GB2485427B - Methods and apparatus for weighted equalization - Google Patents

Methods and apparatus for weighted equalization

Info

Publication number
GB2485427B
GB2485427B GB201106036A GB201106036A GB2485427B GB 2485427 B GB2485427 B GB 2485427B GB 201106036 A GB201106036 A GB 201106036A GB 201106036 A GB201106036 A GB 201106036A GB 2485427 B GB2485427 B GB 2485427B
Authority
GB
United Kingdom
Prior art keywords
methods
weighted equalization
equalization
weighted
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.)
Expired - Fee Related
Application number
GB201106036A
Other versions
GB201106036D0 (en
GB2485427A (en
Inventor
Markus Nentwig
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.)
Renesas Electronics Corp
Original Assignee
Renesas Mobile Corp
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 Renesas Mobile Corp filed Critical Renesas Mobile Corp
Priority to GB201106036A priority Critical patent/GB2485427B/en
Publication of GB201106036D0 publication Critical patent/GB201106036D0/en
Publication of GB2485427A publication Critical patent/GB2485427A/en
Application granted granted Critical
Publication of GB2485427B publication Critical patent/GB2485427B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • 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
    • H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
    • 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
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • H04L2025/03617—Time recursive algorithms
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB201106036A 2011-04-08 2011-04-08 Methods and apparatus for weighted equalization Expired - Fee Related GB2485427B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB201106036A GB2485427B (en) 2011-04-08 2011-04-08 Methods and apparatus for weighted equalization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201106036A GB2485427B (en) 2011-04-08 2011-04-08 Methods and apparatus for weighted equalization

Publications (3)

Publication Number Publication Date
GB201106036D0 GB201106036D0 (en) 2011-05-25
GB2485427A GB2485427A (en) 2012-05-16
GB2485427B true GB2485427B (en) 2012-11-07

Family

ID=44122864

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201106036A Expired - Fee Related GB2485427B (en) 2011-04-08 2011-04-08 Methods and apparatus for weighted equalization

Country Status (1)

Country Link
GB (1) GB2485427B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015139669A1 (en) * 2014-03-21 2015-09-24 Huawei Technologies Co., Ltd. System and method for avoiding collisions between open discovery and cellular resources

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105099970B (en) 2014-04-24 2018-08-14 富士通株式会社 Adaptive equalizer, adaptive equilibrium method and receiver

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001047200A1 (en) * 1999-12-21 2001-06-28 Thomson Licensing S.A. Sub-band frequency equalization for terrestrial wireless digital channels
US20030210741A1 (en) * 2002-05-09 2003-11-13 Mark Fimoff Channel estimator for an adaptive equalizer
US20040042557A1 (en) * 2002-08-29 2004-03-04 Kabel Allan M. Partial band reconstruction of frequency channelized filters
US20050181741A1 (en) * 2004-02-13 2005-08-18 Raj Raghu G. Method and apparatus for processing a frequency modulated (FM) signal using an adaptive equalizer
US20090201796A1 (en) * 2008-02-13 2009-08-13 Nortel Networks Limited Low conversion rate digital dispersion compensation
EP2096814A2 (en) * 2008-02-27 2009-09-02 Fujitsu Limited Calculation of equalizer weights
US20110058595A1 (en) * 2009-09-10 2011-03-10 Paradise Datacom, L.L.C. Method and Apparatus for Detecting In-band Interference in a Data Communications Modem

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001047200A1 (en) * 1999-12-21 2001-06-28 Thomson Licensing S.A. Sub-band frequency equalization for terrestrial wireless digital channels
US20030210741A1 (en) * 2002-05-09 2003-11-13 Mark Fimoff Channel estimator for an adaptive equalizer
US20040042557A1 (en) * 2002-08-29 2004-03-04 Kabel Allan M. Partial band reconstruction of frequency channelized filters
US20050181741A1 (en) * 2004-02-13 2005-08-18 Raj Raghu G. Method and apparatus for processing a frequency modulated (FM) signal using an adaptive equalizer
US20090201796A1 (en) * 2008-02-13 2009-08-13 Nortel Networks Limited Low conversion rate digital dispersion compensation
EP2096814A2 (en) * 2008-02-27 2009-09-02 Fujitsu Limited Calculation of equalizer weights
US20110058595A1 (en) * 2009-09-10 2011-03-10 Paradise Datacom, L.L.C. Method and Apparatus for Detecting In-band Interference in a Data Communications Modem

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015139669A1 (en) * 2014-03-21 2015-09-24 Huawei Technologies Co., Ltd. System and method for avoiding collisions between open discovery and cellular resources

Also Published As

Publication number Publication date
GB201106036D0 (en) 2011-05-25
GB2485427A (en) 2012-05-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140102 AND 20140108

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140109 AND 20140115

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170408