Invention Grant
- Patent Title: Method and controller for controlling power amplifier in radio transmitter as well as radio unit and radio device
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Application No.: US16500169Application Date: 2017-06-05
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Publication No.: US11082073B2Publication Date: 2021-08-03
- Inventor: Yang Zhang , Peng Liu , Qiaoyu Li
- Applicant: Telefonaktiebolaget LM Ericsson (publ)
- Applicant Address: SE Stockholm
- Assignee: Telefonaktiebolaget LM Ericsson (publ)
- Current Assignee: Telefonaktiebolaget LM Ericsson (publ)
- Current Assignee Address: SE Stockholm
- Agency: Withrow & Terranova, PLLC
- International Application: PCT/CN2017/087163 WO 20170605
- International Announcement: WO2018/223256 WO 20181213
- Main IPC: H04B1/04
- IPC: H04B1/04 ; H03F1/02 ; H03F1/32 ; H03F3/24
Abstract:
Method and controller are disclosed for controlling a power amplifier in a radio transmitter. According to an embodiment, a nonlinearity of the power amplifier is determined. A supply voltage to the power amplifier is controlled based on the determined nonlinearity. A radio unit comprising the radio transmitter and a radio device comprising the radio unit are also disclosed.
Public/Granted literature
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