ATE334541T1 - Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber - Google Patents

Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber

Info

Publication number
ATE334541T1
ATE334541T1 AT00976520T AT00976520T ATE334541T1 AT E334541 T1 ATE334541 T1 AT E334541T1 AT 00976520 T AT00976520 T AT 00976520T AT 00976520 T AT00976520 T AT 00976520T AT E334541 T1 ATE334541 T1 AT E334541T1
Authority
AT
Austria
Prior art keywords
line driver
reducing power
power losses
digital signal
signal processor
Prior art date
Application number
AT00976520T
Other languages
English (en)
Inventor
Stefan Barkaroe
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE334541T1 publication Critical patent/ATE334541T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Dc Digital Transmission (AREA)
  • Logic Circuits (AREA)
  • Transmitters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Electronic Switches (AREA)
AT00976520T 1999-12-17 2000-11-10 Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber ATE334541T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9904642A SE517622C2 (sv) 1999-12-17 1999-12-17 Anordning för att minska en linjedrivares effektförlust

Publications (1)

Publication Number Publication Date
ATE334541T1 true ATE334541T1 (de) 2006-08-15

Family

ID=20418180

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00976520T ATE334541T1 (de) 1999-12-17 2000-11-10 Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber

Country Status (11)

Country Link
US (1) US6407578B2 (de)
EP (1) EP1243109B1 (de)
JP (1) JP2003517772A (de)
KR (1) KR100726210B1 (de)
CN (1) CN1180588C (de)
AT (1) ATE334541T1 (de)
AU (1) AU1428301A (de)
DE (1) DE60029632T2 (de)
SE (1) SE517622C2 (de)
TW (1) TW466844B (de)
WO (1) WO2001045336A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10135993A1 (de) * 2001-07-24 2003-05-08 Siemens Ag Verfahren zur Reduzierung der Verlustleistung bei linearen Verstärkern und zugehörige Vorrichtung
GB0219466D0 (en) * 2002-08-21 2002-10-02 Roke Manor Research Multi-carrier power amplifier with switched PSU voltages
EP1458115A1 (de) * 2003-03-10 2004-09-15 Alcatel Dämpfungsglied für ADSL Signalen
US7746921B1 (en) * 2005-10-11 2010-06-29 Thomas Robert Wik Resonant digital data transmission
CN101438523A (zh) * 2006-06-23 2009-05-20 松下电器产业株式会社 无线发送装置、无线接收装置以及导频生成方法
US7863935B2 (en) * 2008-02-21 2011-01-04 Trendchip Technologies Corporation Line driver architecture for 10/100/1000 BASE-T Ethernet
BRPI1014180B1 (pt) 2009-04-07 2018-11-27 Huawei Tech Co Ltd aparelho, componente de rede, e método para melhorar a eficiência de alimentação de um controlador de linha
US8446219B2 (en) * 2009-06-17 2013-05-21 Futurewei Technologies, Inc. Class-G line driver control signal
JP5984492B2 (ja) * 2012-05-08 2016-09-06 サンデンホールディングス株式会社 流体機械
JP2015161295A (ja) * 2014-02-28 2015-09-07 株式会社富士通ゼネラル ロータリ圧縮機
TWI705672B (zh) * 2018-05-02 2020-09-21 大陸商貴州濎通芯物聯技術有限公司 Ｏｆｄｍ線路驅動系統

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06334541A (ja) * 1993-05-25 1994-12-02 Sony Corp 無線送信機
US5585744A (en) * 1995-10-13 1996-12-17 Cirrus Logic, Inc. Circuits systems and methods for reducing power loss during transfer of data across a conductive line
US5781617A (en) * 1996-03-29 1998-07-14 Netspeed, Inc. Communication server apparatus using frequency multiplexing and method
US6028486A (en) * 1997-10-07 2000-02-22 Telefonaktiebolaget Lm Ericsson Method and apparatus for reducing power dissipation in multi-carrier amplifiers
US6163706A (en) * 1997-11-18 2000-12-19 Conexant Systems, Inc. Apparatus for and method of improving efficiency of transceivers in radio products
JP3541674B2 (ja) * 1998-04-24 2004-07-14 日本ビクター株式会社 マルチキャリア信号の生成方法及び送信装置
CA2279477A1 (en) * 1999-07-30 2001-01-30 Robert Bisson Crest factor compensated driver

Also Published As

Publication number Publication date
EP1243109B1 (de) 2006-07-26
KR20020064922A (ko) 2002-08-10
US6407578B2 (en) 2002-06-18
WO2001045336A1 (en) 2001-06-21
SE517622C2 (sv) 2002-06-25
SE9904642L (sv) 2001-06-18
AU1428301A (en) 2001-06-25
DE60029632D1 (de) 2006-09-07
CN1411648A (zh) 2003-04-16
EP1243109A1 (de) 2002-09-25
TW466844B (en) 2001-12-01
SE9904642D0 (sv) 1999-12-17
JP2003517772A (ja) 2003-05-27
KR100726210B1 (ko) 2007-06-11
US20010004387A1 (en) 2001-06-21
DE60029632T2 (de) 2007-07-26
CN1180588C (zh) 2004-12-15
HK1055038A1 (en) 2003-12-19

Similar Documents

Publication Publication Date Title
ATE334541T1 (de) Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber
US9413247B2 (en) Signal transmission method and related device
TW200501555A (en) Apparatus and method to provide power amplification
ATE297623T1 (de) Internet-gigabit-ethernet-sender-architektur
ATE483273T1 (de) Verfahren und einrichtung zur einstellung von leistungsverstärkereigenschaften
AU2003278773A1 (en) Sub-banded ultra-wideband communication system
EP1184834A3 (de) Signalleitungstreiberschaltung, Bildanzeigegerät und tragbarer Apparat
AU2000274105A1 (en) Multicarrier transmitter circuit arrangement with predistortion linearisation method
KR850008767A (ko) 한쌍의 가입자선용 밧데리 피이드 회로
ATE393565T1 (de) Schnittstelle für digitale kommunikation
KR910021060A (ko) 통신 방식
EP1418665A4 (de) Frequenzumsetzer
ATE300824T1 (de) Kommunikations-interface zum empfang digitaler signale
TW344166B (en) An arrangement for stabilizing an output stage, and an output stage
ATE377917T1 (de) Konfigurierendes drahtloses endgerät
WO2001074019A3 (de) Reglung der spitzenleistung eines mehrträgersignals
ATE226374T1 (de) Fremdversorgter schnittstellenadapter
Qasim et al. FBMC modulation performance visible light communication
ATE413047T1 (de) Funkeinrichtung mit energieextraxtionseinrichtung
CN203261467U (zh) 手机耳机调音智能转换通用板
DE60026172D1 (de) Teilnehmerleitungsschnittstellenschaltung
JPS5539470A (en) Driver noise reduction system
KR910002184A (ko) 채널속도 변환 및 채널 집선신호
ATE424654T1 (de) Methode und einrichtung zur verbesserung des wirkungsgrades in einem sender
TW338204B (en) The DC motor rotating speed digital control apparatus

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties