IT1268475B1 - Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita - Google Patents

Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita

Info

Publication number
IT1268475B1
IT1268475B1 IT93VA000027A ITVA930027A IT1268475B1 IT 1268475 B1 IT1268475 B1 IT 1268475B1 IT 93VA000027 A IT93VA000027 A IT 93VA000027A IT VA930027 A ITVA930027 A IT VA930027A IT 1268475 B1 IT1268475 B1 IT 1268475B1
Authority
IT
Italy
Prior art keywords
amplifiers
power supply
maximum output
variable power
distortion control
Prior art date
Application number
IT93VA000027A
Other languages
English (en)
Inventor
Pietro Consiglio
Carlo Antonini
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to IT93VA000027A priority Critical patent/IT1268475B1/it
Publication of ITVA930027A0 publication Critical patent/ITVA930027A0/it
Priority to EP94830431A priority patent/EP0653835A1/en
Priority to JP30545794A priority patent/JPH07193448A/ja
Publication of ITVA930027A1 publication Critical patent/ITVA930027A1/it
Priority to US08/545,165 priority patent/US5734287A/en
Application granted granted Critical
Publication of IT1268475B1 publication Critical patent/IT1268475B1/it

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
    • H03F1/3217—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)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
IT93VA000027A 1993-11-12 1993-11-12 Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita IT1268475B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT93VA000027A IT1268475B1 (it) 1993-11-12 1993-11-12 Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita
EP94830431A EP0653835A1 (en) 1993-11-12 1994-09-14 Control of distortion in a line-powered amplifier with a rail-to-rail output voltage swing
JP30545794A JPH07193448A (ja) 1993-11-12 1994-11-14 ラインから電力供給される増幅器の歪みコントロールシステム
US08/545,165 US5734287A (en) 1993-11-12 1995-10-19 Control of distortion in a line-powered amplifier with a rail-to-rail output voltage swing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT93VA000027A IT1268475B1 (it) 1993-11-12 1993-11-12 Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita

Publications (3)

Publication Number Publication Date
ITVA930027A0 ITVA930027A0 (it) 1993-11-12
ITVA930027A1 ITVA930027A1 (it) 1995-05-12
IT1268475B1 true IT1268475B1 (it) 1997-03-04

Family

ID=11423264

Family Applications (1)

Application Number Title Priority Date Filing Date
IT93VA000027A IT1268475B1 (it) 1993-11-12 1993-11-12 Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita

Country Status (4)

Country Link
US (1) US5734287A (it)
EP (1) EP0653835A1 (it)
JP (1) JPH07193448A (it)
IT (1) IT1268475B1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6133792A (en) * 1998-09-17 2000-10-17 Telefonakteibolaget Lm Ericsson Method and apparatus for preventing power amplifier saturation
US6545538B1 (en) 2000-10-03 2003-04-08 Texas Instruments Incorporated Rail-to-rail class AB output stage for operational amplifier with wide supply range
KR100388967B1 (ko) * 2001-04-30 2003-06-25 엘지전자 주식회사 아날로그 디지털 컨버터를 이용한 에이지씨 게인 컨트롤구현 장치 및 방법
US20050075809A1 (en) * 2003-09-18 2005-04-07 Ewc Controls Incorporated Apparatus and method for detecting, filtering and conditioning AC voltage signals
JP2009105522A (ja) * 2007-10-22 2009-05-14 Yamaha Corp 増幅器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8203667A (nl) * 1982-09-22 1984-04-16 Philips Nv Balansversterker.
JPS6177406A (ja) * 1984-09-21 1986-04-21 Sanyo Electric Co Ltd 自動レベル制御回路
US4812779A (en) * 1985-05-31 1989-03-14 Texscan Corporation Low-power feedforward amplifier
IT1208223B (it) * 1987-06-18 1989-06-12 Sgs Microelettronica Spa Stadio aplificatore ad elevata dinamica con rivelazione della distorsione.
NL8901824A (nl) * 1989-07-14 1991-02-01 Philips Nv Versterkerschakeling.
US5229721A (en) * 1992-04-06 1993-07-20 Plantronics, Inc. Micropower amplifier/transducer driver with signal expansion
EP0587966B1 (en) * 1992-09-16 1999-02-10 STMicroelectronics S.r.l. Circuit arrangment for priority-feeding of devices from the loop current

Also Published As

Publication number Publication date
ITVA930027A0 (it) 1993-11-12
ITVA930027A1 (it) 1995-05-12
US5734287A (en) 1998-03-31
EP0653835A1 (en) 1995-05-17
JPH07193448A (ja) 1995-07-28

Similar Documents

Publication Publication Date Title
GB9320078D0 (en) Cartesian amplifier power control and related applications
DE69728793D1 (de) Frequenz- und leistungsregelunganordnung mit doppelkreis
DE69131242T2 (de) Leistungsverstärker mit verschiedenen geschalteten Stufen
DE69123006T2 (de) Hochfrequenzleistungsverstärker mit hohem Wirkungsgrad und niedriger Verzerrung
AU2391800A (en) Control of gain and power consumption in a power amplifier
IT1231390B (it) Sorgente ausiliare di energia in turbomotore a gas a soffiante senzacondotto
DE69627529D1 (de) Effizienter leistungsverstärker mit parallel geschalteten stufen
SG74169A1 (en) Amplifier arrangement with voltage gain and reduced power consumption
DE69529395T2 (de) Leistungsverstärker mit grosser Dynamik
EP0435581A3 (en) Output amplifying stage with power saving feature
AU6679696A (en) Extended working range dataform reader with reduced power consumption
DE69331280D1 (de) Tragbarer Rechner mit Sprach-Ein-/Ausgangsmodus
DE69719669T2 (de) Dynamische Peripheriesteuerung von E/A-Puffern in Peripheriegeräten mit modularer Ein-/Ausgabe
KR100203725B1 (en) Rf power amplifier with increased efficiency at low power
EP0788679A4 (en) POWER AMPLIFIER WITH SWITCHING POWER SUPPLY
IT1268475B1 (it) Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita
GB9009568D0 (en) Low power output stage circuitry in an amplifier
DE69329045T2 (de) Leistungsverstärker mit hohem Ausgangsspannungshub und hohem Ausgangssteuerstrom
DE69814054D1 (de) Flexible stromsteuerung in leistungsverstärkern
GB9317900D0 (en) Control of output power in radio transmitters
DE69408115D1 (de) Verstärker mit hohem Wirkungsgrad mit verminderter Schaltungsverzerrung
DE69806162D1 (de) Pneumatischer kraftverstärker mit steuerkammer
GB2332579A8 (en) A power amplifier with a pre-amplifier having a supply variable in dependence on the output
ITTO940260A0 (it) Bruciatore di gas ad assetto variabile e piano di cottura incorporantetale bruciatore
FR2720566B3 (fr) Centrale électrique d'appoint fonctionnant au gaz et son utilisation en cogénération.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971129