Chip light emitting diode and fabrication method thereof

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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C257S100000, C257S433000

Reexamination Certificate

active

07042022

ABSTRACT:
A chip light emitting diode having a wide viewing angle, and a fabrication method thereof. The chip light emitting diode has a resin package sealing a light emitting chip which has at least one curved projecting part. The curved projecting part has a cross section which is substantially semicircular, or substantially or partially elliptical or parabolic. The curved projecting part preferably has a cross section which is comprised of a plurality of straight lines, an angle being formed between adjacent lines. The cross section is elongated to form a cylindrical outer surface of the resin package.

REFERENCES:
patent: 6608334 (2003-08-01), Ishinaga
patent: 6746295 (2004-06-01), Sorg
patent: 6774405 (2004-08-01), Yasukawa et al.
patent: 2002/0113245 (2002-08-01), Lin
patent: 2004/0070001 (2004-04-01), Lee et al.
patent: 2005/0082561 (2005-04-01), Suehiro et al.
patent: 2005/0110035 (2005-05-01), Chen

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