NL7212879A - - Google Patents

Info

Publication number
NL7212879A
NL7212879A NL7212879A NL7212879A NL7212879A NL 7212879 A NL7212879 A NL 7212879A NL 7212879 A NL7212879 A NL 7212879A NL 7212879 A NL7212879 A NL 7212879A NL 7212879 A NL7212879 A NL 7212879A
Authority
NL
Netherlands
Application number
NL7212879A
Original Assignee
Siemens Ag
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
Priority claimed from DE19712148889 external-priority patent/DE2148889C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of NL7212879A publication Critical patent/NL7212879A/xx

Links

Classifications

    • 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)
NL7212879A 1971-09-30 1972-09-22 NL7212879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712148889 DE2148889C3 (en) 1971-09-30 Road traffic signal system

Publications (1)

Publication Number Publication Date
NL7212879A true NL7212879A (en) 1973-04-03

Family

ID=5821100

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7212879A NL7212879A (en) 1971-09-30 1972-09-22

Country Status (8)

Country Link
US (1) US3833881A (en)
AR (1) AR195497A1 (en)
BE (1) BE789513A (en)
CH (1) CH571751A5 (en)
FR (1) FR2155476A5 (en)
GB (1) GB1405951A (en)
NL (1) NL7212879A (en)
SE (1) SE376811B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2739863A1 (en) * 1977-09-05 1979-03-15 Siemens Ag PROCEDURE FOR MEASURING GREEN TIME IN TRAFFIC-DEPENDENT STEERABLE ROAD TRAFFIC SIGNAL SYSTEMS AND DEVICE FOR PERFORMING THE PROCEDURE
US4370718A (en) * 1979-02-06 1983-01-25 Chasek Norman E Responsive traffic light control system and method based on conservation of aggregate momentum
EP0564062B1 (en) * 1992-04-02 1997-07-30 Horizont Holding GmbH Method and installation for traffic control
AU2015296645A1 (en) 2014-07-28 2017-02-16 Econolite Group, Inc. Self-configuring traffic signal controller
CN104680819A (en) * 2015-01-16 2015-06-03 广州万客达电子科技有限公司 Congestion-preventing method and system for roads
CN110473412A (en) * 2019-09-12 2019-11-19 杭州京安交通工程设施有限公司 A kind of controlling system of traffic light

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1192025A (en) * 1966-10-20 1970-05-13 Tateisi Electronics Company A Method of and Apparatus for Detecting Traffic Delay
US3506808A (en) * 1967-03-24 1970-04-14 Bliss Co Volume-occupancy control of traffic flow
US3529285A (en) * 1967-05-11 1970-09-15 Fischer & Porter Co Traffic control system
CH509638A (en) * 1967-12-21 1971-06-30 Philips Nv Device for automatic extension of the green light time of a signaling installation
US3710312A (en) * 1971-03-15 1973-01-09 Gulf & Western Industries Method and apparatus for controlling traffic flow in accordance with traffic presence

Also Published As

Publication number Publication date
FR2155476A5 (en) 1973-05-18
CH571751A5 (en) 1976-01-15
SE376811B (en) 1975-06-09
AR195497A1 (en) 1973-10-15
DE2148889A1 (en) 1973-04-05
DE2148889B2 (en) 1977-02-03
US3833881A (en) 1974-09-03
BE789513A (en) 1973-03-29
GB1405951A (en) 1975-09-10

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed