散射

Then, on the basis of the functional verification, the system architectures of the radio frequency analog front end and the control logic circuit for the passive UHF RFID transponder are studied and designed with low-power design techniques. The RF AFE circuit includes rectifier, matching network, backscatter, regulator, AM demodulator, voltage reference, local oscillator and power on reset circuit, and so on. The control logic circuit contains clock synchronization module, decoding module, coding module, cyclic redundancy checksum module, power management unit, control unit, shift register and memory.

然后，在功能验证的基础上，重点研究了无源超高频射频识别标签芯片射频模拟前端电路和控制逻辑电路的系统架构，并采用低功耗设计技术对其进行了设计，射频模拟前端电路设计包括了整流器、匹配网络、反向散射电路、稳压器、AM解调器、电压参考源、本地振荡器以及上电复位电路等，控制逻辑电路设计包括了时钟同步模块、解码模块、编码模块、CRC校验模块、功率管理单元、控制单元、移位寄存器和存储器等。

Interface;SH-wave;Green's function;cylindrical elasticinclusion;scattering cross-section

中文关键词：界面，SH波，Green 函数法，圆柱形弹性夹杂，散射截面

In order to simulate the propagation of cylindrical wave in space, the perfect Boundary connecting condition of total field and scattering field is proposed.

为了模拟柱面波在空间的传播，给出了在柱坐标系下完整的总场和散射场的连接边界条件。

Finally,by using the method of angular spectrum expansion,theory of cylindrical vector wave functions for quasi-Chiral materials and its basicalapplications in scattering and propagation are presented.

该边界条件在散射方面的应用从理论上揭示了所提出的谱域阻抗边界条件的适用性和可靠性。

Numerical results of single solid/core-shell and two cylindrical nanorods under plane electromagnetic wave with resonance frequency are presented.

本研究主要探讨不同细长比之单、双颗实心或核-壳细杆形金奈米粒子於电、磁场中受到平面波或电偶极波源时，散射体的表面电浆子现象。

Simultaneously, small parameter perturbation methods are employed to transform the problem of elastic wave scattering in cylindrical shell with a cutout into the iterative addition of a series of boundary value problems and to give a semi-analytical method for solving this problem.

同时，采用摄动方法，将含孔柱壳弹性波散射问题化成一系列边值问题解的迭加，给出分析求解本问题的半解析方法。

Influencing upon light scattering for variety of cell's body and cytoplast thickness in measurement of their size distribution.

有核细胞光散射强度分布的动态特性。

Influencing upon Light Scattering for Variety of Cell′s Body and Cytoplast′s Thickness in Measurement of Their Size Distribution.

细胞形体和胞质厚度变化对光散射法测量细胞大小分布的影响。

SERS technology is used,in this paper,in studying guanine and cytosine,and their absorption properties,especial the time effect.

本文应用表面增强喇曼散射技术对两种碱基―鸟嘌呤和胞嘧啶―进行了研究，并对其在银镜上的吸附特性做了分析。

In this paper, the method of wave field extrapolation and decomposition of seismic compound wave in viscoeleastic medium is presented, based on wave equation.

从粘弹性波动方程出发，建立了一种地震散射波场纵横向高分辨波场外推方法。

Recall that, in the Kolmogorov axiomatization, measurable sets are the sets which have a probability or, in other words, the sets corresponding to yes/no questions that have a probabilistic answer.

延期开工的Kolmogorov宣布要衡量所有套职能有限许多坐标限制在于衡量子寅。换句话说，如果是/否的问题回答f可看的价值观念在许多最有限坐标，然后它有一个概率的答案。

The experimental results showed that the algorithm can filter singular points and remain fixity of the target edge.

实验表明：基于模糊理论的图像智能滤波方法比常规图像滤波方法运算量小，它既能去除奇异点，又能保持图像中目标的边缘不变性，具有很好的滤波效果。