DK1252723T3 - Understöttelse af flerbrugerdetektion i downlinken - Google Patents
Understöttelse af flerbrugerdetektion i downlinkenInfo
- Publication number
- DK1252723T3 DK1252723T3 DK01905346T DK01905346T DK1252723T3 DK 1252723 T3 DK1252723 T3 DK 1252723T3 DK 01905346 T DK01905346 T DK 01905346T DK 01905346 T DK01905346 T DK 01905346T DK 1252723 T3 DK1252723 T3 DK 1252723T3
- Authority
- DK
- Denmark
- Prior art keywords
- code
- communication
- burst
- channelization
- bursts
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
-
- 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
- H04B1/7073—Synchronisation aspects
- H04B1/70735—Code identification
-
- 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
- H04B2001/70935—Matched filter type using a bank of matched fileters, e.g. Fast Hadamard Transform
-
- 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
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
-
- 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
- H04B2201/70707—Efficiency-related aspects
- H04B2201/70709—Efficiency-related aspects with discontinuous detection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
- Examining Or Testing Airtightness (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Catching Or Destruction (AREA)
- Prostheses (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Eye Examination Apparatus (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Socks And Pantyhose (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18040200P | 2000-02-04 | 2000-02-04 | |
PCT/US2001/003380 WO2001058041A2 (en) | 2000-02-04 | 2001-02-02 | Support of multiuser detection in the downlink |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1252723T3 true DK1252723T3 (da) | 2004-12-06 |
Family
ID=22660319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK01905346T DK1252723T3 (da) | 2000-02-04 | 2001-02-02 | Understöttelse af flerbrugerdetektion i downlinken |
Country Status (19)
Country | Link |
---|---|
US (5) | US6934271B2 (zh) |
EP (2) | EP1252723B1 (zh) |
JP (3) | JP3782012B2 (zh) |
KR (1) | KR100446173B1 (zh) |
CN (3) | CN1976243A (zh) |
AT (1) | ATE282264T1 (zh) |
AU (1) | AU2001233237A1 (zh) |
BR (1) | BR0108290A (zh) |
CA (1) | CA2399078C (zh) |
DE (2) | DE60107051T2 (zh) |
DK (1) | DK1252723T3 (zh) |
ES (1) | ES2227124T3 (zh) |
HK (2) | HK1080624A1 (zh) |
IL (3) | IL150991A0 (zh) |
MX (1) | MXPA02007499A (zh) |
NO (2) | NO326185B1 (zh) |
SG (2) | SG161102A1 (zh) |
TW (1) | TW508923B (zh) |
WO (1) | WO2001058041A2 (zh) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6775260B1 (en) * | 1999-02-25 | 2004-08-10 | Texas Instruments Incorporated | Space time transmit diversity for TDD/WCDMA systems |
IL150991A0 (en) * | 2000-02-04 | 2003-02-12 | Interdigital Tech Corp | Support of multiuser detection in the downlink |
DE10138962B4 (de) * | 2001-08-08 | 2011-05-12 | Rohde & Schwarz Gmbh & Co. Kg | Verfahren zur Erkennung von aktiven Codesequenzen |
EP1304818B1 (de) * | 2001-10-18 | 2009-08-05 | Siemens Aktiengesellschaft | Verfahren zum Signalisieren von Zuordnungen zwischen CDMA-Codes und Lernsequenzen bei TDD-Mobilfunksystemen |
US7443908B2 (en) * | 2001-11-26 | 2008-10-28 | Stmicroelectronics S.R.L. | Low complexity detection in digital receivers |
US20050083997A1 (en) * | 2002-01-17 | 2005-04-21 | Yonggang Du | Multi-user detection in mobile terminal for reducing interference |
TWI239730B (en) * | 2002-02-19 | 2005-09-11 | Interdigital Tech Corp | Method and apparatus for providing a highly reliable ACK/NACK for time division duplex (TDD) and frequency division duplex (FDD) |
IL163746A0 (en) | 2002-03-25 | 2005-12-18 | Interdigital Tech Corp | Method and apparatus for blind codedetection |
US6760370B2 (en) | 2002-04-03 | 2004-07-06 | Interdigital Technology Corporation | Low bias method for estimating small signal-to-noise ratio |
US7428278B2 (en) * | 2002-05-09 | 2008-09-23 | Interdigital Technology Corporation | Method and apparatus for parallel midamble cancellation |
US7324494B2 (en) * | 2002-05-22 | 2008-01-29 | Matsushita Electric Industrial Co., Ltd. | Reception device and reception method |
JP3581357B2 (ja) * | 2002-05-22 | 2004-10-27 | 松下電器産業株式会社 | 通信端末装置及び拡散コード推定方法 |
US7260056B2 (en) * | 2002-05-29 | 2007-08-21 | Interdigital Technology Corporation | Channel estimation in a wireless communication system |
KR100557102B1 (ko) * | 2002-09-07 | 2006-03-03 | 삼성전자주식회사 | 이동통신 시스템에서 직교부호의 길이에 상관없는 공동검출 수신 장치 및 방법 |
KR100504804B1 (ko) * | 2002-09-28 | 2005-08-01 | 엘지전자 주식회사 | Wcdma시스템의 역채널화방법 |
KR100511668B1 (ko) * | 2002-12-04 | 2005-08-31 | 엘지전자 주식회사 | 이동통신 시스템의 오브이에스에프 코드 검색 장치 및 방법 |
CN1512681A (zh) * | 2002-12-30 | 2004-07-14 | 皇家飞利浦电子股份有限公司 | Tdd/cdma***中下行链路的训练序列检测方法及装置 |
US7031284B2 (en) * | 2003-03-03 | 2006-04-18 | Interdigital Technology Corporation | Wireless communication method and apparatus for optimizing multi-user detection |
EP1833177A1 (en) * | 2003-03-03 | 2007-09-12 | Interdigital Technology Corporation | Optimizing multi-user detection |
EP1469610A1 (en) * | 2003-04-15 | 2004-10-20 | Siemens Mobile Communications S.p.A. | Method to perform blind joint detection at the CDMA MS in presence of DMA exceptions |
CN1229937C (zh) * | 2003-05-28 | 2005-11-30 | 大唐移动通信设备有限公司 | 无线通信***中多用户码道激活检测的方法和装置 |
DE602004010002T2 (de) * | 2003-07-07 | 2008-09-11 | Samsung Electronics Co., Ltd., Suwon | Verfahren und Vorrichtung zur Detektierung von aktiven Abwärtskanalisierungskodes in einem mobilen TD-CDMA Kommunikationssystem. |
US20050111405A1 (en) * | 2003-11-25 | 2005-05-26 | Emmanuel Kanterakis | Interference cancellation method and apparatus |
GB2412036A (en) | 2004-03-08 | 2005-09-14 | Ipwireless Inc | Mitigation of intercell and intracell interference in a cellular communication system |
CN1674455A (zh) * | 2004-03-25 | 2005-09-28 | 皇家飞利浦电子股份有限公司 | 在tdd cdma通信体系中用于实现下行链路联合检测的方法和装置 |
US7684372B2 (en) | 2004-05-04 | 2010-03-23 | Ipwireless, Inc. | Signaling MIMO allocations |
CN102664667B (zh) | 2004-05-04 | 2018-04-06 | 索尼公司 | 一种移动终端、方法和基站 |
GB2414366A (en) * | 2004-05-20 | 2005-11-23 | Ipwireless Inc | Multi-user detector for use in a communication system |
US7599344B2 (en) | 2004-06-08 | 2009-10-06 | Interdigital Technology Corporation | Method and apparatus for reducing multi-user processing in wireless communication systems |
US7684378B2 (en) * | 2004-11-08 | 2010-03-23 | Interdigital Technology Corporation | Method and apparatus for estimating channelization codes in a wireless transmit/receive unit |
US8045599B2 (en) * | 2005-02-17 | 2011-10-25 | Sony Corporation | Selection of training sequences for multiple-in multiple-out transmissions |
CN1863021B (zh) * | 2005-05-13 | 2010-04-28 | 上海原动力通信科技有限公司 | 无线通信***中的码道分配方法和多用户检测方法 |
CN100596032C (zh) * | 2005-05-13 | 2010-03-24 | 上海原动力通信科技有限公司 | 多个基本中间码的分配方法 |
CN100385818C (zh) * | 2005-05-26 | 2008-04-30 | 上海原动力通信科技有限公司 | 在时分双工码分多址***中进行相邻小区联合检测的方法 |
US8199793B2 (en) * | 2005-12-06 | 2012-06-12 | St-Ericsson Sa | Determination of active spreading codes and their powers |
US7715786B2 (en) | 2006-02-08 | 2010-05-11 | The Directv Group, Inc. | Blind identification of advanced modulation and coding modes |
EP2062375A4 (en) * | 2006-09-14 | 2014-08-13 | Ericsson Telefon Ab L M | METHOD AND ARRANGEMENT FOR LASER COMPENSATION OF POWER AMPLIFIERS |
US8363608B2 (en) | 2006-09-29 | 2013-01-29 | Panasonic Corporation | Sequence allocating method and sequence allocating apparatus |
KR100862529B1 (ko) * | 2007-06-19 | 2008-10-09 | 에스케이 텔레콤주식회사 | Τdd 기반 cdma 시스템에서 적응형 결합 채널 추정방법 및 그 시스템 |
JP4869203B2 (ja) * | 2007-10-05 | 2012-02-08 | 株式会社東芝 | 無線通信装置 |
US20090207175A1 (en) * | 2008-02-15 | 2009-08-20 | Apple Inc. | Animation Using Animation Effect and Trigger Element |
US8804881B2 (en) | 2010-07-13 | 2014-08-12 | Qualcomm Incorporated | Data communication devices, methods, and systems |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5291475B1 (en) * | 1992-03-27 | 1995-06-27 | Motorola Inc | Slot hopped fd/td/cmda |
DE19700303B4 (de) * | 1997-01-08 | 2005-11-03 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Funkübertragungsverfahren für digitale Multimediatensignale zwischen Teilnehmerstationen in einem lokalen Netz |
JP3323443B2 (ja) * | 1997-07-17 | 2002-09-09 | 松下電器産業株式会社 | 無線通信端末装置及び無線通信基地局装置 |
DE19733336A1 (de) * | 1997-08-01 | 1999-02-18 | Siemens Ag | Verfahren und Funkstation zur Datenübertragung |
AU1748199A (en) * | 1997-10-27 | 1999-05-17 | Siemens Aktiengesellschaft | Radiocommunications system and control device |
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 |
DE69838807T2 (de) * | 1998-02-18 | 2008-10-30 | Sony Deutschland Gmbh | Abbildung von Mehrträgersignalen in GSM-Zeitschlitzen |
GB9807335D0 (en) * | 1998-04-07 | 1998-06-03 | Motorola Ltd | A receiver for spread spectrum communications signals |
US6100937A (en) * | 1998-05-29 | 2000-08-08 | Conexant Systems, Inc. | Method and system for combining multiple images into a single higher-quality image |
DE69933378T2 (de) * | 1998-06-30 | 2007-08-23 | Siemens Ag | Verfahren zur funkübertragung von daten und funkübertragungsgerät |
US6078607A (en) * | 1998-08-10 | 2000-06-20 | Omnipont Corporation | Synchronization codes for use in communication |
ES2308796T3 (es) * | 1998-08-21 | 2008-12-01 | Lucent Technologies Inc. | Sistema cdma multi-codigo que utiliza una decodificacion iterativa. |
KR100401190B1 (ko) * | 1998-09-17 | 2003-12-31 | 삼성전자주식회사 | 부호분할다중접속통신시스템의동기채널을이용한프레임동기장치및방법 |
US6339646B1 (en) * | 1998-11-03 | 2002-01-15 | Telefonaktiebolaget Lm Ericsson | Slotted mode code usage in a cellular communications system |
DE19907502C2 (de) * | 1999-02-22 | 2001-11-22 | Siemens Ag | Verfahren zur Kanalschätzung |
EP1035677A1 (en) * | 1999-03-10 | 2000-09-13 | Lucent Technologies Inc. | Code branch allocation for CDMA systems |
US7151761B1 (en) * | 1999-03-19 | 2006-12-19 | Telefonaktiebolaget L M Ericsson (Publ) | Code reservation for interference measurement in a CDMA radiocommunication system |
GB2351422A (en) * | 1999-06-25 | 2000-12-27 | Roke Manor Research | Association of a training code to a channelisation code in a mobile telecommunications system |
IL150991A0 (en) * | 2000-02-04 | 2003-02-12 | Interdigital Tech Corp | Support of multiuser detection in the downlink |
GB2412036A (en) * | 2004-03-08 | 2005-09-14 | Ipwireless Inc | Mitigation of intercell and intracell interference in a cellular communication system |
-
2001
- 2001-02-02 IL IL15099101A patent/IL150991A0/xx active IP Right Grant
- 2001-02-02 EP EP01905346A patent/EP1252723B1/en not_active Expired - Lifetime
- 2001-02-02 DE DE60107051T patent/DE60107051T2/de not_active Expired - Lifetime
- 2001-02-02 DE DE1252723T patent/DE1252723T1/de active Pending
- 2001-02-02 CA CA002399078A patent/CA2399078C/en not_active Expired - Fee Related
- 2001-02-02 US US09/775,969 patent/US6934271B2/en not_active Expired - Lifetime
- 2001-02-02 KR KR10-2002-7009961A patent/KR100446173B1/ko not_active IP Right Cessation
- 2001-02-02 CN CNA2006101685088A patent/CN1976243A/zh active Pending
- 2001-02-02 MX MXPA02007499A patent/MXPA02007499A/es active IP Right Grant
- 2001-02-02 JP JP2001557187A patent/JP3782012B2/ja not_active Expired - Fee Related
- 2001-02-02 AU AU2001233237A patent/AU2001233237A1/en not_active Abandoned
- 2001-02-02 SG SG200703112-3A patent/SG161102A1/en unknown
- 2001-02-02 BR BR0108290-6A patent/BR0108290A/pt not_active Application Discontinuation
- 2001-02-02 CN CNB2004101045909A patent/CN100340070C/zh not_active Expired - Fee Related
- 2001-02-02 EP EP04106417A patent/EP1523109A3/en not_active Withdrawn
- 2001-02-02 ES ES01905346T patent/ES2227124T3/es not_active Expired - Lifetime
- 2001-02-02 CN CNB018045170A patent/CN1292544C/zh not_active Expired - Fee Related
- 2001-02-02 WO PCT/US2001/003380 patent/WO2001058041A2/en active Application Filing
- 2001-02-02 AT AT01905346T patent/ATE282264T1/de not_active IP Right Cessation
- 2001-02-02 SG SG200206586A patent/SG112856A1/en unknown
- 2001-02-02 DK DK01905346T patent/DK1252723T3/da active
- 2001-04-03 TW TW090102222A patent/TW508923B/zh not_active IP Right Cessation
-
2002
- 2002-03-04 US US10/090,498 patent/US6885649B2/en not_active Expired - Lifetime
- 2002-03-04 US US10/090,372 patent/US6795417B2/en not_active Expired - Lifetime
- 2002-07-30 NO NO20023623A patent/NO326185B1/no not_active IP Right Cessation
- 2002-07-30 IL IL150991A patent/IL150991A/en not_active IP Right Cessation
-
2003
- 2003-08-18 HK HK05111576A patent/HK1080624A1/xx not_active IP Right Cessation
- 2003-08-18 HK HK03105902A patent/HK1056953A1/xx not_active IP Right Cessation
-
2005
- 2005-03-18 JP JP2005080278A patent/JP4649247B2/ja not_active Expired - Fee Related
- 2005-04-04 US US11/098,276 patent/US7710928B2/en not_active Expired - Fee Related
- 2005-04-04 US US11/098,733 patent/US20050169198A1/en not_active Abandoned
-
2007
- 2007-08-02 JP JP2007201977A patent/JP2007329960A/ja not_active Ceased
-
2008
- 2008-01-28 IL IL189071A patent/IL189071A/en not_active IP Right Cessation
- 2008-09-24 NO NO20084068A patent/NO20084068L/no not_active Application Discontinuation
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK1252723T3 (da) | Understöttelse af flerbrugerdetektion i downlinken | |
WO2002073230A3 (en) | Wireless communications methods and systems for short-code and other spread spectrum waveform processing | |
NO20100586L (no) | Fremgangsmate for a kontrollere nedlinkstransmisjonseffektnivaer i et spredtspektrum-tidsdelt-kommunikasjonssystem | |
MX9603336A (es) | Red de area local inalambrica de alto indice de datos. | |
CA2582173A1 (en) | Adaptive power control for a spread spectrum communications system and method | |
MY131068A (en) | Acquisition circuit for low chip rate option for mobile telecommunication system | |
CA2313755A1 (en) | Channel assigning device and method in cdma communication system | |
DK1463227T3 (da) | Simpel blokafsendelsesdiversitet med tidsadskillelse ved brug af flere spredningskoder | |
TW588891U (en) | A network device for establishing communication with a user equipment employing code division multiple access 2000 (CDMA 2000) | |
SG134172A1 (en) | Physical channel configuration signaling procedures | |
TW428403B (en) | A code management system and method for CDMA communication networks | |
EP1143651A4 (en) | CDMA COMMUNICATION SYSTEM USING A CODE SEQUENCE ASSEMBLY HAVING A NON-CROSS CORRELATION REGION | |
HK1039000A1 (en) | Diffusion code generator, cdma communication apparatus using the same, and diffusion code generatingmethod used therefor | |
NO20032412D0 (no) | Konfliktadgangskontrollsystem og fremgangsmåte | |
ATE343270T1 (de) | Mehrbenutzerdetektion in einem mc-cdma nachrichtensystem | |
FI960300A (fi) | Siirtopaketti, joka soveltuu epäjatkuvaan siirtoon |