CN101160948A - 对接入设备输出信号的频谱进行整形的方法和接入设备 - Google Patents

对接入设备输出信号的频谱进行整形的方法和接入设备 Download PDF

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Publication number
CN101160948A
CN101160948A CNA2006800121921A CN200680012192A CN101160948A CN 101160948 A CN101160948 A CN 101160948A CN A2006800121921 A CNA2006800121921 A CN A2006800121921A CN 200680012192 A CN200680012192 A CN 200680012192A CN 101160948 A CN101160948 A CN 101160948A
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China
Prior art keywords
access device
signal
frequency spectrum
spectral density
psdco
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CNA2006800121921A
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CN101160948B (zh
Inventor
周军
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN101160948A publication Critical patent/CN101160948A/zh
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Publication of CN101160948B publication Critical patent/CN101160948B/zh
Expired - Fee Related legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H04B3/487—Testing crosstalk effects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephonic Communication Services (AREA)

Abstract

本发明涉及一种对接入设备输出信号的频谱进行整形的方法和接入设备，其方法的核心是：获取局端接入设备发送的信号在远端接入设备处的功率谱密度PSDco－rt，根据PSDco－rt将远端接入设备的频谱划分为重叠频谱部分和不重叠频谱部分，根据PSDco－rt确定RT的重叠频谱部分发送信号的功率谱密度，得到整形后的频谱。通过本发明，能够自动或者手动设置远端接入设备处的下行信号的频谱，从而使得远端模块的频谱利用率最大化，因而本发明具有良好的频谱兼容能力，灵活性更好，同时通过本发明能够获得尽可能高的传输性能。

Description

PCT国内申请，说明书已公开。

Claims (1)

1.PCT国内申请，权利要求书已公开。
CN2006800121921A 2005-07-29 2006-07-21 对接入设备输出信号的频谱进行整形的方法和接入设备 Expired - Fee Related CN101160948B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNA2005100857114A CN1866937A (zh) 2005-07-29 2005-07-29 对接入设备输出信号的频谱进行整形的方法和系统
CN200510085711.4 2005-07-29
PCT/CN2006/001800 WO2007012266A1 (fr) 2005-07-29 2006-07-21 Procede de mise en forme de spectre de signal de sortie d'equipement d'acces et equipement d'acces

Publications (2)

Publication Number Publication Date
CN101160948A true CN101160948A (zh) 2008-04-09
CN101160948B CN101160948B (zh) 2010-09-22

Family

ID=37425822

Family Applications (2)

Application Number Title Priority Date Filing Date
CNA2005100857114A Withdrawn CN1866937A (zh) 2005-07-29 2005-07-29 对接入设备输出信号的频谱进行整形的方法和系统
CN2006800121921A Expired - Fee Related CN101160948B (zh) 2005-07-29 2006-07-21 对接入设备输出信号的频谱进行整形的方法和接入设备

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CNA2005100857114A Withdrawn CN1866937A (zh) 2005-07-29 2005-07-29 对接入设备输出信号的频谱进行整形的方法和系统

Country Status (6)

Country Link
US (1) US8270393B2 (zh)
EP (1) EP1906640B1 (zh)
CN (2) CN1866937A (zh)
AU (1) AU2006274346B2 (zh)
HK (1) HK1110459A1 (zh)
WO (1) WO2007012266A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105830353A (zh) * 2014-11-28 2016-08-03 华为技术有限公司 信号发送的方法、装置和系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101399575B (zh) * 2007-09-27 2013-04-17 华为技术有限公司 一种控制dsl线路发送功率的方法和设备
CN101610102B (zh) * 2008-06-18 2014-03-12 华为技术有限公司 一种优化功率的方法、系统和装置
US9900442B2 (en) * 2013-08-30 2018-02-20 Adaptive Spectrum And Signal Alignment, Inc. Low power system and method for DSL lines
US10917164B2 (en) * 2016-11-10 2021-02-09 Cable Television Laboratories, Inc. Systems and methods for ultra reliable low latency communications
CN108259276B (zh) * 2016-12-28 2021-12-14 中兴通讯股份有限公司 一种控制超宽带铜线接入技术g.fast端口的方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6205220B1 (en) 1998-06-29 2001-03-20 Texas Instruments Incorporated Method to mitigate the near-far fext problem
CA2359086A1 (en) * 1999-02-23 2000-08-31 Aware, Inc. Apparatus and method of tone allocation in digital subscriber line systems
US6636603B1 (en) * 1999-07-30 2003-10-21 Cisco Technology, Inc. System and method for determining the transmit power of a communication device operating on digital subscriber lines
EP1370057A1 (en) * 2002-06-07 2003-12-10 Alcatel Spectral compatible remote asymmetric digital subscriber line plus (ADSL+) deployment
WO2004012353A1 (en) * 2002-07-25 2004-02-05 Globespan Virata Incorporated Methods and systems for improved adsl performance
US6845149B2 (en) * 2002-11-12 2005-01-18 Utstarcom, Inc. Method for frequency and loop length grouping for cross-talk reduction in a plurality of DSL channels
EP1494490A1 (en) * 2003-06-30 2005-01-05 Motorola Inc. Dynamic allocation of communication spectrum between different radio access technologies

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105830353A (zh) * 2014-11-28 2016-08-03 华为技术有限公司 信号发送的方法、装置和系统
CN105830353B (zh) * 2014-11-28 2018-03-09 华为技术有限公司 信号发送的方法、装置和系统

Also Published As

Publication number Publication date
EP1906640B1 (en) 2013-09-11
US8270393B2 (en) 2012-09-18
AU2006274346B2 (en) 2010-08-19
CN101160948B (zh) 2010-09-22
CN1866937A (zh) 2006-11-22
US20080057997A1 (en) 2008-03-06
EP1906640A1 (en) 2008-04-02
EP1906640A4 (en) 2009-09-02
WO2007012266A1 (fr) 2007-02-01
AU2006274346A1 (en) 2007-02-01
HK1110459A1 (en) 2008-07-11

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