DE60029632D1 - Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber - Google Patents

Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber

Info

Publication number
DE60029632D1
DE60029632D1 DE60029632T DE60029632T DE60029632D1 DE 60029632 D1 DE60029632 D1 DE 60029632D1 DE 60029632 T DE60029632 T DE 60029632T DE 60029632 T DE60029632 T DE 60029632T DE 60029632 D1 DE60029632 D1 DE 60029632D1
Authority
DE
Germany
Prior art keywords
line driver
digital signal
signal processor
reducing performance
performance losses
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60029632T
Other languages
English (en)
Other versions
DE60029632T2 (de
Inventor
Stefan Barkaroe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE60029632D1 publication Critical patent/DE60029632D1/de
Application granted granted Critical
Publication of DE60029632T2 publication Critical patent/DE60029632T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Electronic Switches (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
DE60029632T 1999-12-17 2000-11-10 Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber Expired - Lifetime DE60029632T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9904642A SE517622C2 (sv) 1999-12-17 1999-12-17 Anordning för att minska en linjedrivares effektförlust
SE9904642 1999-12-17
PCT/SE2000/002201 WO2001045336A1 (en) 1999-12-17 2000-11-10 An arrangement for reducing power dissipation in a line driver

Publications (2)

Publication Number Publication Date
DE60029632D1 true DE60029632D1 (de) 2006-09-07
DE60029632T2 DE60029632T2 (de) 2007-07-26

Family

ID=20418180

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60029632T Expired - Lifetime DE60029632T2 (de) 1999-12-17 2000-11-10 Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber

Country Status (12)

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)
HK (1) HK1055038A1 (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
EP2955890B1 (de) 2009-04-07 2017-06-14 Huawei Technologies Co., Ltd. Verbesserung der leistungseffizienz eines leitungstreibers
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
WO2001045336A1 (en) 2001-06-21
KR100726210B1 (ko) 2007-06-11
EP1243109B1 (de) 2006-07-26
HK1055038A1 (en) 2003-12-19
CN1180588C (zh) 2004-12-15
ATE334541T1 (de) 2006-08-15
TW466844B (en) 2001-12-01
KR20020064922A (ko) 2002-08-10
DE60029632T2 (de) 2007-07-26
SE9904642D0 (sv) 1999-12-17
CN1411648A (zh) 2003-04-16
AU1428301A (en) 2001-06-25
JP2003517772A (ja) 2003-05-27
US6407578B2 (en) 2002-06-18
SE517622C2 (sv) 2002-06-25
SE9904642L (sv) 2001-06-18
EP1243109A1 (de) 2002-09-25
US20010004387A1 (en) 2001-06-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition