SE0004791D0 - Linearized power amplifier unit - Google Patents
Linearized power amplifier unitInfo
- Publication number
- SE0004791D0 SE0004791D0 SE0004791A SE0004791A SE0004791D0 SE 0004791 D0 SE0004791 D0 SE 0004791D0 SE 0004791 A SE0004791 A SE 0004791A SE 0004791 A SE0004791 A SE 0004791A SE 0004791 D0 SE0004791 D0 SE 0004791D0
- Authority
- SE
- Sweden
- Prior art keywords
- power amplifier
- amplifier unit
- cancellation loop
- dcl
- loop
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
- H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
- H03F1/3235—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction using a pilot signal
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0004791A SE0004791L (sv) | 2000-12-22 | 2000-12-22 | Linjäriserande effektförstäkarenhet |
PCT/SE2001/002846 WO2002052719A1 (en) | 2000-12-22 | 2001-12-20 | Linearized power amplifier unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0004791A SE0004791L (sv) | 2000-12-22 | 2000-12-22 | Linjäriserande effektförstäkarenhet |
Publications (2)
Publication Number | Publication Date |
---|---|
SE0004791D0 true SE0004791D0 (sv) | 2000-12-22 |
SE0004791L SE0004791L (sv) | 2002-06-23 |
Family
ID=20282371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0004791A SE0004791L (sv) | 2000-12-22 | 2000-12-22 | Linjäriserande effektförstäkarenhet |
Country Status (2)
Country | Link |
---|---|
SE (1) | SE0004791L (sv) |
WO (1) | WO2002052719A1 (sv) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5610554A (en) * | 1994-07-28 | 1997-03-11 | Aval Communications Inc. | Cancellation loop, for a feed-forward amplifier, employing an adaptive controller |
US5485120A (en) * | 1994-07-28 | 1996-01-16 | Aval Communications Inc. | Feed-forward power amplifier system with adaptive control and control method |
EP0762630A1 (en) * | 1995-09-08 | 1997-03-12 | AT&T IPM Corp. | Low distortion amplifier circuit with improved output power |
KR100259849B1 (ko) * | 1997-12-26 | 2000-06-15 | 윤종용 | 파일럿 톤 호핑을 이용한 피드 포워드 선형 전력 증폭 방법 |
US6208207B1 (en) * | 1999-05-05 | 2001-03-27 | Simon Fraser University | Adaptive linearizer for RF power amplifiers |
-
2000
- 2000-12-22 SE SE0004791A patent/SE0004791L/sv not_active Application Discontinuation
-
2001
- 2001-12-20 WO PCT/SE2001/002846 patent/WO2002052719A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2002052719A1 (en) | 2002-07-04 |
SE0004791L (sv) | 2002-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |