EP 1059621 A1 20001213 - Light transmitter
Title (en)
Light transmitter
Title (de)
Lichtsender
Title (fr)
Transmetteur de lumière
Publication
Application
Priority
- GB 9913427 A 19990609
- GB 9916795 A 19990716
Abstract (en)
A surveillance device 1 having an array of LEDs 11 to illuminate an area in front of the device, and a CCD camera 3 to receive infra-red radiation from the illuminated area. A cover 4 at the front of the device is transparent to only infra-red radiation. The camera 3 is provided in contact with the cover 4, to reduce the amount of infra-red radiation reflected off the cover 4 entering the camera 3. A directable tubular light source is also disclosed. <IMAGE>
IPC 1-7
IPC 8 full level
G08B 13/196 (2006.01); G08B 15/00 (2006.01)
CPC (source: EP)
G08B 13/19619 (2013.01); G08B 15/001 (2013.01)
Citation (search report)
- [XY] EP 0435007 A2 19910703 - EMO ELEKTRONIK GMBH [DE]
- [Y] EP 0230671 A1 19870805 - CAMPS ROBERT [FR], et al
- [X] PATENT ABSTRACTS OF JAPAN vol. 008, no. 221 (E - 271) 9 October 1984 (1984-10-09)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 00304883 A 20000608