ATE415765T1 - Kanalentzerrung - Google Patents

Kanalentzerrung

Info

Publication number
ATE415765T1
ATE415765T1 AT04713135T AT04713135T ATE415765T1 AT E415765 T1 ATE415765 T1 AT E415765T1 AT 04713135 T AT04713135 T AT 04713135T AT 04713135 T AT04713135 T AT 04713135T AT E415765 T1 ATE415765 T1 AT E415765T1
Authority
AT
Austria
Prior art keywords
channel
equalizer
response
equalization
signal processing
Prior art date
Application number
AT04713135T
Other languages
English (en)
Inventor
Markku Renfors
Tero Ihalainen
Stitz Tobias Hidalgo
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE415765T1 publication Critical patent/ATE415765T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/14—Control of transmission; Equalising characterised by the equalising network used
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier
    • 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
    • H04L25/022—Channel estimation of frequency response

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Optical Communication System (AREA)
AT04713135T 2004-02-20 2004-02-20 Kanalentzerrung ATE415765T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2004/000439 WO2005091583A1 (en) 2004-02-20 2004-02-20 Channel equalization

Publications (1)

Publication Number Publication Date
ATE415765T1 true ATE415765T1 (de) 2008-12-15

Family

ID=34957093

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04713135T ATE415765T1 (de) 2004-02-20 2004-02-20 Kanalentzerrung

Country Status (6)

Country Link
US (1) US7936851B2 (de)
EP (1) EP1716681B1 (de)
AT (1) ATE415765T1 (de)
DE (1) DE602004018035D1 (de)
TW (1) TWI348298B (de)
WO (1) WO2005091583A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2007111320A (ru) * 2004-09-28 2008-10-10 Мацусита Электрик Индастриал Ко., Лтд. (Jp) Устройство связи на нескольких несущих и способ связи на нескольких несущих
US7668269B2 (en) * 2005-05-09 2010-02-23 Ati Technologies, Inc. Systems, methods, and apparatus for phase noise mitigation
US8325829B2 (en) * 2006-01-24 2012-12-04 Stmicroelectronics N.V. High data rate transmission in a multi band OFDM system
US20080232236A1 (en) * 2007-03-19 2008-09-25 Legend Silicon Corp. Method and apparatus for channel estimation of ofdm with frequency inserted pilots
US8472912B2 (en) 2009-12-11 2013-06-25 Maxlinear, Inc. Low-complexity diversity using preequalization
US8718290B2 (en) 2010-01-26 2014-05-06 Audience, Inc. Adaptive noise reduction using level cues
US9378754B1 (en) 2010-04-28 2016-06-28 Knowles Electronics, Llc Adaptive spatial classifier for multi-microphone systems
CN101867548B (zh) * 2010-05-24 2014-01-15 北京科技大学 一种基于滤波器组多载波的盲频率跟踪算法
JP5779979B2 (ja) * 2011-05-23 2015-09-16 ソニー株式会社 受信装置、及び、受信方法
US20130223506A1 (en) * 2012-02-28 2013-08-29 Broadcom Corporation Flexible adaptive equalizer
JP5878803B2 (ja) * 2012-03-16 2016-03-08 日本放送協会 マルチキャリヤ変調信号受信装置
CN103841060B (zh) * 2012-11-23 2017-07-11 联芯科技有限公司 均衡器设计方法及均衡器
US9100255B2 (en) * 2013-02-19 2015-08-04 Futurewei Technologies, Inc. Frame structure for filter bank multi-carrier (FBMC) waveforms
US9014307B2 (en) 2013-02-25 2015-04-21 Itron, Inc. Radio to analog-to-digital sample rate decoupled from digital subsystem
US8958506B2 (en) 2013-02-25 2015-02-17 Itron, Inc. FSK/MSK decoder
US9426680B2 (en) 2013-02-25 2016-08-23 Itron, Inc. Real-time radio spectrum assessment engine
US8913701B2 (en) 2013-02-25 2014-12-16 Itron, Inc. Multichannel radio receiver with overlapping channel filters
US8934532B2 (en) 2013-02-25 2015-01-13 Itron, Inc. Simultaneous reception of multiple modulation schemes
US9252998B2 (en) 2013-02-25 2016-02-02 Itron, Inc. Radio to detect and compensate for frequency misalignment
US9787377B2 (en) * 2014-12-17 2017-10-10 Qualcomm Incorporated Mutual WLAN and WAN interference mitigation in unlicensed spectrum
US9787356B2 (en) * 2015-09-22 2017-10-10 Nxp Usa, Inc. System and method for large dimension equalization using small dimension equalizers
US9992124B2 (en) 2015-10-09 2018-06-05 Itron, Inc. Multi-channel decoder architecture
EP3203695A1 (de) * 2016-02-04 2017-08-09 ABB Schweiz AG Matrixentzerrer für cmfb-übertragung in dispersiven kanälen
US9667455B1 (en) 2016-03-23 2017-05-30 Nxp Usa, Inc. System and method for large dimension equalization using small dimension equalizers and bypassed equalizers
FR3056368B1 (fr) * 2016-09-21 2018-09-28 Commissariat A L'energie Atomique Et Aux Energies Alternatives Emetteur ofdm a filtrage par blocs et systeme d'emission/reception correspondant
KR101916525B1 (ko) 2016-09-30 2018-11-07 연세대학교 산학협력단 필터 뱅크 멀티캐리어 시스템 및 필터링 방법
CN109547181B (zh) * 2018-10-08 2020-02-14 华中科技大学 一种短滤波器、单载波系统及多载波系统
US11394414B2 (en) * 2020-04-20 2022-07-19 Bae Systems Information And Electronic Systems Integration Inc. Method of wireless interference mitigation with efficient utilization of computational resources
US11025358B1 (en) 2020-04-20 2021-06-01 Bae Systems Information And Electronic Systems Integration Inc. Method of adaptively mitigating common template multi-channel wireless interference

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4270179A (en) * 1979-06-29 1981-05-26 Ricoh Company, Ltd. Complex ternary correlator and method for adaptive gradient computation
CA2124376A1 (en) * 1993-07-16 1995-01-17 William Lewis Betts Method and apparatus for encoding data for transfer over a communication channel
US5555285A (en) * 1995-03-30 1996-09-10 Westell Incorporated Multi-variate system having an intelligent telecommunications interface with automatic adaptive delay distortion equalization (and related method)
US5940440A (en) * 1996-05-07 1999-08-17 Lucent Technologies Inc. Generalized multimodulus technique for blind equalization
US5835731A (en) 1996-09-18 1998-11-10 Lucent Technologies Inc. Technique for improving the blind convergence of a two-filter adaptive equalizer
US5809074A (en) 1996-11-08 1998-09-15 Lucent Technologies Inc. Technique for improving the blind convergence of an adaptive equalizer using a transition algorithm
US6075816A (en) * 1996-11-27 2000-06-13 Lucent Technologies, Inc. Windowing technique for blind equalization
US5900778A (en) * 1997-05-08 1999-05-04 Stonick; John T. Adaptive parametric signal predistorter for compensation of time varying linear and nonlinear amplifier distortion
EP0961448B1 (de) * 1998-05-26 2009-01-07 Panasonic Corporation Modulator, Demodulator, und Übertragungssystem für OFDM-Übertragung
DE10060425A1 (de) * 2000-12-05 2002-06-13 Infineon Technologies Ag Empfängerschaltung
US20030067997A1 (en) 2001-10-04 2003-04-10 Mark Kintis Intermediate frequency signal amplitude equalizer for multichannel applications
US6968171B2 (en) * 2002-06-04 2005-11-22 Sierra Wireless, Inc. Adaptive noise reduction system for a wireless receiver
US6792057B2 (en) * 2002-08-29 2004-09-14 Bae Systems Information And Electronic Systems Integration Inc Partial band reconstruction of frequency channelized filters
GB2394390B (en) * 2002-10-18 2005-07-06 Ipwireless Inc Arrangement and method for RF filter
US20040252772A1 (en) 2002-12-31 2004-12-16 Markku Renfors Filter bank based signal processing

Also Published As

Publication number Publication date
EP1716681B1 (de) 2008-11-26
TWI348298B (en) 2011-09-01
EP1716681A1 (de) 2006-11-02
DE602004018035D1 (de) 2009-01-08
US20080043827A1 (en) 2008-02-21
WO2005091583A1 (en) 2005-09-29
TW200601758A (en) 2006-01-01
US7936851B2 (en) 2011-05-03

Similar Documents

Publication Publication Date Title
TWI348298B (en) Channel equalization
ATE289152T1 (de) Audiosignalverarbeitung
ATE466413T1 (de) Verfahren und vorrichtung mit basisbandtransformation zur verbesserung von senderleistung
DK1072089T3 (da) Fremgangsmåde og apparat til bearbejdning af audiosignaler
WO2001061526A3 (en) Signal processing technique
EP4002358A4 (de) Adaptives audioverarbeitungsverfahren, vorrichtung, computerprogramm und aufzeichnungsmedium dafür in einem drahtlosen kommunikationssystem
TW200625838A (en) Method and communication unit for use in a wideband wireless communication system
ATE405053T1 (de) Schätzung von zwei ofdm-übertragungskanälen
DK1139769T3 (da) Fremgangsmåde og indretning til forarbejdning af slagteprodukter
HK1083918A1 (en) Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal
MY189034A (en) Discovery signal design
MY125290A (en) Estimated channel with varying number of taps
WO2007060443A3 (en) Audio signal processing method and system
WO2009121795A3 (en) Equalisation processing
TW200713878A (en) Communication system, communication apparatus, method and program
MXPA05011433A (es) Ecualizador.
EP1684136A3 (de) Verfahren zur seriellen Datenübertragung zwischen einem Positionsmesssystem und einer Verarbeitungseinheit
MY134326A (en) Method and apparatus for adjacent channel interference reduction in an orthogonal frequency division multiplexing (ofdm) receiver
WO2002011283A3 (en) Amplitude limitation
TW200737805A (en) Method and device for channel response determination
WO2004103022A3 (de) Vorrichtung und verfahren zum berechnen eines diskreten werts einer komponente in einem lautsprechersignal
EP1815716A4 (de) Vorrichtung und verfahren zur verarbeitung von mehrkanal-audioeingangssignalen zur erzeugung von mindestens zwei kanalausgangssignalen daraus sowie computerlesbares medium mit ausführbarem code zur durchführung dieses verfahrens
WO2006124170A3 (en) Method and apparatus for controlling data transfer in a processing system
CN107889006B (zh) 一种灵活调节降噪信号延时的主动降噪系统
DE60327902D1 (de) Audioverarbeitungssystem

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties