SG151071A1 - Mobile communication system in multi-carrier cdma scheme using short code and long code - Google Patents
Mobile communication system in multi-carrier cdma scheme using short code and long codeInfo
- Publication number
- SG151071A1 SG151071A1 SG200106800-6A SG2001068006A SG151071A1 SG 151071 A1 SG151071 A1 SG 151071A1 SG 2001068006 A SG2001068006 A SG 2001068006A SG 151071 A1 SG151071 A1 SG 151071A1
- Authority
- SG
- Singapore
- Prior art keywords
- code
- communication system
- mobile communication
- carrier cdma
- cdma scheme
- 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
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000337993 | 2000-11-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG151071A1 true SG151071A1 (en) | 2009-04-30 |
Family
ID=18813286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200106800-6A SG151071A1 (en) | 2000-11-06 | 2001-11-05 | Mobile communication system in multi-carrier cdma scheme using short code and long code |
Country Status (8)
Country | Link |
---|---|
US (1) | US6980539B2 (fr) |
EP (1) | EP1204224B1 (fr) |
KR (1) | KR100530782B1 (fr) |
CN (1) | CN100477569C (fr) |
AU (1) | AU759458B2 (fr) |
CA (1) | CA2361083C (fr) |
DE (1) | DE60118688T2 (fr) |
SG (1) | SG151071A1 (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6724778B1 (en) * | 2000-03-16 | 2004-04-20 | Motorola, Inc. | Method and apparatus for long code generation in synchronous, multi-chip rate systems |
CA2361247C (fr) * | 2000-11-06 | 2008-10-07 | Ntt Docomo, Inc. | Emetteur, methode d'emission, recepteur et methode de reception pour systeme de communication amrc-mp |
JP3676991B2 (ja) * | 2001-07-05 | 2005-07-27 | 松下電器産業株式会社 | 無線通信装置及び無線通信方法 |
CN1192531C (zh) * | 2001-12-21 | 2005-03-09 | 华为技术有限公司 | 一种宽带码分多址系统同步的实现方法 |
US7230994B2 (en) * | 2002-04-04 | 2007-06-12 | Nec Corporation | Multi-level modulation apparatus, multi-level demodulation apparatus, multi-level modulation/demodulation communication system, program and modulation/demodulation method |
DE10245589B4 (de) * | 2002-09-27 | 2007-04-26 | Schleifring Und Apparatebau Gmbh | Vorrichtung zur Übertragung digitaler Signale zwischen beweglichen Einheiten |
DE10245450B4 (de) * | 2002-09-27 | 2018-06-14 | Schleifring Gmbh | Vorrichtung und Verfahren zur Übertragung digitaler Signale zwischen beweglichen Einheiten mit variabler Übertragungsrate |
JP3871270B2 (ja) * | 2003-05-20 | 2007-01-24 | 株式会社インテリジェント・コスモス研究機構 | 送信装置および通信システム |
JP2004363721A (ja) * | 2003-06-02 | 2004-12-24 | Matsushita Electric Ind Co Ltd | 無線通信システム及び無線通信方法 |
WO2005062732A2 (fr) | 2003-12-31 | 2005-07-14 | Agency For Science, Technology And Research | Systeme a multiplexage par repartition orthogonale de la frequence et par repartition en code a facteur d'etalement variable (vsf-ofcdm), recepteur utilise dans ce systeme et procede de traitement de signaux reçus dans ce systeme |
EP1712019B1 (fr) | 2004-01-29 | 2014-01-15 | Neocific, Inc. | Procedes et appareil de superpositon de signaux multi-porteuses et a spectre etale a sequence directe dans un systeme de transmission sans fil a bande large |
KR20050102852A (ko) * | 2004-04-23 | 2005-10-27 | 한국전자통신연구원 | 다중 반송파 시스템의 송신 장치, 수신 장치 및 그의부반송파 할당 방법 |
KR100754794B1 (ko) * | 2004-05-29 | 2007-09-03 | 삼성전자주식회사 | 이동통신시스템에서 셀 식별 코드 송수신 장치 및 방법 |
US7418046B2 (en) * | 2004-07-22 | 2008-08-26 | Qualcomm Inc. | Pilot transmission and channel estimation for multiple transmitters |
KR100630170B1 (ko) * | 2004-09-17 | 2006-09-29 | 삼성전자주식회사 | 비동기 이동통신 시스템에서 단말기의 셀 별 복조 타이밍 관리 방법 및 장치 |
KR101084139B1 (ko) | 2005-06-15 | 2011-11-17 | 엘지전자 주식회사 | DFT spread OFDMA 시스템의 파일럿 전송방법 |
US7986627B2 (en) * | 2006-01-13 | 2011-07-26 | Alcatel-Lucent Usa Inc. | Method for transmitting control information on the forward link of a wireless network |
KR101223783B1 (ko) * | 2006-03-06 | 2013-01-17 | 삼성전자주식회사 | 무선 통신 시스템에서 심벌 타이밍 오프셋 추정 장치 및방법 |
EP2117147B1 (fr) * | 2006-12-28 | 2018-06-13 | Fujitsu Limited | Dispositif de transmission et dispositif de réception dans un système cellulaire |
KR100885300B1 (ko) * | 2007-07-03 | 2009-02-23 | 한국전자통신연구원 | 주파수 다이버시티를 가지는 주파수 선택적 기저대역의주파수 변복조 장치 및 방법, 이를 이용한 송수신 장치 |
KR101551919B1 (ko) | 2010-10-22 | 2015-09-09 | 한국전자통신연구원 | 무선 통신 시스템에서 데이터 블록 전송 방법 및 전송기 |
CN107222260B (zh) * | 2017-06-23 | 2020-01-17 | 上海大学 | 一种基于变数据区长度的可见光通信编码扩码方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0892503A2 (fr) * | 1997-07-17 | 1999-01-20 | Matsushita Electric Industrial Co., Ltd | Appareil de communication radio à AMDC |
EP0930723A2 (fr) * | 1998-01-14 | 1999-07-21 | Yozan Inc. | Système cellulaire à accès multiple par répartition de code à séquence directe |
EP0944178A2 (fr) * | 1998-03-18 | 1999-09-22 | Sony Corporation | Dispositif et procédé de détection de synchronisation pour AMDC à séquence directe |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5673260A (en) * | 1994-02-09 | 1997-09-30 | Ntt Mobile Communications Network Inc. | Method and system for CDMA mobile communication |
US5724378A (en) * | 1994-12-13 | 1998-03-03 | Nit Mobile Communications Network, Inc. | CDMA multiuser receiver and method |
JPH08331095A (ja) | 1995-05-31 | 1996-12-13 | Sony Corp | 通信システム |
US6256290B1 (en) | 1996-09-13 | 2001-07-03 | Lucent Technologies, Inc. | Multi-carrier CDMA transmission system with frequency and transmit diversity |
JP3376224B2 (ja) * | 1996-10-23 | 2003-02-10 | 株式会社エヌ・ティ・ティ・ドコモ | Ds−cdma基地局間非同期セルラ方式における初期同期方法および受信機 |
JP3373746B2 (ja) * | 1997-01-07 | 2003-02-04 | 株式会社鷹山 | Ds−cdma基地局間非同期セルラ方式における初期同期方法および受信機 |
US6163533A (en) * | 1997-04-30 | 2000-12-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Random access in a mobile telecommunications system |
CN1202050A (zh) * | 1997-06-09 | 1998-12-16 | 株式会社鹰山 | 扩频通信系统 |
EP0884856A3 (fr) * | 1997-06-09 | 2002-04-10 | Yozan Inc. | Système de commmunication à spectre étalé |
US6810030B1 (en) | 1997-10-17 | 2004-10-26 | Lucent Technology | Dynamic and smart spreading for wideband CDMA |
JP3385200B2 (ja) | 1997-11-07 | 2003-03-10 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システムにおける信号の伝送方法および拡散符号同期法 |
US6208632B1 (en) * | 1998-01-29 | 2001-03-27 | Sharp Laboratories Of America | System and method for CDMA channel estimation |
JP3116923B2 (ja) * | 1998-11-25 | 2000-12-11 | 日本電気株式会社 | 周波数拡散変調回路 |
KR100315709B1 (ko) | 1998-12-29 | 2002-02-28 | 윤종용 | 이동통신시스템의채널확산장치및방법 |
US6711120B1 (en) | 1999-03-11 | 2004-03-23 | Flarion Technologies, Inc. | Orthogonal frequency division multiplexing based spread spectrum multiple access |
JP3439399B2 (ja) | 1999-10-14 | 2003-08-25 | エヌイーシーマイクロシステム株式会社 | Cdmaベースバンド受信装置 |
-
2001
- 2001-11-05 US US09/985,491 patent/US6980539B2/en not_active Expired - Lifetime
- 2001-11-05 KR KR10-2001-0068553A patent/KR100530782B1/ko active IP Right Grant
- 2001-11-05 SG SG200106800-6A patent/SG151071A1/en unknown
- 2001-11-05 CA CA002361083A patent/CA2361083C/fr not_active Expired - Fee Related
- 2001-11-06 EP EP01125484A patent/EP1204224B1/fr not_active Expired - Lifetime
- 2001-11-06 AU AU89237/01A patent/AU759458B2/en not_active Ceased
- 2001-11-06 DE DE60118688T patent/DE60118688T2/de not_active Expired - Lifetime
- 2001-11-06 CN CNB011346035A patent/CN100477569C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0892503A2 (fr) * | 1997-07-17 | 1999-01-20 | Matsushita Electric Industrial Co., Ltd | Appareil de communication radio à AMDC |
EP0930723A2 (fr) * | 1998-01-14 | 1999-07-21 | Yozan Inc. | Système cellulaire à accès multiple par répartition de code à séquence directe |
EP0944178A2 (fr) * | 1998-03-18 | 1999-09-22 | Sony Corporation | Dispositif et procédé de détection de synchronisation pour AMDC à séquence directe |
Also Published As
Publication number | Publication date |
---|---|
CA2361083A1 (fr) | 2002-05-06 |
AU759458B2 (en) | 2003-04-17 |
CN1353515A (zh) | 2002-06-12 |
KR20020035454A (ko) | 2002-05-11 |
EP1204224A3 (fr) | 2004-06-23 |
DE60118688D1 (de) | 2006-05-24 |
CN100477569C (zh) | 2009-04-08 |
AU8923701A (en) | 2002-05-09 |
CA2361083C (fr) | 2006-05-16 |
EP1204224B1 (fr) | 2006-04-12 |
KR100530782B1 (ko) | 2005-11-23 |
US20020055357A1 (en) | 2002-05-09 |
EP1204224A2 (fr) | 2002-05-08 |
DE60118688T2 (de) | 2006-11-16 |
US6980539B2 (en) | 2005-12-27 |
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