Codec integrated circuit, codec and methods for use therewith

Data processing: generic control systems or specific application – Specific application – apparatus or process – Digital audio data processing system

Reexamination Certificate

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Details

C381S081000, C381S085000, C381S094500

Reexamination Certificate

active

07930046

ABSTRACT:
A codec includes an output module for converting a digital input signal into an analog output signal. A controller module monitors a plurality of status conditions and asserts a mute signal for engaging an output mute switch based on a plurality of disconnect rules.

REFERENCES:
patent: 6259957 (2001-07-01), Alexander et al.
patent: 7034569 (2006-04-01), Balasubramanian et al.
patent: 2003/0023329 (2003-01-01), Brooks et al.
patent: 2004/0189272 (2004-09-01), Matsuura et al.
Audio Codec '97, Revision 2.3 Revision 1.0, Intel, Apr. 2002.

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