电视卫星

数字广播电视卫星传输系统Eb/No的计算及（Eb/No）（TH）的测量

Computation of E_b / N_o and Measurement of ( E_b / N_o ) _ ( TH ) in Digital Broadcast Television Satellite Transport System

天津广播电视卫星地球站始建于1998年，站址选择在西青区杨柳青中波发射台，天津广播电视卫星地球站无论是在技术特点和技术创新上都有一定的突破，得到了业界的认可。

The Tianjin radio & television satellite earth station was founded in 1998 , located in the medium wave transmitter of Yangliuqing town , Xiqing district . It is well approved by fraternity due to its major breakthrough in Technical characteristics and innovations .

提出了一种经由基于DVB的直播电视卫星实现因特网接入的方案，并对系统结构、会话建立、协议栈、IP分组的封装和传送作了详细的描述。

A scheme for Internet access via DVB based direct broadcast satellite is proposed , and the system architecture , session establishment , protocol stack and IP packet encapsulation and delivering are illustrated .

但由于技术政策方面的影响，天津广播电视卫星地球站最初选择了Ku波段，从而使信号的传输产生了一些问题。

Because of restrictions on Technical policy , the Ku-band equipments were originally installed in satellite earth station of Tianjin . As a result , the transmission of signals generated a number of questions .

介绍一种时刻比对用直播电视卫星简易接收机

Introduce A Direct TV Satellite Simple Receiver For The Time Comparison

广播电视卫星高精度时间传递

A Method on High Precision Time Transfer via Geostationary Satellite-TV

广播电视卫星地球站数字压缩设备的应用技术

Applied Technology of Digital Compression Equipment on Broadcasting TV Ground Satellite Station

利用直播电视卫星进行时间比对的一种方法

A Method of Time Comparison Via TV Broadcasting Satellite

雨雪衰对广播电视卫星传输的影响及改善措施

Impact of Rain Attenuation on Radio and TV Satellite Transmission and Its Improvement

广播电视卫星的工作原理

The Work Principle of the Television and Radio Satellite

奥林匹克运动会开幕式将通过电视卫星实况转播。

The opening ceremony of the Olympic Games will be televised live through television satellites .

我国广播电视卫星事业发展状况

Development of Broadcasting Satellite

文章介绍了对电视卫星地球站电磁场辐射的环境评价。

This paper introduces the evaluation for the environment of electromagnet radiation of the Earth Station of TV satellite .

我国鑫诺一号电视卫星位于正南偏西约17.35°的天空，与水平地面约成52°夹角的方位。

The TV satellite of our country lies in the southern sky . It has been invited into a position of contained angle of 52 degrees with the horizontal ground .

该方案融传统设备监控与网络视音频监视于一体，能更好地为监控卫星上行地球站服务，现已成功应用于江苏广播电视卫星地球站。

The project puts together the traditional equipment - monitor ing and video-watching , which makes better monitor the satellite up-station , and nowadays has succeeded in Jiangsu Broadcast Satellite Earth Station .

村里修通了连接县城的公路，架通了高压输电线，新建了学校、加工站和电视卫星差转台。

The village builds the road that knew join town , frame opened line of high-pressured transmit electricity , built station of the school , treatment and TV satellite to need revolving stage .

具有卫星地面站大部分功能的数字卫星新闻采集系统具备了良好的机动性和灵活性，能够完全满足电视卫星传输的需求。

Because the DSNG ( digital satellite news gather ) system which has most of the functions of the satellite earth station is very flexible . So it could be satisfied with the requirement of the TV transmission .

未来7天通过电视和卫星转播的每一项体育赛事都列在节目预告单上。

Every sporting event on television and satellite over the next seven days is listed

CCD技术如今被广泛应用于数码相机、摄像机、高清电视、卫星以及医疗成像中。

CCD technology is now used in point-and-shoot digital cameras , camcorders , high-definition TV , satellites and medical endoscopes .

与有线电视或者卫星电视这些传统的单向多点传送网络相比，IPTV有很大的不同。

IPTV works quite differently from traditional unidirectional multicast networks such as cable or satellite television .

都怪我第87届奥斯卡颁奖典礼将于本周日晚东部时间8点30分在ABC电视台卫星直播一小段广告之后精彩继续谢谢尼尔·帕特里克·哈里斯

Totally my fault.The 87th annual Academy Awards airs live this Sunday night at 830 eastern on ABC . We 'll be right back.Neil Patrick Harris .

有线电视和卫星电视提供商有着强有力的地位，康卡斯特（ComcastCorp.）等大公司也在准备进行重大升级。

Cable - and satellite-TV providers have strong positions , with big players like Comcast Corp. preparing major upgrades of their own .

随着主要电信运营商逐步展开它们的业务，有线电视、卫星电视、iptv以及网络电视/视频点播等业务对用户的争夺战将逐步升级。

As the major telecom carriers deploy services , there will be an escalating battle for subscribers between cable , satellite , IPTV and Internet TV / video-on-demand .

此举不仅对dvd出租行业有重要影响，对正日益意识到视频点播威力的有线电视和卫星运营商也意义重大。

The move has big implications for the DVD rental industry , as well as cable and satellite operators , which are waking up to the power of video-on-demand .

去年10月，HBO宣布将在2015年晚些时候推出单独的互联网流媒体服务，它不需要缴纳常规的有线电视或卫星电视费用。

HBO announced in October that it planned to introduce a stand-alone Internet streaming service later this year that does not require a standard cable or satellite subscription .

他们指出，为了从现有的视频供应商（比如，有线电视和卫星营运商）手中赢得消费者，iptv服务供应商最终将不得不提供差异化服务，包括独一无二的信息内容等。

Ultimately , they note , IPTV service providers will have to offer differentiated services including unique content in order to win customers away from established video providers such as cable television and satellite operators .

其中，MPEG-2能在很宽范围内对音视频信号有效地进行编码，被广泛应用于有线数字电视、卫星数字电视广播等系统中。

Among them , MPEG-2 , which can effectively encode a wide range of video and audio signals , has been extensively used in cable digital TV , digital TV broadcast for satellite , and so on .

NBC的奥运在线直播将采取一种需要人们适应的方式，即要求在线观众证明自己是有线电视或卫星电视的用户，无论是康卡斯特还是其他竞争对手的。

NBC 's live-stream coverage will test the adaptability of its customers by requiring online viewers to provide proof they are a cable or satellite subscriber , either to Comcast or any of its competitors .

并已被应用于数字地面电视、卫星通信、数字新闻采集（DSNG）等领域。

All these have been used in the field of digital terrestrial television , satellite communications , digital satellites news gathering ( DSNG ), etc.

16-QAM作为一种高效的调制解调方式，在高清电视、卫星通信、数字微波传输等许多通信领域得到了日益广泛的应用。

As a high efficiency digital modulation and demodulation scheme , 16-QAM is widely used in HDTV , satellite communication , microwave communication and so on .