CN103548372A - 信噪比获取方法、信号接收设备以及信号发送设备 - Google Patents

信噪比获取方法、信号接收设备以及信号发送设备 Download PDF

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Publication number
CN103548372A
CN103548372A CN201280000839.4A CN201280000839A CN103548372A CN 103548372 A CN103548372 A CN 103548372A CN 201280000839 A CN201280000839 A CN 201280000839A CN 103548372 A CN103548372 A CN 103548372A
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China
Prior art keywords
signal
data
power
received
resource unit
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CN201280000839.4A
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English (en)
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CN103548372B (zh
Inventor
杨建兵
吴作敏
治欣慰
程型清
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Nokia Technologies Oy
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Huawei Technologies Co Ltd
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Publication of CN103548372A publication Critical patent/CN103548372A/zh
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Expired - Fee Related legal-status Critical Current
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Classifications

    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • 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
    • H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/06—Testing, supervising or monitoring using simulated traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Dc Digital Transmission (AREA)

Abstract

本发明实施例提供信噪比获取方法、信号接收设备以及信号发送设备。本发明实施例能够使得所述信号接收设备(即接收端)的SNR能够满足不包含预编码增益的SNR的设置要求即测试条件，从而使得后续的测试有效。

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。
CN201280000839.4A 2012-05-04 2012-05-04 信噪比获取方法、信号接收设备以及信号发送设备 Expired - Fee Related CN103548372B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/075101 WO2013163817A1 (zh) 2012-05-04 2012-05-04 信噪比获取方法、信号接收设备以及信号发送设备

Publications (2)

Publication Number Publication Date
CN103548372A true CN103548372A (zh) 2014-01-29
CN103548372B CN103548372B (zh) 2018-02-06

Family

ID=49514195

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280000839.4A Expired - Fee Related CN103548372B (zh) 2012-05-04 2012-05-04 信噪比获取方法、信号接收设备以及信号发送设备

Country Status (5)

Country Link
US (1) US9172452B2 (zh)
EP (1) EP2843985A4 (zh)
CN (1) CN103548372B (zh)
BR (1) BR112014027520A2 (zh)
WO (1) WO2013163817A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6456653B1 (en) * 1999-08-25 2002-09-24 Lucent Technologies Inc. Fast and accurate signal-to-noise ratio estimation technique for OFDM systems
CN101084637A (zh) * 2004-08-11 2007-12-05 美商内数位科技公司 正交频分多路复用(ofdm)无线通信系统中链结适应方法及系统
CN101388704A (zh) * 2008-10-16 2009-03-18 北京创毅视讯科技有限公司 一种单播和多播业务叠加时的传输方法及移动通信系统
WO2009096601A1 (en) * 2008-02-01 2009-08-06 Nec Corporation Estimating channel conditions in a mimo ofdm communication system
WO2011013072A2 (en) * 2009-07-28 2011-02-03 Telefonaktiebolaget L M Ericsson (Publ) Pilot-based sinr estimation for mimo systems
WO2011088403A1 (en) * 2010-01-14 2011-07-21 Qualcomm Incorporated Channel feedback based on reference signal

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6611794B1 (en) * 2000-04-20 2003-08-26 Southwest Research Institute Signal amplitude restoration apparatus and method
US20060034244A1 (en) * 2004-08-11 2006-02-16 Interdigital Technology Corporation Method and system for link adaptation in an orthogonal frequency division multiplexing (OFDM) wireless communication system
US20070140363A1 (en) * 2005-12-20 2007-06-21 Samsung Electronics Co., Ltd. Method of link adaptation in MIMO beamforming systems
CN101207600B (zh) * 2006-12-22 2010-08-25 华为技术有限公司 多发射天线的多输入多输出传输方法、系统及装置
CN102098114B (zh) * 2009-12-14 2013-12-04 中兴通讯股份有限公司 一种测量系统信噪比的方法及装置
CN102413487B (zh) * 2011-11-24 2014-08-06 西安交通大学 一种LTE-A系统中针对Relay技术的性能评估系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6456653B1 (en) * 1999-08-25 2002-09-24 Lucent Technologies Inc. Fast and accurate signal-to-noise ratio estimation technique for OFDM systems
CN101084637A (zh) * 2004-08-11 2007-12-05 美商内数位科技公司 正交频分多路复用(ofdm)无线通信系统中链结适应方法及系统
WO2009096601A1 (en) * 2008-02-01 2009-08-06 Nec Corporation Estimating channel conditions in a mimo ofdm communication system
CN101388704A (zh) * 2008-10-16 2009-03-18 北京创毅视讯科技有限公司 一种单播和多播业务叠加时的传输方法及移动通信系统
WO2011013072A2 (en) * 2009-07-28 2011-02-03 Telefonaktiebolaget L M Ericsson (Publ) Pilot-based sinr estimation for mimo systems
WO2011088403A1 (en) * 2010-01-14 2011-07-21 Qualcomm Incorporated Channel feedback based on reference signal

Also Published As

Publication number Publication date
US9172452B2 (en) 2015-10-27
WO2013163817A1 (zh) 2013-11-07
BR112014027520A2 (pt) 2017-06-27
EP2843985A1 (en) 2015-03-04
US20150055693A1 (en) 2015-02-26
CN103548372B (zh) 2018-02-06
EP2843985A4 (en) 2015-06-03

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Granted publication date: 20180206