The visible part of a television transmission. 电视传送的可视部分。
February 12, New York-Washington co-axial cable circuits opened for television transmission on an experimental basis. 2月12日,纽约至华盛顿的同轴电缆试验性开通,这种电缆专用于电视信号传输。
Analysis and Environmental Impact Assessment of Radiation from a Radio and Television Transmission Tower 某市广电发射塔搬迁的辐射环境影响分析与评价
He has been working on software development of Digital Television Transmission in Japan and has got10 years of cooperation with Chinasoft International ( Hunan). 从事日本数字电视播放的软件开发,与中软国际(湖南)有十年合作经验。
Portable mircowave television transmission system 便携式微波电视传输系统
The hardware implementation of PCR correction scheme in Digital Television Transmission System based on DMB-T is realized. Finally, the effect of PCR correction is given through analyzing the data collected in practical system. 同时在基于DMB-T的数字电视传输系统中用硬件实现了PCR校正单元,并通过对实际采集到的数据的分析,给出了PCR校正的效果。
This article highlights the application in radio and television transmission networks: how SDH technology transmit radio and television signals, how IP transmit in HFC, the application of SDH technology in radio and television transmission networks in the country. 重点介绍SDH在广播电视传输网中的应用:SDH技术如何传输广播电视信号,在HFC接入网中IP是如何传送的,SDH技术在我国广播电视传输网中的应用概况。
Analysis and Implementation of PCR Jitter Correction in Digital Television Transmission System 数字电视传输系统中PCR抖动的校正分析与实现
HFC Network Technology in Digital Television Transmission 数字电视传输中的HFC网络技术
Based on the standard of MPEG-2, the cause of PCR jitter and PCR correction method in Digital Television Transmission System are analyzed. 在MPEG-2标准的基础上,分析了PCR在数字电视传输系统中产生抖动的原因和校正的方法。
This article introduced the SDH technology and the application in broadcast television transmission. With practice showed the prospect of it. 介绍SDH技术在广播电视传输网络中的应用,并结合实际应用指出这项技术的发展前景。
On the basis of analyzing HFC and EPON, the method of digital television transmission over EPON is proposed. 在分析HFC与EPON有关性质的基础上,提出基于EPON的数字电视传输方法。
This test platform is simplified OFDM digital television transmission system. 本文中的设计是一个简化版本的OFDM数字电视传输系统。
This paper presents an automatic timing emergency power supply used to wired television transmission network, analyses its character in design and circult principle. 介绍一种用于有线电视传输网中的自动定时备用电源,分析了它的设计特点及电路工作原理。
Digital television transmission system based on the OFDM consists of Error correction processing and digital modulation parts etc. 基于OFDM的数字电视传输系统由纠错处理和数字调制等组成。
Key Technology of Digital Television Transmission Standard DMB-T 新一代数字电视传输标准DMB-T的关键技术
HFC network is the important infrastructure in national broadcasting television transmission. With the trend of network business integration, the use of HFC network to transmit multimedia and broadband data and carry out two-way interactive personalized business has become the urgent demand of broadcasting television area. HFC网络是我国广播电视传输的重要基础设施,在网络业务日趋融合的发展趋势下,利用HFC网络进行多媒体和数据的宽带传输、开展个性化双向交互业务已经成为广播电视领域的迫切需求。
The transmission problems in public service broadcasting should be contrasted and analyzed by putting relevant factors of television transmission together, and the attention should be given to the mutual influence between the technology, operation and regulation. 研究电视公共服务中的传输问题,应该将电视传输中的相关因素放在一起来观照分析,重视技术、运营和监管之间的互相影响。
QAM have some advantages, such as high frequency band utilization rate, good anti-interference ability and so on. It is widely used in mobile communication and satellite communication, especially in the cable digital television transmission. QAM调制具有抗噪声性强、频带利用率高等特点,被广泛应用于卫星通信和移动通信领域中,尤其适合有线电视电缆传输。
Our OTT TV refers to the public Internet, for television transmission, provided by the state-owned radio and television network TV form video content. 我国的OTTTV是指通过公共互联网,面向电视机传输,由国有广播电视机构提供视频内容的网络电视形态。
Both Quadrature Amplitude Modulation ( QAM) and Low Density Parity Check Code ( LDPC) are widely used in such fields as wireless communication, wired television transmission and satellite communication. 正交幅度调制(QAM)和低密度奇偶校验码(LDPC)技术应用于很广泛的领域,如无线通信、有线电视传输、卫星通信等领域。
In recent years, the digital television transmission system technology matures gradually and Digital Terrestrial Television Broadcasting ( DTTB) transmission standards formally tabled on August 30,2006 too. 近几年,数字电视传输系统技术逐渐成熟,数字电视地面广播(DTTB)传输标准也于2006年8月30号正式出台。
Network media in television transmission channels, spread the influence of content and transmitted objects is always the core discussed in this paper. 网络媒体对电视剧传播渠道、传播内容及传播对象的影响始终是本文论述的核心。
The single carrier time-domain equalization is one key technology to overcome multipath interference in digital television transmission receivers. 在数字电视传输系统接收机中,单载波时域均衡技术是一项克服信道传输多径干扰的关键技术。
In this article, I discussed the detailed structure, signal processing methods and flow of the digital terrestrial television transmission system based on DVB-T standard. 本文系统的论述了基于DVB-T标准的数字地面电视传输系统的详细结构、信号处理方式和流程。
From 1980s, Chinese city TV stations have sprung up like mushrooms and formed the four-level basic pattern of national, provincial, prefectural and county levels, which form Chinese television transmission system together. 从上世纪80年代开始,中国的城市电视台如雨后春笋般的发展起来,到现在已形成国家级、省级、地市级和县级四级办电视的基本格局,它们共同构成了中国电视传播体系。
This paper described the algorithm and design of the baseband data processing of digital television transmission system based on Chinese Digital Television Terrestrial Broadcasting Standard, and supplied an integration scheme of single carrier modulation system and multicarrier modulation system. 本文针对中国数字电视地面广播标准(DTMB)研究与设计数字电视传输系统中的发射端与接收端的基带处理模块,并且探讨多载波系统和单载波系统的融合设计方案。
As for how to develop and manage the public service function of a new type of television transmission, there is no related regulations and policies at the present. 对于如何开发和管理新型电视传输方式的公共服务功能,目前还没有相关的法规和政策涉及。
Television transmission, first of all, is a technical problem, but from the point of view of public service television, not just a technical issue. 电视传输首先是一个技术问题,但从电视公共服务的角度看,又不仅仅是一个技术问题。
Television announcers and hosts are aimed at making better use of radio and television transmission function, improving the communication efficiency and enhancing communication effect. 电视播音员、主持人的存在是为了更好地发挥广播电视的传播功能,提高传播效率和增强传播效果。