Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Reexamination Certificate
2011-04-12
2011-04-12
Ni, Suhan (Department: 2614)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Plural or compound reproducers
C381S380000
Reexamination Certificate
active
07925038
ABSTRACT:
A wired or wireless earset assembly comprises an earset housing having a curved portion configured to fit to the top of an ear, a speaker driver contained in a speaker housing, a flexible tube having a first extension so as to be coupled with at least a part of the curved portion of the earset housing and a second extension coupled with the speaker housing, a rotatable cap containing a bud coupled with the speaker driver, a sound delivery port in the bud, a circuitry for processing an input signal in the case, and a wire in the flexible tube connecting the circuitry and the speaker driver. The structure of the assembly allows a user to wear it with great comfort and high quality acoustic performance for an extended period, enables the assembly to fit to both right and left ears by a simple rotation of the cap, and increases ease of manufacturability.
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Nguyen Thanh Q.
Saleh Donald R.
Taenzer Jon C.
Dolby Laboratories Licensing Corporation
Ni Suhan
Nixon & Peabody LLP
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