CN105075164B - 基站的下行链路发送路径的校准 - Google Patents

基站的下行链路发送路径的校准 Download PDF

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Publication number
CN105075164B
CN105075164B CN201480008278.1A CN201480008278A CN105075164B CN 105075164 B CN105075164 B CN 105075164B CN 201480008278 A CN201480008278 A CN 201480008278A CN 105075164 B CN105075164 B CN 105075164B
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China
Prior art keywords
subframe
base station
calibration
transmitting path
path
Prior art date
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CN201480008278.1A
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English (en)
Chinese (zh)
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CN105075164A (zh
Inventor
M·戈特曼
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Qualcomm Inc
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H04B17/12—Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of the amplitude or phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H04B17/14—Monitoring; Testing of transmitters for calibration of the whole transmission and reception path, e.g. self-test loop-back
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica
    • H04L1/243—Testing correct operation by comparing a transmitted test signal with a locally generated replica at the transmitter, using a loop-back
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/08—Closed loop power control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201480008278.1A 2013-02-13 2014-02-05 基站的下行链路发送路径的校准 Active CN105075164B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361764169P 2013-02-13 2013-02-13
US61/764,169 2013-02-13
US14/172,670 2014-02-04
US14/172,670 US9596676B2 (en) 2013-02-13 2014-02-04 Calibration of a downlink transmit path of a base station
PCT/US2014/014837 WO2014126761A1 (en) 2013-02-13 2014-02-05 Calibration of a downlink transmit path of a base station

Publications (2)

Publication Number Publication Date
CN105075164A CN105075164A (zh) 2015-11-18
CN105075164B true CN105075164B (zh) 2018-07-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480008278.1A Active CN105075164B (zh) 2013-02-13 2014-02-05 基站的下行链路发送路径的校准

Country Status (6)

Country Link
US (1) US9596676B2 (enExample)
EP (1) EP2957056B1 (enExample)
JP (1) JP6262256B2 (enExample)
KR (1) KR101855944B1 (enExample)
CN (1) CN105075164B (enExample)
WO (1) WO2014126761A1 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104468425B (zh) * 2013-09-13 2019-02-26 华为技术有限公司 一种远端射频单元通道校正方法、装置和系统
US20160212677A1 (en) * 2015-01-20 2016-07-21 Qualcomm Incorporated Combined wwan and wlan signal path calibration
JP6557874B2 (ja) * 2015-05-25 2019-08-14 パナソニックＩｐマネジメント株式会社 無線通信装置および無線通信方法
US11005576B2 (en) 2016-09-02 2021-05-11 Qualcomm Incorporated Signaling mechanism to enable local operation for multi-antenna wireless communication systems
EP3540990B1 (en) * 2016-11-29 2022-03-16 Huawei Technologies Co., Ltd. Digital predistortion processing method and device
WO2018203104A1 (en) * 2017-05-01 2018-11-08 Telefonaktiebolaget Lm Ericsson (Publ) Subframe handling for extra-standard information in ofdm
KR102360495B1 (ko) * 2017-05-31 2022-02-09 삼성전자주식회사 캘리브레이션을 위한 방법 및 그 전자 장치
US10511357B2 (en) 2017-12-12 2019-12-17 At&T Intellectual Property I, L.P. Detection scheme utilizing transmitter-supplied non-linearity data in the presence of transmitter non-linearity
US20190222326A1 (en) * 2018-01-15 2019-07-18 Qualcomm Incorporated Scheduling for power amplifier characterization
US10432240B1 (en) 2018-05-22 2019-10-01 Micron Technology, Inc. Wireless devices and systems including examples of compensating power amplifier noise
US11646806B2 (en) 2018-06-14 2023-05-09 Qualcomm Incorporated Determining a time gap for calibration based on a user equipment identifier
EP3623833A1 (en) * 2018-09-11 2020-03-18 Volkswagen Aktiengesellschaft Apparatus, method and computer program for a mobile transceiver and for a base station transceiver
US10713209B2 (en) * 2019-02-08 2020-07-14 Intel Corporation Recalibration of PHY circuitry for the PCI Express (PIPE) interface based on using a message bus interface
US10763905B1 (en) * 2019-06-07 2020-09-01 Micron Technology, Inc. Wireless devices and systems including examples of mismatch correction scheme
US10972139B1 (en) 2020-04-15 2021-04-06 Micron Technology, Inc. Wireless devices and systems including examples of compensating power amplifier noise with neural networks or recurrent neural networks
US11665026B2 (en) * 2020-04-17 2023-05-30 Qualcomm Incorporated Inphase and quadrature mismatch estimation pilot signaling
US11496341B2 (en) 2020-08-13 2022-11-08 Micron Technology, Inc. Wireless devices and systems including examples of compensating I/Q imbalance with neural networks or recurrent neural networks
US12206441B2 (en) 2022-03-31 2025-01-21 Dell Products L.P. Detection and cancellation of unwanted signals in a wireless communication radio unit
US12224782B2 (en) 2022-04-14 2025-02-11 Dell Products L.P. Detection, cancellation, and evaluation of signals in a wireless communication radio unit
US12003280B2 (en) 2022-04-22 2024-06-04 Dell Products L.P. Analog domain loopback modes
US12362839B2 (en) * 2022-10-27 2025-07-15 Qualcomm Incorporated Online calibration with phase or signal strength measurements
CN120595240A (zh) * 2023-06-14 2025-09-05 加特兰微电子科技(上海)有限公司 接收信号补偿方法、装置、集成电路及无线电器件

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5592490A (en) * 1991-12-12 1997-01-07 Arraycomm, Inc. Spectrally efficient high capacity wireless communication systems
US5809063A (en) 1996-10-25 1998-09-15 General Electric Company Coherent detection architecture for remote calibration of coherent systems using direct sequence spread spectrum transmission of reference and calibration signals
US6574211B2 (en) * 1997-11-03 2003-06-03 Qualcomm Incorporated Method and apparatus for high rate packet data transmission
US6615024B1 (en) 1998-05-01 2003-09-02 Arraycomm, Inc. Method and apparatus for determining signatures for calibrating a communication station having an antenna array
US8134976B2 (en) 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US7187916B2 (en) 2003-02-07 2007-03-06 Broadcom Corporation Method and system for measuring receiver mixer IQ mismatch
US7915954B2 (en) 2004-01-16 2011-03-29 Qualcomm, Incorporated Amplifier predistortion and autocalibration method and apparatus
KR100602642B1 (ko) * 2004-01-30 2006-07-19 삼성전자주식회사 무선 기지국 시스템에서의 위상 에러 보정장치 및 그 방법
KR100633047B1 (ko) * 2004-12-02 2006-10-11 삼성전자주식회사 신호 보정 장치 및 방법을 구현하는 스마트 안테나 통신 시스템
JP2006174333A (ja) * 2004-12-20 2006-06-29 Fujitsu Ltd アレーアンテナ送信装置
KR100902896B1 (ko) 2006-08-18 2009-06-15 엘지전자 주식회사 피드백 정보의 오류에 대비한 신호 송수신 방법
US8140102B2 (en) * 2007-08-14 2012-03-20 Motorola Mobility, Inc. Method and apparatus for transmit power calibration in a frequency division multiplexed wireless system
US20090186590A1 (en) * 2008-01-18 2009-07-23 Nortel Netowrks Limited Method for Channel Calibration
JP2010021784A (ja) * 2008-07-10 2010-01-28 Sony Corp 通信装置及び通信校正方法
US9265049B2 (en) * 2008-07-11 2016-02-16 Qualcomm Incorporated Method and apparatus for using uplink control information for inter-cell decoding and interference cancellation
KR101589607B1 (ko) * 2009-03-02 2016-01-29 삼성전자주식회사 펨토 기지국과 통신 단말기를 갖는 통신 시스템 및 그의 통신 방법
US8923234B2 (en) * 2011-10-06 2014-12-30 Lg Electronics Inc. Method for measuring a neighboring cell and an apparatus thereof
US9397819B2 (en) * 2012-10-02 2016-07-19 Telefonaktiebolaget Lm Ericsson (Publ) Extension carrier for ARQ
US9025575B2 (en) * 2012-11-15 2015-05-05 Telefonaktiebolaget Lm Ericsson (Publ) Antenna array calibration using traffic signals

Also Published As

Publication number Publication date
US20140226511A1 (en) 2014-08-14
CN105075164A (zh) 2015-11-18
EP2957056A1 (en) 2015-12-23
EP2957056B1 (en) 2017-05-10
US9596676B2 (en) 2017-03-14
WO2014126761A1 (en) 2014-08-21
KR20150115941A (ko) 2015-10-14
KR101855944B1 (ko) 2018-06-19
JP6262256B2 (ja) 2018-01-17
JP2016511985A (ja) 2016-04-21

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