CN101800723B - 移动多媒体广播发送系统 - Google Patents

移动多媒体广播发送系统 Download PDF

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Publication number
CN101800723B
CN101800723B CN 200910078050 CN200910078050A CN101800723B CN 101800723 B CN101800723 B CN 101800723B CN 200910078050 CN200910078050 CN 200910078050 CN 200910078050 A CN200910078050 A CN 200910078050A CN 101800723 B CN101800723 B CN 101800723B
Authority
CN
China
Prior art keywords
mobile multimedia
multimedia broadcast
transmission system
broadcast transmission
scrambler
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.)
Expired - Fee Related
Application number
CN 200910078050
Other languages
English (en)
Chinese (zh)
Other versions
CN101800723A (zh
Inventor
陶涛
葛啟宏
白栋
王静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Taimei Shiji Science & Technology Co Ltd
Original Assignee
Beijing Taimei Shiji Science & Technology Co Ltd
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 Beijing Taimei Shiji Science & Technology Co Ltd filed Critical Beijing Taimei Shiji Science & Technology Co Ltd
Priority to CN 200910078050 priority Critical patent/CN101800723B/zh
Priority to PCT/CN2010/070466 priority patent/WO2010091620A1/zh
Publication of CN101800723A publication Critical patent/CN101800723A/zh
Priority to HK11101104.8A priority patent/HK1147148A1/xx
Application granted granted Critical
Publication of CN101800723B publication Critical patent/CN101800723B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
CN 200910078050 2009-02-11 2009-02-11 移动多媒体广播发送系统 Expired - Fee Related CN101800723B (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN 200910078050 CN101800723B (zh) 2009-02-11 2009-02-11 移动多媒体广播发送系统
PCT/CN2010/070466 WO2010091620A1 (zh) 2009-02-11 2010-02-02 移动多媒体广播发送系统
HK11101104.8A HK1147148A1 (en) 2009-02-11 2011-02-02 A mobile multimedia broadcast transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200910078050 CN101800723B (zh) 2009-02-11 2009-02-11 移动多媒体广播发送系统

Publications (2)

Publication Number Publication Date
CN101800723A CN101800723A (zh) 2010-08-11
CN101800723B true CN101800723B (zh) 2012-12-12

Family

ID=42561407

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200910078050 Expired - Fee Related CN101800723B (zh) 2009-02-11 2009-02-11 移动多媒体广播发送系统

Country Status (3)

Country Link
CN (1) CN101800723B (xx)
HK (1) HK1147148A1 (xx)
WO (1) WO2010091620A1 (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102957942B (zh) * 2011-08-17 2017-07-25 国家新闻出版广电总局广播科学研究院 数字多媒体广播中传输数据的方法、装置和系统
CN108667556B (zh) * 2017-03-29 2021-07-30 上海交通大学 比特交织编码调制方法
CN106992828B (zh) * 2017-06-01 2023-11-21 上海埃威航空电子有限公司 海上中频数字广播系统
CN109688385A (zh) * 2019-01-13 2019-04-26 杨燕 实时状态监控平台
CN114966772A (zh) * 2022-05-18 2022-08-30 航天恒星科技有限公司 一种北斗定位系统的入站基带信号生成方法及装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1228974A (zh) * 1998-10-29 1999-09-22 郝登泰 中草药脚气散
EP1589663A1 (en) * 2004-04-22 2005-10-26 Samsung Electronics Co., Ltd. System, apparatus and method for transmitting and receiving data coded by low density parity check code having variable coding rate
CN1798337A (zh) * 2004-12-30 2006-07-05 电子科技大学 一种用于地面数字电视传输系统的双域数据同构组帧方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100521674C (zh) * 2006-08-18 2009-07-29 清华大学 宽带无线多媒体系统的物理层下行链路帧的发射方法
CN100502380C (zh) * 2006-10-20 2009-06-17 北京泰美世纪科技有限公司 多载波数字移动多媒体广播系统及其数字信息传输方法
CN100499630C (zh) * 2006-10-20 2009-06-10 北京泰美世纪科技有限公司 一种多载波数字移动多媒体广播的数字信息传输方法
CN101018223B (zh) * 2006-10-22 2011-03-23 北京创毅视讯科技有限公司 一种移动数字多媒体广播信号传输系统和方法
CN101018104B (zh) * 2006-11-01 2010-06-09 北京创毅视通科技有限公司 移动数字多媒体广播信号传输系统及信道带宽改变方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1228974A (zh) * 1998-10-29 1999-09-22 郝登泰 中草药脚气散
EP1589663A1 (en) * 2004-04-22 2005-10-26 Samsung Electronics Co., Ltd. System, apparatus and method for transmitting and receiving data coded by low density parity check code having variable coding rate
CN1798337A (zh) * 2004-12-30 2006-07-05 电子科技大学 一种用于地面数字电视传输系统的双域数据同构组帧方法

Also Published As

Publication number Publication date
HK1147148A1 (en) 2011-07-29
WO2010091620A1 (zh) 2010-08-19
CN101800723A (zh) 2010-08-11

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