CN101800725B - 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
CN101800725B
CN101800725B CN200910078052A CN200910078052A CN101800725B CN 101800725 B CN101800725 B CN 101800725B CN 200910078052 A CN200910078052 A CN 200910078052A CN 200910078052 A CN200910078052 A CN 200910078052A CN 101800725 B CN101800725 B CN 101800725B
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
CN200910078052A
Other languages
English (en)
Chinese (zh)
Other versions
CN101800725A (zh
Inventor
白栋
葛啟宏
陶涛
王军伟
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 CN200910078052A priority Critical patent/CN101800725B/zh
Priority to PCT/CN2010/070476 priority patent/WO2010091622A1/fr
Publication of CN101800725A publication Critical patent/CN101800725A/zh
Priority to HK11101105.7A priority patent/HK1147149A1/xx
Application granted granted Critical
Publication of CN101800725B publication Critical patent/CN101800725B/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
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • 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
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
CN200910078052A 2009-02-11 2009-02-11 移动多媒体广播发送系统 Expired - Fee Related CN101800725B (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200910078052A CN101800725B (zh) 2009-02-11 2009-02-11 移动多媒体广播发送系统
PCT/CN2010/070476 WO2010091622A1 (fr) 2009-02-11 2010-02-02 Système de transmission en diffusion multimédia mobile
HK11101105.7A HK1147149A1 (en) 2009-02-11 2011-02-02 A mobile multimedia broadcast transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200910078052A CN101800725B (zh) 2009-02-11 2009-02-11 移动多媒体广播发送系统

Publications (2)

Publication Number Publication Date
CN101800725A CN101800725A (zh) 2010-08-11
CN101800725B true CN101800725B (zh) 2012-10-24

Family

ID=42561408

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200910078052A Expired - Fee Related CN101800725B (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) CN101800725B (fr)
HK (1) HK1147149A1 (fr)
WO (1) WO2010091622A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102611463B (zh) * 2012-04-09 2014-08-06 上海交通大学 多进制低密度奇偶校验码的级联编译码系统及方法
EP3190817B1 (fr) * 2014-09-30 2020-03-25 Huawei Technologies Co., Ltd. Procédé de transmission de données et dispositif associé
CN113783597B (zh) * 2021-08-10 2022-11-01 中国科学院国家空间科学中心 近地遥感卫星可变编码调制数据传输组帧系统及组帧方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1909546A (zh) * 2006-08-18 2007-02-07 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
CN1960358A (zh) * 2006-10-20 2007-05-09 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
CN1960357A (zh) * 2006-10-20 2007-05-09 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
CN101018223A (zh) * 2006-10-22 2007-08-15 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
CN101018104A (zh) * 2006-11-01 2007-08-15 北京创毅视讯科技有限公司 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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1909546A (zh) * 2006-08-18 2007-02-07 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
CN1960358A (zh) * 2006-10-20 2007-05-09 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
CN1960357A (zh) * 2006-10-20 2007-05-09 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
CN101018223A (zh) * 2006-10-22 2007-08-15 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
CN101018104A (zh) * 2006-11-01 2007-08-15 北京创毅视讯科技有限公司 移动数字多媒体广播信号传输系统及信道带宽改变方法

Also Published As

Publication number Publication date
HK1147149A1 (en) 2011-07-29
WO2010091622A1 (fr) 2010-08-19
CN101800725A (zh) 2010-08-11

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