EP 1298620 A3 20030618 - Controlsystem for lightsignal devices at intersections
Title (en)
Controlsystem for lightsignal devices at intersections
Title (de)
System zum Steuern von Lichtsignalgebern an Kreuzungen
Title (fr)
Système de commande pour dispositif lumineux de signalisation d'un carrefour
Publication
Application
Priority
DE 10146398 A 20010920
Abstract (en)
[origin: EP1298620A2] The control method uses cyclic determination of the traffic parameters at the road intersection, with a control device (10) used for determination of corresponding traffic conditions and selection of a corresponding light signal control program, for supplying each light signal source (40) with switching commands. <??>An Independent claim for a control device for road intersection traffic light signals is also included.
IPC 1-7
IPC 8 full level
G08G 1/08 (2006.01)
CPC (source: EP US)
G08G 1/08 (2013.01 - EP US)
Citation (search report)
- [X] US 5257194 A 19931026 - SAKITA MASAMI [US]
- [X] US 5778332 A 19980707 - CHANG JAMES SHIH-TSIH [US], et al
- [X] US 5646853 A 19970708 - TAKAHASHI KAZUNORI [JP], et al
- [PX] US 2002116118 A1 20020822 - STALLARD CHARLIE MONROE [US], et al
- [X] PATENT ABSTRACTS OF JAPAN vol. 2000, no. 22 9 March 2001 (2001-03-09)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
DOCDB simple family (publication)
EP 1298620 A2 20030402; EP 1298620 A3 20030618; EP 1298620 B1 20070718; DE 10146398 A1 20030417; DE 50210488 D1 20070830; US 2003063016 A1 20030403; US 6850171 B2 20050201
DOCDB simple family (application)
EP 02020174 A 20020909; DE 10146398 A 20010920; DE 50210488 T 20020909; US 24754902 A 20020920