ES2234566T3 - Detector multiusuario para factores de ensanche variables. - Google Patents
Detector multiusuario para factores de ensanche variables.Info
- Publication number
- ES2234566T3 ES2234566T3 ES00904639T ES00904639T ES2234566T3 ES 2234566 T3 ES2234566 T3 ES 2234566T3 ES 00904639 T ES00904639 T ES 00904639T ES 00904639 T ES00904639 T ES 00904639T ES 2234566 T3 ES2234566 T3 ES 2234566T3
- Authority
- ES
- Spain
- Prior art keywords
- matrix
- group
- data
- system response
- column
- 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.)
- Expired - Lifetime
Links
- 239000011159 matrix material Substances 0.000 claims abstract description 156
- 230000004044 response Effects 0.000 claims abstract description 124
- 238000000034 method Methods 0.000 claims abstract description 61
- 230000007480 spreading Effects 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 108010003272 Hyaluronate lyase Proteins 0.000 claims description 28
- 238000004891 communication Methods 0.000 claims description 20
- 230000002441 reversible effect Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 63
- 238000000354 decomposition reaction Methods 0.000 abstract description 9
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 239000013598 vector Substances 0.000 description 45
- 238000001514 detection method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000000926 separation method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 238000004364 calculation method Methods 0.000 description 7
- 230000015654 memory Effects 0.000 description 6
- 238000013459 approach Methods 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 102000001690 Factor VIII Human genes 0.000 description 1
- 108010054218 Factor VIII Proteins 0.000 description 1
- 101100172132 Mus musculus Eif3a gene Proteins 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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
- H04B1/7105—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
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7105—Joint detection techniques, e.g. linear detectors
- H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
-
- 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
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates
- H04B2201/70705—Rate detection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Burglar Alarm Systems (AREA)
- Fire-Detection Mechanisms (AREA)
- Particle Accelerators (AREA)
- Eye Examination Apparatus (AREA)
- Circuits Of Receivers In General (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Radio Relay Systems (AREA)
- Fire Alarms (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Push-Button Switches (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
- Stereo-Broadcasting Methods (AREA)
- Complex Calculations (AREA)
- Measurement Of Radiation (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15498599P | 1999-09-21 | 1999-09-21 | |
| US154985P | 1999-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2234566T3 true ES2234566T3 (es) | 2005-07-01 |
Family
ID=22553662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES00904639T Expired - Lifetime ES2234566T3 (es) | 1999-09-21 | 2000-02-02 | Detector multiusuario para factores de ensanche variables. |
Country Status (19)
| Country | Link |
|---|---|
| US (2) | US7136369B2 (enExample) |
| EP (1) | EP1214796B1 (enExample) |
| JP (2) | JP4365063B2 (enExample) |
| KR (3) | KR20050039883A (enExample) |
| CN (3) | CN1897473A (enExample) |
| AT (1) | ATE287149T1 (enExample) |
| AU (1) | AU2636500A (enExample) |
| BR (1) | BR0014206A (enExample) |
| CA (1) | CA2385082C (enExample) |
| DE (2) | DE1214796T1 (enExample) |
| DK (1) | DK1214796T3 (enExample) |
| ES (1) | ES2234566T3 (enExample) |
| HK (1) | HK1046338B (enExample) |
| IL (4) | IL148607A0 (enExample) |
| MX (1) | MXPA02002819A (enExample) |
| NO (2) | NO325841B1 (enExample) |
| SG (1) | SG152901A1 (enExample) |
| TW (1) | TW493321B (enExample) |
| WO (1) | WO2001022610A1 (enExample) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1897473A (zh) * | 1999-09-21 | 2007-01-17 | 美商内数位科技公司 | 可变扩展因数多使用者检测器 |
| US6714527B2 (en) | 1999-09-21 | 2004-03-30 | Interdigital Techology Corporation | Multiuser detector for variable spreading factors |
| US7376175B2 (en) | 2001-03-14 | 2008-05-20 | Mercury Computer Systems, Inc. | Wireless communications systems and methods for cache enabled multiple processor based multiple user detection |
| US7203221B2 (en) | 2001-03-14 | 2007-04-10 | Mercury Computer Systems, Inc. | Load balancing computational methods in a short-code spread-spectrum communications system |
| KR100383594B1 (ko) * | 2001-06-01 | 2003-05-14 | 삼성전자주식회사 | 통신시스템의 하방향링크 공동검출 방법 및 장치 |
| GB2380371A (en) * | 2001-10-01 | 2003-04-02 | Ipwireless Inc | Method and arrangement for use in a single user detector for a CDMA multi-path system using a finite impulse response filter |
| US20040004945A1 (en) * | 2001-10-22 | 2004-01-08 | Peter Monsen | Multiple access network and method for digital radio systems |
| US6741653B2 (en) * | 2002-07-01 | 2004-05-25 | Interdigital Technology Corporation | Data detection for codes with non-uniform spreading factors |
| WO2004010573A1 (en) | 2002-07-19 | 2004-01-29 | Interdigital Technology Corporation | Groupwise successive interference cancellation for block transmission with reception diversity |
| KR100557102B1 (ko) * | 2002-09-07 | 2006-03-03 | 삼성전자주식회사 | 이동통신 시스템에서 직교부호의 길이에 상관없는 공동검출 수신 장치 및 방법 |
| US7408978B2 (en) * | 2002-09-09 | 2008-08-05 | Interdigital Technology Corporation | Extended algorithm data estimator |
| CN1186950C (zh) * | 2002-11-13 | 2005-01-26 | 大唐移动通信设备有限公司 | 扩谱系数可变的多用户解调方法 |
| CN1170389C (zh) * | 2002-11-13 | 2004-10-06 | 大唐移动通信设备有限公司 | 在联合检测系统中应用长小区化码的方法 |
| JP4343844B2 (ja) * | 2002-11-19 | 2009-10-14 | ビーエーイー・システムズ・インフォメーション・アンド・エレクトロニック・システムズ・インテグレーション・インコーポレーテッド | 帯域幅効率に優れたワイヤレスネットワークモデム |
| WO2004064298A2 (en) * | 2003-01-10 | 2004-07-29 | Interdigital Technology Corporation | Generalized two-stage data estimation |
| US8064494B2 (en) * | 2003-05-28 | 2011-11-22 | Qualcomm Incorporated | Last finger polling for rake receivers |
| CN100433603C (zh) * | 2003-06-24 | 2008-11-12 | 华为技术有限公司 | 一种码多分址（cdma）通信系统中的多用户检测方法 |
| US7245673B2 (en) * | 2003-06-25 | 2007-07-17 | Bae Systems Information And Electronic Systems Integration Inc. | Windowed multiuser detection |
| US7236546B2 (en) | 2003-09-10 | 2007-06-26 | Bae Systems Information And Electronic Systems Integration Inc. | Pipelined turbo multiuser detection |
| 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 |
| US8503328B2 (en) | 2004-09-01 | 2013-08-06 | Qualcomm Incorporated | Methods and apparatus for transmission of configuration information in a wireless communication network |
| GB2418327A (en) * | 2004-09-17 | 2006-03-22 | Toshiba Res Europ Ltd | Common channel interference cancellation in a CDMA system |
| US7610025B2 (en) | 2005-03-29 | 2009-10-27 | Qualcomm Incorporated | Antenna array pattern distortion mitigation |
| CN101170527B (zh) * | 2006-10-24 | 2010-07-14 | 中兴通讯股份有限公司 | 一种基于mmse的mlse简化检测方法及其装置 |
| GB2463872B (en) | 2008-09-24 | 2012-04-18 | Toshiba Res Europ Ltd | A MMSE equaliser |
| US9071285B2 (en) | 2011-05-26 | 2015-06-30 | Cohere Technologies, Inc. | Modulation and equalization in an orthonormal time-frequency shifting communications system |
| US8547988B2 (en) * | 2010-05-28 | 2013-10-01 | Ronny Hadani | Communications method employing orthonormal time-frequency shifting and spectral shaping |
| US9130638B2 (en) | 2011-05-26 | 2015-09-08 | Cohere Technologies, Inc. | Modulation and equalization in an orthonormal time-frequency shifting communications system |
| CN107682370B (zh) * | 2011-11-11 | 2020-07-17 | 柏思科技有限公司 | 创建用于嵌入的第二层数据包协议标头的方法和系统 |
| US10044841B2 (en) | 2011-11-11 | 2018-08-07 | Pismo Labs Technology Limited | Methods and systems for creating protocol header for embedded layer two packets |
| US10411843B2 (en) | 2012-06-25 | 2019-09-10 | Cohere Technologies, Inc. | Orthogonal time frequency space communication system compatible with OFDM |
| US10469215B2 (en) | 2012-06-25 | 2019-11-05 | Cohere Technologies, Inc. | Orthogonal time frequency space modulation system for the Internet of Things |
| US10091798B2 (en) | 2012-11-07 | 2018-10-02 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
| WO2013180816A2 (en) * | 2012-11-07 | 2013-12-05 | Massachusetts Institute Of Technology | Method and apparatus for rate determination in a radio frequency system |
| US9148804B2 (en) | 2012-11-07 | 2015-09-29 | Massachusetts Institute Of Technology | Method and apparatus for making optimal use of an asymmetric interference channel in wireless communication systems |
| WO2014052992A1 (en) | 2012-11-07 | 2014-04-03 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
| US9998199B2 (en) | 2013-03-14 | 2018-06-12 | Massachusetts Institute Of Technology | Method and apparatus for smart adaptive dynamic range multiuser detection radio receiver |
| US9699665B2 (en) | 2014-06-16 | 2017-07-04 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
| US10299281B2 (en) | 2014-06-16 | 2019-05-21 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
| WO2016114844A2 (en) | 2014-11-03 | 2016-07-21 | Massachusetts Institute Of Technology | Method and apparatus for message fractionation and physical layer channel assignment for multiuser detection-enabled wireless communication among adaptive interference |
| US10574317B2 (en) | 2015-06-18 | 2020-02-25 | Cohere Technologies, Inc. | System and method for providing wireless communication services using configurable broadband infrastructure shared among multiple network operators |
| US11522600B1 (en) | 2018-08-01 | 2022-12-06 | Cohere Technologies, Inc. | Airborne RF-head system |
| US11690090B2 (en) | 2019-05-21 | 2023-06-27 | Massachusetts Institute Of Technology | Mitigation of communication signal interference using adaptive transmit power |
| US11005507B2 (en) | 2019-06-14 | 2021-05-11 | Massachusetts Institute Of Technology | Targeted ratio of signal power to interference plus noise power for enhancement of a multi-user detection receiver |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5151919A (en) | 1990-12-17 | 1992-09-29 | Ericsson-Ge Mobile Communications Holding Inc. | Cdma subtractive demodulation |
| US5204874A (en) | 1991-08-28 | 1993-04-20 | Motorola, Inc. | Method and apparatus for using orthogonal coding in a communication system |
| ZA965340B (en) * | 1995-06-30 | 1997-01-27 | Interdigital Tech Corp | Code division multiple access (cdma) communication system |
| EP0767543A3 (de) | 1995-10-06 | 2000-07-26 | Siemens Aktiengesellschaft | Kodemultiplexnachrichtenübertragung mit Interferenzunterdrückung |
| FI100041B (fi) | 1995-12-29 | 1997-08-29 | Nokia Telecommunications Oy | Menetelmä signaalin ja kohinan laadun estimoimiseksi ja vastaanotin |
| DE19616829C1 (de) * | 1996-04-26 | 1997-04-24 | Siemens Ag | System zur Funkübertragung digitaler Signale zwischen mehreren Teilnehmerstationen und einer Basisstation |
| BR9812816A (pt) * | 1997-09-15 | 2000-08-08 | Adaptive Telecom Inc | Processos para comunicação sem fio, e para eficientemente determinar na estação base um canal espacial da unidade móvel em um sistema de comunicação sem fio, e, estação base de cdma |
| KR19990052334A (ko) * | 1997-12-22 | 1999-07-05 | 서평원 | 직접확산 코드분할 다중접속 시스템의 다중사용자 검파장치 및 방법 |
| US6339612B1 (en) | 1998-02-09 | 2002-01-15 | Motorola, Inc. | Method and apparatus for joint detection of data in a direct sequence spread spectrum communications system |
| US6307867B1 (en) | 1998-05-14 | 2001-10-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Data transmission over a communications link with variable transmission rates |
| US6463097B1 (en) | 1998-10-16 | 2002-10-08 | Koninklijke Philips Electronics N.V. | Rate detection in direct sequence code division multiple access systems |
| DE19852571C1 (de) | 1998-11-13 | 2000-06-21 | Siemens Ag | Verfahren zur Datenübertragung in einem Funk-Kommunikationssystem mit CDMA-Teilnehmerseparierung und variablen Spreizfaktoren |
| US6775260B1 (en) * | 1999-02-25 | 2004-08-10 | Texas Instruments Incorporated | Space time transmit diversity for TDD/WCDMA systems |
| FR2793363B1 (fr) | 1999-05-04 | 2001-07-06 | France Telecom | Procede de detection conjointe d'un ensemble de codes cdma |
| JP3485498B2 (ja) | 1999-06-28 | 2004-01-13 | 株式会社ケンウッド | Ｃｄｍａ用受信装置及びそのパス探索方法 |
| US6831944B1 (en) * | 1999-09-14 | 2004-12-14 | Interdigital Technology Corporation | Reduced computation in joint detection |
| US6714527B2 (en) | 1999-09-21 | 2004-03-30 | Interdigital Techology Corporation | Multiuser detector for variable spreading factors |
| CN1897473A (zh) * | 1999-09-21 | 2007-01-17 | 美商内数位科技公司 | 可变扩展因数多使用者检测器 |
| JP2001111456A (ja) | 1999-10-06 | 2001-04-20 | Nec Corp | Ｃｄｍａ受信機及び受信方法 |
| IT1314346B1 (it) | 1999-12-30 | 2002-12-09 | Telit Mobile Terminals Spa | Metodo e dispositivo per la generazione di codici ortogonali a fattore di spreading variabile o righe di matricidi hadamard per sistemi di |
| JP3424748B2 (ja) | 2000-05-25 | 2003-07-07 | 日本電気株式会社 | Ｃｄｍａ受信装置およびレート整合処理方法 |
| JP2001358613A (ja) | 2000-06-14 | 2001-12-26 | Fujitsu Ltd | Ｃｄｍａ受信装置 |
| US20020057730A1 (en) | 2000-08-04 | 2002-05-16 | Jonas Karlsson | Spreading factor detector |
| FR2825856B1 (fr) * | 2001-06-06 | 2003-09-12 | Nortel Networks Ltd | Procede et dispositif de traitement de signal dans un recepteur de radiocommunication a etalement de spectre |
| WO2007131384A1 (en) * | 2006-05-12 | 2007-11-22 | Daoben Li | A grouping time, space, frequency multiaddress coding method |
-
2000
- 2000-02-02 CN CNA2006101007785A patent/CN1897473A/zh active Pending
- 2000-02-02 CN CNB2005100551908A patent/CN100425010C/zh not_active Expired - Fee Related
- 2000-02-02 CA CA002385082A patent/CA2385082C/en not_active Expired - Fee Related
- 2000-02-02 AU AU26365/00A patent/AU2636500A/en not_active Abandoned
- 2000-02-02 DK DK00904639T patent/DK1214796T3/da active
- 2000-02-02 JP JP2001525863A patent/JP4365063B2/ja not_active Expired - Fee Related
- 2000-02-02 MX MXPA02002819A patent/MXPA02002819A/es not_active IP Right Cessation
- 2000-02-02 SG SG200405574-5A patent/SG152901A1/en unknown
- 2000-02-02 CN CNB00813216XA patent/CN1201499C/zh not_active Expired - Fee Related
- 2000-02-02 HK HK02106961.0A patent/HK1046338B/en not_active IP Right Cessation
- 2000-02-02 EP EP00904639A patent/EP1214796B1/en not_active Expired - Lifetime
- 2000-02-02 KR KR1020057005372A patent/KR20050039883A/ko not_active Abandoned
- 2000-02-02 DE DE1214796T patent/DE1214796T1/de active Pending
- 2000-02-02 KR KR10-2002-7003726A patent/KR100495758B1/ko not_active Expired - Fee Related
- 2000-02-02 KR KR10-2004-7015491A patent/KR100493750B1/ko not_active Expired - Fee Related
- 2000-02-02 ES ES00904639T patent/ES2234566T3/es not_active Expired - Lifetime
- 2000-02-02 DE DE60017424T patent/DE60017424T2/de not_active Expired - Lifetime
- 2000-02-02 AT AT00904639T patent/ATE287149T1/de not_active IP Right Cessation
- 2000-02-02 WO PCT/US2000/002621 patent/WO2001022610A1/en not_active Ceased
- 2000-02-02 BR BR0014206-9A patent/BR0014206A/pt active Search and Examination
- 2000-02-02 IL IL14860700A patent/IL148607A0/xx active IP Right Grant
- 2000-09-16 TW TW089119049A patent/TW493321B/zh not_active IP Right Cessation
-
2002
- 2002-03-11 IL IL148607A patent/IL148607A/en not_active IP Right Cessation
- 2002-03-15 NO NO20021307A patent/NO325841B1/no not_active IP Right Cessation
- 2002-03-19 US US10/100,997 patent/US7136369B2/en not_active Expired - Fee Related
-
2006
- 2006-10-27 US US11/588,454 patent/US7778232B2/en not_active Expired - Fee Related
-
2007
- 2007-03-22 IL IL182118A patent/IL182118A/en not_active IP Right Cessation
- 2007-08-29 JP JP2007223219A patent/JP2008017520A/ja active Pending
-
2008
- 2008-03-11 NO NO20081291A patent/NO20081291L/no not_active Application Discontinuation
- 2008-11-26 IL IL195539A patent/IL195539A/en not_active IP Right Cessation
Also Published As
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