CN1636331A - 编码信号处理引擎的干扰矩阵的构造 - Google Patents
编码信号处理引擎的干扰矩阵的构造 Download PDFInfo
- Publication number
- CN1636331A CN1636331A CNA028225473A CN02822547A CN1636331A CN 1636331 A CN1636331 A CN 1636331A CN A028225473 A CNA028225473 A CN A028225473A CN 02822547 A CN02822547 A CN 02822547A CN 1636331 A CN1636331 A CN 1636331A
- Authority
- CN
- China
- Prior art keywords
- channel
- transmitter
- signal
- matrix
- eliminate
- 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.)
- Granted
Links
Images
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
-
- 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
- H04B1/7105—Joint detection techniques, e.g. linear detectors
-
- 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
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (95)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33148001P | 2001-11-16 | 2001-11-16 | |
US60/331,480 | 2001-11-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1636331A true CN1636331A (zh) | 2005-07-06 |
CN100385814C CN100385814C (zh) | 2008-04-30 |
Family
ID=23294148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028225473A Expired - Lifetime CN100385814C (zh) | 2001-11-16 | 2002-11-15 | 用于构造编码信号处理引擎的干扰矩阵的方法和装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7200183B2 (zh) |
EP (1) | EP1540860A2 (zh) |
JP (1) | JP4295112B2 (zh) |
KR (1) | KR20050044494A (zh) |
CN (1) | CN100385814C (zh) |
AU (1) | AU2002346418A1 (zh) |
WO (1) | WO2003044969A2 (zh) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6560461B1 (en) | 1997-08-04 | 2003-05-06 | Mundi Fomukong | Authorized location reporting paging system |
FR2783987B1 (fr) * | 1998-09-11 | 2006-08-04 | Commissariat Energie Atomique | Procede de reception de signaux amrc a suppression parallele d'interferences, etage et recepteur correspondants |
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 |
US8179946B2 (en) | 2003-09-23 | 2012-05-15 | Rambus Inc. | Systems and methods for control of advanced receivers |
US7738534B2 (en) * | 2003-11-24 | 2010-06-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Multi-transmitter interference suppression using code-specific combining |
WO2006093723A2 (en) * | 2005-02-25 | 2006-09-08 | Data Fusion Corporation | Mitigating interference in a signal |
US7826516B2 (en) | 2005-11-15 | 2010-11-02 | Rambus Inc. | Iterative interference canceller for wireless multiple-access systems with multiple receive antennas |
US8542555B1 (en) * | 2005-08-09 | 2013-09-24 | Charles A. Uzes | System for detecting, tracking, and reconstructing signals in spectrally competitive environments |
US7643377B1 (en) | 2005-08-09 | 2010-01-05 | Uzes Charles A | System for detecting, tracking, and reconstructing signals in spectrally competitive environments |
US7782710B1 (en) | 2005-08-09 | 2010-08-24 | Uzes Charles A | System for detecting, tracking, and reconstructing signals in spectrally competitive environments |
US7394724B1 (en) * | 2005-08-09 | 2008-07-01 | Uzes Charles A | System for detecting, tracking, and reconstructing signals in spectrally competitive environments |
US7751463B2 (en) * | 2006-12-05 | 2010-07-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for suppressing interference based on channelization code power estimation with bias removal |
US8737451B2 (en) * | 2007-03-09 | 2014-05-27 | Qualcomm Incorporated | MMSE MUD in 1x mobiles |
US8036312B2 (en) * | 2007-03-30 | 2011-10-11 | Freescale Semiconductor, Inc. | System and method for determining signal phase |
US7995641B2 (en) * | 2007-11-06 | 2011-08-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for code power parameter estimation for received signal processing |
US8406280B2 (en) | 2008-03-18 | 2013-03-26 | Argon St, Inc. | System and method for mitigating severe multipath interference for geolocation and navigation |
US7986919B2 (en) * | 2008-03-19 | 2011-07-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Simplified impairments matrix calculation for SINR estimation |
US8854944B2 (en) * | 2009-01-17 | 2014-10-07 | Qualcomm Incorporated | Methods and apparatus for interference cancellation |
US9001867B2 (en) * | 2013-02-13 | 2015-04-07 | Qualcomm Incorporated | Method and apparatus for managing interference in full-duplex communication |
FR3023440B1 (fr) * | 2014-07-04 | 2017-12-15 | Commissariat Energie Atomique | Methode de poursuite de phase aveugle pour recepteur fbmc |
EP3284227B1 (en) * | 2015-04-16 | 2023-04-05 | Andrew Wireless Systems GmbH | Uplink signal combiners for mobile radio signal distribution systems using ethernet data networks |
CN107070581B (zh) * | 2016-12-29 | 2019-10-25 | 上海华为技术有限公司 | 一种干扰消除方法以及基站 |
EP3616372B1 (en) * | 2017-04-28 | 2022-08-31 | Telefonaktiebolaget LM Ericsson (Publ) | Base transceiver station interference cancellation for reuse of terrestrial carrier in air-to-ground communication |
Family Cites Families (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5343493A (en) | 1993-03-16 | 1994-08-30 | Hughes Aircraft Company | Personal assistance system and method for use with a cellular communication system |
US5553062A (en) | 1993-04-22 | 1996-09-03 | Interdigital Communication Corporation | Spread spectrum CDMA interference canceler system and method |
FI102797B1 (fi) | 1994-10-07 | 1999-02-15 | Nokia Telecommunications Oy | Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottimessa sekä menetelmän toteuttava vastaanotin |
FI99184C (fi) | 1994-11-28 | 1997-10-10 | Nokia Telecommunications Oy | Menetelmä käytettävissä olevien taajuuskaistojen jakamiseksi eri soluihin TDMA-solukkoradiojärjestelmässä ja TDMA-solukkoradiojärjestelmä |
US5644592A (en) | 1995-04-24 | 1997-07-01 | California Institute Of Technology | Parallel interference cancellation for CDMA applications |
US6240124B1 (en) | 1995-06-06 | 2001-05-29 | Globalstar L.P. | Closed loop power control for low earth orbit satellite communications system |
WO1996042146A1 (fr) | 1995-06-13 | 1996-12-27 | Ntt Mobile Communications Network Inc. | Demodulateur amdc |
US6307868B1 (en) | 1995-08-25 | 2001-10-23 | Terayon Communication Systems, Inc. | Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops |
US5872776A (en) | 1995-11-22 | 1999-02-16 | Yang; Lin-Lang | Signal detection and interference cancellation based on simplified matrix inversion for CDMA applications |
JP3272940B2 (ja) | 1996-03-07 | 2002-04-08 | ケイディーディーアイ株式会社 | スペクトル拡散信号復調装置 |
JP3449457B2 (ja) | 1996-04-18 | 2003-09-22 | 勝元 崔 | 無線通信システムで干渉を最小化して雑音の影響を減らすための信号処理装置及び方法 |
US6308072B1 (en) | 1996-04-26 | 2001-10-23 | Motorola, Inc. | Method and apparatus for controlling a wireless communication system |
JP2743912B2 (ja) | 1996-05-30 | 1998-04-28 | 日本電気株式会社 | Cdma干渉除去装置 |
JP2746261B2 (ja) | 1996-06-10 | 1998-05-06 | 日本電気株式会社 | Ds−cdma干渉キャンセル装置 |
US5926761A (en) | 1996-06-11 | 1999-07-20 | Motorola, Inc. | Method and apparatus for mitigating the effects of interference in a wireless communication system |
DE19623667C2 (de) | 1996-06-13 | 2003-02-13 | Siemens Ag | Verfahren und Einrichtung zur Detektion von nach dem DS-CDMA Prinzip übertragenen Informationen in einer Empfangseinrichtung |
US5812086A (en) | 1996-06-27 | 1998-09-22 | Motorola, Inc. | Method and apparatus for providing duplex communication service in geographical areas where conventional services are obstructed |
US5859613A (en) | 1996-08-30 | 1999-01-12 | Harris Corporation | System and method for geolocating plural remote transmitters |
US6512481B1 (en) | 1996-10-10 | 2003-01-28 | Teratech Corporation | Communication system using geographic position data |
JP3311943B2 (ja) | 1996-10-18 | 2002-08-05 | 松下電器産業株式会社 | 干渉信号除去装置 |
US6222828B1 (en) | 1996-10-30 | 2001-04-24 | Trw, Inc. | Orthogonal code division multiple access waveform format for use in satellite based cellular telecommunications |
US6243372B1 (en) | 1996-11-14 | 2001-06-05 | Omnipoint Corporation | Methods and apparatus for synchronization in a wireless network |
US5844521A (en) | 1996-12-02 | 1998-12-01 | Trw Inc. | Geolocation method and apparatus for satellite based telecommunications system |
US5787130A (en) | 1996-12-10 | 1998-07-28 | Motorola Inc. | Method and apparatus for canceling interference in a spread-spectrum communication system |
JPH10190495A (ja) | 1996-12-20 | 1998-07-21 | Fujitsu Ltd | 干渉キャンセラ |
JP3390900B2 (ja) | 1996-12-20 | 2003-03-31 | 富士通株式会社 | 干渉キャンセラ及び仮判定方法 |
JP3326679B2 (ja) | 1997-01-31 | 2002-09-24 | 沖電気工業株式会社 | Cdma受信装置 |
US5943331A (en) | 1997-02-28 | 1999-08-24 | Interdigital Technology Corporation | Orthogonal code synchronization system and method for spread spectrum CDMA communications |
US6233459B1 (en) | 1997-04-10 | 2001-05-15 | The Atlantis Company, Limited, Japan | System for providing Geolocation of a mobile transceiver |
US6049564A (en) | 1997-04-28 | 2000-04-11 | Northern Telecom Limited | Method and apparatus for configuring PN-offsets for a non-uniform CDMA cellular network |
US6201799B1 (en) * | 1997-05-01 | 2001-03-13 | Lucent Technologies, Inc | Partial decorrelation for a coherent multicode code division multiple access receiver |
US5872540A (en) | 1997-06-26 | 1999-02-16 | Electro-Radiation Incorporated | Digital interference suppression system for radio frequency interference cancellation |
US6359874B1 (en) | 1998-05-21 | 2002-03-19 | Ericsson Inc. | Partially block-interleaved CDMA coding and decoding |
US6101385A (en) | 1997-10-09 | 2000-08-08 | Globalstar L.P. | Satellite communication service with non-congruent sub-beam coverage |
US6175587B1 (en) | 1997-12-30 | 2001-01-16 | Motorola, Inc. | Communication device and method for interference suppression in a DS-CDMA system |
US6131013A (en) | 1998-01-30 | 2000-10-10 | Motorola, Inc. | Method and apparatus for performing targeted interference suppression |
US6327471B1 (en) | 1998-02-19 | 2001-12-04 | Conexant Systems, Inc. | Method and an apparatus for positioning system assisted cellular radiotelephone handoff and dropoff |
US6219376B1 (en) | 1998-02-21 | 2001-04-17 | Topcon Positioning Systems, Inc. | Apparatuses and methods of suppressing a narrow-band interference with a compensator and adjustment loops |
JP2965202B1 (ja) | 1998-04-07 | 1999-10-18 | 日本電気株式会社 | マルチユーザ受信装置及びcdma通信システム |
US6324159B1 (en) | 1998-05-06 | 2001-11-27 | Sirius Communications N.V. | Method and apparatus for code division multiple access communication with increased capacity through self-noise reduction |
KR100318959B1 (ko) * | 1998-07-07 | 2002-04-22 | 윤종용 | 부호분할다중접속통신시스템의서로다른부호간의간섭을제거하는장치및방법 |
US6154443A (en) | 1998-08-11 | 2000-11-28 | Industrial Technology Research Institute | FFT-based CDMA RAKE receiver system and method |
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 |
US6230180B1 (en) | 1998-10-14 | 2001-05-08 | Conexant Systems, Inc. | Digital signal processor configuration including multiplying units coupled to plural accumlators for enhanced parallel mac processing |
US6321090B1 (en) | 1998-11-06 | 2001-11-20 | Samir S. Soliman | Mobile communication system with position detection to facilitate hard handoff |
US6333947B1 (en) | 1998-11-25 | 2001-12-25 | Nortel Networks Limited | Interference cancellation system and method and CDMA receiver including an interference cancellation circuit |
US6351642B1 (en) | 1998-12-22 | 2002-02-26 | Telefonaktiebolaget Lm Ericsson (Publ) | CDMA soft hand-off |
US6184829B1 (en) | 1999-01-08 | 2001-02-06 | Trueposition, Inc. | Calibration for wireless location system |
US6215812B1 (en) | 1999-01-28 | 2001-04-10 | Bae Systems Canada Inc. | Interference canceller for the protection of direct-sequence spread-spectrum communications from high-power narrowband interference |
US6104712A (en) | 1999-02-22 | 2000-08-15 | Robert; Bruno G. | Wireless communication network including plural migratory access nodes |
EP1039662A1 (en) | 1999-03-25 | 2000-09-27 | Alcatel | Improvements to a telecommunication system using code division multiple access (CDMA) |
US6115409A (en) | 1999-06-21 | 2000-09-05 | Envoy Networks, Inc. | Integrated adaptive spatial-temporal system for controlling narrowband and wideband sources of interferences in spread spectrum CDMA receivers |
KR100294070B1 (ko) * | 1999-06-23 | 2001-06-15 | 박태진 | 이중주파수도약 통신 시스템 및 제어방법 |
US6157847A (en) | 1999-06-29 | 2000-12-05 | Lucent Technologies Inc. | Base station system including parallel interference cancellation processor |
US6166690A (en) | 1999-07-02 | 2000-12-26 | Sensor Systems, Inc. | Adaptive nulling methods for GPS reception in multiple-interference environments |
US6278726B1 (en) | 1999-09-10 | 2001-08-21 | Interdigital Technology Corporation | Interference cancellation in a spread spectrum communication system |
US6377636B1 (en) * | 1999-11-02 | 2002-04-23 | Iospan Wirless, Inc. | Method and wireless communications system using coordinated transmission and training for interference mitigation |
US6282231B1 (en) | 1999-12-14 | 2001-08-28 | Sirf Technology, Inc. | Strong signal cancellation to enhance processing of weak spread spectrum signal |
US6285316B1 (en) | 2000-06-02 | 2001-09-04 | Cellguide Ltd. | Locating a mobile unit using signals from both mobile beacons and stationary beacons |
US6285319B1 (en) | 2000-01-27 | 2001-09-04 | Litton Systems, Inc. | Method for reducing geometrical dilution of precision in geolocation of emitters using phase circles |
JP4292442B2 (ja) | 2000-01-31 | 2009-07-08 | ソニー株式会社 | 全地球測位システムの受信装置及び携帯無線端末 |
US6415018B1 (en) | 2000-02-08 | 2002-07-02 | Lucent Technologies Inc. | Telecommunication system and method for handling special number calls having geographic sensitivity |
US7209511B2 (en) * | 2001-08-31 | 2007-04-24 | Ericsson Inc. | Interference cancellation in a CDMA receiving system |
US6996380B2 (en) * | 2001-07-26 | 2006-02-07 | Ericsson Inc. | Communication system employing transmit macro-diversity |
-
2002
- 2002-11-15 US US10/294,834 patent/US7200183B2/en active Active
- 2002-11-15 JP JP2003546493A patent/JP4295112B2/ja not_active Expired - Lifetime
- 2002-11-15 CN CNB028225473A patent/CN100385814C/zh not_active Expired - Lifetime
- 2002-11-15 KR KR1020047007451A patent/KR20050044494A/ko not_active Application Discontinuation
- 2002-11-15 WO PCT/US2002/036817 patent/WO2003044969A2/en active Search and Examination
- 2002-11-15 AU AU2002346418A patent/AU2002346418A1/en not_active Abandoned
- 2002-11-15 EP EP02784482A patent/EP1540860A2/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US7200183B2 (en) | 2007-04-03 |
EP1540860A2 (en) | 2005-06-15 |
WO2003044969A2 (en) | 2003-05-30 |
JP2005517324A (ja) | 2005-06-09 |
KR20050044494A (ko) | 2005-05-12 |
AU2002346418A8 (en) | 2003-06-10 |
JP4295112B2 (ja) | 2009-07-15 |
WO2003044969A3 (en) | 2005-04-21 |
US20040052305A1 (en) | 2004-03-18 |
CN100385814C (zh) | 2008-04-30 |
AU2002346418A1 (en) | 2003-06-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1636331A (zh) | 编码信号处理引擎的干扰矩阵的构造 | |
CN1270445C (zh) | 信道估计装置和方法以及解调装置和方法 | |
CN1249968C (zh) | 数字无线通信系统 | |
CN1268081C (zh) | 接收器、发送器、通讯系统和通讯方法 | |
CN100336335C (zh) | 信号中的干扰消除 | |
CN1524351A (zh) | 无线通信系统中用自适应算法调整组合器权重的方法和装置 | |
CN1921325A (zh) | 无线通信系统内对接收信号预测的系统和方法 | |
CN1237750C (zh) | 利用了多种扩展序列的cdma通信方法 | |
CN1593025A (zh) | 在信号处理应用中实现投影的方法和装置 | |
CN1078988C (zh) | Cdma解调装置 | |
CN1643842A (zh) | 通信设备和通信系统 | |
CN1290299C (zh) | 使用天线阵列和空间处理的由判定指导的解调方法和设备 | |
CN1168253C (zh) | 解调码分多址信号的接收机 | |
CN1154245C (zh) | 接收电路 | |
CN1203623C (zh) | 用于对频谱扩展信号检测扩展码同步的方法和装置 | |
CN1156369A (zh) | 定时重放装置和分集通信装置 | |
CN1902506A (zh) | 接收时刻计测装置以及使用该装置的距离计测装置 | |
CN1345500A (zh) | 定时再生装置及解调器 | |
CN1658534A (zh) | 用于帧同步的导频序列及帧同步方法和装置 | |
CN1650556A (zh) | 通信设备和通信方法 | |
CN1380778A (zh) | Ofdm信号传输系统、ofdm信号发送装置及ofdm信号接收装置 | |
CN1762137A (zh) | 使用射频和基带信号加权合并的多天线通信系统 | |
CN1175151A (zh) | 同步装置 | |
CN1433167A (zh) | Ofdm通信设备、ofdm通信方法以及ofdm通信程序 | |
CN1720686A (zh) | Mimo通信系统的导频 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ACER COMPUTER (CHINA) CO., LTD. Free format text: FORMER OWNER: BEIDA FANGZHENG SCIENCE + TECHNOLOGY COMPUTER SYSTEM CO., LTD., SHANGHAI Effective date: 20101027 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200120 36/F, SHANGHAI INTERNATIONAL BUILDING, NO.360, PUDONG SOUTH ROAD, PUDONG NEW DISTRICT, SHANGHAI TO: 200001 3/F, NO.168, XIZANG MIDDLE ROAD, HUANGPU DISTRICT, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20101109 Address after: California, USA Patentee after: RAMBUS Inc. Address before: American Colorado Patentee before: Tensorcomm Inc. |
|
ASS | Succession or assignment of patent right |
Owner name: III HOLDING 1 CO., LTD. Free format text: FORMER OWNER: RAMBUS INC. Effective date: 20140523 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140523 Address after: Delaware Patentee after: III holdings 1 LLC Address before: California, USA Patentee before: Rambus Inc. |
|
CX01 | Expiry of patent term |
Granted publication date: 20080430 |
|
CX01 | Expiry of patent term |