WO2002073230A3 - Wireless communications methods and systems for short-code and other spread spectrum waveform processing - Google Patents
Wireless communications methods and systems for short-code and other spread spectrum waveform processing Download PDFInfo
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- WO2002073230A3 WO2002073230A3 PCT/US2002/007783 US0207783W WO02073230A3 WO 2002073230 A3 WO2002073230 A3 WO 2002073230A3 US 0207783 W US0207783 W US 0207783W WO 02073230 A3 WO02073230 A3 WO 02073230A3
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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
- 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
-
- 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
-
- 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
- H04B1/7107—Subtractive interference cancellation
- H04B1/71075—Parallel interference cancellation
-
- 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
- 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
- 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
-
- 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
- H04B2201/70711—Efficiency-related aspects with dynamic control of receiver resources with modular structure
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20034057A NO20034057D0 (en) | 2001-03-14 | 2003-09-12 | Methods and systems for waveform processing of long code type and other spread spectrum type, for wireless communication |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27584601P | 2001-03-14 | 2001-03-14 | |
US60/275,846 | 2001-03-14 | ||
US28960001P | 2001-05-07 | 2001-05-07 | |
US60/289,600 | 2001-05-07 | ||
US29506001P | 2001-06-01 | 2001-06-01 | |
US60/295,060 | 2001-06-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002073230A2 WO2002073230A2 (en) | 2002-09-19 |
WO2002073230A3 true WO2002073230A3 (en) | 2002-12-27 |
Family
ID=27402761
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/008106 WO2002073937A2 (en) | 2001-03-14 | 2002-03-14 | Wireless communications methods and systems for long-code and other spread spectrum waveform processing |
PCT/US2002/007783 WO2002073230A2 (en) | 2001-03-14 | 2002-03-14 | Wireless communications methods and systems for short-code and other spread spectrum waveform processing |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/008106 WO2002073937A2 (en) | 2001-03-14 | 2002-03-14 | Wireless communications methods and systems for long-code and other spread spectrum waveform processing |
Country Status (4)
Country | Link |
---|---|
US (13) | US7210062B2 (en) |
AU (1) | AU2002250356A1 (en) |
NO (2) | NO20034057D0 (en) |
WO (2) | WO2002073937A2 (en) |
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