Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
November 6, 2007
Patent Application Number
10001505
Date Filed
November 15, 2001
Patent Primary Examiner
Patent abstract
A cellular telephone having a transceiver for making cellular telephone calls is equipped with a second transceiver for establishing communication with other devices having similar capabilities. The cellular telephone uses the second transceiver to establish a local voice channel with another communication device, and combines it with a cellular call to create a multiparty conference call. A mixer mixes voice from the call and local voice channel. The second transceiver implements a local area wireless protocol.
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