TWI444019B - 近似無線網路中無線網路通道容量的方法 - Google Patents

近似無線網路中無線網路通道容量的方法 Download PDF

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Publication number
TWI444019B
TWI444019B TW099130072A TW99130072A TWI444019B TW I444019 B TWI444019 B TW I444019B TW 099130072 A TW099130072 A TW 099130072A TW 99130072 A TW99130072 A TW 99130072A TW I444019 B TWI444019 B TW I444019B
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TW
Taiwan
Prior art keywords
complex
matrix
channel
average
capacity
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TW099130072A
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English (en)
Chinese (zh)
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TW201125323A (en
Inventor
Ayelet Doron
Rotem Avivi
Yuval Lomnitz
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Intel Corp
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Publication of TW201125323A publication Critical patent/TW201125323A/zh
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Publication of TWI444019B publication Critical patent/TWI444019B/zh

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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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B17/345—Interference values
    • 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
    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Error Detection And Correction (AREA)
TW099130072A 2009-09-23 2010-09-06 近似無線網路中無線網路通道容量的方法 TWI444019B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/586,620 US8411783B2 (en) 2009-09-23 2009-09-23 Method of identifying a precoding matrix corresponding to a wireless network channel and method of approximating a capacity of a wireless network channel in a wireless network

Publications (2)

Publication Number Publication Date
TW201125323A TW201125323A (en) 2011-07-16
TWI444019B true TWI444019B (zh) 2014-07-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW099130072A TWI444019B (zh) 2009-09-23 2010-09-06 近似無線網路中無線網路通道容量的方法

Country Status (8)

Country Link
US (1) US8411783B2 (https=)
EP (1) EP2481166A4 (https=)
JP (1) JP5632000B2 (https=)
KR (1) KR101364896B1 (https=)
CN (1) CN102577155B (https=)
RU (1) RU2510920C2 (https=)
TW (1) TWI444019B (https=)
WO (1) WO2011037738A2 (https=)

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US8619612B2 (en) 2011-05-02 2013-12-31 Intel Corporation Measurement and feedback calculation for wireless communication network
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KR102087783B1 (ko) * 2013-03-07 2020-03-12 삼성전자주식회사 채널 관련 정보 송수신 방법 및 장치
CN107104717B (zh) 2013-06-05 2020-06-30 Lg电子株式会社 在无线通信系统中发送信道状态信息的方法和装置
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US10090887B1 (en) 2017-12-08 2018-10-02 Movandi Corporation Controlled power transmission in radio frequency (RF) device network
US11088457B2 (en) 2018-02-26 2021-08-10 Silicon Valley Bank Waveguide antenna element based beam forming phased array antenna system for millimeter wave communication
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US10651905B1 (en) 2018-11-21 2020-05-12 Samsung Electronics Co., Ltd Eigenvalue decomposition precoding matrix index selection
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Also Published As

Publication number Publication date
EP2481166A4 (en) 2017-10-25
KR101364896B1 (ko) 2014-02-19
JP5632000B2 (ja) 2014-11-26
KR20120048025A (ko) 2012-05-14
WO2011037738A2 (en) 2011-03-31
US8411783B2 (en) 2013-04-02
CN102577155B (zh) 2015-06-03
EP2481166A2 (en) 2012-08-01
RU2510920C2 (ru) 2014-04-10
CN102577155A (zh) 2012-07-11
US20110069773A1 (en) 2011-03-24
RU2012112429A (ru) 2013-10-10
WO2011037738A3 (en) 2011-07-21
TW201125323A (en) 2011-07-16
JP2013505671A (ja) 2013-02-14

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