CN104813626B - 一种相位误差补偿方法及装置 - Google Patents

一种相位误差补偿方法及装置 Download PDF

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Publication number
CN104813626B
CN104813626B CN201380002377.4A CN201380002377A CN104813626B CN 104813626 B CN104813626 B CN 104813626B CN 201380002377 A CN201380002377 A CN 201380002377A CN 104813626 B CN104813626 B CN 104813626B
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CN
China
Prior art keywords
signal
phase error
phase
renewal
baseband signal
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Active
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CN201380002377.4A
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English (en)
Chinese (zh)
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CN104813626A (zh
Inventor
黄远达
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Pengbang Industrial Co ltd
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Huawei Technologies Co Ltd
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Publication of CN104813626A publication Critical patent/CN104813626A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • H03D3/009—Compensating quadrature phase or amplitude imbalances
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/695—Arrangements for optimizing the decision element in the receiver, e.g. by using automatic threshold control
    • 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
    • H04L2027/003—Correction of carrier offset at baseband only
    • 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
    • H04L2027/0046—Open loops
    • 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
    • H04L2027/0067—Phase error detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0083—Signalling arrangements
    • H04L2027/0085—Signalling arrangements with no special signals for synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CN201380002377.4A 2013-09-12 2013-09-12 一种相位误差补偿方法及装置 Active CN104813626B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/083391 WO2015035584A1 (fr) 2013-09-12 2013-09-12 Procédé et dispositif de compensation d'erreur de phase

Publications (2)

Publication Number Publication Date
CN104813626A CN104813626A (zh) 2015-07-29
CN104813626B true CN104813626B (zh) 2018-01-02

Family

ID=52664937

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380002377.4A Active CN104813626B (zh) 2013-09-12 2013-09-12 一种相位误差补偿方法及装置

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CN (1) CN104813626B (fr)
WO (1) WO2015035584A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111130704B (zh) * 2020-02-12 2022-08-12 广州全盛威信息技术有限公司 一种信号校准方法、装置及存储介质和终端设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0490275A2 (fr) * 1990-12-10 1992-06-17 Hughes Aircraft Company Système et méthode pour compenser le désquilibre en gain et phase de deux voies en quadrature
CN1898932A (zh) * 2003-12-23 2007-01-17 英特尔公司 用于补偿接收器中i/q不平衡的方法和装置
CN1897585A (zh) * 2005-07-06 2007-01-17 意法半导体股份有限公司 I信道和q信道之间的失配校正

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100602642B1 (ko) * 2004-01-30 2006-07-19 삼성전자주식회사 무선 기지국 시스템에서의 위상 에러 보정장치 및 그 방법
KR101075610B1 (ko) * 2005-01-07 2011-10-21 삼성전자주식회사 직교 위상 편이 키잉 복조기에서 위상 부정합 보상 장치
CN101110806A (zh) * 2006-07-21 2008-01-23 瑞昱半导体股份有限公司 用来补偿信道不平衡的方法与装置
KR100819391B1 (ko) * 2007-02-08 2008-04-07 지씨티 세미컨덕터 인코포레이티드 Ｉｑ 불일치 측정 장치

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0490275A2 (fr) * 1990-12-10 1992-06-17 Hughes Aircraft Company Système et méthode pour compenser le désquilibre en gain et phase de deux voies en quadrature
CN1898932A (zh) * 2003-12-23 2007-01-17 英特尔公司 用于补偿接收器中i/q不平衡的方法和装置
CN1897585A (zh) * 2005-07-06 2007-01-17 意法半导体股份有限公司 I信道和q信道之间的失配校正

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
A Complex Image Rejection Circuit With Sign Detection Only;Supisa Lerstaveesin et al.;《IEEE JOURNAL OF SOLID-STATE CIRCUITS》;20061231;第41卷(第12期);全文 *

Also Published As

Publication number Publication date
CN104813626A (zh) 2015-07-29
WO2015035584A1 (fr) 2015-03-19

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Patentee after: Jiaxing Qiyuan Network Information Technology Co.,Ltd.

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Patentee before: Guangzhou Fangwei Information Technology Co.,Ltd.

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Patentee after: Guangdong Lampang New Energy Co.,Ltd.

Address before: 314500 01, No. 4, South Zaoqiang street, No. 1, Nanmen Gongnong Road, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province

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Address before: Room A02, Room 1906, No. 7 Shuangshan Avenue, Nansha District, Guangzhou City, Guangdong Province, 510000

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