Light emitting device using LED

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With housing or contact structure

Reexamination Certificate

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Details

C257S098000, C257S100000, C313S498000, C313S512000, C438S022000

Reexamination Certificate

active

07084435

ABSTRACT:
A light-emitting device which uses and LED having a light-emitting element being placed on a package substrate. The light-emitting element has a light-extracting surface. A fluorescent element which is formed by dispersing a fluorescent material in a transparent substance and is placed face to face with the light-extracting surface of the light emitting element and comprises a clearance gap in between. The light-emitting element generates light of a certain wavelength that emanates through the light-extracting surface into the fluorescent element where the wavelength is changed. The device further comprises an optical element which receives light from the light-emitting element through the fluorescent element and directs the light to the outside of the device.

REFERENCES:
patent: 6812500 (2004-11-01), Reeh et al.
patent: 2004/0012958 (2004-01-01), Hashimoto et al.
patent: 11261114 (1999-09-01), None
patent: 11298048 (1999-10-01), None
patent: 2000-31531 (2000-01-01), None
patent: 2000-031548 (2000-01-01), None
patent: 2000-31548 (2000-01-01), None
patent: 2000-101148 (2000-04-01), None
patent: 2000-208815 (2000-07-01), None
patent: 2000-261039 (2000-09-01), None
patent: 2000-315826 (2000-11-01), None
patent: 2000-349346 (2000-12-01), None
patent: 2001-148514 (2001-05-01), None
patent: 00/33390 (2000-06-01), None
English Language Abstract of JP 2000-315826.
English Language Abstract of JP 2000-31548.
English Language Abstract of JP 2001-148514.
English Language Abstract of JP 2000-349346.
English Language Abstract of JP 2000-261039.
English Language Abstract of JP 2000-31531.
English Language Abstract of JP 11-298048.
English Language Abstract of JP 2000-208815.
English Language Abstract of JP 11-261114.
English Language Abstract of JP 2000-101148.

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