CN105934892A - 一种信号获取方法、装置及系统 - Google Patents

一种信号获取方法、装置及系统 Download PDF

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Publication number
CN105934892A
CN105934892A CN201480035409.5A CN201480035409A CN105934892A CN 105934892 A CN105934892 A CN 105934892A CN 201480035409 A CN201480035409 A CN 201480035409A CN 105934892 A CN105934892 A CN 105934892A
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China
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signal
cpe
sequence
frequency band
band
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CN201480035409.5A
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CN105934892B (zh
Inventor
殷慧
周斌
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/32—Reducing cross-talk, e.g. by compensating

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

Abstract

本发明实施例提供了一种信号获取方法，包括第一CPE从带外频段获取信号Z；所述信号Z包含M个CPE在上行带内频段上的原始信号分别经过各自的序列调制后的通过所述带外频段发送的信号；所述第一CPE根据序列之间的正交特性从所述获取的信号Z还原出所述第i个CPE上的原始发送信号Xi；采用本实施例所述的方案，在不改变DSL系统结构的情况下，就能使得CPE侧能获得其他CPE的发送原始信号，使CPE侧的NEXT被抵消成为可能；使得上、下行频谱可以任意重叠，提高DSL系统总的速率。

Description

PCT国内申请，说明书已公开。

Claims (11)

  1. PCT国内申请，权利要求书已公开。
CN201480035409.5A 2014-12-26 2014-12-26 一种信号获取方法、装置及系统 Expired - Fee Related CN105934892B (zh)

Applications Claiming Priority (1)

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PCT/CN2014/095066 WO2016101241A1 (zh) 2014-12-26 2014-12-26 一种信号获取方法、装置及系统

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CN105934892A true CN105934892A (zh) 2016-09-07
CN105934892B CN105934892B (zh) 2018-11-20

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CN (1) CN105934892B (zh)
WO (1) WO2016101241A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1799206A (zh) * 2003-06-03 2006-07-05 瓦迪弗技术公司 多信道收发机系统中的近端、远端和回声消除器
CN101772900A (zh) * 2007-05-29 2010-07-07 诺基亚西门子通信公司 串扰评估的方法和装置以及包括该装置的通信系统
US7826609B1 (en) * 1999-12-17 2010-11-02 Marvell International Ltd. Method and apparatus for digital near-end echo/near-end crosstalk cancellation with adaptive correlation
CN101895315A (zh) * 2009-05-18 2010-11-24 雷凌科技股份有限公司 以太网信道缺失补强方法及其装置
CN102396160A (zh) * 2009-07-10 2012-03-28 华为技术有限公司 用于评估串扰信道的强度的方法
US20140307749A1 (en) * 2013-04-12 2014-10-16 Futurewei Technologies, Inc. Performing Upstream Symbol Alignment Under FEXT

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101132194A (zh) * 2006-08-25 2008-02-27 华为技术有限公司 串扰抵消方法和装置
CN102474409A (zh) * 2009-07-13 2012-05-23 诺基亚西门子通信公司 用于mimo系统的近端串话减少
CN103581092B (zh) * 2012-08-08 2016-12-21 中国移动通信集团公司 一种降低认知无线电带外干扰的方法和装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7826609B1 (en) * 1999-12-17 2010-11-02 Marvell International Ltd. Method and apparatus for digital near-end echo/near-end crosstalk cancellation with adaptive correlation
CN1799206A (zh) * 2003-06-03 2006-07-05 瓦迪弗技术公司 多信道收发机系统中的近端、远端和回声消除器
CN101772900A (zh) * 2007-05-29 2010-07-07 诺基亚西门子通信公司 串扰评估的方法和装置以及包括该装置的通信系统
CN101895315A (zh) * 2009-05-18 2010-11-24 雷凌科技股份有限公司 以太网信道缺失补强方法及其装置
CN102396160A (zh) * 2009-07-10 2012-03-28 华为技术有限公司 用于评估串扰信道的强度的方法
US20140307749A1 (en) * 2013-04-12 2014-10-16 Futurewei Technologies, Inc. Performing Upstream Symbol Alignment Under FEXT

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Publication number Publication date
CN105934892B (zh) 2018-11-20
WO2016101241A1 (zh) 2016-06-30

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