Title:
H-BRIDGE POWER AMPLIFIER ARRANGEMENT
Document Type and Number:
WIPO Patent Application WO/2019/148484
Kind Code:
A1
Abstract:
An H-bridge power amplifier arrangement (100) with envelope tracking is disclosed. The power amplifier arrangement (100) comprises four elements (A, B, C, D) form the four corner bars of a first H-bridge structure with a load (103) formed as thecross bar of the first H-bridge structure. The power amplifier arrangement (100) further comprises a rectifier circuit (104) coupled between the first positive power supply (V H) and the third positive power supply (V L) configured to recycle the sinking envelope current.
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Inventors:
WANG ZHANCANG (CN)
Application Number:
PCT/CN2018/075233
Publication Date:
August 08, 2019
Filing Date:
February 05, 2018
Export Citation:
Assignee:
ERICSSON TELEFON AB L M (SE)
WANG ZHANCANG (CN)
WANG ZHANCANG (CN)
International Classes:
H03F1/52
Foreign References:
| US20090153242A1 | 2009-06-18 | |||
| CN201854182U | 2011-06-01 | |||
| US20070126504A1 | 2007-06-07 |
Other References:
See also references of EP 3750239A4
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
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