GB1413082A - Trafficlight control systems - Google Patents
Trafficlight control systemsInfo
- Publication number
- GB1413082A GB1413082A GB704273A GB704273A GB1413082A GB 1413082 A GB1413082 A GB 1413082A GB 704273 A GB704273 A GB 704273A GB 704273 A GB704273 A GB 704273A GB 1413082 A GB1413082 A GB 1413082A
- Authority
- GB
- United Kingdom
- Prior art keywords
- controller
- detector unit
- detector
- lights
- outputs
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7232249A FR2199153B1 (xx) | 1972-09-12 | 1972-09-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1413082A true GB1413082A (en) | 1975-11-05 |
Family
ID=9104150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB704273A Expired GB1413082A (en) | 1972-09-12 | 1973-02-13 | Trafficlight control systems |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4969100A (xx) |
CH (1) | CH570665A5 (xx) |
FR (1) | FR2199153B1 (xx) |
GB (1) | GB1413082A (xx) |
IT (1) | IT969226B (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2119987A (en) * | 1982-04-02 | 1983-11-23 | Ogden Electronics Ltd | Traffic control system |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4102460A1 (de) * | 1991-01-28 | 1992-07-30 | Siemens Ag | Verfahren und einrichtung zur erfassung von fahrzeugen im strassenverkehr fuer die steuerung einer verkehrssignalanlage |
GB9107476D0 (en) * | 1991-04-09 | 1991-05-22 | Peek Traffic Ltd | Improvements in vehicle detection systems |
FR2690755B1 (fr) * | 1992-04-30 | 1994-08-26 | Thomson Csf | Procédé et système de détection d'un ou plusieurs objets dans une zone angulaire, et applications. |
Family Cites Families (4)
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 (xx) * | 1962-12-07 | |||
FR1421496A (fr) * | 1964-11-03 | 1965-12-17 | Sfim | Appareillage de réglage de la circulation d'objets et plus spécialement de véhicules automobiles, à une intersection de voies |
JPS4919040B1 (xx) * | 1969-02-15 | 1974-05-14 |
-
1972
- 1972-09-12 FR FR7232249A patent/FR2199153B1/fr not_active Expired
- 1972-12-23 IT IT982072A patent/IT969226B/it active
-
1973
- 1973-01-26 CH CH117873A patent/CH570665A5/xx not_active IP Right Cessation
- 1973-02-13 GB GB704273A patent/GB1413082A/en not_active Expired
- 1973-09-12 JP JP10225873A patent/JPS4969100A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2119987A (en) * | 1982-04-02 | 1983-11-23 | Ogden Electronics Ltd | Traffic control system |
Also Published As
Publication number | Publication date |
---|---|
CH570665A5 (xx) | 1975-12-15 |
JPS4969100A (xx) | 1974-07-04 |
FR2199153A1 (xx) | 1974-04-05 |
IT969226B (it) | 1974-03-30 |
FR2199153B1 (xx) | 1976-01-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |