SG34215A1 - High efficiency amplifier with reduced switching distortion - Google Patents

High efficiency amplifier with reduced switching distortion

Info

Publication number
SG34215A1
SG34215A1 SG1995000215A SG1995000215A SG34215A1 SG 34215 A1 SG34215 A1 SG 34215A1 SG 1995000215 A SG1995000215 A SG 1995000215A SG 1995000215 A SG1995000215 A SG 1995000215A SG 34215 A1 SG34215 A1 SG 34215A1
Authority
SG
Singapore
Prior art keywords
high efficiency
reduced switching
efficiency amplifier
switching distortion
distortion
Prior art date
Application number
SG1995000215A
Other languages
English (en)
Inventor
Jack C Sondermeyer
Original Assignee
Peavey Electronics Corp
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 Peavey Electronics Corp filed Critical Peavey Electronics Corp
Publication of SG34215A1 publication Critical patent/SG34215A1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3069—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output
    • H03F3/3076—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output with symmetrical driving of the end stage
    • 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
    • H03F1/0244—Stepped control
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
SG1995000215A 1993-12-20 1994-10-06 High efficiency amplifier with reduced switching distortion SG34215A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/169,353 US5387876A (en) 1993-12-20 1993-12-20 High efficiency amplifier with reduced switching distortion

Publications (1)

Publication Number Publication Date
SG34215A1 true SG34215A1 (en) 1996-12-06

Family

ID=22615315

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1995000215A SG34215A1 (en) 1993-12-20 1994-10-06 High efficiency amplifier with reduced switching distortion

Country Status (11)

Country Link
US (1) US5387876A (fr)
EP (1) EP0660508B1 (fr)
JP (1) JP2753205B2 (fr)
KR (1) KR0138667B1 (fr)
CN (1) CN1106591A (fr)
BR (1) BR9405134A (fr)
CA (1) CA2132611C (fr)
DE (1) DE69408115T2 (fr)
ES (1) ES2111255T3 (fr)
SG (1) SG34215A1 (fr)
TW (1) TW393827B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19544368A1 (de) * 1995-11-29 1997-06-05 Thomson Brandt Gmbh Leistungsverstärker für eine induktive Last
US5789689A (en) * 1997-01-17 1998-08-04 Doidic; Michel Tube modeling programmable digital guitar amplification system
US6111968A (en) * 1997-07-08 2000-08-29 Gibson Guitar Corp. Sound production apparatus
DE69934966T2 (de) * 1999-01-28 2007-11-08 Alcatel Lucent Leistungsverstärkervorrichtung
US7339997B2 (en) * 2001-03-09 2008-03-04 Agere Systems Inc. Line driver and method of operating the same
US6982600B2 (en) * 2004-03-02 2006-01-03 Elantec Semiconductor, Inc. Class G-amplifiers
EP2136596B1 (fr) * 2004-12-24 2012-09-05 Mitsubishi Electric R&D Centre Europe B.V. Procédé et système correspondant pour la transmission d'informations relatives à l'affectation améliorée de ressources spectrales
US8081777B2 (en) * 2006-03-21 2011-12-20 Fairchild Semiconductor Corporation Volume-based adaptive biasing
US8081785B2 (en) * 2006-03-21 2011-12-20 Fairchild Semiconductor Corporation High efficiency converter providing switching amplifier bias
US7408414B2 (en) * 2006-03-21 2008-08-05 Leadis Technology, Inc. Distributed class G type amplifier switching method

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5045549A (fr) * 1973-08-25 1975-04-23
US4001707A (en) * 1974-01-11 1977-01-04 Hitachi, Ltd. Amplifier circuit
JPS5292459A (en) * 1976-01-30 1977-08-03 Hitachi Ltd Output amplifier
DE2705604C3 (de) * 1976-02-12 1979-12-20 Hitachi, Ltd., Tokio NF-Leistungsverstärker
JPS52112261A (en) * 1976-03-18 1977-09-20 Nippon Gakki Seizo Kk Power amplifier circuit
US4160216A (en) * 1978-01-16 1979-07-03 Thornton Barry W Apparatus for eliminating on-off transitional gain variations in class ab, b and c active element amplifiers
JPS6133701Y2 (fr) * 1979-09-06 1986-10-02
JPS5935522B2 (ja) * 1979-10-16 1984-08-29 ヤマハ株式会社 電力増幅器
BG33422A1 (en) * 1980-04-29 1983-02-15 Vasilev Power amplifier class bc
US4481482A (en) * 1981-04-29 1984-11-06 Zavod "Elektroakustika" Class BC power amplifier
JPS58158517U (ja) * 1982-04-16 1983-10-22 ヤマハ株式会社 電力増幅器
US4733194A (en) * 1985-02-14 1988-03-22 Signal One Corporation Apparatus and method for paralleling power field effect transistors in high frequency amplifiers
NL8500768A (nl) * 1985-03-18 1986-10-16 Philips Nv Versterkerschakeling.
NL8500769A (nl) * 1985-03-18 1986-10-16 Philips Nv Versterkerschakeling.
NL8500770A (nl) * 1985-03-18 1986-10-16 Philips Nv Versterkerschakeling.
US4721919A (en) * 1986-12-22 1988-01-26 General Motors Corporation Class G bridge amplifier with unipolar supplies
US4748421A (en) * 1987-04-08 1988-05-31 Scs Telecom, Inc. Enhanced class SM power amplifier
US4961032A (en) * 1988-12-29 1990-10-02 Rca Licensing Corporation Dual power source output amplifier
US5115203A (en) * 1990-06-25 1992-05-19 Rockwell International Corporation Digital power amplifier
IT1243920B (it) * 1990-11-20 1994-06-28 Sgs Thomson Microelectronics Amplificatore audio di potenza ad alta efficienza composto da due amplificatori con unica alimentazione.
JP2669199B2 (ja) * 1991-06-20 1997-10-27 ヤマハ株式会社 増幅回路およびオーディオ信号増幅回路
US5225789A (en) * 1992-04-17 1993-07-06 Northern Telecom Limited Four quadrant current mode switching amplifier

Also Published As

Publication number Publication date
KR950022051A (ko) 1995-07-26
EP0660508A1 (fr) 1995-06-28
KR0138667B1 (ko) 1998-06-15
ES2111255T3 (es) 1998-03-01
CN1106591A (zh) 1995-08-09
CA2132611A1 (fr) 1995-06-21
EP0660508B1 (fr) 1998-01-21
DE69408115D1 (de) 1998-02-26
CA2132611C (fr) 1997-12-16
DE69408115T2 (de) 1998-06-04
TW393827B (en) 2000-06-11
US5387876A (en) 1995-02-07
JP2753205B2 (ja) 1998-05-18
BR9405134A (pt) 1995-08-22
JPH07240639A (ja) 1995-09-12

Similar Documents

Publication Publication Date Title
EP0700161A3 (fr) Commutateur à distorsion basse
GB2331881B (en) Low distortion power amplifier
EP0466322A3 (en) Power amplifier having multiple switched stages
AU630563B2 (en) High efficiency purge system
AU1619395A (en) Feedforward amplifier with reduced distortion in wide band
AU3478193A (en) Genetically engineered endothelial cells
GB9217679D0 (en) Combiners for r.f.power amplifiers
AU4007695A (en) Power amplifier with switching power supply
AU4734197A (en) High efficiency magnetic shield
GB9313840D0 (en) Cascaded amplifier
SG34215A1 (en) High efficiency amplifier with reduced switching distortion
GB2272121B (en) Amplifiers
AU1127095A (en) Reduced distortion loudspeakers
GB2277650B (en) High frequency amplifier
GB2252671B (en) High power switching arrangement
SG52433A1 (en) High performance hot-pressed magnets
AU1092995A (en) High performance power amplifier
EP0737359A4 (fr) Agencement pour la correction de la distorsion de la plage balayee
GB2254212B (en) Power amplifiers
GB2309347B (en) Tube type power amplifier with distortion control
GB2281469B (en) Loudspeakers
GB9313848D0 (en) Cascaded amplifier
AU5781794A (en) Linearized power amplifier
GB9210915D0 (en) Low distortion amplifier
GB2269952B (en) Combiners for R.F. power amplifiers