At present, along with the broadcast television enterprise swift and violent development, audience more senate to in the broadcast program direct seeding, broadcast the process the safety control appears importantly.

A fourth type of direct marketing, broadcast faxing, is now less common than the other forms.

第四种类型的直接营销，广播，传真，现在已经不太常见的比其他形式。

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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.

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。

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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.

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。

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The analysis and design of radial line slot planar antenna which can radiate linearly polarized pencil beams in Ku-band are presented for the application of receiving direct broadcast from a satellite.

研究了用于接收卫星直播电视的径向缝平面天线的分析和设计方法，以及该天线在Ku波段能够辐射线极化锐方向性波束。

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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.

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。

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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.

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。

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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.

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。

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Other potential rivals to cable are on the horizon, there are two consortiums of media company have lunched the direct broadcast satellites venture.

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。

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In Direct Broadcast Satellite ( DBS) phased array antenna, the performance of phase shifter impacts the whole DBS antenna system greatly.

在卫星直播（DBS）相控阵天线中，移相器的性能对整个卫星直播天线接收系统有重要影响。

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The piecewise linear contact force model of material layers during impact crushing is put forward, based on the quasi-static compression crushing experiments, in which the parameters of model are analyzed and a revert coefficient is introduced to express the relation between parameters.

针对冲击破碎过程，在初步准静压破碎实验的基础上，提出了物料层的分段线性接触力模型，并引入恢复系数来表示膨胀阶段和压缩阶段之间的参数关系。

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This method can automatically provide the piecewise linear fitting simplified model which fulfilling the scheduled error requirement and change the number of linear subsection by adjusting the error limitation, thus improve the simulation speed when ensuring the system simulation precision.

该方法可在满足预定误差要求前提下自动给出分段线性拟合简化模型，可以通过调整误差限度改变复杂非线性特性的线性分段数，进而在提高仿真速度的同时保证整个系统仿真的精度要求。

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Based on analysis of the asymmetrical hysteretic nonlinearity of materials, a piecewise linear asymmetrical hysteretic model was built.

分析了振动压实过程中被压实材料的不对称迟滞特性，建立了一种分段线性的不对称迟滞模型。

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Dynamical Properties of Piecewise Linear Spiking Neuron Model

分段线性脉冲神经元模型的动力学特性分析

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The slab model of tokamak ion cyclotron resonance heating ( ICRH) coupling calculation gives large error to calculate the poloidal long antenna. In order to solve the problem, an improved algorithm by piecewise linear antenna model is presented and the calculation precision is upgraded.

托卡马克中离子回旋共振加热（ICRH）的平板模型在计算沿极向尺度较长的天线时误差较大，针对这一问题提出了一种将天线进行分段处理的改进算法，该算法提高了计算精度。

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A multi model method of dynamic integrated system optimization and parameter estimation for nonlinear discrete dynamic systems is presented based on piecewise linear multi model of nonlinear system. The optimality and convergence of the algorithm are proved.

在非线性系统分时段线性化多模型基础上，给出了非线性离散动态系统优化与参数估计集成的多模型方法，并论证了算法的最优性和收敛性。

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With the purpose of controller design, an ANFIS fuzzy modeling technique is used to simplify the process model and a control-oriented piecewise linear input-output model is deduced.

由于过程的物理模型难以直接应用于控制器设计，因此首先基于ANFIS模糊建模系统对过程进行了简化，结果得到了面向控制的分段线性系统模型。

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A Canonical Piecewise-Linear Model on non linear Devices

非线性器件规范的分段线性化模型

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And the detection on binary aperiodic signals based on the piecewise linear model, we found that through an appropriate adjustment to the noise intensity and system parameters, there is an optimum value can be achieved for non-periodic signal detection.

对含噪声二进制非周期信号进行检测，发现适当调节噪声强度和系统参数，同样存在一个最佳值可以实现对非周期信号的检测。

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The results also show that the piecewise linear model as the Buck converter can be decoupled completely by using the state variable feedback exact linearization method, so it is a generality theory with practical significance.

同时说明状态反馈精确线性化能对Buck变换器这类分段线性系统实现完全解耦控制，从而具有一般性理论和实际意义。

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The simulated results showed that the piecewise linear model performed better than the other two methods with a ME ( Model Efficiency) by0.99 and a less RMSE ( Root Mean Square Error).

对比结果表明：分段线性订正模型的模拟效果优于其他两种方法，其模型效率达到0.99，均方差也明显偏小；

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