ATE416546T1 - Vorrichtung und verfahren zur störungsunterdrückung - Google Patents

Vorrichtung und verfahren zur störungsunterdrückung

Info

Publication number
ATE416546T1
ATE416546T1 AT03766846T AT03766846T ATE416546T1 AT E416546 T1 ATE416546 T1 AT E416546T1 AT 03766846 T AT03766846 T AT 03766846T AT 03766846 T AT03766846 T AT 03766846T AT E416546 T1 ATE416546 T1 AT E416546T1
Authority
AT
Austria
Prior art keywords
signal
component
whitening filter
filtered
symbol
Prior art date
Application number
AT03766846T
Other languages
English (en)
Inventor
Huseyin Arslan
Rajaram Ramesh
Original Assignee
Ericsson Inc
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 Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of ATE416546T1 publication Critical patent/ATE416546T1/de

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
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • 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
    • H04L25/025—Channel estimation channel estimation algorithms using least-mean-square [LMS] method
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/206—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Noise Elimination (AREA)
  • Control Of Electric Motors In General (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Error Detection And Correction (AREA)
AT03766846T 2002-08-01 2003-07-09 Vorrichtung und verfahren zur störungsunterdrückung ATE416546T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/210,606 US7133476B2 (en) 2002-08-01 2002-08-01 Apparatus and methods for suppression of interference among disparately-modulated signals

Publications (1)

Publication Number Publication Date
ATE416546T1 true ATE416546T1 (de) 2008-12-15

Family

ID=31187383

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03766846T ATE416546T1 (de) 2002-08-01 2003-07-09 Vorrichtung und verfahren zur störungsunterdrückung

Country Status (9)

Country Link
US (1) US7133476B2 (de)
EP (1) EP1532786B1 (de)
JP (1) JP4288234B2 (de)
KR (1) KR101013282B1 (de)
CN (1) CN1685680B (de)
AT (1) ATE416546T1 (de)
AU (1) AU2003248892A1 (de)
DE (1) DE60325066D1 (de)
WO (1) WO2004014031A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7929913B2 (en) * 2002-12-16 2011-04-19 Intel Corporation Adaptive receiver architecture
US7295636B2 (en) * 2003-03-28 2007-11-13 Texas Instruments Incorporated Linear single-antenna interference cancellation receiver
US7218665B2 (en) * 2003-04-25 2007-05-15 Bae Systems Information And Electronic Systems Integration Inc. Deferred decorrelating decision-feedback detector for supersaturated communications
US7532683B2 (en) * 2003-05-16 2009-05-12 Thomson Licensing Unified receiver for layered and hierarchical modulation systems
US8107560B2 (en) 2004-05-12 2012-01-31 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for interference cancellation in communication signal processing
FR2873877B1 (fr) * 2004-08-02 2006-12-01 Wavecom Sa Procede de conception d'un filtre de reception numerique et dispositif de reception correspondant
US8867676B2 (en) 2004-09-17 2014-10-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for controlling interference suppressing receivers
GB0421930D0 (en) * 2004-10-01 2004-11-03 Nokia Corp Signal receiver
US7801248B2 (en) * 2004-11-19 2010-09-21 Qualcomm Incorporated Interference suppression with virtual antennas
US7613228B2 (en) * 2005-08-10 2009-11-03 Bae Systems Information And Electronic Systems Integration Inc. M-Algorithm multiuser detector with correlation based pruning
US7697638B2 (en) * 2005-08-16 2010-04-13 Freescale Semiconductor, Inc. Modulation detection in a SAIC operational environment
EP1956718A1 (de) * 2007-02-09 2008-08-13 Research In Motion Limited Vorrichtung und dazugehöriges Verfahren zum Filtern eines Empfangssignals durch adaptiven Betrieb eines Weißungsfilters für Eingangsrauschen
US7848460B2 (en) * 2007-07-12 2010-12-07 Telefonaktiebolaget Lm Ericsson (Publ) Interference suppression method and apparatus
EP2326052A3 (de) * 2008-07-17 2011-06-01 Nokia Corporation Whitening-Kompensation eines spezifischen Datenblocks
US8837637B2 (en) * 2010-08-09 2014-09-16 Mediatek Inc. Method for dynamically adjusting one or more RF parameters and communications apparatus utilizing the same
US8929934B2 (en) * 2012-04-25 2015-01-06 Intel Mobile Communications GmbH Communication devices and methods for operating a communication device
US8929390B2 (en) * 2012-09-24 2015-01-06 Alcatel Lucent Methods and apparatuses for channel estimation in wireless networks
CN105379131B (zh) * 2014-03-11 2018-06-05 华为技术有限公司 一种信号处理方法、装置
CN105049141B (zh) * 2015-05-26 2017-04-05 西安电子科技大学 一种基于多维干扰空间模型的信号间干扰关系分析方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5430770A (en) 1994-04-22 1995-07-04 Rockwell International Corp. Method and apparatus for composite signal separation and PSK/AM/FM demodulation
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
US6590932B1 (en) * 1999-11-24 2003-07-08 Ericsson Inc. Methods, receiver devices and systems for whitening a signal disturbance in a communication signal
SE517039C2 (sv) * 2000-05-31 2002-04-02 Bjoern Ottersten Anordning och metod för kanalinterferensdämpning
FR2812480B1 (fr) * 2000-07-28 2003-01-17 Nortel Matra Cellular Procede de traitement d'un signal numerique en entree d'un egaliseur de canal
US6862326B1 (en) * 2001-02-20 2005-03-01 Comsys Communication & Signal Processing Ltd. Whitening matched filter for use in a communications receiver
US6944434B2 (en) * 2003-06-27 2005-09-13 Nokia Corporation Method and apparatus for suppressing co-channel interference in a receiver

Also Published As

Publication number Publication date
CN1685680A (zh) 2005-10-19
US7133476B2 (en) 2006-11-07
EP1532786A1 (de) 2005-05-25
JP4288234B2 (ja) 2009-07-01
US20040022335A1 (en) 2004-02-05
CN1685680B (zh) 2013-07-24
EP1532786B1 (de) 2008-12-03
AU2003248892A1 (en) 2004-02-23
DE60325066D1 (de) 2009-01-15
KR101013282B1 (ko) 2011-02-09
JP2005535225A (ja) 2005-11-17
WO2004014031A1 (en) 2004-02-12
KR20050073441A (ko) 2005-07-13

Similar Documents

Publication Publication Date Title
ATE416546T1 (de) Vorrichtung und verfahren zur störungsunterdrückung
DE502005005522D1 (de) Vorrichtung und verfahren zur wiederherstellung eines multikanal-audiosignals und zum erzeugen eines parameterdatensatzes hierfür
ATE251834T1 (de) Vorrichtung und verfahren zur rückkopplungsunterdrückung unter verwendung von einem adaptiven referenzfilter
EP1333681A3 (de) Filterungsverfahren und -vorrichtung zur Verminderung von Blockartefakten und Überschwingungsstörungen
DE502005002319D1 (de) Vorrichtung und verfahren zur robusten klassifizierung von audiosignalen sowie verfahren zu einrichtung und betrieb einer audiosignal-datenbank sowie computer-programm
AU2511799A (en) Method and device for representing and monitoring functional parameters of a physiological system
DE60033549D1 (de) Verfahren und vorrichtungen zur analyse von signalen
WO2008052200A3 (en) Method and apparatus for packet detection in a wireless communications system
DE60208571D1 (de) Übertragungs-verfahren, -einrichtung und -rechnerprogrammprodukte zur kanalcharakterisierung
ATE472136T1 (de) Vorrichtung und verfahren zur bussignalabschluss- kompensation während erfassten ruhe zyklus
ATE520255T1 (de) Verfahren und vorrichtung zum verarbeiten von bilddaten
DE602006019267D1 (de) Verfahren und Vorrichtung zur Reduzierung von Interferenzfrequenzen mit einem Kerbfilter
WO2009008806A3 (en) Interference suppression method and apparatus
WO2010120338A3 (en) Methods and apparatus for filter parameter determination and selection responsive to variable transforms in sparsity-based de-artifact filtering
DE50213655D1 (de) Verfahren und vorrichtung zur datenübertragung, wond empfänger signalisiert wird
ATE517493T1 (de) Verfahren und vorrichtung zur abschwächung der interferenz in mehrträger-modulationssystemen
EP4300489A3 (de) Verfahren und vorrichtung zur rauschminderung aus harmonischen rauschquellen
WO2007027839A3 (en) Device and methods for enhanced matched filtering based on correntropy
ATE477531T1 (de) Verfahren und vorrichtung zur durchführung von multiplikations- und akkumulierungsoperationen
DE602008003188D1 (de) Verfahren, Vorrichtungen und Systeme zum Verarbeiten eines Signals in Gegenwart von Schmalbandstörungen
ATE517492T1 (de) Vorverzerrungs- und rückentzerrungsschaltung.
DE60301469D1 (de) Verfahren, System und Datenträger zur Erzeugung von Videowasserzeichen, Verfahren und System zur Extraktion von diesen Wasserzeichen
ATE352135T1 (de) Vorrichtung und verfahren zur unterdrückung von zischlauten unter verwendung von adaptiven filteralgorithmen
ATE487275T1 (de) Verfahren und vorrichtung zur adaptiven filterung mittels des sign-algorithmus
DE602004022658D1 (de) Verfahren und anordnung mit speicherprotokol zur speicherverbindung

Legal Events

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