ATE353493T1 - Datendetektion für kodes mit nicht gleichartigen spreizfaktoren - Google Patents
Datendetektion für kodes mit nicht gleichartigen spreizfaktorenInfo
- Publication number
- ATE353493T1 ATE353493T1 AT03739284T AT03739284T ATE353493T1 AT E353493 T1 ATE353493 T1 AT E353493T1 AT 03739284 T AT03739284 T AT 03739284T AT 03739284 T AT03739284 T AT 03739284T AT E353493 T1 ATE353493 T1 AT E353493T1
- Authority
- AT
- Austria
- Prior art keywords
- codes
- data detection
- spreading factors
- received
- communication
- Prior art date
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/004—Orthogonal
- H04J13/0044—OVSF [orthogonal variable spreading factor]
-
- 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
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7105—Joint detection techniques, e.g. linear detectors
- H04B1/71055—Joint detection techniques, e.g. linear detectors using minimum mean squared error [MMSE] detector
-
- 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)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/064,307 US6741653B2 (en) | 2002-07-01 | 2002-07-01 | Data detection for codes with non-uniform spreading factors |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE353493T1 true ATE353493T1 (de) | 2007-02-15 |
Family
ID=29778418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT03739284T ATE353493T1 (de) | 2002-07-01 | 2003-06-23 | Datendetektion für kodes mit nicht gleichartigen spreizfaktoren |
Country Status (16)
Country | Link |
---|---|
US (5) | US6741653B2 (de) |
EP (2) | EP1780900A3 (de) |
JP (3) | JP4134034B2 (de) |
KR (3) | KR100681284B1 (de) |
CN (2) | CN100536358C (de) |
AT (1) | ATE353493T1 (de) |
AU (1) | AU2003245655A1 (de) |
CA (2) | CA2625599C (de) |
DE (1) | DE60311657T2 (de) |
DK (1) | DK1529348T3 (de) |
ES (1) | ES2279128T3 (de) |
HK (1) | HK1075549A1 (de) |
MX (1) | MXPA05000077A (de) |
NO (1) | NO20050213L (de) |
TW (4) | TWI326535B (de) |
WO (1) | WO2004004151A2 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7027489B2 (en) * | 2001-04-06 | 2006-04-11 | Interdigital Technology Corporation | Iterative fast fourier transform error correction |
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 |
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***中应用长小区化码的方法 |
US7437135B2 (en) * | 2003-10-30 | 2008-10-14 | Interdigital Technology Corporation | Joint channel equalizer interference canceller advanced receiver |
KR100925763B1 (ko) * | 2005-07-06 | 2009-11-11 | 지티이 코포레이션 | 조인트 송신 기술에 기반한 업링크 동기 구축 방법 및 그 전송 매트릭스 |
EP1940041B1 (de) * | 2005-09-15 | 2016-04-13 | ZTE Corporation | Basisband-verarbeitungsverfahren zum verbessern des rauschabstands auf der basis von mehrfach-sampling |
US20120269175A1 (en) * | 2011-04-21 | 2012-10-25 | Aiguo Yan | Efficient implementation of joint detection based tdscdma receivers |
US8891347B2 (en) * | 2011-07-28 | 2014-11-18 | Empire Technology Development Llc | User-focusing technique for wireless communication systems |
CN107979455B (zh) | 2013-08-07 | 2020-11-27 | 华为技术有限公司 | 用于具有自适应***参数的可扩展数字通信的***和方法 |
CN105634544B (zh) * | 2016-01-07 | 2018-11-09 | 电子科技大学 | 一种同步长码ds-cdma信号的盲解扩方法 |
US10046566B2 (en) | 2016-08-02 | 2018-08-14 | Xerox Corporation | System for cleaning components used to clean inkjet printheads in inkjet printers |
CN110537174B (zh) * | 2017-04-21 | 2022-09-09 | 华为技术有限公司 | 一种基于交替行锁和列锁的数据锁定方法 |
CN110581719A (zh) * | 2018-06-11 | 2019-12-17 | 中兴通讯股份有限公司 | 一种调度方法、装置及计算机存储介质 |
CN110071886B (zh) * | 2019-05-08 | 2022-01-14 | 哈尔滨海能达科技有限公司 | 一种信号处理方法、相关设备及LoRa无线*** |
CN111953380B (zh) * | 2020-07-02 | 2021-11-23 | 中国人民解放军战略支援部队信息工程大学 | 基于范数拟合的非周期长码直扩信号时延估计方法及*** |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0767543A3 (de) | 1995-10-06 | 2000-07-26 | Siemens Aktiengesellschaft | Kodemultiplexnachrichtenübertragung mit Interferenzunterdrückung |
ID25859A (id) | 1997-09-15 | 2000-11-09 | Adaptive Telecom Inc | Metode radio rung-waktu praktis untuk peningkatan kapasitas komunikasi cdma |
US6307867B1 (en) * | 1998-05-14 | 2001-10-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Data transmission over a communications link with variable transmission rates |
FR2782426B1 (fr) | 1998-08-12 | 2000-09-15 | Alsthom Cge Alcatel | Dispositif d'etalement ou de desetalement de spectre, notamment pour la transmission dans un systeme cellulaire de radiocommunications mobiles du type a acces multiple par repartition de codes |
FR2782428B1 (fr) | 1998-08-12 | 2000-09-15 | Alsthom Cge Alcatel | Dispositif permettant des facteurs d'etalement differents tout en preservant un code d'embrouillage commun, notamment pour systeme cellulaire de radiocommunications mobiles du type a acces multiple par repartition de codes |
US6463097B1 (en) * | 1998-10-16 | 2002-10-08 | Koninklijke Philips Electronics N.V. | Rate detection in direct sequence code division multiple access systems |
AU2273099A (en) * | 1998-12-15 | 2000-07-03 | Nokia Networks Oy | A receiver |
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 |
DE60010289T2 (de) | 1999-09-14 | 2005-05-04 | Interdigital Technology Corp., Wilmington | Verminderung der rechenkomplexität in joint detection |
US6714527B2 (en) * | 1999-09-21 | 2004-03-30 | Interdigital Techology Corporation | Multiuser detector for variable spreading factors |
MXPA02002819A (es) * | 1999-09-21 | 2003-07-21 | Interdigital Tech Corp | Detector multiusuarios para factores de variable dispersable. |
JP2001111456A (ja) | 1999-10-06 | 2001-04-20 | Nec Corp | Cdma受信機及び受信方法 |
KR100407942B1 (ko) * | 1999-11-19 | 2003-12-01 | 엘지전자 주식회사 | 이동통신 시스템에서 전송 포맷 조합 지시자를 전송하는 방법 |
US6810073B1 (en) | 1999-12-09 | 2004-10-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for interference cancellation using multiple filter sets and normalized filter adaptation |
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 |
GB2359966A (en) | 2000-03-01 | 2001-09-05 | Roke Manor Research | Post processing of spreading codes in a mobile telecommunications system |
CN1108071C (zh) * | 2000-04-11 | 2003-05-07 | ***电信科学技术研究院 | 码分多址移动通信***中终端设备端的一种信号处理方法 |
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 |
JP3595493B2 (ja) * | 2000-07-10 | 2004-12-02 | 三菱電機株式会社 | 無線受信装置 |
AU2001282755A1 (en) * | 2000-08-04 | 2002-02-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Spreading factor detector |
US7386076B2 (en) * | 2001-03-29 | 2008-06-10 | Texas Instruments Incorporated | Space time encoded wireless communication system with multipath resolution receivers |
JP3921389B2 (ja) | 2002-01-23 | 2007-05-30 | 松下電器産業株式会社 | Cdma無線通信装置および方法 |
US7099377B2 (en) * | 2002-04-03 | 2006-08-29 | Stmicroelectronics N.V. | Method and device for interference cancellation in a CDMA wireless communication system |
US7003019B2 (en) * | 2002-05-22 | 2006-02-21 | Interdigital Technology Corporation | Data detection for codes with non-uniform spreading factors |
-
2002
- 2002-07-01 US US10/064,307 patent/US6741653B2/en not_active Expired - Lifetime
-
2003
- 2003-06-23 TW TW095118174A patent/TWI326535B/zh not_active IP Right Cessation
- 2003-06-23 TW TW092117036A patent/TWI257778B/zh not_active IP Right Cessation
- 2003-06-23 KR KR1020047021597A patent/KR100681284B1/ko not_active IP Right Cessation
- 2003-06-23 AT AT03739284T patent/ATE353493T1/de not_active IP Right Cessation
- 2003-06-23 CA CA2625599A patent/CA2625599C/en not_active Expired - Fee Related
- 2003-06-23 DK DK03739284T patent/DK1529348T3/da active
- 2003-06-23 MX MXPA05000077A patent/MXPA05000077A/es active IP Right Grant
- 2003-06-23 KR KR1020107012544A patent/KR20100085165A/ko not_active Application Discontinuation
- 2003-06-23 DE DE60311657T patent/DE60311657T2/de not_active Expired - Lifetime
- 2003-06-23 AU AU2003245655A patent/AU2003245655A1/en not_active Abandoned
- 2003-06-23 CA CA002491443A patent/CA2491443C/en not_active Expired - Fee Related
- 2003-06-23 WO PCT/US2003/019858 patent/WO2004004151A2/en active IP Right Grant
- 2003-06-23 EP EP07101345A patent/EP1780900A3/de not_active Withdrawn
- 2003-06-23 CN CNB038158531A patent/CN100536358C/zh not_active Expired - Fee Related
- 2003-06-23 EP EP03739284A patent/EP1529348B8/de not_active Expired - Lifetime
- 2003-06-23 JP JP2004517768A patent/JP4134034B2/ja not_active Expired - Fee Related
- 2003-06-23 KR KR1020057017514A patent/KR101119427B1/ko not_active IP Right Cessation
- 2003-06-23 TW TW093105327A patent/TWI317214B/zh not_active IP Right Cessation
- 2003-06-23 TW TW098138174A patent/TW201032495A/zh unknown
- 2003-06-23 CN CN2009101690094A patent/CN101651468B/zh not_active Expired - Fee Related
- 2003-06-23 ES ES03739284T patent/ES2279128T3/es not_active Expired - Lifetime
-
2004
- 2004-04-28 US US10/834,321 patent/US7313165B2/en not_active Expired - Fee Related
-
2005
- 2005-01-13 NO NO20050213A patent/NO20050213L/no not_active Application Discontinuation
- 2005-10-27 HK HK05109551.7A patent/HK1075549A1/xx not_active IP Right Cessation
-
2006
- 2006-01-13 JP JP2006006280A patent/JP4213162B2/ja not_active Expired - Fee Related
-
2007
- 2007-12-21 US US11/962,779 patent/US7596171B2/en not_active Expired - Fee Related
-
2008
- 2008-08-18 JP JP2008210132A patent/JP4944072B2/ja not_active Expired - Fee Related
-
2009
- 2009-08-28 US US12/549,959 patent/US8218607B2/en not_active Expired - Fee Related
-
2012
- 2012-07-09 US US13/544,771 patent/US20120269237A1/en not_active Abandoned
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |