Keypad lightguides including compartments

Details Keypad lightguides including compartments Keypad lightguides including compartments

1997-12-05

1999-12-21

Bost, Dwayne D.

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

455550, 455 90, 362 24, H04M 122, H04Q 732

Patent

active

060061189

ABSTRACT:
A lightguide for illuminating keypads within electronic devices, such as radiotelephones, supports additional components and is maintained in spaced apart relationship with a circuit board hosting electronic components. The number of separate components required within a radiotelephone is decreased and the amount of circuit board real estate available for electrical components is increased.

REFERENCES:
patent: 4349705 (1982-09-01), Kuhfus
patent: 5130897 (1992-07-01), Kuzma
patent: 5555550 (1996-09-01), Kaschke
patent: 5708428 (1998-01-01), Phillips
patent: 5739481 (1998-04-01), Baumhauer, Jr. et al.
patent: 5746493 (1998-05-01), Jonsson et al.
patent: 5867772 (1999-02-01), Jonsson et al.

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