CN107534629A - 判决反馈均衡装置、方法及光传输*** - Google Patents

判决反馈均衡装置、方法及光传输*** Download PDF

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Publication number
CN107534629A
CN107534629A CN201580078482.5A CN201580078482A CN107534629A CN 107534629 A CN107534629 A CN 107534629A CN 201580078482 A CN201580078482 A CN 201580078482A CN 107534629 A CN107534629 A CN 107534629A
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signal
equalizer
tap coefficient
coefficient
updating
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CN107534629B (zh
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马雅男
吴波
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Shanghai Pengbang Industrial Co ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/01—Equalisers

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

Abstract

本发明公开了一种判决反馈均衡装置、方法及光传输***，所述判决反馈均衡装置包括第一均衡器、第一加法器、第一判决单元、第二均衡器、第三均衡器、第二加法器和第二判决单元，本发明实施例通过复用级联方式有效提高了判决反馈均衡装置的均衡性能，解决了由于色散导致接收器无法接收正确的信号问题，进一步降低了误码率，提高了***的稳定性，可以满足40G甚至100G***的需求。

Description

PCT国内申请，说明书已公开。

Claims (15)

  1. PCT国内申请，权利要求书已公开。
CN201580078482.5A 2015-04-10 2015-04-10 判决反馈均衡装置、方法及光传输*** Active CN107534629B (zh)

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PCT/CN2015/076346 WO2016161643A1 (zh) 2015-04-10 2015-04-10 判决反馈均衡装置、方法及光传输***

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CN107534629A true CN107534629A (zh) 2018-01-02
CN107534629B CN107534629B (zh) 2020-02-14

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113595949A (zh) * 2021-09-30 2021-11-02 苏州浪潮智能科技有限公司 自适应pam4判决反馈均衡电路
CN115314347A (zh) * 2022-07-28 2022-11-08 苏州大学 基于高斯混合模型的光信号判决反馈均衡器

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109981500B (zh) * 2017-12-28 2023-04-28 海思光电子有限公司 一种信号处理的方法及信号处理装置

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JP3499768B2 (ja) * 1999-04-05 2004-02-23 松下電器産業株式会社 波形等化器及びこれを用いた移動無線装置、基地局無線装置並びに移動通信システム
CN101098416A (zh) * 2006-06-29 2008-01-02 上海高清数字科技产业有限公司 时域自适应均衡器及其包含的判决反馈滤波器
CN101325458A (zh) * 2007-06-13 2008-12-17 日立通讯技术株式会社 光传输装置及光传输装置控制方法
CN103229473A (zh) * 2012-12-28 2013-07-31 华为技术有限公司 判决反馈均衡器和接收机
CN103401821A (zh) * 2013-07-22 2013-11-20 苏州英菲泰尔电子科技有限公司 蓝牙4.0低功耗接收机自适应均衡器及其实现方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100020862A1 (en) * 2008-07-25 2010-01-28 Taiwan Semiconductor Manufacturing Co., Ltd. Input control circuit for the summer of a decision feedback equalizer
CN101807940B (zh) * 2010-01-22 2013-03-27 北京航空航天大学 一种gnss接收***的抗多径干扰装置及其方法
CN102164106B (zh) * 2011-04-15 2014-07-16 南京信息工程大学 分数间隔判决反馈瑞利Renyi熵小波盲均衡方法
CN102647376B (zh) * 2012-03-14 2015-04-08 华为技术有限公司 信号处理方法和装置、及终端

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3499768B2 (ja) * 1999-04-05 2004-02-23 松下電器産業株式会社 波形等化器及びこれを用いた移動無線装置、基地局無線装置並びに移動通信システム
CN101098416A (zh) * 2006-06-29 2008-01-02 上海高清数字科技产业有限公司 时域自适应均衡器及其包含的判决反馈滤波器
CN101325458A (zh) * 2007-06-13 2008-12-17 日立通讯技术株式会社 光传输装置及光传输装置控制方法
CN103229473A (zh) * 2012-12-28 2013-07-31 华为技术有限公司 判决反馈均衡器和接收机
CN103401821A (zh) * 2013-07-22 2013-11-20 苏州英菲泰尔电子科技有限公司 蓝牙4.0低功耗接收机自适应均衡器及其实现方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113595949A (zh) * 2021-09-30 2021-11-02 苏州浪潮智能科技有限公司 自适应pam4判决反馈均衡电路
WO2023050662A1 (zh) * 2021-09-30 2023-04-06 苏州浪潮智能科技有限公司 自适应pam4判决反馈均衡电路
US11881971B2 (en) 2021-09-30 2024-01-23 Inspur Suzhou Intelligent Technology Co., Ltd. Adaptive PAM4 decision feedback equalization circuit
CN115314347A (zh) * 2022-07-28 2022-11-08 苏州大学 基于高斯混合模型的光信号判决反馈均衡器

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CN107534629B (zh) 2020-02-14

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