Photo reflector including a light-emitting element and a...

Details Photo reflector including a light-emitting element and a... Photo reflector including a light-emitting element and a...

2008-10-03

2010-12-28

Ko, Tony (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

C250S205000, C250S227280, C250S239000

Reexamination Certificate

active

07858919

ABSTRACT:
A photo reflector (30) includes a circuit board (32) provided with electrode patterns, a light-emitting element (42) and a light-receiving element (44) disposed on the circuit board, a light-transmitting resin sealing the light receiving element (44), and a light shielding member (50) provided on the circuit board to cover peripheral side surfaces of the first light-transmitting resin and the second light-transmitting resin except for upper surfaces thereof. A light-intensity adjuster (60) to adjust the photocurrent is provided on the light-transmitting resin.

REFERENCES:
patent: 5397890 (1995-03-01), Schueler et al.
patent: 5796858 (1998-08-01), Zhou et al.
patent: 2003/0020004 (2003-01-01), Reime
patent: 2007/0090282 (2007-04-01), Chin et al.
patent: 2007/0237504 (2007-10-01), Nakashiba
patent: 2008/0079105 (2008-04-01), Chang et al.
patent: 2001156325 (2008-12-01), None

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