SE9701655L - Anordningar och förfarande relaterande till hantering av digitala signaler - Google Patents
Anordningar och förfarande relaterande till hantering av digitala signalerInfo
- Publication number
- SE9701655L SE9701655L SE9701655A SE9701655A SE9701655L SE 9701655 L SE9701655 L SE 9701655L SE 9701655 A SE9701655 A SE 9701655A SE 9701655 A SE9701655 A SE 9701655A SE 9701655 L SE9701655 L SE 9701655L
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- chips
- deinterleaving
- devices
- digital signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
- H04L1/0042—Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Error Detection And Correction (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9701655A SE511561C2 (sv) | 1997-05-02 | 1997-05-02 | Anordningar och förfarande relaterande till hantering av digitala signaler |
PCT/SE1998/000739 WO1998051017A1 (en) | 1997-05-02 | 1998-04-23 | Arrangements and method relating to handling of digital signals |
EP98921934A EP0974204A1 (en) | 1997-05-02 | 1998-04-23 | Arrangements and method relating to handling of digital signals |
JP54796198A JP2001524288A (ja) | 1997-05-02 | 1998-04-23 | デジタル信号の取り扱いに関する装置および方法 |
AU74585/98A AU7458598A (en) | 1997-05-02 | 1998-04-23 | Arrangements and method relating to handling of digital signals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9701655A SE511561C2 (sv) | 1997-05-02 | 1997-05-02 | Anordningar och förfarande relaterande till hantering av digitala signaler |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9701655D0 SE9701655D0 (sv) | 1997-05-02 |
SE9701655L true SE9701655L (sv) | 1998-11-03 |
SE511561C2 SE511561C2 (sv) | 1999-10-18 |
Family
ID=20406811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9701655A SE511561C2 (sv) | 1997-05-02 | 1997-05-02 | Anordningar och förfarande relaterande till hantering av digitala signaler |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0974204A1 (sv) |
JP (1) | JP2001524288A (sv) |
AU (1) | AU7458598A (sv) |
SE (1) | SE511561C2 (sv) |
WO (1) | WO1998051017A1 (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19935480A1 (de) | 1999-07-28 | 2001-02-22 | Infineon Technologies Ag | Verfahren zur Schätzung der Kanalimpulsantworten eines Mobilfunkkanals |
EP2658159B1 (en) * | 2006-12-27 | 2017-02-08 | Unwired Planet International Limited | Link adaptation in a wireless telecommunications system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
US5274667A (en) * | 1992-10-23 | 1993-12-28 | David Olmstead | Adaptive data rate packet communications system |
FI97661C (sv) * | 1993-12-10 | 1997-01-27 | Nokia Mobile Phones Ltd | Förfarande för datakommunikation, CDMA-sändare samt -mottagare |
-
1997
- 1997-05-02 SE SE9701655A patent/SE511561C2/sv not_active IP Right Cessation
-
1998
- 1998-04-23 AU AU74585/98A patent/AU7458598A/en not_active Abandoned
- 1998-04-23 JP JP54796198A patent/JP2001524288A/ja active Pending
- 1998-04-23 EP EP98921934A patent/EP0974204A1/en not_active Withdrawn
- 1998-04-23 WO PCT/SE1998/000739 patent/WO1998051017A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE511561C2 (sv) | 1999-10-18 |
AU7458598A (en) | 1998-11-27 |
SE9701655D0 (sv) | 1997-05-02 |
WO1998051017A1 (en) | 1998-11-12 |
JP2001524288A (ja) | 2001-11-27 |
EP0974204A1 (en) | 2000-01-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |