GB0225313D0 - Variable-length guard period for multiple carrier radio systems - Google Patents
Variable-length guard period for multiple carrier radio systemsInfo
- Publication number
- GB0225313D0 GB0225313D0 GBGB0225313.6A GB0225313A GB0225313D0 GB 0225313 D0 GB0225313 D0 GB 0225313D0 GB 0225313 A GB0225313 A GB 0225313A GB 0225313 D0 GB0225313 D0 GB 0225313D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- variable
- guard period
- radio systems
- multiple carrier
- carrier radio
- Prior art date
- Legal status (The legal status 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 status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
- H04L27/2607—Cyclic extensions
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0225313.6A GB0225313D0 (en) | 2002-10-31 | 2002-10-31 | Variable-length guard period for multiple carrier radio systems |
GB0229508A GB2394869B (en) | 2002-10-31 | 2002-12-19 | Multiple carrier radio-communication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0225313.6A GB0225313D0 (en) | 2002-10-31 | 2002-10-31 | Variable-length guard period for multiple carrier radio systems |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0225313D0 true GB0225313D0 (en) | 2002-12-11 |
Family
ID=9946899
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0225313.6A Ceased GB0225313D0 (en) | 2002-10-31 | 2002-10-31 | Variable-length guard period for multiple carrier radio systems |
GB0229508A Expired - Fee Related GB2394869B (en) | 2002-10-31 | 2002-12-19 | Multiple carrier radio-communication system |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0229508A Expired - Fee Related GB2394869B (en) | 2002-10-31 | 2002-12-19 | Multiple carrier radio-communication system |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB0225313D0 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1917411B (en) * | 2005-08-16 | 2012-03-07 | 中兴通讯股份有限公司 | System and method for realization of accessing high speed down going packets in multiple carriers |
CN100336333C (en) * | 2005-11-25 | 2007-09-05 | 中兴通讯股份有限公司 | Data transmission control method in multi carrier wave high-speed downlink packet access system |
JP5207756B2 (en) * | 2007-03-07 | 2013-06-12 | キヤノン株式会社 | COMMUNICATION SYSTEM, COMMUNICATION DEVICE, AND CONTROL METHOD THEREOF |
CN101534271B (en) * | 2008-03-14 | 2012-07-18 | 中兴通讯股份有限公司 | Method for supporting high-speed mobility in wireless communication system |
US20090279572A1 (en) * | 2008-05-07 | 2009-11-12 | Canon Kabushiki Kaisha | Transmission apparatus and method |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1439679B8 (en) * | 1992-09-25 | 2009-02-18 | Panasonic Corporation | Multicarrier transmission with variable symbol part and guard interval |
DE4425713C1 (en) * | 1994-07-20 | 1995-04-20 | Inst Rundfunktechnik Gmbh | Method for multi-carrier modulation and demodulation of digitally coded data |
JP2802255B2 (en) * | 1995-09-06 | 1998-09-24 | 株式会社次世代デジタルテレビジョン放送システム研究所 | Orthogonal frequency division multiplexing transmission system and transmission device and reception device using the same |
JP2001069110A (en) * | 1999-08-25 | 2001-03-16 | Matsushita Electric Ind Co Ltd | Ofdm communication equipment |
US6922388B1 (en) * | 2000-02-11 | 2005-07-26 | Lucent Technologies Inc. | Signal construction, detection and estimation for uplink timing synchronization and access control in a multi-access wireless communication system |
-
2002
- 2002-10-31 GB GBGB0225313.6A patent/GB0225313D0/en not_active Ceased
- 2002-12-19 GB GB0229508A patent/GB2394869B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2394869A (en) | 2004-05-05 |
GB0229508D0 (en) | 2003-01-22 |
GB2394869B (en) | 2005-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |