Illuminating keyboards

Details Illuminating keyboards Illuminating keyboards

2008-04-15

2008-04-15

O'Shea, Sandra (Department: 2875)

Illumination

Illuminated scale or dial

C362S024000, C362S026000, C362S558000

Reexamination Certificate

active

07357523

ABSTRACT:
An illuminating keyboard is provided. An illuminating keyboard includes a key module, a light guide plate, and a light source. The key module includes one or more keys. The light guide plate is disposed beneath the key module and includes a plurality of openings. The plurality of openings is formed outside any area directly beneath the one or more keys. The light source is disposed adjacent to the light guide plate.

REFERENCES:
patent: 4173143 (1979-11-01), Venton-Walters
patent: 5867772 (1999-02-01), Jonsson et al.
patent: 6249368 (2001-06-01), Hsu
patent: 2003/0103359 (2003-06-01), Chiang et al.
patent: 2004/0130770 (2004-07-01), Nguyen et al.
patent: 1432892 (2003-07-01), None

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