Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 2, 2009
Patent Application Number
11807997
Date Filed
May 31, 2007
Patent Primary Examiner
Patent abstract
An amplifier circuit receives a phase modulated signal at an input node. The power supply terminal of the amplifier circuit is modulated in accordance with an amplitude envelope signal. The voltage on the power supply terminal is modulated using one or more linear regulators depending on the magnitude of the envelope signal.
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