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单向的地面数字电视广播，
由于缺乏回传机制，只能给用户提
供高质量的影音节目，满足基本的
互动需求，限制了新业务的推广和
新商业模式的采用。欧洲...
单向的地面数字电视广播，
由于缺乏回传机制，只能给用户提
供高质量的影音节目，满足基本的
互动需求，限制了新业务的推广和
新商业模式的采用。欧洲的DVB组
织在原有的DVB-T架构下，制订了
新的地面数字电视广播回传标准
DVB-RCT (Return Channel Terrestrial)
来支持互动服务。本文阐述了该标
准的关键技术及应用。-A one-way terrestrial digital television broadcasting, due to the lack of return mechanism, can only give users high-quality audio-visual programs to meet their basic needs of the interaction, limiting the promotion of new business and new business models adoption. The European DVB organization in the original DVB-T framework, the development of new terrestrial digital TV broadcasting standard return DVB-RCT (Return Channel Terrestrial) to support interactive services. In this paper the standard key technology and applications.
- 2022-12-23 06:10:03下载
- 积分：1
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试验的国际标准
IEC61000 International Standards
- 2022-04-12 04:29:52下载
- 积分：1
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北京大学gis的发展研究历史，对于研究gis的人来说具有一定的参考利用价值。...
北京大学gis的发展研究历史，对于研究gis的人来说具有一定的参考利用价值。-University of Development Studies gis history research gis people who have a certain reference value.
- 2022-07-12 15:14:47下载
- 积分：1
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硅模上的噪声
sense a noise on silicon die-sense a noise on silicon die...
- 2022-01-26 03:22:40下载
- 积分：1
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This article describes a radio
This article describes a radio-frequency controlled mobile robot, monitorizated and controlled through an embedded Java microcontroller. This project included the mobile robot design and building, as well as the control and communication software. This multidisciplinary project allowed students to learn and apply different areas of knowledge, including mechanical robot construction, electrical motor control, Java and C language programming, web graphical user interface design, real time control and RF communications. The interface with user is made with a friendly Web page allowing the control of the robot motion in real time. The user can also visualize the orientation and x-y coordinates of the robot.
- 2023-04-08 19:10:04下载
- 积分：1
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通软 Prolution造纸行业版产品白皮书。做行业初期研究的同志们可以...
通软 Prolution造纸行业版产品白皮书。做行业初期研究的同志们可以-Qualcomm Prolution Soft White paper industry products. Industry to do the initial research can Comrades
- 2022-07-12 03:48:19下载
- 积分：1
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转载音频信号的数字水印相关论文,打包下载.
转载音频信号的数字水印相关论文,打包下载.-Reproduced audio signal of the digital watermarking-related papers, packaged download.
- 2022-07-25 12:34:39下载
- 积分：1
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介绍基于mimo的4G系统中调度算法的设计。比较基础。
介绍基于mimo的4G系统中调度算法的设计。比较基础。-mimo based on the 4G system scheduling algorithm design. Basis for comparison.
- 2022-03-04 16:15:22下载
- 积分：1
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电子图书及图书出版市场出版市场浅析
e
电子图书及图书出版市场出版市场浅析
e-library-Electronic books and book publishing markets Market Analysis e-library
- 2022-09-06 17:25:02下载
- 积分：1
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利用地理信息系统和钙模拟城市发展的电子书
An ebook for modeling Urban Development using GIS and CA
- 2022-05-23 12:26:04下载
- 积分：1
