Also Published As

Publication number Publication date
JPS4969100A (en) 1974-07-04
FR2199153A1 (en) 1974-04-05
CH570665A5 (en) 1975-12-15
FR2199153B1 (en) 1976-01-23
GB1413082A (en) 1975-11-05

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