ATE551773T1 - Effizienter modulation von hochfrequenzsignalen - Google Patents
Effizienter modulation von hochfrequenzsignalenInfo
- Publication number
- ATE551773T1 ATE551773T1 AT03003830T AT03003830T ATE551773T1 AT E551773 T1 ATE551773 T1 AT E551773T1 AT 03003830 T AT03003830 T AT 03003830T AT 03003830 T AT03003830 T AT 03003830T AT E551773 T1 ATE551773 T1 AT E551773T1
- Authority
- AT
- Austria
- Prior art keywords
- power
- level components
- bypass
- selectively
- low
- Prior art date
Links
- 230000003321 amplification Effects 0.000 abstract 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 2
- 230000001427 coherent effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000005457 optimization Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
- H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
-
- 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
- H03F1/0211—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 supply voltage or current
- H03F1/0216—Continuous control
- H03F1/0222—Continuous control by using a signal derived from the input signal
- H03F1/0227—Continuous control by using a signal derived from the input signal using supply converters
-
- 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
- H03F1/0277—Selecting one or more amplifiers from a plurality of 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
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
-
- 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
- H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
- H04L27/361—Modulation using a single or unspecified number of carriers, e.g. with separate stages of phase and amplitude modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/372—Noise reduction and elimination in amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Transmitters (AREA)
- Amplifiers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03003830A EP1450479B1 (de) | 2003-02-20 | 2003-02-20 | Effizienter Modulation von Hochfrequenzsignalen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE551773T1 true ATE551773T1 (de) | 2012-04-15 |
Family
ID=32731551
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT03003830T ATE551773T1 (de) | 2003-02-20 | 2003-02-20 | Effizienter modulation von hochfrequenzsignalen |
Country Status (7)
Country | Link |
---|---|
US (1) | US7724837B2 (de) |
EP (1) | EP1450479B1 (de) |
JP (1) | JP4527713B2 (de) |
KR (1) | KR101014065B1 (de) |
CN (1) | CN100483922C (de) |
AT (1) | ATE551773T1 (de) |
WO (1) | WO2004075395A1 (de) |
Families Citing this family (92)
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ATE551773T1 (de) | 2003-02-20 | 2012-04-15 | Sony Ericsson Mobile Comm Ab | Effizienter modulation von hochfrequenzsignalen |
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DE102004017528A1 (de) * | 2004-04-08 | 2005-11-03 | Infineon Technologies Ag | Sendeanordnung und Verfahren zum Betreiben eines Verstärkers in einer Sendeanordnung |
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CN100593912C (zh) * | 2005-02-03 | 2010-03-10 | 松下电器产业株式会社 | 发送装置及无线通信设备 |
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DE102005010904B4 (de) * | 2005-03-09 | 2010-06-02 | Infineon Technologies Ag | Spannungsregelschaltung und Verfahren zum Versorgen eines elektrischen Bauelements mit einer Versorgungsspannung |
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US8633766B2 (en) | 2010-04-19 | 2014-01-21 | Rf Micro Devices, Inc. | Pseudo-envelope follower power management system with high frequency ripple current compensation |
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US9246460B2 (en) | 2011-05-05 | 2016-01-26 | Rf Micro Devices, Inc. | Power management architecture for modulated and constant supply operation |
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US9019011B2 (en) | 2011-06-01 | 2015-04-28 | Rf Micro Devices, Inc. | Method of power amplifier calibration for an envelope tracking system |
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US9263996B2 (en) | 2011-07-20 | 2016-02-16 | Rf Micro Devices, Inc. | Quasi iso-gain supply voltage function for envelope tracking systems |
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US9515621B2 (en) | 2011-11-30 | 2016-12-06 | Qorvo Us, Inc. | Multimode RF amplifier system |
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US9813036B2 (en) | 2011-12-16 | 2017-11-07 | Qorvo Us, Inc. | Dynamic loadline power amplifier with baseband linearization |
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US9197256B2 (en) | 2012-10-08 | 2015-11-24 | Rf Micro Devices, Inc. | Reducing effects of RF mixer-based artifact using pre-distortion of an envelope power supply signal |
US9207692B2 (en) | 2012-10-18 | 2015-12-08 | Rf Micro Devices, Inc. | Transitioning from envelope tracking to average power tracking |
US9627975B2 (en) | 2012-11-16 | 2017-04-18 | Qorvo Us, Inc. | Modulated power supply system and method with automatic transition between buck and boost modes |
WO2014116933A2 (en) | 2013-01-24 | 2014-07-31 | Rf Micro Devices, Inc | Communications based adjustments of an envelope tracking power supply |
US9178472B2 (en) | 2013-02-08 | 2015-11-03 | Rf Micro Devices, Inc. | Bi-directional power supply signal based linear amplifier |
WO2014152903A2 (en) | 2013-03-14 | 2014-09-25 | Rf Micro Devices, Inc | Envelope tracking power supply voltage dynamic range reduction |
US9203353B2 (en) | 2013-03-14 | 2015-12-01 | Rf Micro Devices, Inc. | Noise conversion gain limited RF power amplifier |
JP5932689B2 (ja) * | 2013-03-15 | 2016-06-08 | パナソニック株式会社 | 送信装置 |
US9479118B2 (en) | 2013-04-16 | 2016-10-25 | Rf Micro Devices, Inc. | Dual instantaneous envelope tracking |
US9374005B2 (en) | 2013-08-13 | 2016-06-21 | Rf Micro Devices, Inc. | Expanded range DC-DC converter |
CN103546172B (zh) * | 2013-11-06 | 2016-03-30 | 南京国睿安泰信科技股份有限公司 | 一种射频信号发生器 |
US9614476B2 (en) | 2014-07-01 | 2017-04-04 | Qorvo Us, Inc. | Group delay calibration of RF envelope tracking |
KR102268110B1 (ko) * | 2014-08-05 | 2021-06-22 | 삼성전자주식회사 | 데이터를 변조하는 방법 및 장치 및 기록 매체 |
US20160049966A1 (en) * | 2014-08-15 | 2016-02-18 | Aviacomm Inc. | Rfic architecture for multi-stream remote radio head application |
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US9912297B2 (en) | 2015-07-01 | 2018-03-06 | Qorvo Us, Inc. | Envelope tracking power converter circuitry |
US10020783B2 (en) | 2015-07-01 | 2018-07-10 | Bei Electronics Llc | Class D amplifier using Fs/4 modulation and envelope tracking power supplies |
US9941844B2 (en) | 2015-07-01 | 2018-04-10 | Qorvo Us, Inc. | Dual-mode envelope tracking power converter circuitry |
US9973147B2 (en) | 2016-05-10 | 2018-05-15 | Qorvo Us, Inc. | Envelope tracking power management circuit |
US20180062622A1 (en) * | 2016-08-30 | 2018-03-01 | Skyworks Solutions, Inc. | Binary-weighted attenuator having compensation circuit |
US10976409B2 (en) * | 2016-11-21 | 2021-04-13 | Electronics And Telecommunications Research Institute | Frequency-modulated continuous wave generator and frequency-modulated continuous wave radar system including the same |
IT201600119588A1 (it) * | 2016-11-25 | 2018-05-25 | St Microelectronics Srl | Procedimento per accendere e spegnere un amplificatore di potenza, relativo circuito amplificatore di potenza, sistema e prodotto informatico |
US10772052B2 (en) * | 2017-06-16 | 2020-09-08 | Qualcomm Incorporated | Controlling coexistent radio systems in a wireless device |
US10476437B2 (en) | 2018-03-15 | 2019-11-12 | Qorvo Us, Inc. | Multimode voltage tracker circuit |
CN108964612B (zh) * | 2018-06-25 | 2022-02-22 | 中国电子科技集团公司第四十一研究所 | 一种低噪声分布式幅度调制电路及调制方法、微波信号发生器 |
CN113452456B (zh) * | 2021-06-10 | 2022-08-05 | 成都华芯天微科技有限公司 | 一种便携式平面近场测试***、方法及终端 |
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GB2150378B (en) | 1983-11-21 | 1987-06-03 | Philips Electronic Associated | Polar loop transmitter |
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JPH0654877B2 (ja) * | 1989-09-19 | 1994-07-20 | 日本電信電話株式会社 | 線形送信装置 |
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JP2003338714A (ja) * | 2002-05-21 | 2003-11-28 | Mitsubishi Electric Corp | 増幅装置 |
ATE551773T1 (de) | 2003-02-20 | 2012-04-15 | Sony Ericsson Mobile Comm Ab | Effizienter modulation von hochfrequenzsignalen |
-
2003
- 2003-02-20 AT AT03003830T patent/ATE551773T1/de active
- 2003-02-20 EP EP03003830A patent/EP1450479B1/de not_active Expired - Lifetime
-
2004
- 2004-01-07 JP JP2006501535A patent/JP4527713B2/ja not_active Expired - Fee Related
- 2004-01-07 KR KR1020057015291A patent/KR101014065B1/ko not_active IP Right Cessation
- 2004-01-07 US US10/546,012 patent/US7724837B2/en not_active Expired - Fee Related
- 2004-01-07 WO PCT/EP2004/000047 patent/WO2004075395A1/en active Application Filing
- 2004-01-07 CN CNB200480010063XA patent/CN100483922C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR101014065B1 (ko) | 2011-02-14 |
JP4527713B2 (ja) | 2010-08-18 |
CN1774857A (zh) | 2006-05-17 |
US7724837B2 (en) | 2010-05-25 |
EP1450479B1 (de) | 2012-03-28 |
JP2006518955A (ja) | 2006-08-17 |
WO2004075395A1 (en) | 2004-09-02 |
CN100483922C (zh) | 2009-04-29 |
KR20060013484A (ko) | 2006-02-10 |
EP1450479A1 (de) | 2004-08-25 |
US20060126754A1 (en) | 2006-06-15 |
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