SE517622C2 - Anordning för att minska en linjedrivares effektförlust - Google Patents

Anordning för att minska en linjedrivares effektförlust

Info

Publication number
SE517622C2
SE517622C2 SE9904642A SE9904642A SE517622C2 SE 517622 C2 SE517622 C2 SE 517622C2 SE 9904642 A SE9904642 A SE 9904642A SE 9904642 A SE9904642 A SE 9904642A SE 517622 C2 SE517622 C2 SE 517622C2
Authority
SE
Sweden
Prior art keywords
line driver
digital signal
signal processor
voltage source
supply voltage
Prior art date
Application number
SE9904642A
Other languages
English (en)
Swedish (sv)
Other versions
SE9904642D0 (sv
SE9904642L (sv
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
Priority to SE9904642A priority Critical patent/SE517622C2/sv
Publication of SE9904642D0 publication Critical patent/SE9904642D0/xx
Priority to TW089100634A priority patent/TW466844B/zh
Priority to DE60029632T priority patent/DE60029632T2/de
Priority to AT00976520T priority patent/ATE334541T1/de
Priority to KR1020027007196A priority patent/KR100726210B1/ko
Priority to AU14283/01A priority patent/AU1428301A/en
Priority to EP00976520A priority patent/EP1243109B1/en
Priority to JP2001546104A priority patent/JP2003517772A/ja
Priority to CNB008172641A priority patent/CN1180588C/zh
Priority to PCT/SE2000/002201 priority patent/WO2001045336A1/en
Priority to US09/727,694 priority patent/US6407578B2/en
Publication of SE9904642L publication Critical patent/SE9904642L/xx
Publication of SE517622C2 publication Critical patent/SE517622C2/sv
Priority to HK03107321A priority 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)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Transmitters (AREA)
SE9904642A 1999-12-17 1999-12-17 Anordning för att minska en linjedrivares effektförlust SE517622C2 (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE9904642A SE517622C2 (sv) 1999-12-17 1999-12-17 Anordning för att minska en linjedrivares effektförlust
TW089100634A TW466844B (en) 1999-12-17 2000-01-17 An arrangement for reducing power dissipation in a line driver
PCT/SE2000/002201 WO2001045336A1 (en) 1999-12-17 2000-11-10 An arrangement for reducing power dissipation in a line driver
EP00976520A EP1243109B1 (en) 1999-12-17 2000-11-10 An arrangement for reducing power dissipation in a line driver
AT00976520T ATE334541T1 (de) 1999-12-17 2000-11-10 Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber
KR1020027007196A KR100726210B1 (ko) 1999-12-17 2000-11-10 회선 구동기의 소비 전력 저감 장치
AU14283/01A AU1428301A (en) 1999-12-17 2000-11-10 An arrangement for reducing power dissipation in a line driver
DE60029632T DE60029632T2 (de) 1999-12-17 2000-11-10 Einrichtung zur verringerung von leistungsverlusten in einem leitungstreiber
JP2001546104A JP2003517772A (ja) 1999-12-17 2000-11-10 ラインドライバにおけるワット損削減のための構成
CNB008172641A CN1180588C (zh) 1999-12-17 2000-11-10 用于降低线路驱动器功率耗散的装置
US09/727,694 US6407578B2 (en) 1999-12-17 2000-12-04 Arrangement for reducing power dissipation in a line driver
HK03107321A HK1055038A1 (en) 1999-12-17 2003-10-13 An arrangement for reducing power dissipation in aline driver.

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 (3)

Publication Number Publication Date
SE9904642D0 SE9904642D0 (sv) 1999-12-17
SE9904642L SE9904642L (sv) 2001-06-18
SE517622C2 true SE517622C2 (sv) 2002-06-25

Family

ID=20418180

Family Applications (1)

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

Country Status (12)

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

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
EP2955890B1 (en) * 2009-04-07 2017-06-14 Huawei Technologies Co., Ltd. Improving power efficiency of a line driver
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
HK1055038A1 (en) 2003-12-19
US6407578B2 (en) 2002-06-18
EP1243109B1 (en) 2006-07-26
WO2001045336A1 (en) 2001-06-21
CN1180588C (zh) 2004-12-15
EP1243109A1 (en) 2002-09-25
SE9904642D0 (sv) 1999-12-17
DE60029632T2 (de) 2007-07-26
ATE334541T1 (de) 2006-08-15
SE9904642L (sv) 2001-06-18
TW466844B (en) 2001-12-01
JP2003517772A (ja) 2003-05-27
KR20020064922A (ko) 2002-08-10
KR100726210B1 (ko) 2007-06-11
US20010004387A1 (en) 2001-06-21
DE60029632D1 (de) 2006-09-07
CN1411648A (zh) 2003-04-16

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