Optical semiconductor device

Details Optical semiconductor device Optical semiconductor device

2005-12-20

2005-12-20

Lee, John D. (Department: 2874)

Optical waveguides

Miscellaneous

C385S094000, C385S141000, C257S789000, C257S790000

Reexamination Certificate

active

06978079

ABSTRACT:
The present invention provides an optical semiconductor device comprising: a wiring circuit board; at least one optical semiconductor element mounted on the wiring circuit board; resin layer A that encapsulates the at least one optical semiconductor element therewith; and resin layer B interposed between the resin layer A and the wiring circuit board, and having a tensile modulus as measured at 30° C. of 0.001 to 0.4 GPa.

REFERENCES:
patent: 2003/0159773 (2003-08-01), Tomiyama et al.
patent: 2005/0008873 (2005-01-01), Noro et al.
patent: 2003-179267 (2003-06-01), None

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