Speaker module and apparatus using this

Details Speaker module and apparatus using this Speaker module and apparatus using this

2007-05-15

2007-05-15

Tran, Sinh (Department: 2615)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Plural or compound reproducers

C381S342000, C381S431000

Reexamination Certificate

active

10529727

ABSTRACT:
A speaker module includes a first diaphragm and a second diaphragm acoustically coupled with each other as a part of a wall forming a hermetic space with a panel. A light emitting section emits light to the panel, and the panel transmits the light to a side of the second diaphragm. The speaker module is configured to emit sound and light.

REFERENCES:
patent: 2003/0003879 (2003-01-01), Saiki et al.
patent: 2003/0174849 (2003-09-01), Saiki et al.
patent: H1-159487 (1989-11-01), None
patent: 11-252671 (1999-09-01), None
patent: 2000-23271 (2000-01-01), None
patent: 2000-331523 (2000-11-01), None
patent: 2001-095074 (2001-04-01), None
patent: 2003-179988 (2003-06-01), None

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