CN101022440B - 兼容dab的地面移动多媒体广播收发方法及系统 - Google Patents
兼容dab的地面移动多媒体广播收发方法及系统 Download PDFInfo
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- CN101022440B CN101022440B CN2006101609296A CN200610160929A CN101022440B CN 101022440 B CN101022440 B CN 101022440B CN 2006101609296 A CN2006101609296 A CN 2006101609296A CN 200610160929 A CN200610160929 A CN 200610160929A CN 101022440 B CN101022440 B CN 101022440B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
- H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/71—Wireless systems
- H04H20/72—Wireless systems of terrestrial networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/57—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for mobile receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/86—Arrangements characterised by the broadcast information itself
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
同步字节 0x47 | MPEG-2传输流数据(187字节) |
同步字节 0x47 | MPEG-2传输流数据(187字节) | 校验字(16字节) |
N | K | b | t | ω<sub>i,j</sub> |
4608 | 2304 | 0 | 72 | 0或1 |
4608 | 3096 | 24 | 72 | 0或1 |
调制方式 | DQPSK | 8DPSK | 16DAPSK |
子信道大小(CUs) | 18n | 12n | 9n |
调制方式 | DQPSK | 8DPSK | 16DAPSK |
子信道大小(CUs) | 18n | 12n | 9n |
Φ<sub>l,m</sub> | p<sub>l,3m</sub> p<sub>l,3m+1</sub> p<sub>l,3m+2</sub> |
0 | 0 0 1 |
π/4 | 0 0 0 |
π/2 | 1 0 0 |
3π/4 | 1 1 0 |
π | 0 1 0 |
5π/4 | 0 1 1 |
3π/2 | 1 1 1 |
7π/4 | 1 0 1 |
Φ<sub>l,m</sub> | p<sub>l,4m+1</sub> p<sub>l,4m+2</sub> p<sub>l,4m+3</sub> |
0 | 0 0 1 |
π/4 | 0 0 0 |
π/2 | 1 0 0 |
3π/4 | 1 1 0 |
π | 0 1 0 |
5π/4 | 0 1 1 |
3π/2 | 1 1 1 |
7π/4 | 1 0 1 |
参数 | 传输模式I | 传输模式II | 传输模式III | 传输模式IV |
S | 76 | 76 | 153 | 76 |
K | 1536 | 384 | 192 | 768 |
N | 2048 | 512 | 256 | 1024 |
T<sub>s</sub> | ~1246 | ~312 | ~156 | ~623 |
T<sub>u</sub> | 1000 | 250 | 125 | 500 |
T<sub>G</sub> | ~246 | ~62 | ~31 | ~123 |
T<sub>F</sub> | 96 | 24 | 24 | 48 |
传输模式 | DAB标准中允许使用的波段 |
传输模式I | Band I、Band II、Band III |
传输模式II | Band I、Band II、Band III、Band IV、Band V、L-Band |
传输模式III | <3GHz |
传输模式IV | Band I、Band II、Band III、Band IV、Band V、L-Band |
波段 | 频率范围(MHz) |
Band I | 47-86 |
Band II | 87.5-108 |
Band III | 174-230 |
Band IV/V | 470-790 |
L-Band | 1452-1492 |
波段 | DAB系统中实 际使用的波段 | DAB系统中实际 对应的传输模式 | T-MMB系统 中推荐的传输 模式 |
Band I | 否 | 否 | 否 |
Band II | 否 | 否 | 否 |
Band III | 是 | 传输模式I | 传输模式IV |
Band IV | 否 | 否 | 否 |
L-Band | 是 | 传输模式II | 传输模式III |
Claims (16)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006101609296A CN101022440B (zh) | 2006-03-30 | 2006-12-01 | 兼容dab的地面移动多媒体广播收发方法及系统 |
EP07104721A EP1841106A3 (en) | 2006-03-30 | 2007-03-23 | DAB-compatible transmitting and receiving method and system for terrestrial mobile multimedia broadcasting |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200610066230.3 | 2006-03-30 | ||
CN200610066230 | 2006-03-30 | ||
CN2006101609296A CN101022440B (zh) | 2006-03-30 | 2006-12-01 | 兼容dab的地面移动多媒体广播收发方法及系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101022440A CN101022440A (zh) | 2007-08-22 |
CN101022440B true CN101022440B (zh) | 2010-12-08 |
Family
ID=38283505
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101609296A Expired - Fee Related CN101022440B (zh) | 2006-03-30 | 2006-12-01 | 兼容dab的地面移动多媒体广播收发方法及系统 |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1841106A3 (zh) |
CN (1) | CN101022440B (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101084155B1 (ko) * | 2007-08-30 | 2011-11-16 | 엘지전자 주식회사 | 신호 송수신 장치 및 신호 송수신 방법 |
KR100930718B1 (ko) | 2007-10-26 | 2009-12-09 | 한국전자통신연구원 | 방송 신호의 전송 방법과 장치, 기록매체 및 수신 장치 |
CN101582740A (zh) * | 2008-06-27 | 2009-11-18 | 北京新岸线移动多媒体技术有限公司 | 数字广播信号的发送装置、发送方法和发送系统 |
CN101355407A (zh) * | 2008-09-26 | 2009-01-28 | 北京新岸线移动多媒体技术有限公司 | 用于地面移动多媒体广播的接收机、接收装置和接收方法 |
CN101729169B (zh) * | 2008-10-14 | 2012-12-19 | 国家广播电影电视总局广播科学研究院 | 一种多媒体数据的传输、接收方法及收、发装置 |
CN101710831B (zh) * | 2009-12-03 | 2012-09-05 | 东南大学 | 具有高镜像抑制比的dab接收机射频前端 |
CN103684666B (zh) * | 2012-09-13 | 2016-12-21 | 中国科学院上海高等研究院 | 在ngb-w通信系统中实现时间交织和解时间交织的方法 |
WO2015127597A1 (zh) * | 2014-02-26 | 2015-09-03 | 华为技术有限公司 | 一种发送、接收数据的方法、装置及系统 |
WO2018023485A1 (zh) * | 2016-08-03 | 2018-02-08 | 广东欧珀移动通信有限公司 | 传输数据的方法和设备 |
US10511668B2 (en) * | 2016-10-07 | 2019-12-17 | Hyundai Motor Company | Method of transmitting and receiving data in vehicle network and apparatus for the same |
CN109547037B (zh) * | 2018-12-27 | 2020-09-01 | 重庆邮电大学 | 一种能同时发射iii波段和l波段的dmb发射系统 |
CN110618887B (zh) * | 2019-01-08 | 2020-06-23 | 南京恒瑞欣电子科技有限公司 | 多计算机式管理控制系统 |
CN110475097B (zh) * | 2019-01-26 | 2020-05-22 | 浙江智建科技股份有限公司 | 多参数实时监控平台 |
CN109660278B (zh) * | 2019-01-26 | 2019-12-17 | 周翔 | 多参数实时监控平台 |
CN110460410B (zh) * | 2019-08-22 | 2022-03-11 | 成都卫讯科技有限公司 | 基于网管信道的数据传输方法、装置、设备和存储介质 |
CN116346264A (zh) * | 2023-03-01 | 2023-06-27 | 北京扬铭科技发展有限责任公司 | 通信信号模拟仿真方法以及设备 |
CN118764829B (zh) * | 2024-09-04 | 2024-12-17 | 国家广播电视总局广播电视科学研究院 | 基于5g大塔广播的融合播控平台及业务数据的广播方法 |
-
2006
- 2006-12-01 CN CN2006101609296A patent/CN101022440B/zh not_active Expired - Fee Related
-
2007
- 2007-03-23 EP EP07104721A patent/EP1841106A3/en not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
李栋.数字音频广播(DAB)技术.北京广播学院出版社,1998,1-82. * |
Also Published As
Publication number | Publication date |
---|---|
EP1841106A2 (en) | 2007-10-03 |
CN101022440A (zh) | 2007-08-22 |
EP1841106A3 (en) | 2011-11-02 |
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