Failure of blind via is one of the main causes of an open circuit in printed circuit board ( PCB). 盲孔开裂是导致印制电路板(PCB)电气断路的主要原因之一。
The relation between magnetic circuit and structure in the torque designing is discussed, and via choosing the best working point of the magnetic circuit, the optimal design is realized. 论述了力矩器在设计过程中磁路与结构之间的关系,通过磁路工作点的选择来达到力矩器的最优化设计。
Impact of Conductor Penetrating Shielding Box via Apertures on Inside Circuit of Control System 控制系统中导线贯通屏蔽箱体对内部电路的影响
The signals for the video and the picture collecting part are interactively controlled with the CPU kernel controller via the interface circuit. 所述视频及图片采集部分的视频信号经接口电路与CPU核心控制器实现交互控制。
Furthermore, two temperature signals are amplified via the same amplification circuit that ensure to measure difference in temperature exactly. 另外,设计两路温度信号经过同一个放大电路确保了进回水温差的准确测量。
Parameter Extracting of Interconnection Line and Via in High-speed Integrate Circuit 高速集成电路中互连线与Via结构的参数提取
Also, the independent control method of equivalent inductance and resistance of an active reactor as well as the generating conditions of negative resistance and negative inductance were suggested via the analysis of volt-ampere characteristics of active reactor in the sinusoidal circuit. 通过对有源电抗器在正弦电路中伏安特性的分析,提出了有源电抗器等值电阻和等值电感的独立调控方法以及负电阻和负电感的产生条件。
Phase locking between Josephson junctions can be completed perfectly via a integrated coupling circuit. 相位锁定可以通过结与结之间的耦合电路得以实现。
In order to abate the inconvenience in upgrading distributed system, combined with embedded system's specialties, a new kind of remote in-circuit programming technology via field buses had been brought forward on base of analysis of In Circuit Programming principles. 针对分布式控制系统代码不便升级的问题,结合嵌入式系统的特征,在深入分析在线编程技术工作原理的基础上,提出一种基于现场总线的远程在线升级技术。
Pseudo-random code signal controlled by satellite clock was transmitted to receiver time delay via satellite antenna, native code was generated generator controlled by receiver clock, and sent it to correlator through displacement circuit, then native code and received satellite signal was calculated to gain coherent output. 卫星钟控制的伪随机码信号经卫星天线传播延时到达接收机,接收机时钟控制的发生器产生本地码,经位移码电路送至相关器与接收的卫星信号进行运算得到相关输出。
This paper discusses the realization of error signal extraction for CCD-video-camera-imaging-based visual tracking via a hardware circuit, which is capable of providing tracking error voltage signals ( lateral deviation d2 and bearing deviation th θ) to a high accuracy. 介绍由纯硬件电路实现基于CCD摄像的视觉跟踪误差信号的提取,能实时给出精度较高的跟踪误差电压信号(侧向偏差d2走向偏差tgθ)。
Study on the Manufacturing Technology of the Buried/ Blind Via Multilayer Printed Circuit Board 埋/盲孔多层印制板制造技术研究
Via field survey and a series of investigation, the causes have been found out, such as cables short circuit because of ageing under high-temperature and dust environment and lack of protecting measures, etc. 通过现场调查和一系列检测,分析出模块烧坏的原因是现场高温、粉尘环境造成电缆老化短路及缺乏保护措施等。
Electric power is output to the oil tube, which is connected with the bushing by the oil bushing connecter on the bottom of the oil tube, via a 3-phase transformer after AC-DC-AC inverse circuit. 电能由三相配电变压器经ACDCAC逆变电路输出传送到油管,经油管下部的油套管接触器连接到套管,形成一个完整的回路。
When working smoothly, the system can receive orders from personal computer ( PC) at any time, and then radio-acoustic signals can be transmitted out via isolated circuit, outside connected power amplifier and loudspeaker. 可随时接收来自PC机总线上的各种控制命令,发出各种正弦波信号,通过外接功率放大器及换能器将电声信号发射出去。
Chaotic Synchronization via Compound Chaotic Signal Coupling Method and its Sufficient Condition in MLC Circuit MLC电路的混合混沌信号耦合同步方法及同步条件
The occurrence of via defects increases due to the shrinking size in integrated circuit manufacturing. 由于集成电路的规模越来越小,通孔的失误率也就越来越高。
In addition, we choose the chips via demand analysis of the devices 'function in the section of hardware design. And the circuit boards are achieved after schematic diagram of every device nodes is done. 其次,本文在硬件的设计实现阶段,通过对各个设备的功能需求分析,选取合适的芯片,在画出各个设备节点的原理图的基础上完成电路板。
To achieve the design and optimization for the high performance decoder circuit via the positive size of the transistors in SRAM decoder circuit according to the theoretical models of delay optimization. 2. 根据延迟优化的理论模型可确定SRAM存储器中译码电路的晶体管尺寸,从而实现高性能译码电路的设计及优化。
The force feedback control model has been established via design proper pneumatic circuit. 设计了气动回路,得到力反馈的控制模型。
And through effective simulation of the relevant geometric parameters, we obtain some meaningful conclusions in the process of designing the connecting structure of via in multilayered microwave circuit. Also provide strong theoretical support for the engineering design. 并对通孔的相关几何参数进行有效仿真计算,得出一些在通孔设计过程中有意义的结论,为工程设计提供有效的理论支持。
Secondly, the dynamic model is developed using a low-frequency chaotic signal to modulate the static electric arc voltage, the chaotic signal is generated via the EAF chaotic circuit. 然后,用电弧炉混沌现象模拟电路产生的低频混沌信号,对静态电弧电压进行调制,得到能模拟电弧炉动态运行特性的动态模型。
VLC communication is via a high-speed electrical drive circuit flashing LED light source emits out. VLC通信是通过驱动电路将电信号通过高速闪烁的LED光源发射出去的。
Due to the considerable data in the video sequence, it proves time-consuming and less efficient to implement encryption via the traditional software. Hardware circuit, with its parallel high speed feature, has become a popular way for the real-time processing. 由于视频数据量大,传统的软件实现加密必然耗时且效率较低,而硬件电路因其并行高速的优点在实时处理中大受欢迎。