ATE241238T1 - Zuweisung von spreizfolgen in einem mccdma-system - Google Patents
Zuweisung von spreizfolgen in einem mccdma-systemInfo
- Publication number
- ATE241238T1 ATE241238T1 AT99402240T AT99402240T ATE241238T1 AT E241238 T1 ATE241238 T1 AT E241238T1 AT 99402240 T AT99402240 T AT 99402240T AT 99402240 T AT99402240 T AT 99402240T AT E241238 T1 ATE241238 T1 AT E241238T1
- Authority
- AT
- Austria
- Prior art keywords
- mccdma
- allocation
- spread sequences
- spread
- sequences
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals
- H04L5/026—Multiplexing of multicarrier modulation signals using code division
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99402240A EP1085689B1 (de) | 1999-09-13 | 1999-09-13 | Zuweisung von Spreizfolgen in einem MCCDMA-System |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE241238T1 true ATE241238T1 (de) | 2003-06-15 |
Family
ID=8242109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT99402240T ATE241238T1 (de) | 1999-09-13 | 1999-09-13 | Zuweisung von spreizfolgen in einem mccdma-system |
Country Status (5)
Country | Link |
---|---|
US (2) | US6987747B1 (de) |
EP (1) | EP1085689B1 (de) |
JP (1) | JP4554774B2 (de) |
AT (1) | ATE241238T1 (de) |
DE (1) | DE69908125T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1085689B1 (de) * | 1999-09-13 | 2003-05-21 | Mitsubishi Electric Information Technology Centre Europe B.V. | Zuweisung von Spreizfolgen in einem MCCDMA-System |
FR2825862A1 (fr) * | 2001-06-06 | 2002-12-13 | St Microelectronics Sa | Procede de transmission de donnees en mc/cdma |
ATE381164T1 (de) * | 2003-09-01 | 2007-12-15 | Mitsubishi Electric Corp | Verfahren zur dynamischen zuweisung von spreizfolgen an benutzer eines mccdma übertragungsnetzwerks |
EP1511206B1 (de) | 2003-09-01 | 2012-12-19 | Mitsubishi Electric R&D Centre Europe B.V. | Verfahren zur Zuweisung von einer oder mehreren Spreizfolgen an Benutzer eines MCCDMA Übertragungsnetzwerks |
DE60324933D1 (de) | 2003-10-16 | 2009-01-08 | Mitsubishi Electric Corp | Verfahren zum Mapping von den Chips eines gespreitzten Symboles zu Unterkanälen von einem Mehrträgerübertragungsystem |
US7315563B2 (en) * | 2003-12-03 | 2008-01-01 | Ut-Battelle Llc | Multicarrier orthogonal spread-spectrum (MOSS) data communications |
EP1610480A1 (de) | 2004-06-25 | 2005-12-28 | Mitsubishi Electric Information Technology Center Europe B.V. | Vorrichtung und Verfahren zur dynamischen Verteilung von Untergruppen von Spreizsequenzen |
EP1655854A1 (de) * | 2004-11-03 | 2006-05-10 | Alcatel | Verfahren zur Berechnung des Verzögerungsprofils in einem zellularen Kommunicationssystem. |
US8670493B2 (en) | 2005-06-22 | 2014-03-11 | Eices Research, Inc. | Systems and/or methods of increased privacy wireless communications |
KR100695462B1 (ko) * | 2005-12-10 | 2007-03-16 | 한국전자통신연구원 | Mc-cdma 통신 시스템의 기지국에서 주파수 차원확산 부호 할당 방법 |
US20080031369A1 (en) * | 2006-06-07 | 2008-02-07 | Li Ye Geoffrey | Apparatus and methods for multi-carrier wireless access with energy spreading |
US7813433B2 (en) * | 2006-08-16 | 2010-10-12 | Harris Corporation | System and method for communicating data using symbol-based randomized orthogonal frequency division multiplexing (OFDM) with selected subcarriers turned on or off |
US7903749B2 (en) * | 2006-08-16 | 2011-03-08 | Harris Corporation | System and method for applying frequency domain spreading to multi-carrier communications signals |
US7649951B2 (en) * | 2006-08-16 | 2010-01-19 | Harris Corporation | System and method for communicating data using symbol-based randomized orthogonal frequency division multiplexing (OFDM) with applied frequency domain spreading |
US7751488B2 (en) * | 2006-08-16 | 2010-07-06 | Harris Corporation | System and method for communicating data using symbol-based randomized orthogonal frequency division multiplexing (OFDM) |
US7860147B2 (en) * | 2006-08-16 | 2010-12-28 | Harris Corporation | Method of communicating and associated transmitter using coded orthogonal frequency division multiplexing (COFDM) |
KR100885300B1 (ko) * | 2007-07-03 | 2009-02-23 | 한국전자통신연구원 | 주파수 다이버시티를 가지는 주파수 선택적 기저대역의주파수 변복조 장치 및 방법, 이를 이용한 송수신 장치 |
US8274921B2 (en) * | 2008-04-01 | 2012-09-25 | Harris Corporation | System and method for communicating data using efficient fast fourier transform (FFT) for orthogonal frequency division multiplexing (OFDM) |
US8238454B2 (en) * | 2008-04-01 | 2012-08-07 | Harris Corporation | System and method for communicating data using efficient fast fourier transform (FFT) for orthogonal frequency division multiplexing (OFDM) demodulation |
US8229009B2 (en) | 2008-04-01 | 2012-07-24 | Harris Corporation | System and method for communicating data using efficient fast fourier transform (FFT) for orthogonal frequency division multiplexing (OFDM) modulation |
US11271691B2 (en) * | 2018-07-09 | 2022-03-08 | Huawei Technologies Canada Co. Ltd. | Dynamic spectrum spreading of data symbols for multiple access transmission |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5442625A (en) * | 1994-05-13 | 1995-08-15 | At&T Ipm Corp | Code division multiple access system providing variable data rate access to a user |
JPH08307386A (ja) * | 1995-05-01 | 1996-11-22 | Sharp Corp | 拡散符号算出方法およびスペクトル拡散通信システム |
JP3409628B2 (ja) * | 1996-06-19 | 2003-05-26 | 株式会社エヌ・ティ・ティ・ドコモ | Cdma通信方法およびグループ拡散変調器 |
FI102577B1 (fi) * | 1996-09-05 | 1998-12-31 | Nokia Telecommunications Oy | Lähetys- ja vastaanottomenetelmä ja radiojärjestelmä |
US5956345A (en) * | 1996-09-13 | 1999-09-21 | Lucent Technologies Inc. | IS-95 compatible wideband communication scheme |
JPH10145282A (ja) * | 1996-11-12 | 1998-05-29 | N T T Ido Tsushinmo Kk | Ds−cdma伝送方式 |
JP3317866B2 (ja) * | 1996-12-20 | 2002-08-26 | 富士通株式会社 | スペクトル拡散通信システム |
EP0965177B1 (de) * | 1997-03-04 | 2004-08-11 | QUALCOMM Incorporated | Mehrbenutzernachrichtenübertragungssystemarchitektur mit verteilten sendern |
JP3575215B2 (ja) * | 1997-03-05 | 2004-10-13 | 株式会社日立製作所 | パケット通信方法及び通信端末装置 |
US5933777A (en) * | 1997-04-24 | 1999-08-03 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for allocating channel elements in a code division multiple access radio telecommunications network |
US6097712A (en) * | 1997-06-20 | 2000-08-01 | Nortel Networks Limited | Multi-carrier CDMA communications systems |
US6108369A (en) * | 1997-07-11 | 2000-08-22 | Telefonaktiebolaget Lm Ericsson | Channelization code allocation for radio communication systems |
ATE450084T1 (de) * | 1997-10-10 | 2009-12-15 | Qualcomm Inc | Mehrlagige pn-kodespreizung in einem mehrbenutzerkommunikationssystem |
EP0993702A2 (de) * | 1998-04-30 | 2000-04-19 | Cellon France SAS | Cdma-sender und -empfänger |
US6393047B1 (en) * | 1998-06-16 | 2002-05-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Quadriphase spreading codes in code division multiple access communications |
US6278702B1 (en) * | 1998-12-02 | 2001-08-21 | Nortel Networks Limited | Method for limiting the dynamic range of a CDMA signal |
US6556551B1 (en) * | 1999-05-27 | 2003-04-29 | Lgc Wireless, Inc. | Multi-frequency pilot beacon for CDMA systems |
JP3601816B2 (ja) * | 1999-05-31 | 2004-12-15 | 韓國電子通信研究院 | 移動通信システムにおける変調装置、端末器および変調方法 |
EP1085689B1 (de) * | 1999-09-13 | 2003-05-21 | Mitsubishi Electric Information Technology Centre Europe B.V. | Zuweisung von Spreizfolgen in einem MCCDMA-System |
-
1999
- 1999-09-13 EP EP99402240A patent/EP1085689B1/de not_active Expired - Lifetime
- 1999-09-13 AT AT99402240T patent/ATE241238T1/de not_active IP Right Cessation
- 1999-09-13 DE DE69908125T patent/DE69908125T2/de not_active Expired - Lifetime
-
2000
- 2000-07-03 JP JP2000200892A patent/JP4554774B2/ja not_active Expired - Fee Related
- 2000-07-24 US US09/624,857 patent/US6987747B1/en not_active Expired - Fee Related
-
2005
- 2005-10-06 US US11/243,983 patent/US7342910B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1085689B1 (de) | 2003-05-21 |
JP2001111524A (ja) | 2001-04-20 |
US20060029012A1 (en) | 2006-02-09 |
US7342910B2 (en) | 2008-03-11 |
EP1085689A1 (de) | 2001-03-21 |
DE69908125T2 (de) | 2003-12-04 |
JP4554774B2 (ja) | 2010-09-29 |
DE69908125D1 (de) | 2003-06-26 |
US6987747B1 (en) | 2006-01-17 |
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Legal Events
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |