HK1055038A1 - An arrangement for reducing power dissipation in aline driver. - Google Patents

An arrangement for reducing power dissipation in aline driver.

Info

Publication number
HK1055038A1
HK1055038A1 HK03107321A HK03107321A HK1055038A1 HK 1055038 A1 HK1055038 A1 HK 1055038A1 HK 03107321 A HK03107321 A HK 03107321A HK 03107321 A HK03107321 A HK 03107321A HK 1055038 A1 HK1055038 A1 HK 1055038A1
Authority
HK
Hong Kong
Prior art keywords
power dissipation
line driver
driver
aline
arrangement
Prior art date
Application number
HK03107321A
Other languages
English (en)
Inventor
Stefan Barkaro
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
Publication of HK1055038A1 publication Critical patent/HK1055038A1/xx

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)
  • Electronic Switches (AREA)
  • Transmitters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
HK03107321A 1999-12-17 2003-10-13 An arrangement for reducing power dissipation in aline driver. HK1055038A1 (en)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
HK1055038A1 true HK1055038A1 (en) 2003-12-19

Family

ID=20418180

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03107321A HK1055038A1 (en) 1999-12-17 2003-10-13 An arrangement for reducing power dissipation in aline driver.

Country Status (12)

Country Link
US (1) US6407578B2 (xx)
EP (1) EP1243109B1 (xx)
JP (1) JP2003517772A (xx)
KR (1) KR100726210B1 (xx)
CN (1) CN1180588C (xx)
AT (1) ATE334541T1 (xx)
AU (1) AU1428301A (xx)
DE (1) DE60029632T2 (xx)
HK (1) HK1055038A1 (xx)
SE (1) SE517622C2 (xx)
TW (1) TW466844B (xx)
WO (1) WO2001045336A1 (xx)

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 (en) * 2003-03-10 2004-09-15 Alcatel Attenuator for ADSL signals
US7746921B1 (en) * 2005-10-11 2010-06-29 Thomas Robert Wik Resonant digital data transmission
JP4881948B2 (ja) * 2006-06-23 2012-02-22 パナソニック株式会社 無線送信装置、無線受信装置、およびデータ生成方法
US7863935B2 (en) * 2008-02-21 2011-01-04 Trendchip Technologies Corporation Line driver architecture for 10/100/1000 BASE-T Ethernet
CN104009945B (zh) * 2009-04-07 2017-06-27 华为技术有限公司 提高线路驱动器的功率效率
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
AU1428301A (en) 2001-06-25
SE9904642L (sv) 2001-06-18
DE60029632T2 (de) 2007-07-26
EP1243109B1 (en) 2006-07-26
SE9904642D0 (sv) 1999-12-17
JP2003517772A (ja) 2003-05-27
CN1180588C (zh) 2004-12-15
ATE334541T1 (de) 2006-08-15
EP1243109A1 (en) 2002-09-25
US6407578B2 (en) 2002-06-18
SE517622C2 (sv) 2002-06-25
DE60029632D1 (de) 2006-09-07
KR20020064922A (ko) 2002-08-10
KR100726210B1 (ko) 2007-06-11
CN1411648A (zh) 2003-04-16
US20010004387A1 (en) 2001-06-21
WO2001045336A1 (en) 2001-06-21
TW466844B (en) 2001-12-01

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20091110