| 地面数字电视广播的双国标SDTV和HDTV |
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| 引用本文： | 徐孟侠. 地面数字电视广播的双国标SDTV和HDTV[J]. 电视技术, 2009, 33(4) |
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| 作者姓名： | 徐孟侠 |
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| 作者单位： | 北京大学,电子学系,北京,100871 |
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| 摘 要： | 2008年起我国用地面国标(C-std)大规模启动地面数字电视广播,在8个城市实现2008北京奥运会的HDTV实况转播,但其视频编码仍然采用技术已落后的MPEG-2技术,印单国标.本文介绍双国标(C-std+AVS视频编码)SDTV和HDTV的4种技术模式,分别用以服务农村家庭和中心城市家庭.
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| 关 键 词： | 地面数字电视广播 中国地面数字电视标准 AVS标准 双国标 |
SDTV and HDTV of Digital Terrestrial Television Broadcasting in Dual Chinese Standards |
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| XU Meng-xia. SDTV and HDTV of Digital Terrestrial Television Broadcasting in Dual Chinese Standards[J]. Ideo Engineering, 2009, 33(4) |
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| Authors: | XU Meng-xia |
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| Affiliation: | Dept. Electronics;Peking University;Beijing 100871;China |
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| Abstract: | Digital terrestrial television broadcasting (DTTB) in Chinese Standard (C-std) has been started in China in large scale since the beginning of 2008, and real-time broadcasting of 2008 Olympic Games in HDTV has been realized in eight cities, but MPEG-2 video coding, an out-of-date technique, has been used in Mono Chinese Standard. In this paper, SDTV and HDTV of DTTB in Dual Chinese Standards (C-std + AVS video coding) are introduced with four technical modes, in order to serve both rural and center cities' ... |
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| Keywords: | DTTB C-std AVS dual Chinese modes |
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