CN111543018A - 一种用于校正多个传输通道间偏差的装置及方法 - Google Patents

一种用于校正多个传输通道间偏差的装置及方法 Download PDF

Info

Publication number
CN111543018A
CN111543018A CN201780098054.8A CN201780098054A CN111543018A CN 111543018 A CN111543018 A CN 111543018A CN 201780098054 A CN201780098054 A CN 201780098054A CN 111543018 A CN111543018 A CN 111543018A
Authority
CN
China
Prior art keywords
transmission channel
phase
transmission
phase offset
correction value
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201780098054.8A
Other languages
English (en)
Other versions
CN111543018B (zh
Inventor
周沐
张立基
曹毅
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN111543018A publication Critical patent/CN111543018A/zh
Application granted granted Critical
Publication of CN111543018B publication Critical patent/CN111543018B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3845—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
    • H04L27/3854—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier using a non - coherent carrier, including systems with baseband correction for phase or frequency offset
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/206—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
    • H04L27/2067—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states
    • H04L27/2089—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states with unbalanced quadrature channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
    • 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
    • H04L2027/0042—Correction of carrier offset using an equaliser the equaliser providing the offset correction per se

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Radio Transmission System (AREA)
  • Transmitters (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

本申请提供一种用于校正多个传输通道间偏差的装置及方法，涉及通信技术领域，用于提高传输通道间偏差校正的准确性。多个传输通道包括第一传输通道和第二传输通道，该装置包括：相位偏置单元，用于设置第一传输通道与第二传输通道间的相位偏置，以使第一传输通道与第二传输通道间的相位偏差偏离零值；功率检测单元，用于检测第一传输通道和第二传输通道在该相位偏置下的信号功率；处理单元，用于根据检测到的信号功率，确定第一传输通道与第二传输通道间的偏差校正值，偏差校正值包括相位校正值；相位校正单元，用于设置第一传输通道与第二传输通道间的所述相位校正值。

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。
CN201780098054.8A 2017-12-28 2017-12-28 一种用于校正多个传输通道间偏差的装置及方法 Active CN111543018B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/119216 WO2019127175A1 (zh) 2017-12-28 2017-12-28 一种用于校正多个传输通道间偏差的装置及方法

Publications (2)

Publication Number Publication Date
CN111543018A true CN111543018A (zh) 2020-08-14
CN111543018B CN111543018B (zh) 2021-07-16

Family

ID=67064427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780098054.8A Active CN111543018B (zh) 2017-12-28 2017-12-28 一种用于校正多个传输通道间偏差的装置及方法

Country Status (4)

Country Link
US (2) US10944618B2 (zh)
EP (2) EP4117191A1 (zh)
CN (1) CN111543018B (zh)
WO (1) WO2019127175A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3982565A4 (en) * 2019-06-28 2022-06-22 Huawei Technologies Co., Ltd. TRANSMISSION CHANNEL CALIBRATION DEVICE AND WIRELESS COMMUNICATION DEVICE

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7496160B2 (en) * 2003-04-25 2009-02-24 Nec Corporation Frequency offset detection processing system and frequency offset detection processing method using the same
US20090109085A1 (en) * 2006-08-07 2009-04-30 Garmin International, Inc. Method and system for calibrating an antenna array for an aircraft surveillance system
CN102460828A (zh) * 2009-06-08 2012-05-16 电力波技术公司 用于无线网络的具有自适应预失真的多元件幅度和相位补偿天线阵列
US20150270911A1 (en) * 2011-11-11 2015-09-24 Mediatek Singapore Pte. Ltd. Phased array device and calibration method therefor
CN104954083A (zh) * 2015-06-16 2015-09-30 上海华为技术有限公司 一种天线阵列校准的方法、装置及系统
CN107064887A (zh) * 2016-12-26 2017-08-18 中国电子科技集团公司第二十研究所 平面相控阵天线快速测量及自动校准方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6597730B1 (en) * 1999-11-03 2003-07-22 Northrop Grumman Corporation Satellite communication array transceiver
CN1320837C (zh) * 2004-07-19 2007-06-06 北京信威通信技术股份有限公司 Scdma系统中无线基站阵列通道的实时自动校准方法及系统
GB0520332D0 (en) * 2005-10-06 2005-11-16 Roke Manor Research Calibration of phased array antennas
US7482976B2 (en) * 2006-04-10 2009-01-27 Aviation Communication & Surveillance Systems Antenna calibration method and apparatus
US8064824B2 (en) * 2007-07-03 2011-11-22 Atc Technologies, Llc Systems and methods for reducing power robbing impact of interference to a satellite
CN101588198B (zh) * 2008-05-19 2012-08-29 成都芯通科技股份有限公司 多载波智能天线校准中频处理方法和装置
KR101012709B1 (ko) * 2009-05-20 2011-02-09 국방과학연구소 위상비교 방향탐지기의 채널위상오차 제거 시스템 및 방법
US8737929B2 (en) * 2012-06-27 2014-05-27 Intel Corporation Device, system and method of estimating a phase between radio-frequency chains
JP6689257B2 (ja) * 2015-04-10 2020-04-28 三菱電機株式会社 通信システム
US11038474B2 (en) * 2017-11-01 2021-06-15 Analog Devices Global Unlimited Company Phased array amplifier linearization

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7496160B2 (en) * 2003-04-25 2009-02-24 Nec Corporation Frequency offset detection processing system and frequency offset detection processing method using the same
US20090109085A1 (en) * 2006-08-07 2009-04-30 Garmin International, Inc. Method and system for calibrating an antenna array for an aircraft surveillance system
CN102460828A (zh) * 2009-06-08 2012-05-16 电力波技术公司 用于无线网络的具有自适应预失真的多元件幅度和相位补偿天线阵列
US20150270911A1 (en) * 2011-11-11 2015-09-24 Mediatek Singapore Pte. Ltd. Phased array device and calibration method therefor
CN104954083A (zh) * 2015-06-16 2015-09-30 上海华为技术有限公司 一种天线阵列校准的方法、装置及系统
CN107064887A (zh) * 2016-12-26 2017-08-18 中国电子科技集团公司第二十研究所 平面相控阵天线快速测量及自动校准方法

Also Published As

Publication number Publication date
US11444820B2 (en) 2022-09-13
EP4117191A1 (en) 2023-01-11
EP3734850B1 (en) 2022-08-17
US20210266217A1 (en) 2021-08-26
US20200328929A1 (en) 2020-10-15
CN111543018B (zh) 2021-07-16
US10944618B2 (en) 2021-03-09
EP3734850A1 (en) 2020-11-04
WO2019127175A1 (zh) 2019-07-04
EP3734850A4 (en) 2020-12-16

Similar Documents

Publication Publication Date Title
Kibaroglu et al. A low-cost scalable 32-element 28-GHz phased array transceiver for 5G communication links based on a $2\times 2$ beamformer flip-chip unit cell
CN109756282B (zh) 相控阵列放大器线性化
CN101595637B (zh) 有源天线中的相位和功率校正的方法和装置
US10128894B1 (en) Active antenna calibration
KR100397445B1 (ko) 어레이 안테나 수신 장치
KR20050083785A (ko) 모바일 무선 기지국
JP2010034937A (ja) 無線通信装置及び無線通信方法、並びにコンピューター・プログラム
WO2008038988A1 (en) Radio frequency calibration apparatus and method for multi-antenna mobile communication system
EP4082079B1 (en) Phased array module
WO2013028296A1 (en) Calibrating a retro-directive array for an asymmetric wireless link
CN111543018B (zh) 一种用于校正多个传输通道间偏差的装置及方法
US11784727B2 (en) Transmission channel calibration apparatus and wireless communications device
Choi et al. Sequential loopback built-in self-test algorithm for dual-polarization millimeter-wave phased-array transceivers
Aoki et al. Inter-stream loopback calibration for 5G phased-array systems
Yang et al. A 5.8-GHz active transmitting array based on frequency shiftable vector modulator module
Eisenbeis et al. Beam Pattern Optimization Method for Subarray‐Based Hybrid Beamforming Systems
CN111527713B (zh) 一种用于校正多个阵列间传输通道偏差的装置及方法
CN111512568B (zh) 一种用于校正多个传输通道间偏差的装置及方法
CN215120797U (zh) 用于校准天线阵列中的信道的系统
Shimura et al. A 28-GHz CMOS 2× 4 Phased Array Chip with High-Precision Phase-Adjusting Function Between Subarrays for Beam Multiplexing
US12034468B2 (en) Antenna wireless device
CN111630793B (zh) 一种用于校正多个阵列间传输通道偏差的装置及方法
US20220321161A1 (en) Antenna wireless device
Sahota 5G mmWave radio design for mobile
Lengier et al. Amplitude and phase mismatch calibration testbed for 2 x 2 tower-top antenna array system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant