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；
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.
本实用新型涉及数据通信领域中的线材，尤其涉及数字电视线。
The utility model relates to a line used in the data communication field, particularly to a digital television line.
杨帆：（1981- ），男，籍贯安徽，重庆邮电大学通信与信息系统专业硕士研究生，研究方向：个人通信，数字电视。
Yang Fan: (1981- ), male, Chongqing, the postgraduate of Chongqing University of Post and Telecommunications, engaged in personal communications research, digital TV.
MPEG - 2标准已经被广泛地应用于诸如多媒体通信、数字电视等领域。
MPEG-2 standard has been widely used in the fields of multimedia communication, digital television broadcasting and so on.
它将广泛应用于高清晰度和标准清晰度的数字电视广播、激光视盘机、移动多媒体通信、视频会议与视频监控、宽带网络流媒体、数字电影等产业。
It will be widely applied to HDAB and SDAB, Laser Disk machine, moving multimedia communication, video conference and video monitor, wide band net stream media, digital film, etc.
高清晰度数字电视(HDTV)技术是当前最先进的图象压缩编码技术和数字通信技术的结合。
HDTV (High Definition Television) technology integrates the most advanced image compressed encoding technology and the digital communication technology.
而数字地面电视广播与移动通信的融合使移动电话手机用户不仅可以收看数字电视广播，还可以提供电视网络上网。
The convergence of digital terrestrial TV broadcast network and mobile cellular phone network will enable user to watch TV and connect Internet through handset.
罗风（1982-）：女，籍贯重庆，重庆邮电大学通信与信息系统学院硕士研究生，研究方向数字电视。
Luofeng (1982- ) female, comes from Chongqing, graduate student , Academy of Telecommunications, Chongqing university post and telecommunications.
最近十年来，视频编码技术在数字电视，高清电视，视频会议和多媒体通信等很多领域有非常关键的作用。
In the last ten years, video coding technology plays a key role in areas like digital TV, HDTV, video conference, and multimedia communications etc.
图像传感器是将光信号转化为电信号的装置，在数字电视、可视通信市场中有着广泛的应用。
The Image sensor is a device which can convert optical signal into electrical signal. It is widely used in telecommunication and digital TV.
摘要：本系统将蓝牙无线通信技术应用于有线数字电视系统，在单向机顶盒的数字电视系统上实现各种增值业务。
Abstract: This system applies wireless blue-tooth technology to digital television system, and realizes the different value-added services in one direction system.
摘要：本系统将蓝牙无线通信技术应用于有线数字电视系统，在单向机顶盒的数字电视系统上实现各种增值业务。
Abstract: This system applies wireless blue-tooth technology to digital television system, and realizes the different value-added services in one direction system.
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