USRE37407E1 - Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier - Google Patents
Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier Download PDFInfo
- Publication number
- USRE37407E1 USRE37407E1 US09/553,005 US55300500A USRE37407E US RE37407 E1 USRE37407 E1 US RE37407E1 US 55300500 A US55300500 A US 55300500A US RE37407 E USRE37407 E US RE37407E
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- 238000012937 correction Methods 0.000 title abstract description 37
- 230000007246 mechanism Effects 0.000 title abstract description 20
- 230000002708 enhancing effect Effects 0.000 title 1
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000013598 vector Substances 0.000 claims description 51
- 230000003111 delayed effect Effects 0.000 claims description 20
- 230000004044 response Effects 0.000 claims description 18
- 230000010363 phase shift Effects 0.000 claims description 16
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- 230000008859 change Effects 0.000 description 10
- 230000003595 spectral effect Effects 0.000 description 7
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Images
Classifications
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- 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
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
-
- 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
- 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
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3282—Acting on the phase and the amplitude of the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
- H03G1/0064—Variable capacitance diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using FET type devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/438—Separate feedback of amplitude and phase signals being present
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/57—Separate feedback of real and complex signals being present
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
Description
TABLE 1 | ||||
US DAMPs (TDMA) | 30 | | ||
GSM | ||||
277 | kHz | |||
CDMA | 1.23 | MHz | ||
Claims (15)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/553,005 USRE37407E1 (en) | 1996-01-30 | 2000-04-19 | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/594,089 US5742201A (en) | 1996-01-30 | 1996-01-30 | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
US09/553,005 USRE37407E1 (en) | 1996-01-30 | 2000-04-19 | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/594,089 Reissue US5742201A (en) | 1996-01-30 | 1996-01-30 | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
Publications (1)
Publication Number | Publication Date |
---|---|
USRE37407E1 true USRE37407E1 (en) | 2001-10-16 |
Family
ID=24377483
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/594,089 Ceased US5742201A (en) | 1996-01-30 | 1996-01-30 | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
US09/553,005 Expired - Lifetime USRE37407E1 (en) | 1996-01-30 | 2000-04-19 | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/594,089 Ceased US5742201A (en) | 1996-01-30 | 1996-01-30 | Polar envelope correction mechanism for enhancing linearity of RF/microwave power amplifier |
Country Status (5)
Country | Link |
---|---|
US (2) | US5742201A (en) |
EP (1) | EP0878053A4 (en) |
JP (1) | JP3343260B2 (en) |
KR (1) | KR100351930B1 (en) |
WO (1) | WO1997028598A1 (en) |
Cited By (38)
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US20030215026A1 (en) * | 2002-05-16 | 2003-11-20 | Hietala Alexander Wayne | AM to AM correction system for polar modulator |
US20030215025A1 (en) * | 2002-05-16 | 2003-11-20 | Hietala Alexander Wayne | AM to PM correction system for polar modulator |
US20040032296A1 (en) * | 2000-09-19 | 2004-02-19 | Yoshihiko Akaiwa | Nonlinear distortion compensation power amplifier |
US6701134B1 (en) * | 2002-11-05 | 2004-03-02 | Rf Micro Devices, Inc. | Increased dynamic range for power amplifiers used with polar modulation |
US6703897B2 (en) * | 2001-12-26 | 2004-03-09 | Nortel Networks Limited | Methods of optimising power amplifier efficiency and closed-loop power amplifier controllers |
US20040072597A1 (en) * | 2001-06-11 | 2004-04-15 | Rf Micro Devices, Inc. | Power amplifier control |
US20050047532A1 (en) * | 2003-08-25 | 2005-03-03 | Robert Servilio | Apparatus, methods and articles of manufacture for dynamic differential delay correction |
US20050139858A1 (en) * | 2003-12-31 | 2005-06-30 | Sung Woong J. | Lateral double-diffused MOS transistor device |
US7085330B1 (en) | 2002-02-15 | 2006-08-01 | Marvell International Ltd. | Method and apparatus for amplifier linearization using adaptive predistortion |
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 |
US20060246856A1 (en) * | 2003-08-07 | 2006-11-02 | Matsushita Electric Industrial Co., Ltd | Transmitter apparatus |
US20070116100A1 (en) * | 2005-11-21 | 2007-05-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Simplified generalized rake receiver method and apparatus |
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US20070184791A1 (en) * | 2006-02-03 | 2007-08-09 | Vikas Vinayak | Power amplifier controller circuit |
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US20070184793A1 (en) * | 2006-02-03 | 2007-08-09 | Quantance, Inc. | RF Power Amplifier Controller Circuit With Compensation For Output Impedance Mismatch |
US20070218848A1 (en) * | 2006-02-03 | 2007-09-20 | Quantance, Inc. | Phase error de-glitching circuit and method of operating |
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US7362821B1 (en) | 2002-05-22 | 2008-04-22 | Marvel International Ltd. | Method and apparatus for amplifier linearization using adaptive predistortion |
US7457586B1 (en) * | 2005-03-15 | 2008-11-25 | Rf Micro Devices, Inc. | Method of in-device phase measurement and correlation to programmable factors |
US7545880B1 (en) | 2004-06-23 | 2009-06-09 | Rf Micro Devices, Inc. | Multiple polynomial digital predistortion |
US7689182B1 (en) | 2006-10-12 | 2010-03-30 | Rf Micro Devices, Inc. | Temperature compensated bias for AM/PM improvement |
US20100156540A1 (en) * | 2006-09-12 | 2010-06-24 | Nxp, B.V. | Amplifier architecture for polar modulation |
US20100194476A1 (en) * | 2009-02-05 | 2010-08-05 | Quantance, Inc. | Amplifier compression adjustment circuit |
US7773695B2 (en) | 2005-08-19 | 2010-08-10 | Dominic Kotab | Amplitude modulator |
US7791413B2 (en) | 2008-06-05 | 2010-09-07 | Her Majesty The Queen In Right Of Canada | Linearizing technique for power amplifiers |
US7877060B1 (en) * | 2006-02-06 | 2011-01-25 | Rf Micro Devices, Inc. | Fast calibration of AM/PM pre-distortion |
US7962108B1 (en) | 2006-03-29 | 2011-06-14 | Rf Micro Devices, Inc. | Adaptive AM/PM compensation |
US8009762B1 (en) | 2007-04-17 | 2011-08-30 | Rf Micro Devices, Inc. | Method for calibrating a phase distortion compensated polar modulated radio frequency transmitter |
US8224265B1 (en) | 2005-06-13 | 2012-07-17 | Rf Micro Devices, Inc. | Method for optimizing AM/AM and AM/PM predistortion in a mobile terminal |
US8489042B1 (en) | 2009-10-08 | 2013-07-16 | Rf Micro Devices, Inc. | Polar feedback linearization |
US8498591B1 (en) | 2009-08-21 | 2013-07-30 | Marvell International Ltd. | Digital Predistortion for nonlinear RF power amplifiers |
US8699620B1 (en) | 2010-04-16 | 2014-04-15 | Marvell International Ltd. | Digital Predistortion for nonlinear RF power amplifiers |
US20140140436A1 (en) * | 2012-11-20 | 2014-05-22 | Tektronix, Inc. | Amplitude Flatness and Phase Linearity Calibration for RF Sources |
US9160586B1 (en) | 2013-07-24 | 2015-10-13 | Marvell International Ltd. | Method and apparatus for estimating and compensating for in-phase and quadrature (IQ) mismatch in a receiver of a wireless communication device |
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Also Published As
Publication number | Publication date |
---|---|
WO1997028598A1 (en) | 1997-08-07 |
JP2000507751A (en) | 2000-06-20 |
EP0878053A1 (en) | 1998-11-18 |
KR19990082123A (en) | 1999-11-15 |
KR100351930B1 (en) | 2003-02-17 |
EP0878053A4 (en) | 1999-08-11 |
US5742201A (en) | 1998-04-21 |
JP3343260B2 (en) | 2002-11-11 |
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