MXPA03005161A - DISTRIBUCION DINAMICA DE ENERGIA SUMINISTRADA POR UNA FUENTE DE ENERGIA Y FILTRADO ESPECTRAL EXPEDITO DE FRECUENCIA DE SEnALES. - Google Patents

DISTRIBUCION DINAMICA DE ENERGIA SUMINISTRADA POR UNA FUENTE DE ENERGIA Y FILTRADO ESPECTRAL EXPEDITO DE FRECUENCIA DE SEnALES.

Info

Publication number
MXPA03005161A
MXPA03005161A MXPA03005161A MXPA03005161A MXPA03005161A MX PA03005161 A MXPA03005161 A MX PA03005161A MX PA03005161 A MXPA03005161 A MX PA03005161A MX PA03005161 A MXPA03005161 A MX PA03005161A MX PA03005161 A MXPA03005161 A MX PA03005161A
Authority
MX
Mexico
Prior art keywords
power
amplifier
signals
power supply
reduced
Prior art date
Application number
MXPA03005161A
Other languages
English (en)
Inventor
Caldwell Rocky
Original Assignee
Thomson Licensing Sa
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 Licensing Sa filed Critical Thomson Licensing Sa
Publication of MXPA03005161A publication Critical patent/MXPA03005161A/es

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/03—Indexing scheme relating to amplifiers the amplifier being designed for audio applications
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/504—Indexing scheme relating to amplifiers the supply voltage or current being continuously controlled by a controlling signal, e.g. the controlling signal of a transistor implemented as variable resistor in a supply path for, an IC-block showed amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
MXPA03005161A 2000-12-15 2001-12-05 DISTRIBUCION DINAMICA DE ENERGIA SUMINISTRADA POR UNA FUENTE DE ENERGIA Y FILTRADO ESPECTRAL EXPEDITO DE FRECUENCIA DE SEnALES. MXPA03005161A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/737,688 US6842527B2 (en) 2000-12-15 2000-12-15 Dynamic allocation of power supplied by a power supply and frequency agile spectral filtering of signals
PCT/US2001/046702 WO2002049211A2 (en) 2000-12-15 2001-12-05 Dynamic allocation of power supplied by a power supply and frequency agile spectral filtering of signals

Publications (1)

Publication Number Publication Date
MXPA03005161A true MXPA03005161A (es) 2003-09-22

Family

ID=24964890

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA03005161A MXPA03005161A (es) 2000-12-15 2001-12-05 DISTRIBUCION DINAMICA DE ENERGIA SUMINISTRADA POR UNA FUENTE DE ENERGIA Y FILTRADO ESPECTRAL EXPEDITO DE FRECUENCIA DE SEnALES.

Country Status (10)

Country Link
US (1) US6842527B2 (es)
EP (1) EP1366565B1 (es)
JP (1) JP4139220B2 (es)
KR (1) KR100899542B1 (es)
CN (2) CN100350741C (es)
AU (1) AU2002220232A1 (es)
HK (2) HK1061749A1 (es)
MX (1) MXPA03005161A (es)
MY (1) MY134903A (es)
WO (1) WO2002049211A2 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0214772D0 (en) * 2002-06-26 2002-08-07 Black & Decker Inc Hammer
FI20050690A0 (fi) * 2005-06-29 2005-06-29 Nokia Corp Kaiutinlaitteisto langattomassa viestintälaitteessa
JP2007081812A (ja) * 2005-09-14 2007-03-29 Kawai Musical Instr Mfg Co Ltd 省電力機能を有する電子楽音発生装置
US8068615B2 (en) * 2006-05-09 2011-11-29 Bosch Security Systems, Inc. Automatic transformer saturation compensation circuit
EP1884954B1 (en) * 2006-07-27 2009-02-04 STMicroelectronics Asia Pacific Pte Ltd. Supply voltage distribution system with reduced resistance for semiconductor devices
DE102008053536B4 (de) 2008-10-28 2011-12-01 Atmel Automotive Gmbh Schaltung, Verwendung und Verfahren zum Betrieb einer Schaltung
US9099926B2 (en) * 2012-10-11 2015-08-04 Hamilton Sundstrand Corporation System and method for connecting the midpoint of a dual-DC bus to ground
CN107708037B (zh) * 2017-11-08 2020-08-18 深圳市沃特沃德股份有限公司 便携式音箱的控制方法和装置
US10469044B1 (en) * 2017-12-21 2019-11-05 Apple Inc. Power mitigation for loudspeaker amplifiers
CN109660917B (zh) * 2018-12-26 2023-09-15 上海艾为电子技术股份有限公司 一种高压数字音频功放系统
CN112332913A (zh) * 2020-11-27 2021-02-05 中电科仪器仪表有限公司 基于数字自动功率控制电路的捷变信号功率预校准方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8203428A (nl) 1982-09-02 1984-04-02 Philips Nv Inrichting voor het omzetten van een elektrisch signaal in een akoestisch signaal.
US4809339A (en) * 1985-09-12 1989-02-28 Kelvin Shih Audio transducer
US5091700A (en) * 1990-08-10 1992-02-25 Smith Randall C Amplifier with mains voltage reduction
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
CA2142644C (en) 1995-02-16 1996-11-26 Marc Etienne Bonneville Standby power circuit arrangement
KR100315614B1 (ko) 1995-10-31 2002-09-17 산요 덴키 가부시키가이샤 증폭회로
US5748753A (en) 1996-01-02 1998-05-05 Carver; Robert W. High power audio subwoofer
KR100228731B1 (ko) * 1997-03-19 1999-11-01 윤종용 음성 처리부의 전원 제어방법 및 제어회로
US6026168A (en) 1997-11-14 2000-02-15 Microtek Lab, Inc. Methods and apparatus for automatically synchronizing and regulating volume in audio component systems
US6118267A (en) * 1999-02-04 2000-09-12 Saifun Semiconductors Ltd. Apparatus for switching a reference voltage between high and low impedance states
AU2001273209A1 (en) * 2000-07-03 2002-01-30 Audia Technology, Inc. Power management for hearing aid device

Also Published As

Publication number Publication date
EP1366565A2 (en) 2003-12-03
AU2002220232A1 (en) 2002-06-24
HK1101227A1 (en) 2007-10-12
MY134903A (en) 2007-12-31
US20020076067A1 (en) 2002-06-20
JP4139220B2 (ja) 2008-08-27
CN1486531A (zh) 2004-03-31
EP1366565B1 (en) 2018-03-21
CN100499356C (zh) 2009-06-10
JP2004516702A (ja) 2004-06-03
KR100899542B1 (ko) 2009-05-27
KR20030063427A (ko) 2003-07-28
CN1945966A (zh) 2007-04-11
WO2002049211A2 (en) 2002-06-20
US6842527B2 (en) 2005-01-11
HK1061749A1 (en) 2004-09-30
CN100350741C (zh) 2007-11-21
WO2002049211A3 (en) 2003-09-18

Similar Documents

Publication Publication Date Title
HK1038644B (zh) 天線開關
TW200726046A (en) Switched converter with variable peak current and variable off-time control
TW200511700A (en) Switching power supply
HK1061749A1 (en) Dynamic allocation of power supplied by a power supply and frequency agile spectral filtering of singnals
NZ512718A (en) Amplifier circuit with reference circuit derived from input signal and correction signal from reference current, and filter capacitance current
WO2007100697A3 (en) Class-e radio frequency power amplifier with feedback control
WO2001091282A3 (en) Rf power amplifier and methods for improving the efficiency thereof
CA2268421A1 (en) Audio direct from power supply
MY141604A (en) Self-boosting circuit for a power amplifier
CA2389303A1 (en) High-frequency amplifier
CA2355871A1 (en) Linear sampling switch
YU30899A (sh) Mostni pojačavač sa podizačem napona
KR960016204A (ko) 듀얼-대역폭 셀룰라 전화 스위칭 장치 및 그 방법
MY129625A (en) Dynamic allocation of power supplied by a power supply and frequency agile spectral filtering of signals
WO2002058231A8 (en) Power amplifier (pa) with increased dynamics and efficiency
EP1162737A4 (en) SEMICONDUCTOR ARRANGEMENT AND COMMUNICATION DEVICE
AU2003206569A1 (en) Device for a battery charger
KR100303309B1 (ko) 이동통신단말기에서전류제어를통한증폭기의선형성개선장치
CN215268206U (zh) 一种大功率纯后级数字放大器
JP2004179800A (ja) 送信出力制御回路
KR860002291Y1 (ko) 전원 차단시 잡음 제거회로
DE60038816D1 (de) Hf- antennendetektorschaltung
KR20040003617A (ko) 가변 임피던스 전력 증폭 모듈
WO2002084865A3 (de) Vorrichtung zur regelung des arbeitspunkts von quasi-linear arbeitenden leistungsverstärkern für hochfrequente nutzsignale mit hilfe zweier regelkreise
SE9903454L (sv) Kretsanordning för effektförstärkning

Legal Events

Date Code Title Description
FG Grant or registration