Invention Grant
- Patent Title: Methods and apparatus for envelope tracking system
- Patent Title (中): 包络跟踪系统的方法和装置
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Application No.: US14181714Application Date: 2014-02-16
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Publication No.: US09520907B2Publication Date: 2016-12-13
- Inventor: Chia-Sheng Peng , Wei-Cheng Liu , Sheng-Hong Yan , Paul Cheng Po Liang
- Applicant: MEDIATEK INC.
- Applicant Address: TW Hsin-Chu
- Assignee: Mediatek Inc.
- Current Assignee: Mediatek Inc.
- Current Assignee Address: TW Hsin-Chu
- Agency: Optimus Patents US, LLC
- Main IPC: H04B1/04
- IPC: H04B1/04
Abstract:
A communication unit comprises a radio frequency, RF, transmitter comprising: a power amplifier, PA, module; an envelope tracking system operably coupled to the PA module and arranged to variably control a supply voltage for the PA module; and a load control system operably coupled to an output of the PA module and arranged to control a power amplifier output load.
Public/Granted literature
- US20150236729A1 METHODS AND APPARATUS FOR ENVELOPE TRACKING SYSTEM Public/Granted day:2015-08-20
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