CN102143119B - 正交频分多路复用符号的传输方法和系统 - Google Patents
正交频分多路复用符号的传输方法和系统 Download PDFInfo
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- CN102143119B CN102143119B CN201110120817.9A CN201110120817A CN102143119B CN 102143119 B CN102143119 B CN 102143119B CN 201110120817 A CN201110120817 A CN 201110120817A CN 102143119 B CN102143119 B CN 102143119B
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- China
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- frame
- ofdm symbol
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- broadcast
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-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
-
- 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
参数 | 值 |
IFFT/FFT块 | 1024 |
采样率 | 13.44MHz(=7/2*3.84MHz) |
循环前缀样本数 | 96 |
保护时间 | 7.14μs |
每个符号的样本数 | 1120 |
有用的样本持续时间 | 76.19μs |
总的OFDM符号持续时间 | 83.33μs |
子载波间隔 | 13.125KHz |
有用子载波的数目(Nused) | 704* |
第一个有用子载波的索引(Kmin) | 160 |
最后一个有用子载波的索引(Kmax) | 864 |
带宽 | 9.24MHz |
Claims (21)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66654805P | 2005-03-30 | 2005-03-30 | |
US60/666,548 | 2005-03-30 | ||
US67490405P | 2005-04-26 | 2005-04-26 | |
US60/674,904 | 2005-04-26 | ||
CN2006800178578A CN101208887B (zh) | 2005-03-30 | 2006-03-30 | 正交频分多路复用符号的传输方法和系统 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006800178578A Division CN101208887B (zh) | 2005-03-30 | 2006-03-30 | 正交频分多路复用符号的传输方法和系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102143119A CN102143119A (zh) | 2011-08-03 |
CN102143119B true CN102143119B (zh) | 2016-03-16 |
Family
ID=37052904
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110120817.9A Active CN102143119B (zh) | 2005-03-30 | 2006-03-30 | 正交频分多路复用符号的传输方法和系统 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7813261B2 (zh) |
EP (1) | EP1867085B1 (zh) |
CN (1) | CN102143119B (zh) |
HK (1) | HK1120681A1 (zh) |
WO (1) | WO2006102746A1 (zh) |
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-
2006
- 2006-03-30 US US11/887,115 patent/US7813261B2/en active Active
- 2006-03-30 EP EP06721728.1A patent/EP1867085B1/en active Active
- 2006-03-30 CN CN201110120817.9A patent/CN102143119B/zh active Active
- 2006-03-30 WO PCT/CA2006/000465 patent/WO2006102746A1/en active Application Filing
-
2008
- 2008-11-06 HK HK08112149.7A patent/HK1120681A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US7813261B2 (en) | 2010-10-12 |
EP1867085A1 (en) | 2007-12-19 |
WO2006102746A1 (en) | 2006-10-05 |
CN102143119A (zh) | 2011-08-03 |
WO2006102746A8 (en) | 2007-01-04 |
EP1867085B1 (en) | 2018-09-26 |
HK1120681A1 (en) | 2009-04-03 |
US20090028258A1 (en) | 2009-01-29 |
EP1867085A4 (en) | 2013-05-22 |
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