SG97951A1 - Sync signal transmission method in cdma mobile communications system and cdma mobile communications system - Google Patents

Sync signal transmission method in cdma mobile communications system and cdma mobile communications system

Info

Publication number
SG97951A1
SG97951A1 SG200005778A SG200005778A SG97951A1 SG 97951 A1 SG97951 A1 SG 97951A1 SG 200005778 A SG200005778 A SG 200005778A SG 200005778 A SG200005778 A SG 200005778A SG 97951 A1 SG97951 A1 SG 97951A1
Authority
SG
Singapore
Prior art keywords
communications system
mobile communications
cdma mobile
signal transmission
transmission method
Prior art date
Application number
SG200005778A
Other languages
English (en)
Inventor
Iwamura Mikio
Ishikawa Yoshihiro
Original Assignee
Ntt Docomo Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of SG97951A1 publication Critical patent/SG97951A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
    • H04W56/007—Open loop measurement
    • H04W56/0075—Open loop measurement based on arrival time vs. expected arrival time
    • H04W56/0085—Open loop measurement based on arrival time vs. expected arrival time detecting a given structure in the signal
    • 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
    • H04B1/7073—Synchronisation 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
    • H04B2201/70702—Intercell-related aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/04—Interfaces between hierarchically different network devices
    • H04W92/10—Interfaces between hierarchically different network devices between terminal device and access point, i.e. wireless air interface

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SG200005778A 1999-10-14 2000-10-10 Sync signal transmission method in cdma mobile communications system and cdma mobile communications system SG97951A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29300599A JP3581058B2 (ja) 1999-10-14 1999-10-14 Ｃｄｍａ移動通信システムにおける同期信号を送信する方法、およびｃｄｍａ移動通信システム

Publications (1)

Publication Number Publication Date
SG97951A1 true SG97951A1 (en) 2003-08-20

Family

ID=17789253

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200005778A SG97951A1 (en) 1999-10-14 2000-10-10 Sync signal transmission method in cdma mobile communications system and cdma mobile communications system

Country Status (6)

Country Link
EP (2) EP1515454B1 (zh)
JP (1) JP3581058B2 (zh)
KR (1) KR100358036B1 (zh)
CN (2) CN100486146C (zh)
DE (1) DE60041477D1 (zh)
SG (1) SG97951A1 (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030080154A (ko) * 2002-04-04 2003-10-11 엘지전자 주식회사 이동통신 단말기의 스크램블링 코드 할당 방법
US7941173B2 (en) 2003-10-17 2011-05-10 Qualcomm Incorporated Beacon signals facilitating signal detection and timing synchronization
JP4730305B2 (ja) 2004-07-28 2011-07-20 日本電気株式会社 無線伝送システム
JP4444259B2 (ja) 2006-10-03 2010-03-31 株式会社エヌ・ティ・ティ・ドコモ 下りリンクスクランブル方法および基地局装置
JP4461162B2 (ja) * 2007-07-02 2010-05-12 株式会社東芝 端末装置
US8432878B2 (en) * 2008-05-02 2013-04-30 Industrial Technology Research Institute Method and apparatus for wireless communication
CN102396276B (zh) 2009-02-02 2015-08-05 三菱电机株式会社 移动体通信系统
US8724610B2 (en) 2010-01-28 2014-05-13 Alcatel Lucent Interference reduction for wireless networks
US9491755B2 (en) 2012-03-09 2016-11-08 Samsung Electronics Co., Ltd. Methods and apparatus to transmit and receive synchronization signals in a mobile communication system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0892503A2 (en) * 1997-07-17 1999-01-20 Matsushita Electric Industrial Co., Ltd CDMA radio communication apparatus
WO1999037040A1 (en) * 1998-01-20 1999-07-22 Motorola Inc. Method and apparatus for transmitting information regarding the synchronization status of a base station

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2199098C (en) * 1996-03-06 2000-08-22 Takehiro Nakamura Cell selection scheme in cdma mobile communication system using spread codes and spread code phases
JPH09307951A (ja) * 1996-03-15 1997-11-28 Matsushita Electric Ind Co Ltd スペクトル拡散通信装置
US6526035B1 (en) * 1998-06-09 2003-02-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for identifying the source of a digital signal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0892503A2 (en) * 1997-07-17 1999-01-20 Matsushita Electric Industrial Co., Ltd CDMA radio communication apparatus
WO1999037040A1 (en) * 1998-01-20 1999-07-22 Motorola Inc. Method and apparatus for transmitting information regarding the synchronization status of a base station

Also Published As

Publication number Publication date
CN1222131C (zh) 2005-10-05
EP1515454A3 (en) 2005-03-30
EP1515454B1 (en) 2011-09-14
JP2001119743A (ja) 2001-04-27
CN1599305A (zh) 2005-03-23
DE60041477D1 (de) 2009-03-19
EP1093238A3 (en) 2003-10-22
EP1093238A2 (en) 2001-04-18
EP1093238B1 (en) 2009-01-28
KR20010051031A (ko) 2001-06-25
JP3581058B2 (ja) 2004-10-27
CN1293501A (zh) 2001-05-02
EP1515454A2 (en) 2005-03-16
KR100358036B1 (ko) 2002-10-25
CN100486146C (zh) 2009-05-06

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