ATE506741T1 - Amplituden- und phasenmodulator - Google Patents
Amplituden- und phasenmodulatorInfo
- Publication number
- ATE506741T1 ATE506741T1 AT01270242T AT01270242T ATE506741T1 AT E506741 T1 ATE506741 T1 AT E506741T1 AT 01270242 T AT01270242 T AT 01270242T AT 01270242 T AT01270242 T AT 01270242T AT E506741 T1 ATE506741 T1 AT E506741T1
- Authority
- AT
- Austria
- Prior art keywords
- power amplifier
- radio frequency
- amplifier circuit
- amplitude modulation
- output signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
- H03F3/602—Combinations of several 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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
- H03F1/0266—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A by using a signal derived from the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/738,971 US6839549B2 (en) | 2000-12-14 | 2000-12-14 | System and method of RF power amplification |
PCT/US2001/043502 WO2002049300A2 (en) | 2000-12-14 | 2001-11-21 | Amplitude and phase modulator |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE506741T1 true ATE506741T1 (de) | 2011-05-15 |
Family
ID=24970267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01270242T ATE506741T1 (de) | 2000-12-14 | 2001-11-21 | Amplituden- und phasenmodulator |
Country Status (7)
Country | Link |
---|---|
US (1) | US6839549B2 (de) |
EP (1) | EP1366562B1 (de) |
CN (1) | CN100511970C (de) |
AT (1) | ATE506741T1 (de) |
AU (1) | AU2002216686A1 (de) |
DE (1) | DE60144492D1 (de) |
WO (1) | WO2002049300A2 (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020098803A1 (en) * | 2000-12-20 | 2002-07-25 | Matthew Poulton | Apparatus for providing variable control of the gain of an RF amplifier |
US6701138B2 (en) * | 2001-06-11 | 2004-03-02 | Rf Micro Devices, Inc. | Power amplifier control |
US6724252B2 (en) * | 2002-02-21 | 2004-04-20 | Rf Micro Devices, Inc. | Switched gain amplifier circuit |
GB2389275B (en) * | 2002-05-31 | 2006-10-25 | Hitachi Ltd | Apparatus for mobile communication system |
US20040070454A1 (en) * | 2002-10-15 | 2004-04-15 | Triquint Semiconductor, Inc. | Continuous bias circuit and method for an amplifier |
US6701134B1 (en) | 2002-11-05 | 2004-03-02 | Rf Micro Devices, Inc. | Increased dynamic range for power amplifiers used with polar modulation |
US20050118966A1 (en) * | 2003-12-01 | 2005-06-02 | Kiomars Anvari | Simple Crest Factor reduction technique for multi-carrier signals |
US7145385B2 (en) * | 2003-12-05 | 2006-12-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Single chip power amplifier and envelope modulator |
DE60310096T2 (de) * | 2003-12-12 | 2007-05-31 | Freescale Semiconductor, Inc., Austin | Leistungsverstärkermodul und TDMA-Radio |
US7177370B2 (en) * | 2003-12-17 | 2007-02-13 | Triquint Semiconductor, Inc. | Method and architecture for dual-mode linear and saturated power amplifier operation |
US7023292B2 (en) * | 2003-12-17 | 2006-04-04 | Telefonaktiebolaget L.M. Dericsson | Polar modulation using amplitude modulated quadrature signals |
US7109791B1 (en) | 2004-07-09 | 2006-09-19 | Rf Micro Devices, Inc. | Tailored collector voltage to minimize variation in AM to PM distortion in a power amplifier |
DE102004040278B4 (de) * | 2004-08-19 | 2012-07-12 | Infineon Technologies Ag | Polarmodulator für den Mobilfunk und Verfahren zur Polarmodulation eines Signals |
US7190290B2 (en) * | 2004-08-24 | 2007-03-13 | M/A-Com, Eurotec B.V. | Method and apparatus for addressing receive band noise problems associated with the use of a digital power amplifier |
US7392011B1 (en) * | 2005-05-31 | 2008-06-24 | Lockheed Martin Corporation | Method and system for flexibly distributing power in a phased array antenna system |
US7336127B2 (en) * | 2005-06-10 | 2008-02-26 | Rf Micro Devices, Inc. | Doherty amplifier configuration for a collector controlled power amplifier |
US7301404B2 (en) * | 2005-07-21 | 2007-11-27 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for transceiver frequency synthesis |
US7409192B2 (en) * | 2005-07-21 | 2008-08-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for frequency synthesis in direct-conversion transmitters |
US7330071B1 (en) | 2005-10-19 | 2008-02-12 | Rf Micro Devices, Inc. | High efficiency radio frequency power amplifier having an extended dynamic range |
JP4938859B2 (ja) * | 2006-12-21 | 2012-05-23 | イセラ・カナダ・ユーエルシー | 対数抵抗減衰器を用いたエッジ出力ランプ |
JP4841670B2 (ja) * | 2007-07-24 | 2011-12-21 | 富士通株式会社 | 送受信回路 |
KR101547818B1 (ko) * | 2008-01-29 | 2015-08-27 | 삼성전자주식회사 | 시분할복신 무선통신시스템에서 송수신 안테나 스위칭 장치 |
CN102308474B (zh) * | 2009-02-05 | 2015-08-26 | 日本电气株式会社 | 功率放大器和功率放大方法 |
CN101826841A (zh) * | 2009-03-04 | 2010-09-08 | 北京智网科技有限公司 | 一种幅度调制解调方法与实现 |
US8417199B2 (en) * | 2010-07-23 | 2013-04-09 | Motorola Solutions, Inc. | Method and apparatus for improving efficiency in a power supply modulated system |
US8483633B2 (en) | 2010-07-23 | 2013-07-09 | Motorola Solutions, Inc. | Method and apparatus for alarming in a power supply modulated system |
US8786373B2 (en) * | 2012-02-21 | 2014-07-22 | Calogero D. Presti | Adjustable bypass circuit for a supply voltage for an amplifier |
CN102983823B (zh) * | 2012-11-30 | 2016-01-20 | 锐迪科创微电子(北京)有限公司 | 射频功率放大集成电路及采用其的移动终端 |
KR101936664B1 (ko) * | 2014-08-11 | 2019-01-09 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 전력 증폭기, 무선 원격 유닛 및 기지국 |
US9722547B2 (en) | 2014-12-30 | 2017-08-01 | Skyworks Solutions, Inc. | Compression control through amplitude adjustment of a radio frequency input signal |
US10404224B2 (en) * | 2016-11-30 | 2019-09-03 | The Regents Of The University Of Colorado, A Body Corporate | RF-input load modulated balanced amplifier |
EP3457580B1 (de) * | 2017-09-19 | 2020-02-19 | Nxp B.V. | Nfc-steuergerät |
KR102065991B1 (ko) * | 2018-04-17 | 2020-01-14 | 알에프코어 주식회사 | 다중 전력증폭기를 위한 포락선 추적 전원변조장치 |
JP2020202528A (ja) * | 2019-06-13 | 2020-12-17 | 株式会社村田製作所 | 高周波回路および通信装置 |
CN114513173B (zh) * | 2022-01-14 | 2024-06-14 | 清华大学 | 一种射频功率放大器及其应用 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5342542A (en) * | 1976-09-29 | 1978-04-18 | Anritsu Electric Co Ltd | Amplitude modulating circuit |
JPS5492005A (en) * | 1977-12-29 | 1979-07-20 | Sanyo Electric Co Ltd | Automatic modulation factor control circuit of transmitter |
DE3040272C2 (de) | 1980-10-23 | 1983-02-03 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Amplitudenmodulierter Sender für Einseitenbandbetrieb |
US5251330A (en) | 1989-06-30 | 1993-10-05 | Nippon Telegraph & Telephone Corporation | Linear transmitter |
US5239275A (en) | 1989-08-04 | 1993-08-24 | Motorola, Inc. | Amplitude modulator circuit having multiple power supplies |
US5119042A (en) | 1990-08-30 | 1992-06-02 | Hughes Aircraft Company | Solid state power amplifier with dynamically adjusted operating point |
JPH05299944A (ja) | 1991-05-30 | 1993-11-12 | Nec Corp | Rf電力増幅器 |
IT1270173B (it) | 1994-06-07 | 1997-04-29 | Sits Soc It Telecom Siemens | Amplificatore lineare di potenza a microonde con iniezione di potenza di alimentazione comandata dall'inviluppo di modlazione |
US5920596A (en) | 1995-01-31 | 1999-07-06 | Motorola, Inc. | Apparatus for amplifying a signal using a digital processor |
JP3522969B2 (ja) | 1995-10-25 | 2004-04-26 | パイオニア株式会社 | Btl増幅器装置 |
US5777519A (en) | 1996-07-18 | 1998-07-07 | Simopoulos; Anastasios V. | High efficiency power amplifier |
US5847602A (en) | 1997-03-03 | 1998-12-08 | Hewlett-Packard Company | Method and apparatus for linearizing an efficient class D/E power amplifier using delta modulation |
US5861777A (en) | 1997-07-02 | 1999-01-19 | Motorola, Inc. | Method and apparatus for compensation of phase distortion in power amplifiers |
US5886572A (en) | 1997-07-25 | 1999-03-23 | Motorola, Inc. | Method and apparatus for reducing distortion in a power amplifier |
US5936464A (en) | 1997-11-03 | 1999-08-10 | Motorola, Inc. | Method and apparatus for reducing distortion in a high efficiency power amplifier |
US6049703A (en) | 1997-11-28 | 2000-04-11 | Motorola, Inc. | Amplifier circuit and method for increasing linearity of the amplifier circuit |
US5929702A (en) | 1997-11-28 | 1999-07-27 | Motorola, Inc. | Method and apparatus for high efficiency high dynamic range power amplification |
US5942938A (en) | 1997-12-29 | 1999-08-24 | Motorola, Inc. | Method and apparatus for high efficiency power amplification |
US5898342A (en) | 1998-01-20 | 1999-04-27 | Advanced Micro Devices | Power amplifier arrangement and method for data signal interface |
US5886573A (en) | 1998-03-06 | 1999-03-23 | Fujant, Inc. | Amplification using amplitude reconstruction of amplitude and/or angle modulated carrier |
US5966051A (en) * | 1998-04-21 | 1999-10-12 | Conexant Systems, Inc. | Low voltage medium power class C power amplifier with precise gain control |
US6377784B2 (en) * | 1999-02-09 | 2002-04-23 | Tropian, Inc. | High-efficiency modulation RF amplifier |
US6356154B1 (en) * | 2000-07-06 | 2002-03-12 | Credence Systems Corporation | FET-based, linear voltage-controlled resistor for wide-band gain control circuit |
US6785521B2 (en) * | 2001-03-21 | 2004-08-31 | Ericsson Inc. | System and method for current-mode amplitude modulation |
-
2000
- 2000-12-14 US US09/738,971 patent/US6839549B2/en not_active Expired - Lifetime
-
2001
- 2001-11-21 CN CNB018206174A patent/CN100511970C/zh not_active Expired - Lifetime
- 2001-11-21 WO PCT/US2001/043502 patent/WO2002049300A2/en not_active Application Discontinuation
- 2001-11-21 AU AU2002216686A patent/AU2002216686A1/en not_active Abandoned
- 2001-11-21 EP EP01270242A patent/EP1366562B1/de not_active Expired - Lifetime
- 2001-11-21 DE DE60144492T patent/DE60144492D1/de not_active Expired - Lifetime
- 2001-11-21 AT AT01270242T patent/ATE506741T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1366562A2 (de) | 2003-12-03 |
US6839549B2 (en) | 2005-01-04 |
DE60144492D1 (de) | 2011-06-01 |
US20020077066A1 (en) | 2002-06-20 |
WO2002049300A3 (en) | 2003-09-18 |
CN100511970C (zh) | 2009-07-08 |
AU2002216686A1 (en) | 2002-06-24 |
WO2002049300A2 (en) | 2002-06-20 |
CN1535497A (zh) | 2004-10-06 |
EP1366562B1 (de) | 2011-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |