CN103348622A - 应用于微波通信系统的信号处理方法及设备 - Google Patents

应用于微波通信系统的信号处理方法及设备 Download PDF

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Publication number
CN103348622A
CN103348622A CN201280000066XA CN201280000066A CN103348622A CN 103348622 A CN103348622 A CN 103348622A CN 201280000066X A CN201280000066X A CN 201280000066XA CN 201280000066 A CN201280000066 A CN 201280000066A CN 103348622 A CN103348622 A CN 103348622A
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signal
input signal
phase noise
phase
equilibrium treatment
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CN103348622B (zh
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蔡梦
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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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03273—Arrangements for operating in conjunction with other apparatus with carrier recovery circuitry
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/01—Equalisers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H04L7/0058—Detection of the synchronisation error by features other than the received signal transition detection of error based on equalizer tap values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/0038—Correction of carrier offset using an equaliser
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0065—Frequency error detectors

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)

Abstract

一种应用于微波通信系统的信号处理方法及设备，该方法包括：利用均衡器对每一路输入信号进行均衡处理，以获得每一路输入信号对应的均衡处理信号；对所述均衡处理信号中的相位噪声进行相位估计，以获得所述相位噪声的估计相位；对所述均衡处理信号进行相位旋转以抵消所述相位噪声的估计相位，以获得相位旋转信号；利用锁相环对所述相位旋转信号中的残余相位噪声进行抑制，以输出误差信号和接收信号；利用所述误差信号对所述均衡器的滤波器系数进行迭代更新。

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。
CN201280000066.XA 2012-02-03 2012-02-03 应用于微波通信系统的信号处理方法及设备 Active CN103348622B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/070865 WO2013113167A1 (zh) 2012-02-03 2012-02-03 应用于微波通信系统的信号处理方法及设备

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CN103348622A true CN103348622A (zh) 2013-10-09
CN103348622B CN103348622B (zh) 2017-05-10

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US (1) US8798128B2 (zh)
EP (1) EP2642684B1 (zh)
CN (1) CN103348622B (zh)
WO (1) WO2013113167A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017059784A1 (en) * 2015-10-06 2017-04-13 Huawei Technologies Co., Ltd. Apparatus and Method for Unified Mitigation of Correlative Additive and Multiplicative Noise
WO2017219718A1 (en) * 2016-06-22 2017-12-28 Huawei Technologies Co., Ltd. Phase noise estimation and cancellation

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI504169B (zh) * 2013-05-31 2015-10-11 Mstar Semiconductor Inc 加速等化收斂速度的接收裝置與方法
US9143371B1 (en) 2013-07-15 2015-09-22 Pmc-Sierra Us, Inc. Method for reducing jitter in receivers
US9020022B1 (en) * 2013-08-02 2015-04-28 Pmc-Sierra Us, Inc. Analog finite impulse response adaptation method and apparatus

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CN1124557A (zh) * 1993-05-03 1996-06-12 汤姆森消费电子有限公司 多载波数字电视信号解码器
US20040137863A1 (en) * 2002-10-25 2004-07-15 Walton J. Rodney Data detection and demodulation for wireless communication systems
CN1708935A (zh) * 2002-10-25 2005-12-14 高通股份有限公司 用于无线电通信系统的数据检测和解调
US20080101497A1 (en) * 2006-10-30 2008-05-01 Broadcom Corporation, A California Corporation MIMO phase noise estimation and correction

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RU2176431C2 (ru) * 1995-03-16 2001-11-27 Квэлкомм Инкорпорейтед Запускаемый цифровым синтезатором с прямым синтезом частот синтезатор частот с очищающей схемой фазовой автоподстройки частоты
CN1853340B (zh) * 2003-04-07 2010-05-26 高通股份有限公司 用于ofdm系统的锁相环
US20060227891A1 (en) 2005-04-07 2006-10-12 Samsung Electronics Co., Ltd. Method of channel estimation for MIMO-OFDM using phase rotated low overhead preamble
CN101136731B (zh) * 2007-08-09 2011-08-31 复旦大学 一种利用连续传输参数信令消除相位噪声的方法
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CN1124557A (zh) * 1993-05-03 1996-06-12 汤姆森消费电子有限公司 多载波数字电视信号解码器
US20040137863A1 (en) * 2002-10-25 2004-07-15 Walton J. Rodney Data detection and demodulation for wireless communication systems
CN1708935A (zh) * 2002-10-25 2005-12-14 高通股份有限公司 用于无线电通信系统的数据检测和解调
US20080101497A1 (en) * 2006-10-30 2008-05-01 Broadcom Corporation, A California Corporation MIMO phase noise estimation and correction

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017059784A1 (en) * 2015-10-06 2017-04-13 Huawei Technologies Co., Ltd. Apparatus and Method for Unified Mitigation of Correlative Additive and Multiplicative Noise
WO2017219718A1 (en) * 2016-06-22 2017-12-28 Huawei Technologies Co., Ltd. Phase noise estimation and cancellation
US10135661B2 (en) 2016-06-22 2018-11-20 Huawei Technologies Co., Ltd. Phase noise estimation and cancellation

Also Published As

Publication number Publication date
EP2642684A1 (en) 2013-09-25
US20130202022A1 (en) 2013-08-08
EP2642684B1 (en) 2018-05-02
US8798128B2 (en) 2014-08-05
EP2642684A4 (en) 2014-01-08
WO2013113167A1 (zh) 2013-08-08
CN103348622B (zh) 2017-05-10

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