CA2515932A1 - Implementation of joint space-time optimum filters (jstof) using cholesky and eigenvalue decompositions - Google Patents

Implementation of joint space-time optimum filters (jstof) using cholesky and eigenvalue decompositions Download PDF

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Publication number
CA2515932A1
CA2515932A1 CA002515932A CA2515932A CA2515932A1 CA 2515932 A1 CA2515932 A1 CA 2515932A1 CA 002515932 A CA002515932 A CA 002515932A CA 2515932 A CA2515932 A CA 2515932A CA 2515932 A1 CA2515932 A1 CA 2515932A1
Authority
CA
Canada
Prior art keywords
channel
filter
jstof
space
receiver
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.)
Abandoned
Application number
CA002515932A
Other languages
English (en)
French (fr)
Inventor
Huan Wu
Sean Simmons
Zoltan Kemenczy
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.)
BlackBerry Ltd
Original Assignee
Research in Motion 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 Research in Motion Ltd filed Critical Research in Motion Ltd
Priority to CA002515932A priority Critical patent/CA2515932A1/en
Priority to BRPI0614356-3A priority patent/BRPI0614356A2/pt
Priority to KR1020087006317A priority patent/KR20080036223A/ko
Priority to CN2006800377529A priority patent/CN101283516B/zh
Priority to PCT/CA2006/001322 priority patent/WO2007019679A2/en
Priority to EP06790540A priority patent/EP1922816A4/en
Priority to CA002619117A priority patent/CA2619117A1/en
Priority to JP2008526337A priority patent/JP2009505526A/ja
Priority to AU2006281941A priority patent/AU2006281941A1/en
Publication of CA2515932A1 publication Critical patent/CA2515932A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H04L25/0248—Eigen-space methods
    • 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
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • 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
    • H04L25/0212—Channel estimation of impulse response
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Transmitters (AREA)
CA002515932A 2005-08-15 2005-08-15 Implementation of joint space-time optimum filters (jstof) using cholesky and eigenvalue decompositions Abandoned CA2515932A1 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CA002515932A CA2515932A1 (en) 2005-08-15 2005-08-15 Implementation of joint space-time optimum filters (jstof) using cholesky and eigenvalue decompositions
BRPI0614356-3A BRPI0614356A2 (pt) 2005-08-15 2006-08-14 dispositivo de comunicações sem fio que inclui um filtro ótimo de espaço-tempo conjunto (jstof) usando decomposições de cholesky e de autovalor
KR1020087006317A KR20080036223A (ko) 2005-08-15 2006-08-14 촐레스키 및 고유값 분해를 사용하는 공동 시공간 최적필터를 포함하는 무선 통신 디바이스
CN2006800377529A CN101283516B (zh) 2005-08-15 2006-08-14 包括使用乔列斯基和特征值分解的联合空时最优滤波器的无线通信设备
PCT/CA2006/001322 WO2007019679A2 (en) 2005-08-15 2006-08-14 Wireless communications device including a joint space-time optimum filter (jstof) using cholesky and eigenvalue decompositions
EP06790540A EP1922816A4 (en) 2005-08-15 2006-08-14 JSTOF FILTER RADIOCOMMUNICATION APPARATUS USING CHOLESKY DECOMPOSITIONS AND OWN VALUES
CA002619117A CA2619117A1 (en) 2005-08-15 2006-08-14 Wireless communications device including a joint space-time optimum filter (jstof) using cholesky and eigenvalue decompositions
JP2008526337A JP2009505526A (ja) 2005-08-15 2006-08-14 コレスキー分解および固有値分解を使用する統合型時空間最適フィルタ（ｊｓｔｏｆ）を含む無線通信デバイス
AU2006281941A AU2006281941A1 (en) 2005-08-15 2006-08-14 Wireless communications device including a joint space-time optimum filter (JSTOF) using Cholesky and eigenvalue decompositions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002515932A CA2515932A1 (en) 2005-08-15 2005-08-15 Implementation of joint space-time optimum filters (jstof) using cholesky and eigenvalue decompositions

Publications (1)

Publication Number Publication Date
CA2515932A1 true CA2515932A1 (en) 2007-02-15

Family

ID=37744685

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002515932A Abandoned CA2515932A1 (en) 2005-08-15 2005-08-15 Implementation of joint space-time optimum filters (jstof) using cholesky and eigenvalue decompositions

Country Status (8)

Country Link
EP (1) EP1922816A4 (zh)
JP (1) JP2009505526A (zh)
KR (1) KR20080036223A (zh)
CN (1) CN101283516B (zh)
AU (1) AU2006281941A1 (zh)
BR (1) BRPI0614356A2 (zh)
CA (1) CA2515932A1 (zh)
WO (1) WO2007019679A2 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2445150B1 (en) 2010-10-19 2013-12-04 ST-Ericsson SA Process for performing a QR decomposition of a channel matrix in a MIMO wireless communication system, and receiver for doing the same
CA2826240C (en) 2011-02-01 2017-05-30 Research In Motion Limited Mixed rank downlink multi-user interference alignment scheme
WO2012104675A1 (en) * 2011-02-01 2012-08-09 Research In Motion Limited Downlink multi-user interference alignment scheme
CN104244265B (zh) * 2013-06-13 2018-01-09 北京邮电大学 多天线场景下d2d通信与蜂窝通信共存的通信方法及系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6314147B1 (en) * 1997-11-04 2001-11-06 The Board Of Trustees Of The Leland Stanford Junior University Two-stage CCI/ISI reduction with space-time processing in TDMA cellular networks
US6714527B2 (en) * 1999-09-21 2004-03-30 Interdigital Techology Corporation Multiuser detector for variable spreading factors
EP1152549B1 (en) * 2000-05-05 2005-03-30 Lucent Technologies Inc. Radio communications system
TW540200B (en) * 2000-11-09 2003-07-01 Interdigital Tech Corp Single user detection
CN1152504C (zh) * 2001-10-22 2004-06-02 信息产业部电信传输研究所 基于数字匹配滤波器的多径搜索与信道估计方法
US20030142762A1 (en) * 2002-01-11 2003-07-31 Burke Joseph P. Wireless receiver method and apparatus using space-cover-time equalization
US7295636B2 (en) * 2003-03-28 2007-11-13 Texas Instruments Incorporated Linear single-antenna interference cancellation receiver
JP4806170B2 (ja) * 2003-06-19 2011-11-02 三星電子株式会社 コチャンネル干渉を検出し、選択的にフィルタリングする装置及び方法
US7801248B2 (en) * 2004-11-19 2010-09-21 Qualcomm Incorporated Interference suppression with virtual antennas

Also Published As

Publication number Publication date
JP2009505526A (ja) 2009-02-05
EP1922816A4 (en) 2008-10-01
BRPI0614356A2 (pt) 2011-03-22
CN101283516B (zh) 2011-11-23
KR20080036223A (ko) 2008-04-25
CN101283516A (zh) 2008-10-08
EP1922816A2 (en) 2008-05-21
AU2006281941A1 (en) 2007-02-22
WO2007019679A2 (en) 2007-02-22
WO2007019679A3 (en) 2007-11-08

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued