FI19992465A - A method and system for improving the reliability of pre-synchronization in a cellular system - Google Patents
A method and system for improving the reliability of pre-synchronization in a cellular systemInfo
- Publication number
- FI19992465A FI19992465A FI992465A FI19992465A FI19992465A FI 19992465 A FI19992465 A FI 19992465A FI 992465 A FI992465 A FI 992465A FI 19992465 A FI19992465 A FI 19992465A FI 19992465 A FI19992465 A FI 19992465A
- Authority
- FI
- Finland
- Prior art keywords
- synchronization
- reliability
- improving
- cellular system
- cellular
- Prior art date
Links
- 230000001413 cellular effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/005—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by adjustment in the receiver
-
- 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
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
- H04B7/2678—Time synchronisation
- H04B7/2684—Synchronisation of a mobile station with more than one base station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
-
- 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
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI992465A FI111437B (en) | 1999-05-17 | 1999-11-17 | Method and arrangement to improve presynchronization reliability in a cellular radio system |
US09/570,881 US6850501B1 (en) | 1999-05-17 | 2000-05-15 | Method and arrangement for enhancing pre-synchronization reliability in a cellular radio system |
AU45718/00A AU4571800A (en) | 1999-05-17 | 2000-05-16 | Method and arrangement for enhancing pre-synchronization reliability in a cellular radio system |
PCT/FI2000/000439 WO2000070793A1 (en) | 1999-05-17 | 2000-05-16 | Method and arrangement for enhancing pre-synchronization reliability in a cellular radio system |
EP00927285A EP1179232A1 (en) | 1999-05-17 | 2000-05-16 | Method and arrangement for enhancing pre-synchronization reliability in a cellular radio system |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991123A FI991123A0 (en) | 1999-05-17 | 1999-05-17 | Method and arrangement to improve presynchronization reliability in a cellular radio system |
FI991123 | 1999-05-17 | ||
FI992465 | 1999-11-17 | ||
FI992465A FI111437B (en) | 1999-05-17 | 1999-11-17 | Method and arrangement to improve presynchronization reliability in a cellular radio system |
Publications (2)
Publication Number | Publication Date |
---|---|
FI19992465A true FI19992465A (en) | 2000-11-17 |
FI111437B FI111437B (en) | 2003-07-15 |
Family
ID=26160742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI992465A FI111437B (en) | 1999-05-17 | 1999-11-17 | Method and arrangement to improve presynchronization reliability in a cellular radio system |
Country Status (5)
Country | Link |
---|---|
US (1) | US6850501B1 (en) |
EP (1) | EP1179232A1 (en) |
AU (1) | AU4571800A (en) |
FI (1) | FI111437B (en) |
WO (1) | WO2000070793A1 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7433683B2 (en) * | 2000-12-28 | 2008-10-07 | Northstar Acquisitions, Llc | System for fast macrodiversity switching in mobile wireless networks |
FR2832897B1 (en) * | 2001-11-23 | 2004-02-27 | Evolium Sas | METHOD FOR CELL CHANGE IN A PACKET MOBILE RADIO COMMUNICATION CELL SYSTEM |
KR100735337B1 (en) * | 2004-03-05 | 2007-07-04 | 삼성전자주식회사 | System and method for periodic ranging in sleep mode in sleep mode in a broadband wireless access communication system |
CN1969578B (en) * | 2004-06-15 | 2010-12-08 | 艾利森电话股份有限公司 | Smooth hard handover method, mobile station and base station adapted for the method |
KR101027627B1 (en) | 2005-08-23 | 2011-04-06 | 닛본 덴끼 가부시끼가이샤 | System and method for synchronization between a plurality of base stations and mobile station in upstream link radio transmission |
CN101374332B (en) * | 2007-08-22 | 2012-06-13 | 中兴通讯股份有限公司 | Method for ensuring contact of terminal and base station in dormancy mode |
CN101436898B (en) * | 2007-11-14 | 2013-03-13 | 华为技术有限公司 | Method, system and apparatus for time synchronization in TDM system |
JP4719252B2 (en) * | 2008-06-25 | 2011-07-06 | 京セラ株式会社 | Wireless communication system, management apparatus, and wireless communication method |
US9066288B2 (en) * | 2012-09-13 | 2015-06-23 | Qualcomm Incorporated | Apparatus and method for enabling communication on a supplemental channel in a GSM wireless communication network |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5258980A (en) | 1989-08-25 | 1993-11-02 | Nippon Telegraph And Telephone Corporation | Radio channel switching control method |
FR2705514B1 (en) * | 1993-05-14 | 1995-06-23 | Alcatel Mobile Comm France | Method of handover, or handover, between two cells of a GSM network. |
US5732352A (en) * | 1995-09-29 | 1998-03-24 | Motorola, Inc. | Method and apparatus for performing handoff in a wireless communication system |
FI105251B (en) | 1997-06-18 | 2000-06-30 | Nokia Mobile Phones Ltd | A method for identifying base stations in a time division cellular network in a mobile station and a mobile station |
FR2778055B1 (en) * | 1998-04-28 | 2000-05-26 | Alsthom Cge Alcatel | TRANSMISSION METHOD IN A UMTS RADIOTELEPHONE NETWORK FOR PREPARING A JUMP TO A GSM CELL DURING A COMMUNICATION IN A UMTS CELL |
FI106331B (en) * | 1998-04-30 | 2001-01-15 | Nokia Mobile Phones Ltd | Method and apparatus for controlling the use of idle frames |
US6327469B1 (en) * | 1998-12-11 | 2001-12-04 | Motorola, Inc. | Channel scanning method and apparatus |
-
1999
- 1999-11-17 FI FI992465A patent/FI111437B/en not_active IP Right Cessation
-
2000
- 2000-05-15 US US09/570,881 patent/US6850501B1/en not_active Expired - Lifetime
- 2000-05-16 EP EP00927285A patent/EP1179232A1/en not_active Withdrawn
- 2000-05-16 AU AU45718/00A patent/AU4571800A/en not_active Abandoned
- 2000-05-16 WO PCT/FI2000/000439 patent/WO2000070793A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1179232A1 (en) | 2002-02-13 |
US6850501B1 (en) | 2005-02-01 |
WO2000070793A1 (en) | 2000-11-23 |
FI111437B (en) | 2003-07-15 |
AU4571800A (en) | 2000-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |