DE10084900T1 - Empfänger und Verfahren zum Empfangen von Gleichkanalsignalen durch Kanaltrennung und sukzessives Auflösen - Google Patents

Empfänger und Verfahren zum Empfangen von Gleichkanalsignalen durch Kanaltrennung und sukzessives Auflösen

Info

Publication number
DE10084900T1
DE10084900T1 DE10084900T DE10084900T DE10084900T1 DE 10084900 T1 DE10084900 T1 DE 10084900T1 DE 10084900 T DE10084900 T DE 10084900T DE 10084900 T DE10084900 T DE 10084900T DE 10084900 T1 DE10084900 T1 DE 10084900T1
Authority
DE
Germany
Prior art keywords
channel
receiver
receiving
separation
channel signals
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.)
Ceased
Application number
DE10084900T
Other languages
English (en)
Inventor
Huseyin Arslan
Karl James Molnar
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.)
Ericsson Inc
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
Publication of DE10084900T1 publication Critical patent/DE10084900T1/de
Ceased legal-status Critical Current

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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71072—Successive interference cancellation
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71075—Parallel interference cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Transmission System (AREA)
DE10084900T 1999-08-12 2000-08-02 Empfänger und Verfahren zum Empfangen von Gleichkanalsignalen durch Kanaltrennung und sukzessives Auflösen Ceased DE10084900T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/373,406 US6574235B1 (en) 1999-08-12 1999-08-12 Methods of receiving co-channel signals by channel separation and successive cancellation and related receivers
PCT/US2000/021107 WO2001013532A1 (en) 1999-08-12 2000-08-02 Receivers and methods of receiving co-channel signals by channel separation and successive cancellation

Publications (1)

Publication Number Publication Date
DE10084900T1 true DE10084900T1 (de) 2002-09-05

Family

ID=23472277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10084900T Ceased DE10084900T1 (de) 1999-08-12 2000-08-02 Empfänger und Verfahren zum Empfangen von Gleichkanalsignalen durch Kanaltrennung und sukzessives Auflösen

Country Status (6)

Country Link
US (1) US6574235B1 (de)
JP (1) JP4554860B2 (de)
CN (1) CN1179495C (de)
AU (1) AU6618800A (de)
DE (1) DE10084900T1 (de)
WO (1) WO2001013532A1 (de)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020075908A (ko) * 2000-02-07 2002-10-07 에릭슨 인크. 차동 코딩 및 변조 방법
US6961573B1 (en) * 2000-12-22 2005-11-01 Cisco Technology, Inc. System and method for routing communications based on wireless communication link quality
US7142809B1 (en) * 2001-02-27 2006-11-28 The Directv Group, Inc. Device and method to locally fill gaps in spotbeam satellite systems with frequency re-use
US20020154055A1 (en) * 2001-04-18 2002-10-24 Robert Davis LAN based satellite antenna/satellite multiswitch
US7245671B1 (en) * 2001-04-27 2007-07-17 The Directv Group, Inc. Preprocessing signal layers in a layered modulation digital signal system to use legacy receivers
US7184473B2 (en) * 2001-04-27 2007-02-27 The Directv Group, Inc. Equalizers for layered modulated and other signals
US8005035B2 (en) * 2001-04-27 2011-08-23 The Directv Group, Inc. Online output multiplexer filter measurement
US7483505B2 (en) * 2001-04-27 2009-01-27 The Directv Group, Inc. Unblind equalizer architecture for digital communication systems
US7184489B2 (en) * 2001-04-27 2007-02-27 The Directv Group, Inc. Optimization technique for layered modulation
US7778365B2 (en) * 2001-04-27 2010-08-17 The Directv Group, Inc. Satellite TWTA on-line non-linearity measurement
US7423987B2 (en) * 2001-04-27 2008-09-09 The Directv Group, Inc. Feeder link configurations to support layered modulation for digital signals
US7471735B2 (en) * 2001-04-27 2008-12-30 The Directv Group, Inc. Maximizing power and spectral efficiencies for layered and conventional modulations
US7173981B1 (en) * 2001-04-27 2007-02-06 The Directv Group, Inc. Dual layer signal processing in a layered modulation digital signal system
US7209524B2 (en) * 2001-04-27 2007-04-24 The Directv Group, Inc. Layered modulation for digital signals
US7583728B2 (en) * 2002-10-25 2009-09-01 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7822154B2 (en) * 2001-04-27 2010-10-26 The Directv Group, Inc. Signal, interference and noise power measurement
US20050063487A1 (en) * 2001-05-08 2005-03-24 Soheil Sayegh Method and apparatus for parameter estimation, modulation classification and interference characterization in satellite communication systems
DE10220892A1 (de) 2002-05-10 2003-12-18 Fraunhofer Ges Forschung Sendevorrichtung und Empfangsvorrichtung
AU2003280499A1 (en) * 2002-07-01 2004-01-19 The Directv Group, Inc. Improving hierarchical 8psk performance
EP1529347B1 (de) 2002-07-03 2016-08-24 The Directv Group, Inc. Verfahren und vorrichtung zur modulation in schichten
US7954127B2 (en) * 2002-09-25 2011-05-31 The Directv Group, Inc. Direct broadcast signal distribution methods
US7474710B2 (en) * 2002-10-25 2009-01-06 The Directv Group, Inc. Amplitude and phase matching for layered modulation reception
EP1563620B1 (de) * 2002-10-25 2012-12-05 The Directv Group, Inc. Signalprozessor für geschichtete Modulation mit niedrigerer Komplexität
US7529312B2 (en) * 2002-10-25 2009-05-05 The Directv Group, Inc. Layered modulation for terrestrial ATSC applications
AU2003282854A1 (en) * 2002-10-25 2004-05-25 The Directv Group, Inc. Method and apparatus for tailoring carrier power requirements according to availability in layered modulation systems
ES2343005T3 (es) * 2002-10-25 2010-07-21 The Directv Group, Inc. Estimacion del punto de funcionamiento en un amplificador de tubo de ondas viajeras no lineal.
US7496164B1 (en) * 2003-05-02 2009-02-24 At&T Mobility Ii Llc Systems and methods for interference cancellation in a radio receiver system
KR101005036B1 (ko) * 2003-05-16 2010-12-30 톰슨 라이센싱 레이어된 그리고 계층적인 변조 시스템을 위한 통합 수신기
US7502429B2 (en) * 2003-10-10 2009-03-10 The Directv Group, Inc. Equalization for traveling wave tube amplifier nonlinearity measurements
US7623553B2 (en) * 2003-11-03 2009-11-24 Qualcomm Incorporated Method, apparatus, and system for data transmission and processing in a wireless communication environment
US7672285B2 (en) * 2004-06-28 2010-03-02 Dtvg Licensing, Inc. Method and apparatus for minimizing co-channel interference by scrambling
US7161988B2 (en) * 2004-04-12 2007-01-09 The Directv Group, Inc. Method and apparatus for minimizing co-channel interference
US7412209B2 (en) * 2004-04-12 2008-08-12 The Directv Group, Inc. Shifted channel characteristics for mitigating co-channel interference
US7233777B2 (en) * 2004-08-31 2007-06-19 L-3 Integrated Systems Company Separation of AM cochannel signals in an overloaded signal environment
US7950038B2 (en) * 2005-04-01 2011-05-24 The Directv Group, Inc. Transponder tuning and mapping
US8549565B2 (en) * 2005-04-01 2013-10-01 The Directv Group, Inc. Power balancing signal combiner
US7987486B2 (en) * 2005-04-01 2011-07-26 The Directv Group, Inc. System architecture for control and signal distribution on coaxial cable
US7945932B2 (en) * 2005-04-01 2011-05-17 The Directv Group, Inc. Narrow bandwidth signal delivery system
US8024759B2 (en) * 2005-04-01 2011-09-20 The Directv Group, Inc. Backwards-compatible frequency translation module for satellite video delivery
US7958531B2 (en) 2005-04-01 2011-06-07 The Directv Group, Inc. Automatic level control for incoming signals of different signal strengths
US7900230B2 (en) * 2005-04-01 2011-03-01 The Directv Group, Inc. Intelligent two-way switching network
US8621525B2 (en) * 2005-04-01 2013-12-31 The Directv Group, Inc. Signal injection via power supply
US7426378B2 (en) * 2005-04-05 2008-09-16 L-3 Communications Integrated Systems, L.P. Separation of cochannel FM signals
US7991348B2 (en) 2005-10-12 2011-08-02 The Directv Group, Inc. Triple band combining approach to satellite signal distribution
US8019275B2 (en) * 2005-10-12 2011-09-13 The Directv Group, Inc. Band upconverter approach to KA/KU signal distribution
US20070089142A1 (en) * 2005-10-14 2007-04-19 John Norin Band converter approach to Ka/Ku signal distribution
US8396141B2 (en) * 2005-11-29 2013-03-12 Telefonaktiebolaget L M Ericsson (Publ) Efficient cell selection
US7715786B2 (en) * 2006-02-08 2010-05-11 The Directv Group, Inc. Blind identification of advanced modulation and coding modes
MX2008015654A (es) * 2006-06-09 2009-02-16 Directv Group Inc Modo de presentacion para corrientes de bits en varios formatos.
WO2007149403A2 (en) * 2006-06-16 2007-12-27 The Directv Group, Inc. Digital storage media command and control data indexing
US8719875B2 (en) 2006-11-06 2014-05-06 The Directv Group, Inc. Satellite television IP bitstream generator receiving unit
US8712318B2 (en) 2007-05-29 2014-04-29 The Directv Group, Inc. Integrated multi-sat LNB and frequency translation module
US8238813B1 (en) 2007-08-20 2012-08-07 The Directv Group, Inc. Computationally efficient design for broadcast satellite single wire and/or direct demod interface
US9942618B2 (en) * 2007-10-31 2018-04-10 The Directv Group, Inc. SMATV headend using IP transport stream input and method for operating the same
CN101534507B (zh) * 2008-03-12 2014-04-16 株式会社Ntt都科摩 物理资源的分配方法及装置
WO2009145588A2 (ko) * 2008-05-29 2009-12-03 한국전자통신연구원 방송/통신 데이터 송수신 방법 및 장치
BRPI1006912A2 (pt) 2009-01-06 2016-02-16 Directv Group Inc estimação de deriva de frequência para unidade externa de baixo custo
JP5475017B2 (ja) * 2009-02-16 2014-04-16 エレクトロビット・システム・テスト・オサケユキテュア 信号推定を形成する方法及び装置
US8611820B2 (en) * 2009-09-22 2013-12-17 Qualcomm Incorporated Signal separation for energy harvesting
US20110069749A1 (en) * 2009-09-24 2011-03-24 Qualcomm Incorporated Nonlinear equalizer to correct for memory effects of a transmitter
US9673515B2 (en) * 2010-04-07 2017-06-06 Robert J. Crowley Wireless conformal antenna system and method of operation
WO2017069508A1 (en) 2015-10-19 2017-04-27 Samsung Electronics Co., Ltd. Receiving apparatus and decoding method thereof

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4981961A (en) * 1988-09-12 1991-01-01 Bioprobe International, Inc. Synthetic affinity ligand compositions and methods for purification and recovery of organic molecules
JPH0282831A (ja) * 1988-09-20 1990-03-23 Fujitsu Ltd 交差偏波間干渉補償方式
US5151919A (en) * 1990-12-17 1992-09-29 Ericsson-Ge Mobile Communications Holding Inc. Cdma subtractive demodulation
US5218619A (en) * 1990-12-17 1993-06-08 Ericsson Ge Mobile Communications Holding, Inc. CDMA subtractive demodulation
US5550809A (en) * 1992-04-10 1996-08-27 Ericsson Ge Mobile Communications, Inc. Multiple access coding using bent sequences for mobile radio communications
GB2279851B (en) * 1993-07-01 1997-10-01 Roke Manor Research Threshold cancellation means for use in digital mobile radio networks
JPH07321681A (ja) * 1994-05-30 1995-12-08 Nec Corp 干渉波除去装置
JP2590441B2 (ja) * 1994-08-16 1997-03-12 郵政省通信総合研究所長 干渉波検出方法
US5644592A (en) * 1995-04-24 1997-07-01 California Institute Of Technology Parallel interference cancellation for CDMA applications
US5748677A (en) * 1996-01-16 1998-05-05 Kumar; Derek D. Reference signal communication method and system
JPH1141159A (ja) * 1997-07-15 1999-02-12 Nippon Telegr & Teleph Corp <Ntt> 通信装置
US6370397B1 (en) * 1998-05-01 2002-04-09 Telefonaktiebolaget Lm Ericsson (Publ) Search window delay tracking in code division multiple access communication systems
US6304618B1 (en) 1998-08-31 2001-10-16 Ericsson Inc. Methods and systems for reducing co-channel interference using multiple timings for a received signal

Also Published As

Publication number Publication date
JP4554860B2 (ja) 2010-09-29
WO2001013532A1 (en) 2001-02-22
AU6618800A (en) 2001-03-13
CN1379933A (zh) 2002-11-13
CN1179495C (zh) 2004-12-08
US6574235B1 (en) 2003-06-03
JP2003507925A (ja) 2003-02-25

Similar Documents

Publication Publication Date Title
DE10084900T1 (de) Empfänger und Verfahren zum Empfangen von Gleichkanalsignalen durch Kanaltrennung und sukzessives Auflösen
DE59902701D1 (de) Verfahren zum synchronisieren von mehreren digitalen eingangssignalen
DE60034986D1 (de) Verfahren und Vorrichtung zum Empfangen von Fernsehsignalen
DE69627737D1 (de) Verfahren und Einrichtung zum Empfang von durch Intersymbolinterferenz getroffenen Signalen
DE19982026D2 (de) Verfahren zum Empfang von Spreizspektrumsignalen
GB2344889B (en) Seismic signal analysis method
AU2001251058A1 (en) System and method for estimating separation distance between impulse radios using impulse signal amplitude
GB2367199B (en) Apparatus for receiving ranging signals
HK1071197A1 (en) Method and apparatus for detecting excess delay ina communication signal
DE69836157D1 (de) Verfahren und Vorrichtung zum Demultiplexen digitaler Signalströme
DE69833130D1 (de) Verfahren und Vorrichtung zum Empfang von Funksignalen
AU2002229058A1 (en) Method for estimating signal strengths
HK1051722A1 (en) Method, apparatus, and system for signal prediction
AU4159899A (en) Method for processing time lapsed seismic data signals
DE69910161D1 (de) Vorrichtung zum empfangen von signalen
DE69629986D1 (de) Verfahren und Gerät zum Kodieren digitaler akustischer Signale
DE50115110D1 (de) Rundfunkempfänger für den empfang von digitalen rundfunksignalen und verfahren zum empfang von digitalen rundfunksignalen
GB0005878D0 (en) Method and apparatus for broadcast signal recording
DE59808380D1 (de) Verfahren zum kanalschätzen aus über einen funkkanal übertragenen empfangssignalen
DE69936324D1 (de) Verfahren zur Herabsetzung von Störsignalen und Empfänger
DE69930029D1 (de) Verfahren und Vorrichtung zum Empfang von Spreizspektrumsignalen
ATA99398A (de) Verfahren zur trennung und zur detektion von gleichkanal-signalen
DE69942241D1 (de) Verfahren zur zyklischen Detektion von digitalen cyclostationären Funksignalen mit Polarisationsdiversität
DE60137771D1 (de) Fernsehempfänger und verfahren zum empfangen eines rundfunksignals
EP1320928A4 (de) Gmc-filter und verfahren zur unterdrückung durch das filter eingeführter unerwünschter signale

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
R016 Response to examination communication
R016 Response to examination communication
R002 Refusal decision in examination/registration proceedings
R003 Refusal decision now final