Electric lamp and discharge devices: systems – Current and/or voltage regulation
Reexamination Certificate
2008-03-11
2008-03-11
Vu, David H. (Department: 2821)
Electric lamp and discharge devices: systems
Current and/or voltage regulation
C315S363000
Reexamination Certificate
active
07342364
ABSTRACT:
A light source comprising a light emitting diode comprising a GaN-based compound and having a single quantum well structure, and a driving voltage source for applying a pulse voltage to the light emitting diode, wherein a voltage at a low level of the pulse voltage is set to a voltage lower than a voltage at which a fall time of the light emitting diode is made the longest.
REFERENCES:
patent: 6593597 (2003-07-01), Sheu
patent: 2004/0095184 (2004-05-01), Oka et al.
patent: 1 154 291 (2001-11-01), None
patent: 11-038766 (1999-02-01), None
patent: 2003-163377 (2003-06-01), None
Ito Hiroshi
Kachi Tetsu
Kato Satoru
Kojima Masanori
Tomita Kazuyoshi
McGinn IP Law Group PLLC
Toyoda Gosei Co,., Ltd.
Vu David H.
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