CPC Subgroup
G08G 1/07 Controlling traffic signals
Full Title
Traffic control systems for road vehicles (arrangement of road signs or traffic signals E01F9/00 ) > Controlling traffic signals
5 direct subcodes
Child Classifications
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- G08G 1/08 according to detected number or speed of vehicles
- G08G 1/081 Plural intersections under common control
- G08G 1/085 using a free-running cyclic timer
- G08G 1/087 Override of traffic control, e.g. by signal transmitted by an emergency vehicle