DE60215869D1 - Mehrbenutzer-Demodulationsvorrichtung, Empfangsvorrichtung und Mehrkanal-Demodulationsverfahren - Google Patents
Mehrbenutzer-Demodulationsvorrichtung, Empfangsvorrichtung und Mehrkanal-DemodulationsverfahrenInfo
- Publication number
- DE60215869D1 DE60215869D1 DE60215869T DE60215869T DE60215869D1 DE 60215869 D1 DE60215869 D1 DE 60215869D1 DE 60215869 T DE60215869 T DE 60215869T DE 60215869 T DE60215869 T DE 60215869T DE 60215869 D1 DE60215869 D1 DE 60215869D1
- Authority
- DE
- Germany
- Prior art keywords
- demodulation
- user
- receiving apparatus
- channel
- demodulation method
- 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 - Fee Related
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
- H04B1/711—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
-
- 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
- H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
-
- 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
- H04B2201/7071—Efficiency-related aspects with dynamic control of receiver resources
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Circuits Of Receivers In General (AREA)
- Mobile Radio Communication Systems (AREA)
- Traffic Control Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001103348 | 2001-04-02 | ||
JP2001103348A JP3468224B2 (ja) | 2001-04-02 | 2001-04-02 | マルチユーザ復調装置、受信装置、並びにマルチチャネル復調方法。 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60215869D1 true DE60215869D1 (de) | 2006-12-14 |
DE60215869T2 DE60215869T2 (de) | 2007-05-31 |
Family
ID=18956419
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2002616528 Expired - Fee Related DE60216528T2 (de) | 2001-04-02 | 2002-04-01 | Mehrbenutzer-demodulationsvorrichtung, empfangsvorrichtung und mehrkanal-demodulationsverfahren |
DE2002615869 Expired - Fee Related DE60215869T2 (de) | 2001-04-02 | 2002-04-01 | Mehrbenutzer-Demodulationsvorrichtung, Empfangsvorrichtung und Mehrkanal-Demodulationsverfahren |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2002616528 Expired - Fee Related DE60216528T2 (de) | 2001-04-02 | 2002-04-01 | Mehrbenutzer-demodulationsvorrichtung, empfangsvorrichtung und mehrkanal-demodulationsverfahren |
Country Status (6)
Country | Link |
---|---|
US (1) | US20040121754A1 (de) |
EP (3) | EP1376887A4 (de) |
JP (1) | JP3468224B2 (de) |
CN (1) | CN1500316A (de) |
DE (2) | DE60216528T2 (de) |
WO (1) | WO2002082680A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7675963B2 (en) * | 2002-07-29 | 2010-03-09 | Infineon Technologies Ag | Method and device for passing parameters to rake receiver |
US7221665B1 (en) * | 2003-06-09 | 2007-05-22 | Mower Vaughn L | System and method for PN encoded signal prioritization and collision mitigation |
CN1914816A (zh) * | 2004-02-03 | 2007-02-14 | 松下电器产业株式会社 | 瑞克接收装置和瑞克接收方法 |
US7586974B2 (en) | 2004-10-19 | 2009-09-08 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for rake finger allocation in a DS-CDMA receiver |
US7372895B2 (en) | 2004-12-08 | 2008-05-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Method of and system for delay estimation with minimized finger allocation |
US7480356B2 (en) | 2004-12-08 | 2009-01-20 | Telefonaktiebolaget L M Ericsson (Publ) | Method of and system for path selection in rich multipath conditions |
US8345803B2 (en) * | 2008-10-02 | 2013-01-01 | Qualcomm Incorporated | Optimized finger assignment for improved multicarrier throughput |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA938324B (en) * | 1992-11-24 | 1994-06-07 | Qualcomm Inc | Pilot carrier dot product circuit |
FI932605A (fi) * | 1993-06-07 | 1994-12-08 | Nokia Telecommunications Oy | Tukiasemavastaanotinlaitteisto |
US5608722A (en) * | 1995-04-03 | 1997-03-04 | Qualcomm Incorporated | Multi-user communication system architecture with distributed receivers |
FI105430B (fi) * | 1995-05-24 | 2000-08-15 | Nokia Networks Oy | Tukiasemalaitteisto sekä menetelmä antennikeilan suuntaamiseksi |
US5764687A (en) * | 1995-06-20 | 1998-06-09 | Qualcomm Incorporated | Mobile demodulator architecture for a spread spectrum multiple access communication system |
JP3286189B2 (ja) * | 1996-11-14 | 2002-05-27 | 松下電器産業株式会社 | アルゴリズムダイバーシチを用いた受信装置 |
US6055230A (en) * | 1997-09-05 | 2000-04-25 | Metawave Communications Corporation | Embedded digital beam switching |
JP2002524909A (ja) * | 1998-08-28 | 2002-08-06 | シーメンス アクチエンゲゼルシヤフト | 無線信号からデータを回復する受信機および方法 |
JP2000232430A (ja) * | 1999-02-08 | 2000-08-22 | Nec Corp | Rake(熊手)受信機 |
JP2000252871A (ja) * | 1999-03-01 | 2000-09-14 | Sony Corp | 受信方法及び受信装置 |
JP2001189680A (ja) * | 1999-12-28 | 2001-07-10 | Hitachi Kokusai Electric Inc | 逆拡散装置 |
EP1158688A1 (de) * | 2000-05-25 | 2001-11-28 | Lucent Technologies Inc. | Dynamische Fingerzuweisung für Rake-Empfänger |
JP2002009663A (ja) * | 2000-06-21 | 2002-01-11 | Nec Corp | スペクトラム拡散通信用受信機 |
US7031373B1 (en) * | 2000-08-15 | 2006-04-18 | Motorola, Inc. | Apparatus for controlling a plurality of receiver fingers in a CDMA receiver |
-
2001
- 2001-04-02 JP JP2001103348A patent/JP3468224B2/ja not_active Expired - Fee Related
-
2002
- 2002-04-01 DE DE2002616528 patent/DE60216528T2/de not_active Expired - Fee Related
- 2002-04-01 WO PCT/JP2002/003265 patent/WO2002082680A1/ja not_active Application Discontinuation
- 2002-04-01 DE DE2002615869 patent/DE60215869T2/de not_active Expired - Fee Related
- 2002-04-01 EP EP02707283A patent/EP1376887A4/de not_active Withdrawn
- 2002-04-01 US US10/473,820 patent/US20040121754A1/en not_active Abandoned
- 2002-04-01 CN CNA028077903A patent/CN1500316A/zh active Pending
- 2002-04-01 EP EP20050012393 patent/EP1585228B1/de not_active Expired - Fee Related
- 2002-04-01 EP EP20050012392 patent/EP1575182B1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1585228B1 (de) | 2006-11-29 |
EP1575182A3 (de) | 2005-10-05 |
EP1585228A1 (de) | 2005-10-12 |
DE60216528D1 (de) | 2007-01-11 |
JP3468224B2 (ja) | 2003-11-17 |
EP1376887A1 (de) | 2004-01-02 |
US20040121754A1 (en) | 2004-06-24 |
CN1500316A (zh) | 2004-05-26 |
EP1376887A4 (de) | 2004-11-17 |
WO2002082680A1 (fr) | 2002-10-17 |
JP2002300087A (ja) | 2002-10-11 |
DE60216528T2 (de) | 2007-09-27 |
DE60215869T2 (de) | 2007-05-31 |
EP1575182A2 (de) | 2005-09-14 |
EP1575182B1 (de) | 2006-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |