WO2003005564A3 - Verfahren zur regelung der verstärkung eines hochfrequenten signals - Google Patents
Verfahren zur regelung der verstärkung eines hochfrequenten signals Download PDFInfo
- Publication number
- WO2003005564A3 WO2003005564A3 PCT/DE2002/002279 DE0202279W WO03005564A3 WO 2003005564 A3 WO2003005564 A3 WO 2003005564A3 DE 0202279 W DE0202279 W DE 0202279W WO 03005564 A3 WO03005564 A3 WO 03005564A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- amplification
- adjusting
- high frequency
- frequency signal
- transmitter
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 230000003321 amplification Effects 0.000 title abstract 3
- 238000003199 nucleic acid amplification method Methods 0.000 title abstract 3
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
-
- 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
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/004—Control by varying the supply voltage
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transmitters (AREA)
- Amplifiers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/482,848 US7386287B2 (en) | 2001-07-03 | 2002-06-28 | Method for controlling the gain of radio-frequency signal |
EP02752974A EP1405405A2 (de) | 2001-07-03 | 2002-06-28 | Verfahren zur regelung der verstärkung eines hochfrequenten signals |
CNB028134443A CN1327609C (zh) | 2001-07-03 | 2002-06-28 | 控制高频信号放大的方法和相应的发射/接收单元 |
JP2003511408A JP2004534469A (ja) | 2001-07-03 | 2002-06-28 | 高周波信号の増幅を制御する方法 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10132047.7A DE10132047B4 (de) | 2001-07-03 | 2001-07-03 | Verfahren zur Regelung der Verstärkung eines hochfrequenten Signals |
DE10132047.7 | 2001-07-03 | ||
DE10136213.7 | 2001-07-25 | ||
DE2001136213 DE10136213A1 (de) | 2001-07-25 | 2001-07-25 | Verfahren zur Neutralisation parasitärer Phasenmodulation in amplitudenmodulierten Verstärkern |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003005564A2 WO2003005564A2 (de) | 2003-01-16 |
WO2003005564A3 true WO2003005564A3 (de) | 2003-12-11 |
Family
ID=26009628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2002/002279 WO2003005564A2 (de) | 2001-07-03 | 2002-06-28 | Verfahren zur regelung der verstärkung eines hochfrequenten signals |
Country Status (5)
Country | Link |
---|---|
US (1) | US7386287B2 (de) |
EP (1) | EP1405405A2 (de) |
JP (1) | JP2004534469A (de) |
CN (1) | CN1327609C (de) |
WO (1) | WO2003005564A2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7805115B1 (en) * | 2003-06-02 | 2010-09-28 | Analog Devices, Inc. | Variable filter systems and methods for enhanced data rate communication systems |
US7177370B2 (en) * | 2003-12-17 | 2007-02-13 | Triquint Semiconductor, Inc. | Method and architecture for dual-mode linear and saturated power amplifier operation |
US7983632B2 (en) * | 2004-09-24 | 2011-07-19 | Broadcom Corporation | Feedback control loop for amplitude modulation in a polar transmitter with a translational loop |
DE102004054586B4 (de) * | 2004-11-11 | 2010-10-21 | Palm, Inc. (n.d.Ges. d. Staates Delaware), Sunnyvale | Verfahren und Vorrichtung zur Verstärkung eines amplituden- und phasenmodulierten elektrischen Signals |
DE102005001496B4 (de) * | 2005-01-12 | 2008-08-28 | Siemens Ag | Verfahren und Vorrichtung zur Verstärkung eines amplituden- und phasenmodulierten elektrischen Signals |
US7460842B2 (en) * | 2005-09-08 | 2008-12-02 | Motorola, Inc. | Wireless transmitter having polar loop controller with current feedback and methods |
US20090011730A1 (en) * | 2007-07-05 | 2009-01-08 | Matsushita Electric Industrial Co., Ltd. | Methods and Apparatus for Controlling Power in a Polar Modulation Transmitter |
DE102007055529A1 (de) * | 2007-08-06 | 2009-02-12 | Rhode & Schwarz Gmbh & Co. Kg | Verfahren und Anordnung zum Erzeugen eines frequenzmodulierten Signals |
FI20075958A0 (fi) * | 2007-12-21 | 2007-12-21 | Nokia Corp | Lähetettävien signaalien prosessointi radiolähettimessä |
US8620606B2 (en) * | 2008-04-11 | 2013-12-31 | Bird Technologies Group Inc. | Transmitter power monitor |
US8248282B2 (en) | 2010-08-17 | 2012-08-21 | Texas Instruments Incorporated | Track and hold architecture with tunable bandwidth |
WO2013133170A1 (ja) * | 2012-03-06 | 2013-09-12 | 日本電気株式会社 | 送信装置 |
EP3267578B1 (de) | 2016-07-08 | 2023-04-19 | IMEC vzw | Polarsender und verfahren zur erzeugung eines sendesignals über einen polarsender |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5093667A (en) * | 1989-10-16 | 1992-03-03 | Itt Corporation | T/R module with error correction |
US6043707A (en) * | 1999-01-07 | 2000-03-28 | Motorola, Inc. | Method and apparatus for operating a radio-frequency power amplifier as a variable-class linear amplifier |
US6141541A (en) * | 1997-12-31 | 2000-10-31 | Motorola, Inc. | Method, device, phone and base station for providing envelope-following for variable envelope radio frequency signals |
WO2001024356A1 (en) * | 1999-09-29 | 2001-04-05 | Tait Electronics Limited | Improvements relating to eer transmitters |
US6236267B1 (en) * | 1998-12-29 | 2001-05-22 | International Business Machines Corporation | Linearization for power amplifiers using feed-forward and feedback control |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3175881B2 (ja) | 1993-08-24 | 2001-06-11 | 松下電器産業株式会社 | 高周波増幅器 |
JP3517766B2 (ja) | 1997-02-20 | 2004-04-12 | 株式会社ルネサステクノロジ | Rf電力増幅回路および移動体通信端末装置 |
US5886572A (en) | 1997-07-25 | 1999-03-23 | Motorola, Inc. | Method and apparatus for reducing distortion in a power amplifier |
US6275102B1 (en) * | 1999-02-02 | 2001-08-14 | Texas Instruments Incorporated | Distortion correction loop for amplifier circuits |
JP2001060841A (ja) | 1999-08-24 | 2001-03-06 | Sony Corp | アンテナ装置、そのインピーダンス整合回路の回路定数調整方法およびそれらを使用した携帯通信機 |
US6449465B1 (en) * | 1999-12-20 | 2002-09-10 | Motorola, Inc. | Method and apparatus for linear amplification of a radio frequency signal |
DE60022159T2 (de) * | 2000-02-28 | 2006-04-13 | Lucent Technologies Inc. | Sender mit einer geschlossenen Rückkopplung zur Modulation |
US6407634B1 (en) * | 2000-06-16 | 2002-06-18 | Motorola, Inc. | Linear envelope tracking RF power amplifier with adaptive analog signal processing |
-
2002
- 2002-06-28 WO PCT/DE2002/002279 patent/WO2003005564A2/de active Application Filing
- 2002-06-28 EP EP02752974A patent/EP1405405A2/de not_active Withdrawn
- 2002-06-28 US US10/482,848 patent/US7386287B2/en not_active Expired - Fee Related
- 2002-06-28 CN CNB028134443A patent/CN1327609C/zh not_active Expired - Fee Related
- 2002-06-28 JP JP2003511408A patent/JP2004534469A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5093667A (en) * | 1989-10-16 | 1992-03-03 | Itt Corporation | T/R module with error correction |
US6141541A (en) * | 1997-12-31 | 2000-10-31 | Motorola, Inc. | Method, device, phone and base station for providing envelope-following for variable envelope radio frequency signals |
US6236267B1 (en) * | 1998-12-29 | 2001-05-22 | International Business Machines Corporation | Linearization for power amplifiers using feed-forward and feedback control |
US6043707A (en) * | 1999-01-07 | 2000-03-28 | Motorola, Inc. | Method and apparatus for operating a radio-frequency power amplifier as a variable-class linear amplifier |
WO2001024356A1 (en) * | 1999-09-29 | 2001-04-05 | Tait Electronics Limited | Improvements relating to eer transmitters |
Also Published As
Publication number | Publication date |
---|---|
CN1327609C (zh) | 2007-07-18 |
JP2004534469A (ja) | 2004-11-11 |
CN1529933A (zh) | 2004-09-15 |
US20040185809A1 (en) | 2004-09-23 |
US7386287B2 (en) | 2008-06-10 |
WO2003005564A2 (de) | 2003-01-16 |
EP1405405A2 (de) | 2004-04-07 |
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