Invention Grant
- Patent Title: Enhanced doherty amplifier with asymmetrical semiconductors
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Application No.: US12431321Application Date: 2009-04-28
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Publication No.: US08410848B2Publication Date: 2013-04-02
- Inventor: Gregory Bowles , Martin O'Flaherty , Scott Widdowson , John Ilowski
- Applicant: Gregory Bowles , Martin O'Flaherty , Scott Widdowson , John Ilowski
- Applicant Address: US CA Cupertino
- Assignee: Apple, Inc.
- Current Assignee: Apple, Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.
- Agent Eric B. Meyertons
- Main IPC: H03F3/68
- IPC: H03F3/68

Abstract:
The present disclosures an amplification unit which comprises a first amplifier and a second amplifier connected in parallel, the first amplifier and the second amplifier comprising semiconductor devices that are not the same amplifier design. The present application also discloses a signal input line connected to the first amplifier and the second amplifier. A signal output line is also disclosed which is connected to the first amplifier and the second amplifier.
Public/Granted literature
- US20090206928A1 Enhanced doherty amplifier with asymmetrical semiconductors Public/Granted day:2009-08-20
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