In the next six and seven years, television livelihood news grew rapidly and developed vigorously. Each provincial terrestrial channel began to establish TV livelihood news in succession.
在此后的六七年里，电视民生新闻栏目迅速兴起并蓬勃发展，成为各省级地面频道争相开办的对象。
MBC says there need to be 10m terrestrial users for its dedicated mobile-TV channel to break even.
MBC说需要1000万地面用户才能使它致力推广的移动电视频道收支平衡。
In digital terrestrial television system, there is much burst and random noise in the broadcasting channel, and burst noise is more harmfully than random noise.
在地面数字电视系统中，广播信道存在着突发噪声干扰和随机噪声干扰，而且前者的危害甚于后者。
Channel estimation and equalization are one of the core problems in the design of receivers in Digital Television Broadcasting-Terrestrial Standard.
信道估计和信道均衡无疑是数字电视地面广播标准接收机设计中所要考虑的核心问题之一。
The characteristics of the digital television terrestrial broadcasting (DTTB) channels with long impulse responses are analyzed, and the frequency domain multipath channel model is given.
本文分析了数字电视地面广播通信信道具有长脉冲响应的多径衰落的特点，从频域上表达了其多径衰落信道模型；
Base on the analysis of terrestrial transfer channel, the paper introduces the DVB-T standard, and discuss the core COFDM technology as well as front-end transmit system structure.
文章在分析地面传输信道特性的基础上，介绍了地面广播数字电视的DVB - T标准，探讨了其核心的正交编码频分多路复用COFDM技术、前端发射设备的系统结构及其优缺点。
There are two technique problems for Terrestrial digital TV transmitter: one is the channel coding modulation technique whch is dependent of TV system;
数字地面电视发射机有两大技术难点：一是与制式有关的信道编码调制技术；
Compared with cable digital TV and satellite digital TV, channel to the environment of terrestrial digital TV transmission system is more complex.
与有线数字电视和卫星数字电视相比，地面数字电视传输系统中的信道环境要复杂的多。
Compared with cable digital TV and satellite digital TV, channel to the environment of terrestrial digital TV transmission system is more complex.
与有线数字电视和卫星数字电视相比，地面数字电视传输系统中的信道环境要复杂的多。
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