AU2006284391A1 - Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods - Google Patents

Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods

Info

Publication number
AU2006284391A1
AU2006284391A1 AU2006284391A AU2006284391A AU2006284391A1 AU 2006284391 A1 AU2006284391 A1 AU 2006284391A1 AU 2006284391 A AU2006284391 A AU 2006284391A AU 2006284391 A AU2006284391 A AU 2006284391A AU 2006284391 A1 AU2006284391 A1 AU 2006284391A1
Authority
AU
Australia
Prior art keywords
device including
wireless communications
communications device
related methods
channel interference
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
AU2006284391A
Other versions
AU2006284391B2 (en
Inventor
Zoltan Kemenczy
Sean Simmons
Huan Wu
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
Publication of AU2006284391A1 publication Critical patent/AU2006284391A1/en
Application granted granted Critical
Publication of AU2006284391B2 publication Critical patent/AU2006284391B2/en
Assigned to BLACKBERRY LIMITED reassignment BLACKBERRY LIMITED Request to Amend Deed and Register Assignors: RESEARCH IN MOTION LIMITED
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • 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
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03292—Arrangements for operating in conjunction with other apparatus with channel estimation circuitry
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03305—Joint sequence estimation and interference removal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
AU2006284391A 2005-08-23 2006-08-23 Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods Ceased AU2006284391B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002516910A CA2516910A1 (en) 2005-08-23 2005-08-23 Joint demodulation techniques for interference cancellation
CA2,516,910 2005-08-23
PCT/CA2006/001378 WO2007022626A1 (en) 2005-08-23 2006-08-23 Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods

Publications (2)

Publication Number Publication Date
AU2006284391A1 true AU2006284391A1 (en) 2007-03-01
AU2006284391B2 AU2006284391B2 (en) 2009-12-10

Family

ID=37770753

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2006284391A Ceased AU2006284391B2 (en) 2005-08-23 2006-08-23 Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods

Country Status (8)

Country Link
EP (2) EP1925092A4 (en)
JP (1) JP4845965B2 (en)
KR (1) KR100979742B1 (en)
CN (2) CN101292432A (en)
AU (1) AU2006284391B2 (en)
BR (1) BRPI0614959A2 (en)
CA (1) CA2516910A1 (en)
WO (2) WO2007022626A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7672285B2 (en) 2004-06-28 2010-03-02 Dtvg Licensing, Inc. Method and apparatus for minimizing co-channel interference by scrambling
US8213553B2 (en) 2004-04-12 2012-07-03 The Directv Group, Inc. Method and apparatus for identifying co-channel interference
WO2005101845A2 (en) 2004-04-12 2005-10-27 The Directv Group, Inc. Methods and apparatuses for minimizing co-channel interference
US7161988B2 (en) 2004-04-12 2007-01-09 The Directv Group, Inc. Method and apparatus for minimizing co-channel interference
US7961880B2 (en) 2005-08-26 2011-06-14 The Directv Group, Inc. Methods and apparatuses for determining scrambling codes for signal transmission
US7639763B2 (en) 2005-08-23 2009-12-29 Research In Motion Limited Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods
US7643590B2 (en) * 2005-08-23 2010-01-05 Research In Motion Limited Joint demodulation filter for co-channel interference reduction and related methods
KR101610305B1 (en) 2009-03-20 2016-04-20 삼성전자주식회사 Apparatus and method for reducing inter-cell interference in multiple input multiple output system
US8433015B2 (en) * 2009-12-03 2013-04-30 Glowlink Communications Technology, Inc. System for and method of removing unwanted inband signals from a received communication signal
KR101363385B1 (en) 2009-12-18 2014-02-14 한국전자통신연구원 Receiver of Real Time Locating System
US8938038B2 (en) * 2012-02-02 2015-01-20 Telefonaktiebolaget L M Ericsson (Publ) Extending the set of addressable interferers for interference mitigation
CN103051573B (en) * 2012-12-12 2016-07-06 锐迪科科技有限公司 Gsm system disturbs signal cancellation module and its implementation
US8938041B2 (en) 2012-12-18 2015-01-20 Intel Corporation Techniques for managing interference in multiple channel communications system
ES2901757T3 (en) * 2013-02-26 2022-03-23 Glowlink Communications Tech Inc System and method for removing unwanted in-band signals from a received communication signal
CN105703878B (en) * 2014-11-28 2019-04-30 联芯科技有限公司 A kind of sequence detecting method and device
KR102449737B1 (en) * 2015-06-25 2022-09-30 한국전자통신연구원 Method and apparatus for tuning finite impulse response filter in in-band full duplex transceiver

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05152894A (en) * 1991-07-29 1993-06-18 Oki Electric Ind Co Ltd Adaptive equalizer
IT1293447B1 (en) * 1997-07-14 1999-03-01 Cselt Centro Studi Lab Telecom PROCEDURE AND SYSTEM FOR RECEPTION OF DIGITAL SIGNALS
US6144710A (en) * 1998-04-23 2000-11-07 Lucent Technologies, Inc. Joint maximum likelihood sequence estimator with dynamic channel description
US6760388B2 (en) * 2001-12-07 2004-07-06 Qualcomm Incorporated Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems
US6714607B2 (en) * 2001-12-20 2004-03-30 Sbc Technology Resources, Inc. Joint demodulation using a viterbi equalizer having an adaptive total number of states
US7190743B2 (en) * 2002-07-29 2007-03-13 Bae Systems Information And Electronic Systems Integration Inc. Method and apparatus for optimizing tree pruning in a multiuser detector
GB2392065B (en) * 2002-08-15 2004-12-29 Toshiba Res Europ Ltd Signal decoding methods and apparatus
US7295636B2 (en) * 2003-03-28 2007-11-13 Texas Instruments Incorporated Linear single-antenna interference cancellation receiver

Also Published As

Publication number Publication date
AU2006284391B2 (en) 2009-12-10
KR100979742B1 (en) 2010-09-09
JP4845965B2 (en) 2011-12-28
KR20080036235A (en) 2008-04-25
JP2009506595A (en) 2009-02-12
EP1925092A4 (en) 2009-01-14
CN101292432A (en) 2008-10-22
CN101292433A (en) 2008-10-22
WO2007022627A1 (en) 2007-03-01
EP1925092A1 (en) 2008-05-28
EP1925091A4 (en) 2009-01-14
BRPI0614959A2 (en) 2011-04-26
CA2516910A1 (en) 2007-02-23
EP1925091A1 (en) 2008-05-28
WO2007022626A1 (en) 2007-03-01

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired