It is an advance product developed from double - sided fpc . increasing the complexity of circuits to greater degrees , it is typically applied in current high tech digital products , especially in circuits of color screen mobile phones 多层柔性电路板是双面柔性线路板的一个升级，它更大程度的提高了线路的复杂性，是目前高科技数码产品的一个典型应用。
The finite difference time domain ( fdtd ) method is used to simulate the electromagnetic in the middle of a shielding box and the induced current in circuits inside it when it with and without a wire penetrated 应用时域有限差分（ fdtd ）法对有、无贯通导线及不同长度的贯通导线穿过屏蔽箱体时，箱体中点处的电场及箱体内印刷电路上的耦合电流进行了数值仿真。
Simulation of digital circuits is based on computing of logic and delay for component in circuit netlist , so for obtaining correct simulation result , i must have logic computing correctly and delay analysis accuracily 由于数字电路的模拟是基于对电路网表中的元件进行逻辑和延时计算的，所以要想得到正确的模拟结果，必须进行正确的逻辑运算和准确的延时分析。
It analyzes the topologies of these practical hybrid pfc circuits , and how to realize the power split in circuits . discuss the control method , and enumerate experiment data to prove the feasibility of these pfc circuits 分析这些电路所属拓扑，具体电路如何实现能量的分流，探讨了控制策略，并列举了实验数据宋证实这些电路的可行性，总结了每种拓扑的优缺点。
By adopting resistance divider , voltage sensor designed in this topic has no ferromagnetic resonance , overcome saturation , has no load sharing , and is permitted to short and cutoff in circuit , so it has high reliability 本课题所研究的电压传感器采用电阻分压器原理，不存在铁磁谐振，克服了铁心饱和，不再有负荷分担，短路和开路都是允许的，具有高的可靠性。
But in the process they have also lost a degree of control . in circuit - switched environments network managers always knew exactly what paths , or routes , their network traffic would take - because they set up those fixed paths themselves 在电路交换的环境中，网络管理人员总是很准确地知道其网络话务将由哪一条路径或哪一条路由负载，因为这些固定的路径是由他们自己建立的。
Emc / emi simulation of special microwave connection and package structure in mcm - l is taken to sum up some effective emi methods to guide layout design . 3 . the system characteristics and link index are analyzed to point out key modules in circuit realization 设计了微波叠层结构,并对叠层结构中出现的互耦、互连、不连续性及封装结构进行电磁仿真,提出抑制电磁干扰的措施。
This kind of switch use the unilateral fin - line as the basic transmission line , the beam lead pin diode of alpha co . ltd is the control element , there is two diodes in each channel and they are welded in circuit in parallel connection 本课题主要研究的是毫米波鳍线pin管单刀双掷开关。该开关采用单侧鳍线作为基本传输线，控制器件选用alpha公司的梁式引线pin二极管，每路使用两只，采用并联形式焊接在电路中。
In the method of impulsive synchronization , both seriate system and discrete system have been discussed . a series of discrete hyperchaos systems that have the lowest dimension have been constructed , and we have achieved the impulsive synchronization of discrete system in circuit 脉冲同步法中，分别从连续系统和离散系统两方面进行讨论，构造出一系列具有最低维数的离散超混沌系统，并通过电子线路实现了离散系统的脉冲同步。
We aslo get the theory of verification test and design debug discussed , and then , some work on the verification test of this integrated circuits have been done . for the sake of finding out the reason of noise occurring in circuit of oscillator , we probe into causation of technics and mechanism 论文最后基于芯片测试理论,针对芯片流片后的部分测试结果,对振荡出现的噪声问题给出了初步分析,并结合投片工艺探讨了工艺原因与产生机理。
