Speaker module design

Details Speaker module design Speaker module design

2007-08-28

2007-08-28

Nguyen, Duc M. (Department: 2617)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C381S345000, C381S349000, C381S351000, C381S353000, C381S354000, C181S155000, C181S156000, C379S433020

Reexamination Certificate

active

10423772

ABSTRACT:
A speaker module (200) having a speaker unit (210) and a speaker box (220) is provided. The speaker module is mounted in a casing (22) of a hand-held electronic device (20). The speaker box (220) has a wall defining an aperture (222a) receiving the speaker unit therein. The speaker box has a neck section (224) formed by narrowing a peripheral wall of the speaker box. The neck section connects front and rear speaker chambers (222, 226) each of which has a cross-sectional dimension larger than that of the neck section. The speaker module is mounted on a printed circuit board (24) by fitting the neck section in a hole (24a) of the printed circuit board. The speaker unit is mounted in a front wall of the front chamber (222). An antenna module (26) is mounted in the casing behind the speaker module.

REFERENCES:
patent: 4298087 (1981-11-01), Launay
patent: 4930596 (1990-06-01), Saiki et al.
patent: 6411719 (2002-06-01), Moster et al.
patent: 6819946 (2004-11-01), Hansson
patent: 6922471 (2005-07-01), Marqvardsen et al.

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