GB1264769A - - Google Patents

Info

Publication number
GB1264769A
GB1264769A GB1264769DA GB1264769A GB 1264769 A GB1264769 A GB 1264769A GB 1264769D A GB1264769D A GB 1264769DA GB 1264769 A GB1264769 A GB 1264769A
Authority
GB
United Kingdom
Prior art keywords
dividing circuit
switches
gate
outputs
encoder
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.)
Expired
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1264769A publication Critical patent/GB1264769A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/28—Modifications for introducing a time delay before switching
    • H03K17/292—Modifications for introducing a time delay before switching in thyristor, unijunction transistor or programmable unijunction transistor switches
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/081—Plural intersections under common control
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/085—Controlling traffic signals using a free-running cyclic timer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
GB1264769D 1969-10-02 1970-10-02 Expired GB1264769A (en17)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86330969A 1969-10-02 1969-10-02
FR7130581A FR2150219A1 (en17) 1969-10-02 1971-08-23

Publications (1)

Publication Number Publication Date
GB1264769A true GB1264769A (en17) 1972-02-23

Family

ID=26216581

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1264769D Expired GB1264769A (en17) 1969-10-02 1970-10-02

Country Status (3)

Country Link
US (1) US3605084A (en17)
FR (1) FR2150219A1 (en17)
GB (1) GB1264769A (en17)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3810084A (en) * 1971-03-23 1974-05-07 Meyer Labs Inc Electronic traffic signal control system
US3828307A (en) * 1971-06-29 1974-08-06 Georgia Tech Res Inst Automatic traffic control system
US4031507A (en) * 1974-07-02 1977-06-21 The Singer Company Traffic controller, electromechanical sequencer for a traffic controller
US4481515A (en) * 1982-04-01 1984-11-06 Philmont Electronics, Inc. Coordinator for traffic signal controller
US5612596A (en) * 1995-10-16 1997-03-18 Conservation Load Switch, Inc. Conservation traffic control load switch
US7592927B1 (en) * 2005-12-02 2009-09-22 Robert A Marshall System and method for multiplexing traffic signals and bridge collapse detection

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3363185A (en) * 1965-05-04 1968-01-09 Sperry Rand Corp Auxiliary reference signal generating means for controlling vehicular traffic flow or other moving elements
US3423733A (en) * 1967-12-19 1969-01-21 Gen Signal Corp Code communication system

Also Published As

Publication number Publication date
FR2150219A1 (en17) 1973-04-06
US3605084A (en) 1971-09-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees