The implementation of SDTV STB is proposed in this paper, which is based on ASIC STi5518 and supports PVR and conditional access(CA) among other common functions.
所开发的SDTV机顶盒以ST公司的STi5518芯片为核心芯片,具有硬盘录像和有条件接收接口。
Introduces all kinds of scramble/descramble systerm and MIS, and also introduces market prospect of conditional access and chosen type of scramble/descramble systerm.
介绍了各种类型的加解扰技术及用户管理系统 ,并对有条件接收的市场前景及加解扰系统的选型作了综合分
Conditional Access System (CAS) is the key technology to realize the pay-TV and interact-TV.
有条件接收系统(CAS)是实现付费电视、交互电视的关键技术,对有条件接收系统的多密技术与标准进行深入研究,根据DVB-CI标准,结合市场要求设计出基于多密技术的条件接收机顶盒。
Gives an introduction of developing business of DTV by means of CATV.
介绍了有线电视正在兴起的数字电视业务 ,阐述了数字电视的主要优点及数字电视的调制方式 ,以及数字有线电视的有条件接收和数字机顶盒 ,并简述了六盘水数字有线电视传输方案和发展数字电视的意
The essential intention of Conditional Access System (CAS) is to achieve pay-TV of the digital broadcast system by means of subscriber management and authorization control.
有条件接收系统(Conditional Access , CAS),其基本目的是通过对用户的授权控制和管理,实现数字广播电视系统的有偿服务,在为运营商带来经济上回报的同时,也能为用户提供更多、更高质量的服务内容,它是实现付费电视、交互电视的关键技术。
Ball screws--Part 3: Acceptance conditions and acceptance tests
GB/T17587.3-1998滚珠丝杠副第3部分:验收条件和验收检验
Agricultural and forestry wheeled tractors--Protective structures--Test method in the strength and acceptance conditions
GB7121-1986农林轮式拖拉机防护装置强度试验方法和验收条件
Research on the Experimental Conditions of Absorbing and Preserving Chlonine with the NaOH Solution;
用NaOH溶液吸收保存Cl_2实验条件的研究
Purchase and acceptance of couplers and coupler yokes for freight service
GB/T17425-1998货车车钩、钩尾框采购和验收技术条件
Under above conditions,the yield of DMDBX exceeded 90%.
在此工艺条件下,实验所得产品收率大于90%。
Conditional Test Procedure for the Relationship between Beta and Return in Chinese Shanghai Stock Exchange;
中国沪市β系数和收益率关系的条件检验法
Experimental study on concrete creep and shrinkage under nonstandard environment
非标准条件下混凝土收缩徐变试验研究
Can not find original message in Sent Items folder for verification of secure receipt.
无法在已发送邮件文件夹中找到原始邮件,也就无法校验安全收条。
Finally, the convergence and convergence conditions are verified with simulation results.
最后用仿真结果对收敛性和收敛条件进行了验证。
Can not find Sent Items folder for verification of secure receipt.
无法找到已发送邮件文件夹,也就无法校验安全收条。
Application of Orthogonal Experiment Design in Optimizing the Determination Condition of Manganese in Urine by GFAAS
正交实验设计优化石墨炉原子吸收法测定尿锰实验条件的探讨
The research is focused on the cyclic dehydrationreaction. The yield of N-PMI is 84.91% in acetic anhydride method;
着重对脱水环合反应进行了条件实验,采用乙酐法时,收率达到84.91%;
Application of Design of Experiment to Identification of Worst Case Settings for Car Radio Heat Generation
试验设计技术在确定汽车收音机最大产热的设置条件中的应用
The Application Range,Type,Test Requirement and Content for "Mechanical Equipment on Stages-Acceptance Test Procedures";
《舞台机械验收检测程序》的适用范围、类型、测试条件和测试项目
Stock Market s Power-Correlation Properties in China Under Condition of Multiscale;
多标度条件下的幂相关性:中国股市收益率的经验分析
Probe into selection of optimum experimental condition in theverification of atomic absoeption spectrophotometer;
原子吸收分光光度计检定最佳实验条件选择的探讨
On The Conditional Relationship Between Beta and Returns;
Beta与收益的条件关系分析——基于上海股市的实证检验:1997-2001
Comparison between some absorbing boundary conditions and numerical validation;
时域有限差分法中几种吸收边界条件的比较与数值验证
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