直播卫星
- 名direct broadcasting satellite;DBS
![直播卫星](../cache/1332369.jpg)
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DVB-S2与我国的直播卫星系统
DVB-S2 and Chinese DBS System
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介绍了一种Ku波段接收直播卫星电视信号的平面型天线。
A Ku-band antenna for receiving DBS TV signal is presented .
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分析有线电视未来的竞争对手:IPTV、直播卫星和ADSL接入,指出其互补性将大于竞争性。
IPTV , living satellite broadcast and ADSL access are going to be the complements of CATV rather than rivals .
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随着航天技术、数字电视技术、微电子技术、码率压缩技术的突破性进展,使卫星电视已由原来的C频段转播进入了数字Ku频段的直播卫星阶段。
With the breakthrough development of space technology , digital television , microelectronics and code rate compressing , satellite television has reached a live broadcasting satellite state of digital KU frequency live broadcasting from the original C frequency relay broadcasting .
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直播卫星电视光接收机的研制
Development of wideband direct broadcast satellite TV optical receiver
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中国直播卫星信源编码技术的可能选择。
Possible choices of China DBS source coding technologies .
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直播卫星电视上行地球站系统设计
Direct broadcasting satellite television up earth station system design
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本文侧重于在山东省济南市建设直播卫星电视上行地球站进行系统设计。
This paper presents system design of earth station of satellite broadcasting television .
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直播卫星(714MHz)信号至两地面站传播时延差的测定
Measurement of the Difference of Time Delay from the Satellite to two Ground Stations
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直播卫星技术在我国应用的前景
Application in Our Country of Direct Broadcasting Satellite
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直播卫星电视接收中用的自适应天线
Adaptive Antennas for TVRO Satellite Signals
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但是,如今我国发射直播卫星电视的脚步声依稀可闻。
But , now in our country , We can smell the footstep voice of the satellite television .
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其他可能与有线竞争的潜在对手也逐渐浮出台面,有家传媒财团已经展开直播卫星产业。
Other potential rivals to cable are on the horizon , there are two consortiums of media company have lunched the direct broadcast satellites venture .
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在激烈的市场竞争中,梦网科技公司直播卫星终端接收产品面临着众多机会与挑战。
In this highly competitive market economy world , the TV direct broadcasting satellites receiver produced by Dream-weaver Technological Company faces both opportunities and chandelles .
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由于直播卫星的最大优势是只用有限的1~2颗卫星,就可以向无限数量的家庭户直播上百套电视节目。
The greatest advantage is the DBS only use limited 1 ~ 2 satellites , and can live to an unlimited number of family households collected television .
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随着我国数字电视产业的迅猛发展,地面无线、直播卫星、移动多媒体广播等领域的数字化进程已经开始全方位地推进。
Along with development of digital television , terrestrial wireless , direct broadcast satellite , mobile multimedia broadcasting and other areas of the digital process has begun to promote all-round way .
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众所周知,在一个完整的数字电视体系里,直播卫星、有线数字电视和地面数字电视是三位一体的构架,缺谁都将会造成一个残缺。
Known in a complete digital TV system , Live satellite , cable digital TV and terrestrial digital TV is a trinity frame , lack of which will cause a damaged .
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早在几年前开始的国外直播卫星电视与有线电视的激烈大战,似乎跟我们没有关系。
The abroad that as early as and several year ago beginning direct satellite television and the vigorous war of the cable TV , apparently have no to relate to with us .
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根据我国的国情,从技术层面、政策层面和管理层面,全方位地阐述了在我国发展直播卫星技术和前景。
According to China ′ s national conditions , from a technical level , the policy level and management level , all expounded in developing DBS in our country and the prospects .
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电视数字化是电视发展史上又一次重大的技术革命,随着数字技术的发展,直播卫星产业也迎来了发展的黄金期。
Digital TV is another big step forward in the development of its history . With the development of digital technology , TV direct broadcasting satellites industry has arrived at its golden period .
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直播卫星-通过接收者的圆盘天线,直接从卫星把信号传送到户的卫星服务,也称为直接入户电视。
Direct Broadcast Satellite ( DBS ) / DTH - Service that transmits satellite signals directly to a home , typically through a viewer 's receiving dish . Also called DTH for direct-to-home .
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线路结构。计划中和在运行的直流系统进行点到点的功率输送。经营者、台、站-指传送节目给观众的有线台或直播卫星台。
Circuit configuration . The DC systems planned or in operation involve point-to-point transfer or power . Operator - Refers to the Cable Operator or the DBS Operator that delivers Program Services to the consumer .
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经营者、台、站-指传送节目给观众的有线台或直播卫星台。该公司开始时专营无线电器材,现在已决定扩展业务经营计算机了。
Operator - Refers to the Cable Operator or the DBS Operator that delivers Program Services to the consumer . The company began by specializing in radios but has now decided to branch out into computers .
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另外一方面,省级卫视受到外界的压力也是越来越大,数字电视、直播卫星、新媒体等的发展,都给传统的电视媒体带来了巨大压力。
On the other hand , the provincial TV is under increasing pressure from the outside world , digital television , direct broadcast satellite , the development of new media , traditional television media gave tremendous pressure .
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本文从全新的角度,利用数字音频直播卫星作为照射源,建立了简单的系统结构,并对其中的两个方面&目标定位和信号检测进行了不同程度的探讨,获得了一定的理论研究成果。
From a new aspect , this dissertation conceive the simple system based on the satellite illuminator for the digital audio broadcast ( DAB ) purpose , and discuss the two problems & target location and signal detection , obtaining some theory fruit at last .
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自动增益控制模拟光接收机广泛应用于光纤有线电视、光纤直播卫星电视、无线通讯及雷达等射频微波信号光传输,是实现大动态范围光载波信号高质量接收必不可少的一项技术。
Indispensable for high quality optical carrier signal reception in a large dynamic range , AGC analog optical receivers are widely used in the optical transmission of radio and microwave signals , such as fiber CATV , direct broadcast satellite TV , wireless communication and radar .
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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 .
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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
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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
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可用的第三方电磁波信号包括地面广播电台、电视台、通信台站、直播电视卫星和导航定位卫星系统等发射的信号。
The illuminating sources available include signals transmitted by local broadcast station , television station , communication station , satellite for living broadcast television , satellite for navigation and position and so on .