HK70994A - Class ab amplifier and its distortion-correcting network - Google Patents

Class ab amplifier and its distortion-correcting network

Info

Publication number
HK70994A
HK70994A HK70994A HK70994A HK70994A HK 70994 A HK70994 A HK 70994A HK 70994 A HK70994 A HK 70994A HK 70994 A HK70994 A HK 70994A HK 70994 A HK70994 A HK 70994A
Authority
HK
Hong Kong
Prior art keywords
distortion
amplifier
class
correcting network
correcting
Prior art date
Application number
HK70994A
Other languages
English (en)
Inventor
Jean Michel
Original Assignee
Thomson Csf
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson Csf filed Critical Thomson Csf
Publication of HK70994A publication Critical patent/HK70994A/xx

Links

Classifications

    • 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
    • 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
    • H03F1/3217—Modifications of amplifiers to reduce non-linear distortion in single ended push-pull amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
HK70994A 1985-01-25 1994-07-21 Class ab amplifier and its distortion-correcting network HK70994A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8501081A FR2576725B1 (fr) 1985-01-25 1985-01-25 Amplificateur en classe ab et son correcteur de distorsion

Publications (1)

Publication Number Publication Date
HK70994A true HK70994A (en) 1994-07-29

Family

ID=9315625

Family Applications (1)

Application Number Title Priority Date Filing Date
HK70994A HK70994A (en) 1985-01-25 1994-07-21 Class ab amplifier and its distortion-correcting network

Country Status (7)

Country Link
US (1) US4682119A (ja)
EP (1) EP0190073B1 (ja)
JP (1) JPH0622297B2 (ja)
CA (1) CA1263154A (ja)
DE (1) DE3686425T2 (ja)
FR (1) FR2576725B1 (ja)
HK (1) HK70994A (ja)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2204202B (en) * 1987-04-28 1991-11-27 Racal Communications Equip Radio transmitters
US4929906A (en) * 1989-01-23 1990-05-29 The Boeing Company Amplifier linearization using down/up conversion
FR2658302B1 (fr) * 1990-02-13 1992-07-24 Thomson Lgt Procede, et dispositif, de mesure unique pour visualiser et qualifier la linearite d'une chaine de transmission.
GB2257860B (en) * 1991-07-06 1995-09-20 Racal Communications Syst Ltd Amplification systems
US5222250A (en) * 1992-04-03 1993-06-22 Cleveland John F Single sideband radio signal processing system
FR2693065A1 (fr) * 1992-06-26 1993-12-31 Thomson Lgt Dispositif d'amplification de puissance d'un signal composite.
DE69222634T2 (de) * 1992-07-10 1998-02-05 Thomcast System und Methode zur Korrektur des Tonträgers
FR2696887B1 (fr) * 1992-10-09 1994-11-18 Thomson Lgt Amplificateur de puissance large bande haute fréquence.
US5815038A (en) * 1995-04-28 1998-09-29 Mitsubishi Denki Kabushiki Kaisha Distortion compensation circuit
DE19529272B4 (de) * 1995-08-09 2005-10-20 Rohde & Schwarz Anordnung zur Kompensation von nichtlinearen Verzerrungen eines Hochfrequenzverstärkers
DE19529267B4 (de) * 1995-08-09 2004-04-08 Rohde & Schwarz Gmbh & Co. Kg Kompensationsanordnung für einen Fernseh-HF-Leistungsverstärker
FR2769130B1 (fr) 1997-09-30 2001-06-08 Thomson Csf Procede d'enrobage d'une puce electronique et carte electronique comportant au moins une puce enrobee selon ce procede
US6133790A (en) * 1998-09-17 2000-10-17 Motorola, Inc. In-line, unbalanced amplifier, predistortion circuit
GB0028713D0 (en) * 2000-11-24 2001-01-10 Nokia Networks Oy Lineariser
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
US7839994B1 (en) 2005-03-01 2010-11-23 Marvell International Ltd. Class A-B line driver for gigabit Ethernet
US8013675B2 (en) 2007-06-19 2011-09-06 Parkervision, Inc. Combiner-less multiple input single output (MISO) amplification with blended control
US7911272B2 (en) 2007-06-19 2011-03-22 Parkervision, Inc. Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments
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
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
US7620129B2 (en) 2007-01-16 2009-11-17 Parkervision, Inc. RF power transmission, modulation, and amplification, including embodiments for generating vector modulation control signals
WO2008144017A1 (en) 2007-05-18 2008-11-27 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
WO2009005768A1 (en) 2007-06-28 2009-01-08 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
WO2009145887A1 (en) 2008-05-27 2009-12-03 Parkervision, Inc. Systems and methods of rf power transmission, modulation, and amplification
KR20140026458A (ko) 2011-04-08 2014-03-05 파커비전, 인크. Ｒｆ 전력 송신, 변조 및 증폭 시스템들 및 방법들
KR20140034895A (ko) 2011-06-02 2014-03-20 파커비전, 인크. 안테나 제어
WO2015042142A1 (en) 2013-09-17 2015-03-26 Parkervision, Inc. Method, apparatus and system for rendering an information bearing function of time

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3042867A (en) * 1956-10-11 1962-07-03 Rca Corp Communication system with compensating means for non-linear amplitude distortions
US3564445A (en) * 1968-10-09 1971-02-16 Us Navy Circuit for eliminating crossover distortion in solid state amplifiers
FR2044249A5 (ja) * 1969-05-21 1971-02-19 Ibm France
SU754646A1 (ru) * 1975-05-23 1980-08-07 Aleksandr N Progressov Усилитель с коррекцией нелинейных искажений i
US4152665A (en) * 1978-02-27 1979-05-01 Rockwell International Corporation Amplifier linearity compensation apparatus
US4178559A (en) * 1978-09-11 1979-12-11 Rockwell International Corporation Amplifier distortion reduction apparatus
FR2469068A1 (fr) * 1979-10-26 1981-05-08 Thomson Csf Dispositif de precorrection en haute frequence de la non-linearite des amplificateurs de signaux comportant au moins un signal porteur module en amplitude, et emetteur de television comportant un tel dispositif

Also Published As

Publication number Publication date
FR2576725B1 (fr) 1988-07-08
EP0190073B1 (fr) 1992-08-19
DE3686425T2 (de) 1992-12-24
JPS61173504A (ja) 1986-08-05
DE3686425D1 (de) 1992-09-24
EP0190073A1 (fr) 1986-08-06
US4682119A (en) 1987-07-21
CA1263154A (fr) 1989-11-21
FR2576725A1 (fr) 1986-08-01
JPH0622297B2 (ja) 1994-03-23

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)