PL1869786T3 - Układ dostępu radiowego w systemie komunikacji opartym na CDMA - Google Patents
Układ dostępu radiowego w systemie komunikacji opartym na CDMAInfo
- Publication number
- PL1869786T3 PL1869786T3 PL06725913T PL06725913T PL1869786T3 PL 1869786 T3 PL1869786 T3 PL 1869786T3 PL 06725913 T PL06725913 T PL 06725913T PL 06725913 T PL06725913 T PL 06725913T PL 1869786 T3 PL1869786 T3 PL 1869786T3
- Authority
- PL
- Poland
- Prior art keywords
- cdma
- communication system
- radio access
- based communication
- access scheme
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0077—Multicode, e.g. multiple codes assigned to one user
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/022—Channel estimation of frequency response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
-
- 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
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/004—Orthogonal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20055175A FI20055175A0 (fi) | 2005-04-15 | 2005-04-15 | Radioyhteysmenettely CDMA-pohjaisessa viestintäjärjestelmässä |
US11/357,958 US7653140B2 (en) | 2005-04-15 | 2006-02-22 | Radio access scheme in CDMA-based communication system |
PCT/FI2006/050138 WO2006108919A1 (en) | 2005-04-15 | 2006-04-11 | Radio access scheme in cdma-based communication system |
EP06725913.5A EP1869786B1 (en) | 2005-04-15 | 2006-04-11 | Radio access scheme in cdma-based communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
PL1869786T3 true PL1869786T3 (pl) | 2018-10-31 |
Family
ID=37086627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL06725913T PL1869786T3 (pl) | 2005-04-15 | 2006-04-11 | Układ dostępu radiowego w systemie komunikacji opartym na CDMA |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1869786B1 (pl) |
PL (1) | PL1869786T3 (pl) |
WO (1) | WO2006108919A1 (pl) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5295153A (en) * | 1992-04-13 | 1994-03-15 | Telefonaktiebolaget L M Ericsson | CDMA frequency allocation |
FI100575B (fi) * | 1995-05-17 | 1997-12-31 | Nokia Mobile Phones Ltd | Menetelmä kanavanvaihdon ja yhteydenmuodostuksen luotettavuuden parant amiseksi sekä solukkoradiojärjestelmä |
US5793757A (en) * | 1996-02-13 | 1998-08-11 | Telefonaktiebolaget L M Ericsson (Publ) | Telecommunication network having time orthogonal wideband and narrowband sytems |
US6101176A (en) | 1996-07-24 | 2000-08-08 | Nokia Mobile Phones | Method and apparatus for operating an indoor CDMA telecommunications system |
KR100362571B1 (ko) * | 1999-07-05 | 2002-11-27 | 삼성전자 주식회사 | 직교주파수분할다중 시스템에서 파일럿 심볼을 이용한 주파수 오류 보상장치 및 방법 |
US7218948B2 (en) * | 2003-02-24 | 2007-05-15 | Qualcomm Incorporated | Method of transmitting pilot tones in a multi-sector cell, including null pilot tones, for generating channel quality indicators |
ATE315290T1 (de) | 2003-07-28 | 2006-02-15 | Cit Alcatel | Verfahren und vorrichtung zur auswahl von unterträgern gemäss dienstqualitätsanforderungen in einem mehrträgerkommunikationssystem |
-
2006
- 2006-04-11 EP EP06725913.5A patent/EP1869786B1/en active Active
- 2006-04-11 PL PL06725913T patent/PL1869786T3/pl unknown
- 2006-04-11 WO PCT/FI2006/050138 patent/WO2006108919A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1869786A1 (en) | 2007-12-26 |
EP1869786A4 (en) | 2013-08-07 |
WO2006108919A1 (en) | 2006-10-19 |
EP1869786B1 (en) | 2018-06-13 |
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