LED lamp and method for manufacturing the same

Details LED lamp and method for manufacturing the same LED lamp and method for manufacturing the same

2008-07-08

2008-07-08

Patel, Vip (Department: 2889)

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

C313S498000

Reexamination Certificate

active

07397177

ABSTRACT:
An LED lamp includes at least one LED chip mounted on the principal surface of a substrate and an optical wavelength converting portion, which includes a phosphor for converting the emission of the LED chip into light having a longer wavelength than that of the emission and which covers at least a portion of the LED chip. The side surface of the optical wavelength converting portion has at least one concave curved surface portion.

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patent: 2002/0021085 (2002-02-01), Ng
patent: 2003/0067264 (2003-04-01), Takekuma
patent: 2004/0100192 (2004-05-01), Yano et al.
patent: 2004/0119086 (2004-06-01), Yano et al.
patent: 2004/0124430 (2004-07-01), Yano et al.
patent: 2004/0211970 (2004-10-01), Hayashimoto et al.
patent: 10-065221 (1998-03-01), None

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