GB1490890A - Monitoring systems for street traffic signals - Google Patents

Monitoring systems for street traffic signals

Info

Publication number
GB1490890A
GB1490890A GB6465/75A GB646575A GB1490890A GB 1490890 A GB1490890 A GB 1490890A GB 6465/75 A GB6465/75 A GB 6465/75A GB 646575 A GB646575 A GB 646575A GB 1490890 A GB1490890 A GB 1490890A
Authority
GB
United Kingdom
Prior art keywords
signals
group
signal
counter
opposing
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
GB6465/75A
Other languages
English (en)
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Siemens Corp filed Critical Siemens Corp
Publication of GB1490890A publication Critical patent/GB1490890A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/097—Supervising of traffic control systems, e.g. by giving an alarm if two crossing streets have green light simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Safety Devices In Control Systems (AREA)
  • Traffic Control Systems (AREA)
GB6465/75A 1974-03-18 1975-02-14 Monitoring systems for street traffic signals Expired GB1490890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2412963A DE2412963C3 (de) 1974-03-18 1974-03-18 Schaltungsanordnung zur automatischen Schutzzeitüberwachung in Straßenverkehrssignalanlagen

Publications (1)

Publication Number Publication Date
GB1490890A true GB1490890A (en) 1977-11-02

Family

ID=5910413

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6465/75A Expired GB1490890A (en) 1974-03-18 1975-02-14 Monitoring systems for street traffic signals

Country Status (7)

Country Link
US (1) US3992671A (enExample)
CH (1) CH578770A5 (enExample)
DE (1) DE2412963C3 (enExample)
FI (1) FI61771C (enExample)
GB (1) GB1490890A (enExample)
NL (1) NL7503094A (enExample)
SE (1) SE401576B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2739616C3 (de) * 1977-09-02 1982-02-18 Siemens AG, 1000 Berlin und 8000 München Verfahren und Einrichtung zur Sicherstellung der an einer Kreuzung erforderlichen Zwischenzeiten beim Betrieb einer Straßenverkehrssignalanlage
US4323970A (en) * 1979-06-22 1982-04-06 Siemens Aktiengesellschaft Method and circuit arrangement for generating setting signals for signal generators of a traffic signal system, particularly a street traffic signal system
CA2955961A1 (en) 2014-07-28 2016-02-04 Econolite Group, Inc. Self-configuring traffic signal controller

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE26150E (en) * 1958-07-03 1967-01-31 Traffic controllers khfi.oy i.ng static, logic control lllwlnts
US3641486A (en) * 1969-06-23 1972-02-08 Lfe Corp Local controller for traffic control system
US3816796A (en) * 1971-01-25 1974-06-11 Computer Syst Eng Inc Traffic signal control system

Also Published As

Publication number Publication date
FI61771C (fi) 1982-09-10
SE401576B (sv) 1978-05-16
SE7502894L (enExample) 1975-09-19
DE2412963A1 (de) 1975-10-02
FI61771B (fi) 1982-05-31
DE2412963B2 (de) 1977-08-04
DE2412963C3 (de) 1979-07-12
FI750768A7 (enExample) 1975-09-19
US3992671A (en) 1976-11-16
CH578770A5 (enExample) 1976-08-13
NL7503094A (nl) 1975-09-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee