High quality, low power, wireless audio system

Details High quality, low power, wireless audio system High quality, low power, wireless audio system

2005-02-25

2009-06-02

Corsaro, Nick (Department: 2617)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S556100, C455S575200, C455S041200, C381S002000

Reexamination Certificate

active

07542784

ABSTRACT:
The invention relates to the field of wireless communications and more specifically to an high quality, low power wireless audio system. More specifically, the invention comprises an audio source for receiving audio signals (e.g. music) and audio status information (e.g. song title) from a first external device (e.g. an MP3 player) and transmitting the audio signals and the audio status information over a wireless connection; and at least one audio sink for receiving the audio signals and said audio status information from the audio source and communicating the audio signals and the audio status information to a second external device (e.g. headphones), wherein a specified one of the at least one audio sink receives audio control information (e.g. pause) from the second external device and transmits said audio control information to said audio source via said wireless connection. Among other features, the wireless audio system of the present invention incorporates dynamic channel selection as well as dynamic adjustment of the transmission interval to ensure enhanced audio quality using the lowest possible power.

REFERENCES:
patent: 6728585 (2004-04-01), Neoh
patent: 2005/0032500 (2005-02-01), Nashif et al.
patent: 2005/0123143 (2005-06-01), Platzer et al.
patent: 2006/0111145 (2006-05-01), Kelly et al.
patent: 0637796 (1995-02-01), None
patent: 1443737 (2004-08-01), None
patent: WO 03/098901 (2003-11-01), None

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