SE0103412L - Metod och arrangemang för en effektförstärkare - Google Patents
Metod och arrangemang för en effektförstärkareInfo
- Publication number
- SE0103412L SE0103412L SE0103412A SE0103412A SE0103412L SE 0103412 L SE0103412 L SE 0103412L SE 0103412 A SE0103412 A SE 0103412A SE 0103412 A SE0103412 A SE 0103412A SE 0103412 L SE0103412 L SE 0103412L
- Authority
- SE
- Sweden
- Prior art keywords
- signals
- power amplifier
- present
- arrangement
- signal
- Prior art date
Links
- 230000003750 conditioning effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0483—Transmitters with multiple parallel paths
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/331—Sigma delta modulation being used in an amplifying circuit
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0103412A SE522119C2 (sv) | 2001-10-15 | 2001-10-15 | HF-effektförstärkning genom konvertering och tidsmultiplexering av basbandssignaler |
PCT/SE2002/001694 WO2003034585A1 (en) | 2001-10-15 | 2002-09-19 | Method and arrangement for a power amplifier |
US10/492,524 US7095277B2 (en) | 2001-10-15 | 2002-09-19 | Method and arrangement for a power amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0103412A SE522119C2 (sv) | 2001-10-15 | 2001-10-15 | HF-effektförstärkning genom konvertering och tidsmultiplexering av basbandssignaler |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0103412D0 SE0103412D0 (sv) | 2001-10-15 |
SE0103412L true SE0103412L (sv) | 2003-04-16 |
SE522119C2 SE522119C2 (sv) | 2004-01-13 |
Family
ID=20285639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0103412A SE522119C2 (sv) | 2001-10-15 | 2001-10-15 | HF-effektförstärkning genom konvertering och tidsmultiplexering av basbandssignaler |
Country Status (3)
Country | Link |
---|---|
US (1) | US7095277B2 (sv) |
SE (1) | SE522119C2 (sv) |
WO (1) | WO2003034585A1 (sv) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6975177B2 (en) | 2003-06-09 | 2005-12-13 | Nokia Corporation | Method and system for a generation of a two-level signal |
US7355470B2 (en) | 2006-04-24 | 2008-04-08 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning |
US7327803B2 (en) | 2004-10-22 | 2008-02-05 | Parkervision, Inc. | Systems and methods for vector power amplification |
US9106316B2 (en) | 2005-10-24 | 2015-08-11 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification |
US8334722B2 (en) | 2007-06-28 | 2012-12-18 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation and amplification |
US7911272B2 (en) | 2007-06-19 | 2011-03-22 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments |
US8013675B2 (en) | 2007-06-19 | 2011-09-06 | Parkervision, Inc. | Combiner-less multiple input single output (MISO) amplification with blended control |
US8031804B2 (en) | 2006-04-24 | 2011-10-04 | Parkervision, Inc. | Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion |
US7937106B2 (en) | 2006-04-24 | 2011-05-03 | ParkerVision, Inc, | Systems and methods of RF power transmission, modulation, and amplification, including architectural embodiments of same |
GB2440187A (en) * | 2006-07-17 | 2008-01-23 | Ubidyne Inc | DUC and DDC forming digital transceiver |
WO2008144017A1 (en) | 2007-05-18 | 2008-11-27 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
US7936214B2 (en) * | 2008-03-28 | 2011-05-03 | Medtronic, Inc. | Third order derivative distortion cancellation for ultra low power applications |
US8299851B2 (en) * | 2008-03-31 | 2012-10-30 | Agency For Science, Technology And Research | High efficiency linear amplifier |
US8374233B2 (en) * | 2008-09-25 | 2013-02-12 | Intel Mobile Communications GmbH | IQ-modulation system and method for switched amplifiers |
WO2012139126A1 (en) | 2011-04-08 | 2012-10-11 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
JP6174574B2 (ja) | 2011-06-02 | 2017-08-02 | パーカーヴィジョン インコーポレイテッド | アンテナ制御 |
KR101784885B1 (ko) * | 2011-10-14 | 2017-10-13 | 삼성전자주식회사 | 전력증폭기에서 인터리빙 스위칭 장치 및 방법 |
KR20160058855A (ko) | 2013-09-17 | 2016-05-25 | 파커비전, 인크. | 정보를 포함하는 시간의 함수를 렌더링하기 위한 방법, 장치 및 시스템 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06507775A (ja) | 1992-03-13 | 1994-09-01 | モトローラ・インコーポレイテッド | 電力増幅器結合回路 |
US5559468A (en) * | 1993-06-28 | 1996-09-24 | Motorola, Inc. | Feedback loop closure in a linear transmitter |
US5642358A (en) * | 1994-04-08 | 1997-06-24 | Ericsson Inc. | Multiple beamwidth phased array |
JPH08163190A (ja) * | 1994-11-30 | 1996-06-21 | Sony Corp | 送受信機 |
US5903823A (en) * | 1995-09-19 | 1999-05-11 | Fujitsu Limited | Radio apparatus with distortion compensating function |
FR2773281B1 (fr) | 1997-12-30 | 2004-04-09 | Thomson Csf | Procede de correction de linearite et correcteur de linearite pour amplificateur de puissance et amplificateur equipe d'un tel correcteur |
US6054896A (en) * | 1998-12-17 | 2000-04-25 | Datum Telegraphic Inc. | Controller and associated methods for a linc linear power amplifier |
GB9821088D0 (en) | 1998-09-30 | 1998-11-18 | Koninkl Philips Electronics Nv | Radio transmitter |
JP3446674B2 (ja) | 1999-08-16 | 2003-09-16 | 松下電器産業株式会社 | 非線形歪補償装置 |
WO2002087097A1 (fr) * | 2001-04-18 | 2002-10-31 | Fujitsu Limited | Dispositif de correction de distorsion |
US6993087B2 (en) * | 2001-06-29 | 2006-01-31 | Nokia Mobile Phones Ltd. | Switching mode power amplifier using PWM and PPM for bandpass signals |
-
2001
- 2001-10-15 SE SE0103412A patent/SE522119C2/sv not_active IP Right Cessation
-
2002
- 2002-09-19 WO PCT/SE2002/001694 patent/WO2003034585A1/en not_active Application Discontinuation
- 2002-09-19 US US10/492,524 patent/US7095277B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20040196899A1 (en) | 2004-10-07 |
SE0103412D0 (sv) | 2001-10-15 |
US7095277B2 (en) | 2006-08-22 |
WO2003034585A1 (en) | 2003-04-24 |
SE522119C2 (sv) | 2004-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |