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 systemInfo
- 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
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)
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) | CN1222131C (zh) |
DE (1) | DE60041477D1 (zh) |
SG (1) | SG97951A1 (zh) |
Families Citing this family (9)
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 |
EP1775979B1 (en) | 2004-07-28 | 2015-02-25 | NEC Corporation | Wireless transmission system |
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)
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)
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 |
-
1999
- 1999-10-14 JP JP29300599A patent/JP3581058B2/ja not_active Expired - Fee Related
-
2000
- 2000-10-10 SG SG200005778A patent/SG97951A1/en unknown
- 2000-10-12 DE DE60041477T patent/DE60041477D1/de not_active Expired - Lifetime
- 2000-10-12 EP EP20040077778 patent/EP1515454B1/en not_active Expired - Lifetime
- 2000-10-12 EP EP20000308977 patent/EP1093238B1/en not_active Expired - Lifetime
- 2000-10-13 CN CNB00130481XA patent/CN1222131C/zh not_active Expired - Fee Related
- 2000-10-13 CN CNB2004100323678A patent/CN100486146C/zh not_active Expired - Fee Related
- 2000-10-13 KR KR1020000060460A patent/KR100358036B1/ko active IP Right Grant
Patent Citations (2)
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 |
---|---|
EP1515454A3 (en) | 2005-03-30 |
EP1515454B1 (en) | 2011-09-14 |
EP1515454A2 (en) | 2005-03-16 |
EP1093238B1 (en) | 2009-01-28 |
KR100358036B1 (ko) | 2002-10-25 |
CN1293501A (zh) | 2001-05-02 |
CN1222131C (zh) | 2005-10-05 |
KR20010051031A (ko) | 2001-06-25 |
CN100486146C (zh) | 2009-05-06 |
JP2001119743A (ja) | 2001-04-27 |
EP1093238A2 (en) | 2001-04-18 |
JP3581058B2 (ja) | 2004-10-27 |
CN1599305A (zh) | 2005-03-23 |
EP1093238A3 (en) | 2003-10-22 |
DE60041477D1 (de) | 2009-03-19 |
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