Invention Grant
- Patent Title: Multi-mode multi-band power amplifiers
- Patent Title (中): 多模式多频段功率放大器
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Application No.: US13720851Application Date: 2012-12-19
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Publication No.: US09160377B2Publication Date: 2015-10-13
- Inventor: Chang-Ho Lee , Woonyun Kim , Minsik Ahn , Jeongwon Cha , Yunseo Park , Aristotele Hadjichristos
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agent Ramin Mobarhan
- Main IPC: H03F1/02
- IPC: H03F1/02 ; H04B1/04 ; H03F3/72 ; H03H7/38
Abstract:
Exemplary embodiments are directed to an amplifier module which may comprise a transmit path including a first amplifier and a second amplifier. The exemplary amplifier module may further include a transformer coupled between the first amplifier and the second amplifier and switchably configured for coupling the first amplifier in series with the second amplifier in a first mode and coupling the first amplifier to bypass the second amplifier in a second mode.
Public/Granted literature
- US20150050901A1 MULTI-MODE MULTI-BAND POWER AMPLIFIERS Public/Granted day:2015-02-19
Information query
IPC分类:
