Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having acoustic wave modifying structure
Reexamination Certificate
2007-06-19
2007-06-19
Tran, Sinh (Department: 2615)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Having acoustic wave modifying structure
C455S350000
Reexamination Certificate
active
10519822
ABSTRACT:
A communication terminal includes a housing carrying therein a radio antenna element, a speaker, and a chamber that acts as an electromagnetic resonance cavity for the antenna and as an acoustic resonance cavity for the speaker. The speaker is mounted inside the chamber and is coupled to the outside of the housing through a sound channel. The terminal includes a user interface on a front side of the housing and the speaker is placed behind the user interface as viewed from the front side, with the sound channel extending from a channel inlet at the speaker to a channel front outlet at the front side.
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Erixon Mats
Frohlund Stig
Schack Göran
Simonsson Olof
Myers Bigel & Sibley Sajovec, PA
Saunders, Jr. Joseph
Sony Ericsson Mobile Communications AB
Tran Sinh
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