ATE427591T1 - Verfahren, systeme und computerprogrammprodukte zur auswahl von verzígerungspositionen fur einen rake-empfanger durch einstellung der verzígerungspositionen auf der basis von vergleichen der signal/stírungs-verhaltnisse und/oder leistungen fur mehrwegesignale uber die zeit hinweg - Google Patents
Verfahren, systeme und computerprogrammprodukte zur auswahl von verzígerungspositionen fur einen rake-empfanger durch einstellung der verzígerungspositionen auf der basis von vergleichen der signal/stírungs-verhaltnisse und/oder leistungen fur mehrwegesignale uber die zeit hinwegInfo
- Publication number
- ATE427591T1 ATE427591T1 AT03748018T AT03748018T ATE427591T1 AT E427591 T1 ATE427591 T1 AT E427591T1 AT 03748018 T AT03748018 T AT 03748018T AT 03748018 T AT03748018 T AT 03748018T AT E427591 T1 ATE427591 T1 AT E427591T1
- Authority
- AT
- Austria
- Prior art keywords
- path
- sirs
- delay positions
- power values
- delays
- 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
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7113—Determination of path profile
-
- 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)
- Picture Signal Circuits (AREA)
- Networks Using Active Elements (AREA)
- Paper (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41232102P | 2002-09-20 | 2002-09-20 | |
US10/607,961 US20040072553A1 (en) | 2002-09-20 | 2003-06-27 | Methods, systems, and computer program products for selecting delay positions for a RAKE receiver by adjusting the delay positions based on comparisons of signal to interference ratios and/or powers for multi-path signals over time |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE427591T1 true ATE427591T1 (de) | 2009-04-15 |
Family
ID=32033598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT03748018T ATE427591T1 (de) | 2002-09-20 | 2003-09-15 | Verfahren, systeme und computerprogrammprodukte zur auswahl von verzígerungspositionen fur einen rake-empfanger durch einstellung der verzígerungspositionen auf der basis von vergleichen der signal/stírungs-verhaltnisse und/oder leistungen fur mehrwegesignale uber die zeit hinweg |
Country Status (6)
Country | Link |
---|---|
US (1) | US20040072553A1 (de) |
EP (1) | EP1540842B1 (de) |
AT (1) | ATE427591T1 (de) |
AU (1) | AU2003267352A1 (de) |
DE (1) | DE60326967D1 (de) |
WO (1) | WO2004028015A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7277474B2 (en) * | 2002-11-05 | 2007-10-02 | Analog Devices, Inc. | Finger allocation for a path searcher in a multipath receiver |
WO2004073159A2 (en) * | 2002-11-15 | 2004-08-26 | Tensorcomm, Incorporated | Systems and methods for parallel signal cancellation |
US20040161064A1 (en) * | 2002-11-15 | 2004-08-19 | Brethour Vernon R. | System and method for processing signals in UWB communications |
JP4165238B2 (ja) * | 2003-01-29 | 2008-10-15 | 日本電気株式会社 | パスサーチ回路及びその方法ならびにプログラム |
WO2005002120A2 (en) * | 2003-06-12 | 2005-01-06 | California Institute Of Technology | Method and apparatus for network congestion control |
US7469024B2 (en) * | 2003-09-02 | 2008-12-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for finger placement in rake receiver |
US7606295B2 (en) * | 2005-02-24 | 2009-10-20 | Interdigital Technology Corporation | Generalized rake receiver for wireless communication |
US7693241B2 (en) * | 2005-10-31 | 2010-04-06 | Qualcomm Incorporated | Rake receiver finger assignment based on signal path concentration |
US7751467B2 (en) * | 2006-12-04 | 2010-07-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for selecting signal processing delays based on historical selection data |
US8861623B2 (en) * | 2009-05-27 | 2014-10-14 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for allocating processing delays in multi-carrier systems |
WO2010097396A1 (en) * | 2009-02-24 | 2010-09-02 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for allocating processing delays in multi-carrier systems |
US20100215083A1 (en) * | 2009-02-24 | 2010-08-26 | Elias Jonsson | Method for Allocating Rake Fingers in Multi-Carrier Systems |
US8442132B2 (en) * | 2009-02-24 | 2013-05-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for allocating processing delays in multi-carrier systems |
CN102594397B (zh) * | 2011-01-17 | 2014-06-11 | 中兴通讯股份有限公司 | 一种多径信号处理方法及装置 |
CN103326742B (zh) * | 2012-03-21 | 2017-02-08 | 中兴通讯股份有限公司 | 多径跟踪的方法及装置 |
CN107592632B (zh) * | 2017-08-14 | 2020-08-18 | 南京邮电大学 | 基于时变信道多径延迟特征的无线物理层认证方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5237586A (en) * | 1992-03-25 | 1993-08-17 | Ericsson-Ge Mobile Communications Holding, Inc. | Rake receiver with selective ray combining |
US6005887A (en) * | 1996-11-14 | 1999-12-21 | Ericcsson, Inc. | Despreading of direct sequence spread spectrum communications signals |
US6345078B1 (en) * | 1997-07-31 | 2002-02-05 | Lucent Technologies Inc. | Finger assignment system for a multiple finger receiver and method thereof |
US6078611A (en) * | 1997-09-16 | 2000-06-20 | Motorola, Inc. | Rake receiver and finger management method for spread spectrum communication |
US6370397B1 (en) * | 1998-05-01 | 2002-04-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Search window delay tracking in code division multiple access communication systems |
US6157820A (en) * | 1998-06-12 | 2000-12-05 | Ericsson Inc. | Pilot strength measurement and multipath delay searcher for CDMA receiver |
US6377615B1 (en) * | 1999-09-30 | 2002-04-23 | Ericsson Inc. | Apparatus and methods for receiving information using variable length accumulation searchers |
JP2001111456A (ja) * | 1999-10-06 | 2001-04-20 | Nec Corp | Cdma受信機及び受信方法 |
US6922434B2 (en) * | 1999-10-19 | 2005-07-26 | Ericsson Inc. | Apparatus and methods for finger delay selection in RAKE receivers |
-
2003
- 2003-06-27 US US10/607,961 patent/US20040072553A1/en not_active Abandoned
- 2003-09-15 WO PCT/EP2003/010186 patent/WO2004028015A1/en not_active Application Discontinuation
- 2003-09-15 DE DE60326967T patent/DE60326967D1/de not_active Expired - Fee Related
- 2003-09-15 AU AU2003267352A patent/AU2003267352A1/en not_active Abandoned
- 2003-09-15 AT AT03748018T patent/ATE427591T1/de not_active IP Right Cessation
- 2003-09-15 EP EP03748018A patent/EP1540842B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2004028015A1 (en) | 2004-04-01 |
US20040072553A1 (en) | 2004-04-15 |
EP1540842A1 (de) | 2005-06-15 |
DE60326967D1 (de) | 2009-05-14 |
EP1540842B1 (de) | 2009-04-01 |
AU2003267352A1 (en) | 2004-04-08 |
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |