WO2012103826A3 - 一种线路驱动方法与装置 - Google Patents

一种线路驱动方法与装置 Download PDF

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Publication number
WO2012103826A3
WO2012103826A3 PCT/CN2012/072350 CN2012072350W WO2012103826A3 WO 2012103826 A3 WO2012103826 A3 WO 2012103826A3 CN 2012072350 W CN2012072350 W CN 2012072350W WO 2012103826 A3 WO2012103826 A3 WO 2012103826A3
Authority
WO
WIPO (PCT)
Prior art keywords
value
voltage
reference value
line driving
driving method
Prior art date
Application number
PCT/CN2012/072350
Other languages
English (en)
French (fr)
Other versions
WO2012103826A2 (zh
Inventor
赵治磊
Original Assignee
华为技术有限公司
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 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201280000299.XA priority Critical patent/CN102687474B/zh
Priority to PCT/CN2012/072350 priority patent/WO2012103826A2/zh
Publication of WO2012103826A2 publication Critical patent/WO2012103826A2/zh
Publication of WO2012103826A3 publication Critical patent/WO2012103826A3/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details

Abstract

本发明的实施例提供一种线路驱动方法与装置，涉及电子领域，能够降低线路驱动装置的整体功耗。该线路驱动装置包括：曱乙类线路驱动器，还包括：比较单元，用于将输入信号值与基准值做比较，输出比较信号；电荷泵电路，用于根据比较信号，在输入信号值从小于基准值变为大于基准值，且当前的实际电压为初始电压时，使初始电压跳变至预设电压；预设电压大于初始电压；电荷泵电路还用于根据信号比较结果，在输入信号值从大于基准值变为小于基准值，且当前的实际电压为预设电压时，使预设电压跳变至初始电压；基准值至少有一个。本发明的实施例提供的线路驱动方法与装置，用于数字用户线路。
PCT/CN2012/072350 2012-03-15 2012-03-15 一种线路驱动方法与装置 WO2012103826A2 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280000299.XA CN102687474B (zh) 2012-03-15 2012-03-15 一种线路驱动方法与装置
PCT/CN2012/072350 WO2012103826A2 (zh) 2012-03-15 2012-03-15 一种线路驱动方法与装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/072350 WO2012103826A2 (zh) 2012-03-15 2012-03-15 一种线路驱动方法与装置

Publications (2)

Publication Number Publication Date
WO2012103826A2 WO2012103826A2 (zh) 2012-08-09
WO2012103826A3 true WO2012103826A3 (zh) 2013-02-21

Family

ID=46603129

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/072350 WO2012103826A2 (zh) 2012-03-15 2012-03-15 一种线路驱动方法与装置

Country Status (2)

Country Link
CN (1) CN102687474B (zh)
WO (1) WO2012103826A2 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110233806B (zh) * 2018-03-05 2020-10-16 华为技术有限公司 一种线路驱动装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1120275A (zh) * 1993-07-29 1996-04-10 Sgs-汤姆森微电子有限公司 用于驱动用户线路的集成接口电路
US20020024381A1 (en) * 2000-08-31 2002-02-28 Kambiz Hayat-Dawoodi Power efficient line driver with 4X supply voltage swing and active termination
CN102217205A (zh) * 2010-04-19 2011-10-12 华为技术有限公司 提高线路驱动器的功率输出效率的方法和装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101359932B (zh) * 2008-09-03 2012-08-29 华为技术有限公司 一种数字用户线线路驱动装置、方法和接入系统
PL2314033T3 (pl) * 2009-04-07 2015-11-30 Huawei Tech Co Ltd Poprawa sprawności energetycznej sterownika łącza

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1120275A (zh) * 1993-07-29 1996-04-10 Sgs-汤姆森微电子有限公司 用于驱动用户线路的集成接口电路
US20020024381A1 (en) * 2000-08-31 2002-02-28 Kambiz Hayat-Dawoodi Power efficient line driver with 4X supply voltage swing and active termination
CN102217205A (zh) * 2010-04-19 2011-10-12 华为技术有限公司 提高线路驱动器的功率输出效率的方法和装置

Also Published As

Publication number Publication date
CN102687474A (zh) 2012-09-19
CN102687474B (zh) 2014-07-30
WO2012103826A2 (zh) 2012-08-09

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