AU2001284874A1 - Apparatus for controlling a plurality of receiver fingers in a cdma receiver - Google Patents
Apparatus for controlling a plurality of receiver fingers in a cdma receiverInfo
- Publication number
- AU2001284874A1 AU2001284874A1 AU2001284874A AU8487401A AU2001284874A1 AU 2001284874 A1 AU2001284874 A1 AU 2001284874A1 AU 2001284874 A AU2001284874 A AU 2001284874A AU 8487401 A AU8487401 A AU 8487401A AU 2001284874 A1 AU2001284874 A1 AU 2001284874A1
- Authority
- AU
- Australia
- Prior art keywords
- receiver
- controlling
- fingers
- cdma
- cdma receiver
- 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.)
- Abandoned
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
-
- 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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09638604 | 2000-08-15 | ||
US09/638,604 US7031373B1 (en) | 2000-08-15 | 2000-08-15 | Apparatus for controlling a plurality of receiver fingers in a CDMA receiver |
PCT/US2001/025373 WO2002015427A2 (en) | 2000-08-15 | 2001-08-13 | Apparatus for controlling a plurality of receiver fingers in a cdma receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001284874A1 true AU2001284874A1 (en) | 2002-02-25 |
Family
ID=24560697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001284874A Abandoned AU2001284874A1 (en) | 2000-08-15 | 2001-08-13 | Apparatus for controlling a plurality of receiver fingers in a cdma receiver |
Country Status (3)
Country | Link |
---|---|
US (1) | US7031373B1 (en) |
AU (1) | AU2001284874A1 (en) |
WO (1) | WO2002015427A2 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7769078B2 (en) * | 2000-12-22 | 2010-08-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Apparatus, methods and computer program products for delay selection in a spread-spectrum receiver |
US7085310B2 (en) * | 2001-01-29 | 2006-08-01 | Qualcomm, Incorporated | Method and apparatus for managing finger resources in a communication system |
JP3468224B2 (en) * | 2001-04-02 | 2003-11-17 | 三菱電機株式会社 | Multi-user demodulation device, receiving device, and multi-channel demodulation method. |
DE10123333A1 (en) * | 2001-05-14 | 2002-11-28 | Infineon Technologies Ag | Method of multi-user detection using RAKE receiver structure, deactivates one or more RAKE fingers to reduce power consumption during operation |
JP2003023371A (en) * | 2001-07-06 | 2003-01-24 | Nec Corp | Cdma receiver, receiving method and program therefor |
EP1365518A1 (en) * | 2002-05-21 | 2003-11-26 | Nokia Corporation | Method and apparatus for synchronisation of DS-CDMA multipath signals |
US7286607B1 (en) * | 2002-12-31 | 2007-10-23 | United States Of America As Represented By The Secretary Of The Navy | Energy-control method and apparatus for digital diversity signaling |
US7602836B2 (en) * | 2003-12-01 | 2009-10-13 | Samsung Electronics Co., Ltd | Receiver |
KR20050064267A (en) * | 2003-12-23 | 2005-06-29 | 삼성전자주식회사 | Data transmitting method for wireless network using access point |
US7515876B2 (en) * | 2005-05-03 | 2009-04-07 | Agere Systems Inc. | Rake receiver with time-shared fingers |
US8369356B2 (en) * | 2007-03-21 | 2013-02-05 | Qualcomm Incorporated | Dynamic management of receiver resources |
US7973713B2 (en) * | 2008-10-15 | 2011-07-05 | Lockheed Martin Corporation | Element independent routerless beamforming |
CN101964995B (en) * | 2009-07-21 | 2013-03-27 | 中兴通讯股份有限公司 | Method and device for updating uplink baseband chip parameters at NodeB side in WCDMA (Wideband Code Division Multiple Access) system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW253088B (en) * | 1992-10-02 | 1995-08-01 | Ericsson Telefon Ab L M | |
US5490204A (en) * | 1994-03-01 | 1996-02-06 | Safco Corporation | Automated quality assessment system for cellular networks |
US5455821A (en) * | 1994-11-10 | 1995-10-03 | Motorola, Inc. | Communication system resource allocation method |
US5764687A (en) * | 1995-06-20 | 1998-06-09 | Qualcomm Incorporated | Mobile demodulator architecture for a spread spectrum multiple access communication system |
US5930288A (en) * | 1996-05-06 | 1999-07-27 | Motorola, Inc. | Time-shared lock indicator circuit and method for power control and traffic channel decoding in a radio receiver |
US5903554A (en) * | 1996-09-27 | 1999-05-11 | Qualcomm Incorporation | Method and apparatus for measuring link quality in a spread spectrum communication system |
US6233456B1 (en) * | 1996-09-27 | 2001-05-15 | Qualcomm Inc. | Method and apparatus for adjacent coverage area handoff in communication systems |
JP2924864B2 (en) * | 1997-06-16 | 1999-07-26 | 日本電気株式会社 | Adaptive rake reception method |
JP3274388B2 (en) * | 1997-07-25 | 2002-04-15 | 株式会社東芝 | RAKE receiver and spread spectrum communication apparatus provided with the RAKE receiver |
US6072807A (en) * | 1997-12-09 | 2000-06-06 | Lucent Technologies, Inc. | Searching for signals to assign to the fingers of a rake receiver |
US6269075B1 (en) * | 1998-01-26 | 2001-07-31 | Nokia Mobile Phones Limited | Finger assignment in a CDMA rake receiver |
EP0981206B1 (en) * | 1998-08-19 | 2005-11-23 | Siemens Aktiengesellschaft | Spread spectrum receiver with reduction of intersymbol interference |
US6515980B1 (en) * | 1999-09-22 | 2003-02-04 | Ericsson Inc. | Methods and apparatus for interference cancellation using complex interference orthogonalization techniques |
US6445908B1 (en) * | 1999-10-18 | 2002-09-03 | Qualcomm Incorporated | Dynamic temperature compensation and stage selection in pilot signal acquisition |
US6795411B1 (en) * | 2000-03-09 | 2004-09-21 | Motorola, Inc. | Method and apparatus for changing assignment of receiver fingers |
-
2000
- 2000-08-15 US US09/638,604 patent/US7031373B1/en not_active Expired - Fee Related
-
2001
- 2001-08-13 WO PCT/US2001/025373 patent/WO2002015427A2/en active Application Filing
- 2001-08-13 AU AU2001284874A patent/AU2001284874A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2002015427A2 (en) | 2002-02-21 |
US7031373B1 (en) | 2006-04-18 |
WO2002015427A3 (en) | 2002-06-13 |
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