DE10085016T1 - Verfahren und Vorrichtung zur Interferenzauslöschung unter Verwendung komplexer Interferenz-Orthogonalisierungstechniken - Google Patents

Verfahren und Vorrichtung zur Interferenzauslöschung unter Verwendung komplexer Interferenz-Orthogonalisierungstechniken

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Publication number
DE10085016T1
DE10085016T1 DE10085016T DE10085016T DE10085016T1 DE 10085016 T1 DE10085016 T1 DE 10085016T1 DE 10085016 T DE10085016 T DE 10085016T DE 10085016 T DE10085016 T DE 10085016T DE 10085016 T1 DE10085016 T1 DE 10085016T1
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DE
Germany
Prior art keywords
interference
cancellation method
complex
orthogonalization techniques
interference cancellation
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.)
Withdrawn
Application number
DE10085016T
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English (en)
Inventor
Gregory Edward Bottomley
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of DE10085016T1 publication Critical patent/DE10085016T1/de
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/707Spread spectrum techniques using direct sequence modulation
    • H04B1/7097Interference-related aspects
    • H04B1/7103Interference-related aspects the interference being multiple access interference
    • H04B1/7105Joint detection techniques, e.g. linear detectors
DE10085016T 1999-09-22 2000-08-16 Verfahren und Vorrichtung zur Interferenzauslöschung unter Verwendung komplexer Interferenz-Orthogonalisierungstechniken Withdrawn DE10085016T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/401,565 US6515980B1 (en) 1999-09-22 1999-09-22 Methods and apparatus for interference cancellation using complex interference orthogonalization techniques
PCT/US2000/022504 WO2001022609A1 (en) 1999-09-22 2000-08-16 Methods and apparatus for interference cancellation using complex interference orthogonalization techniques

Publications (1)

Publication Number Publication Date
DE10085016T1 true DE10085016T1 (de) 2003-04-17

Family

ID=23588261

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10085016T Withdrawn DE10085016T1 (de) 1999-09-22 2000-08-16 Verfahren und Vorrichtung zur Interferenzauslöschung unter Verwendung komplexer Interferenz-Orthogonalisierungstechniken

Country Status (6)

Country Link
US (1) US6515980B1 (de)
JP (1) JP2003510883A (de)
CN (1) CN1391730A (de)
AU (1) AU6911000A (de)
DE (1) DE10085016T1 (de)
WO (1) WO2001022609A1 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6973063B1 (en) * 2000-03-21 2005-12-06 Ericsson, Inc. Methods, systems and apparatus for precompensating for interference among transmitted coded signals
US7031373B1 (en) * 2000-08-15 2006-04-18 Motorola, Inc. Apparatus for controlling a plurality of receiver fingers in a CDMA receiver
US6999501B1 (en) * 2000-09-15 2006-02-14 Telefonaktiebolaget Lm Ericsson (Publ) Method and device for attenuating an interferer from a communication signal
KR100438447B1 (ko) * 2000-10-20 2004-07-03 삼성전자주식회사 이동통신시스템에서 버스트 파일롯 송신장치 및 방법
ES2206374T3 (es) * 2000-12-28 2004-05-16 Com-Research Gmbh Solutions For Communication Systems Procedimiento y sistema para la supresion de interferencias para la transmision tdma y/o fdma.
JP2002232391A (ja) * 2001-01-30 2002-08-16 Matsushita Electric Ind Co Ltd 直交符号発生回路
DE10105733A1 (de) * 2001-02-08 2002-09-26 Infineon Technologies Ag Verfahren zur Bestimmung der Störleistung in einem CDMA-Funkempfänger und CDMA-Funkempfänger
US7318185B2 (en) * 2001-08-23 2008-01-08 Nortel Networks Limited Method and apparatus for scrambling based peak-to-average power ratio reduction without side information
CN100375394C (zh) * 2001-08-23 2008-03-12 北方电讯网络有限公司 通过组合陪集和强编码陪集标识符实现正交幅度调制的系统和方法
US9236902B2 (en) * 2001-08-28 2016-01-12 Texas Instruments Incorporated Combined equalizer and spread spectrum interference canceller method and implementation for the downlink of CDMA systems
US7158559B2 (en) 2002-01-15 2007-01-02 Tensor Comm, Inc. Serial cancellation receiver design for a coded signal processing engine
US8085889B1 (en) 2005-04-11 2011-12-27 Rambus Inc. Methods for managing alignment and latency in interference cancellation
KR100591700B1 (ko) * 2001-10-06 2006-07-03 엘지노텔 주식회사 배열 안테나 시스템에서 신호 경로 탐색 방법 및 이를위한 장치
US7394879B2 (en) * 2001-11-19 2008-07-01 Tensorcomm, Inc. Systems and methods for parallel signal cancellation
US20050101277A1 (en) * 2001-11-19 2005-05-12 Narayan Anand P. Gain control for interference cancellation
US7260506B2 (en) * 2001-11-19 2007-08-21 Tensorcomm, Inc. Orthogonalization and directional filtering
US20040146093A1 (en) * 2002-10-31 2004-07-29 Olson Eric S. Systems and methods for reducing interference in CDMA systems
US6999533B2 (en) * 2001-11-30 2006-02-14 Qualcomm, Incorporated Demodulating encoded data
US6917645B2 (en) * 2001-12-14 2005-07-12 Samsung Electronics Co., Ltd. Apparatus and method for detecting pilot channel signals with low signal-to-noise
US20040208238A1 (en) * 2002-06-25 2004-10-21 Thomas John K. Systems and methods for location estimation in spread spectrum communication systems
DE10239810A1 (de) * 2002-08-29 2004-03-11 Siemens Ag Verfahren und Sendeeinrichtung zum Übertragen von Daten in einem Mehrträgersystem
US7577186B2 (en) * 2002-09-20 2009-08-18 Tensorcomm, Inc Interference matrix construction
US7876810B2 (en) * 2005-04-07 2011-01-25 Rambus Inc. Soft weighted interference cancellation for CDMA systems
US7787572B2 (en) * 2005-04-07 2010-08-31 Rambus Inc. Advanced signal processors for interference cancellation in baseband receivers
US7808937B2 (en) 2005-04-07 2010-10-05 Rambus, Inc. Variable interference cancellation technology for CDMA systems
US8761321B2 (en) * 2005-04-07 2014-06-24 Iii Holdings 1, Llc Optimal feedback weighting for soft-decision cancellers
US7463609B2 (en) * 2005-07-29 2008-12-09 Tensorcomm, Inc Interference cancellation within wireless transceivers
US20050180364A1 (en) * 2002-09-20 2005-08-18 Vijay Nagarajan Construction of projection operators for interference cancellation
US8005128B1 (en) 2003-09-23 2011-08-23 Rambus Inc. Methods for estimation and interference cancellation for signal processing
US20050123080A1 (en) * 2002-11-15 2005-06-09 Narayan Anand P. Systems and methods for serial cancellation
US8179946B2 (en) 2003-09-23 2012-05-15 Rambus Inc. Systems and methods for control of advanced receivers
AU2003301493A1 (en) * 2002-10-15 2004-05-04 Tensorcomm Inc. Method and apparatus for interference suppression with efficient matrix inversion in a ds-cdma system
JP4163942B2 (ja) * 2002-12-25 2008-10-08 松下電器産業株式会社 無線通信装置及び無線送信方法
US7295636B2 (en) * 2003-03-28 2007-11-13 Texas Instruments Incorporated Linear single-antenna interference cancellation receiver
US7450556B2 (en) * 2003-07-10 2008-11-11 Via Telecom Co., Ltd. Method and apparatus estimating cell interference and noise for CDMA packet data channels
US7428260B2 (en) 2003-10-30 2008-09-23 Marvell World Trade Ltd. Unified MMSE equalization and multi-user detection approach for use in a CDMA system
US7437135B2 (en) * 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7400692B2 (en) * 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
US20050169354A1 (en) * 2004-01-23 2005-08-04 Olson Eric S. Systems and methods for searching interference canceled data
US7477710B2 (en) * 2004-01-23 2009-01-13 Tensorcomm, Inc Systems and methods for analog to digital conversion with a signal cancellation system of a receiver
US7680278B2 (en) * 2004-02-04 2010-03-16 Microsoft Corporation Domino scheme for wireless cryptographic communication and communication method incorporating same
SE0402003D0 (sv) * 2004-08-06 2004-08-06 Ericsson Telefon Ab L M Method and system of radio communications
US7711035B2 (en) * 2004-09-17 2010-05-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for suppressing communication signal interference
US20060125689A1 (en) * 2004-12-10 2006-06-15 Narayan Anand P Interference cancellation in a receive diversity system
EP2254265A3 (de) * 2005-01-05 2013-11-27 ATC Technologies, LLC Adaptive Strahlformung mit Mehrbenutzerdetektion und Interferenzreduktion bei Satellitenkommunikationsystemen und Verfahren
US20060229051A1 (en) * 2005-04-07 2006-10-12 Narayan Anand P Interference selection and cancellation for CDMA communications
US7826516B2 (en) 2005-11-15 2010-11-02 Rambus Inc. Iterative interference canceller for wireless multiple-access systems with multiple receive antennas
KR20070000321A (ko) * 2005-06-27 2007-01-02 삼성전자주식회사 직교주파수분할 다중접속 이동통신시스템에서 동적 채널할당방법
US7424071B2 (en) * 2005-06-27 2008-09-09 Icera Inc. Decoder and a method for determining a decoding reliability indicator
US8331216B2 (en) * 2005-08-09 2012-12-11 Qualcomm Incorporated Channel and interference estimation in single-carrier and multi-carrier frequency division multiple access systems
IL173069A0 (en) * 2006-01-10 2006-06-11 Zion Hadad Dr Cellular system and method
CN102208972B (zh) 2006-04-17 2014-11-26 高通股份有限公司 用于无线通信的噪声估计的方法和装置
US8326339B2 (en) * 2006-08-04 2012-12-04 Broadcom Corporation Method and apparatus to compute a noise power estimate in a WCDMA network
WO2008054917A2 (en) * 2006-08-22 2008-05-08 Viasat, Inc. Multi-satellite communication systems
US20080084856A1 (en) * 2006-10-06 2008-04-10 Motorola, Inc. System and method to facilitate path selection in a multihop network
US7738530B2 (en) * 2006-12-26 2010-06-15 Motorola, Inc. Interference suppression for partial usage of subchannels uplink
US7894555B2 (en) * 2007-08-02 2011-02-22 Telefonaktiebolaget Lm Ericsson (Publ) IQ imbalance image suppression
US7986930B2 (en) * 2007-08-02 2011-07-26 Telefonaktiebolaget Lm Ericsson (Publ) IQ imbalance image suppression in presence of unknown phase shift
KR101516101B1 (ko) * 2007-10-29 2015-05-04 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 기지국 장치, 무선 통신 방법 및 집적 회로
US8451778B2 (en) * 2008-04-30 2013-05-28 Lg Electronics Inc. Method and apparatus for transmitting control signal in radio communication system
CN101667859B (zh) * 2008-09-01 2012-08-29 电信科学技术研究院 一种数据传输方法、系统及装置
US8364184B2 (en) * 2008-09-04 2013-01-29 Gilat Satellite Networks Ltd. Signal cancellation in a satellite communication system
US8175135B1 (en) 2008-11-25 2012-05-08 Marvell International Ltd. Equalizer with adaptive noise loading
GB0905357D0 (en) * 2009-03-27 2009-05-13 Icera Inc Estimation of signal and interference power
AU2011204012A1 (en) 2010-01-11 2012-08-16 Electronics And Telecommunications Research Institute Carrier aggregation in wireless communication system
US20140220919A1 (en) * 2011-09-30 2014-08-07 Jun Yang Automatic frequency control methods and apparatus
US8644265B2 (en) * 2011-09-30 2014-02-04 Xiao-an Wang Wideband analog channel information feedback
US9344303B1 (en) 2012-01-04 2016-05-17 Marvell International Ltd. Adaptive signal covariance estimation for MMSE equalization
US10015798B2 (en) * 2012-01-05 2018-07-03 Samsung Electronics Co., Ltd. Method and system for managing co-channel interference on a traffic channel
CN103580721B (zh) * 2013-11-04 2015-12-02 复旦大学 一种复杂时变多径信道中多天线迭代多用户检测方法与装置
US9660743B1 (en) 2014-08-27 2017-05-23 Marvell International Ltd. Channel estimation by searching over channel response candidates having dominant components
US9595988B2 (en) 2014-12-10 2017-03-14 Intel Corporation Communication device and method for receiving a signal

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5218619A (en) * 1990-12-17 1993-06-08 Ericsson Ge Mobile Communications Holding, Inc. CDMA subtractive demodulation
US5673291A (en) 1994-09-14 1997-09-30 Ericsson Inc. Simultaneous demodulation and decoding of a digitally modulated radio signal using known symbols
US5572552A (en) * 1994-01-27 1996-11-05 Ericsson Ge Mobile Communications Inc. Method and system for demodulation of downlink CDMA signals
EP0721264B1 (de) 1994-06-23 2003-11-26 Ntt Mobile Communications Network Inc. Verfahren und anordnung zum empfangen eines code-division-multiplexsignals
US5677930A (en) * 1995-07-19 1997-10-14 Ericsson Inc. Method and apparatus for spread spectrum channel estimation
US5615209A (en) 1995-07-26 1997-03-25 Ericsson Inc. Method and apparatus for CDMA signal orthogonalization
US5809020A (en) * 1996-03-18 1998-09-15 Motorola, Inc. Method for adaptively adjusting weighting coefficients in a cDMA radio receiver
US5805567A (en) * 1996-09-13 1998-09-08 Lucent Technologies Inc. Orthogonal modulation scheme
FI105517B (fi) 1996-10-18 2000-08-31 Nokia Networks Oy Vastaanottomenetelmä ja vastaanotin
EP0884855A4 (de) 1996-11-29 1999-05-12 Mitsubishi Electric Corp Gerät zum entfernen einer gemeinsamen welle
IL119752A0 (en) * 1996-12-04 1997-09-30 Israel State Asynchronous CDMA decorrelating detector
US6208684B1 (en) * 1998-09-18 2001-03-27 Dspc Technologies Ltd. Cyclic adaptive receivers for DS-CDMA signals

Also Published As

Publication number Publication date
CN1391730A (zh) 2003-01-15
US6515980B1 (en) 2003-02-04
WO2001022609A1 (en) 2001-03-29
JP2003510883A (ja) 2003-03-18
AU6911000A (en) 2001-04-24

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Legal Events

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8180 Miscellaneous part 1

Free format text: DER ANMELDER IST ZU AENDERN IN: ERICSSON INC., RESEARCH TRIANGLE PARK, N.C., US

8139 Disposal/non-payment of the annual fee