查询词典 delay circuit

In the analysis of combinational logic circuit, should take into account gate delay time of the impact on the circuit.

在分析组合数字逻辑电路时，应该考虑门电路的延迟时间对电路产生的影响。

The traditional monostable time delay circuit has to be connected to an exterior RC, resulting in bad accuracy and instability.

传统的单稳延时电路需外接RC支路，故精度不高，稳定性差，预置不直观。

On the design of algorithms, a novel exact hierarchical delay analysis method for general circuits is proposed; based on the sensitization theorem for sequential circuits, an exact minimizing clocking method is proposed; based on Boolean process, a waveform simulation method considering interconnecting delay for logic circuit and a parallel waveform simulation method are proposed; a new method that transforms bit-level waveform polynomial to word-level polynomial model is proposed; a multiple valued synthesis algorithm based on multiple valued Boolean process and a wire-centered delay synthesis policy are proposed, in which timing planning, floorplanning, wire planning and optimal clock skew in early design are considered; a two-layers channel routing method for minimizing crosstalk under grid mode is proposed; based on the transition numbers theorems for waveform polynomial, a new method for generation of test with noise effects is proposed.

算法设计方面，提出了一种精确的通用电路层次化延时分析方法；基于时序电路的敏化定理提出时序电路最小时钟周期精确确定方法；提出基于Boolean过程论的考虑互连延迟的逻辑电路波形模拟方法，在分析了波形模拟适合并行化基础上，进一步提出一种并行波形模拟算法；提出一种将位级电路波形多项式描述转化成字级多项式描述的新方法；提出一种基于多值Boolean过程的多值电路综合算法以及一种将前期设计定时规划、前期设计的布局规划和线网结构化方法及低偏移的时钟分配等技术相结合的面向互连延时的综合策略；提出一种串绕最小化的网格模式下的双层通道布线方法；从波形多项式描述跳变数的定理出发提出了一种考虑噪声效应的测试生成新方法。

It consists of many ele- mentary pulse networks such as: Transistor forming and shaping circuit,trrnsistor blocking oscillator,multivibrator,time delay circuit and "and" gate,etc.

本文专门讨论了利用脉冲选择的晶体管化同步分频系统的线路综合原理和研制技术问题，对组成系统的各种单元脉冲电路，如晶体管窄脉冲形成器，晶体管间歇振荡器，晶体管多谐振荡器，晶体管延迟电路以及晶体管门电路等均作了较深入的分析，并给出相应的实验结果。

A circuit for detecting the phase angle of a three-phase alternating current includes a plurality of low-pass filters, a plurality of multipliers, a subtracter, a loop filter, an integrator, and a phase delay compensator installed between the subtracter and the loop filter, for compensating for phase delay of the input signal caused by the low-pass filters.

一种检测三相交流电相位角的电路，包括：若干个低通滤波器；若干个乘法器；一个减法器；一个环路滤波器；一个积分器；和安装在减法器与环路滤波器之间的相位延迟补偿器。

We designed the multi-channel delay and pulse adjustment circuit based on CPLD providing a solution to fast gating timing and delay problems in large nuclear physic experiments. Its main function is accepting a negative NIM trigger input, and outputting a pulse with adjustable delay and width. Minimum step accuracy of the delay and the pulse adjustment is 10ns when the system frequency is 100MHz.

针对大型核物理实验中的符合测量、多路时间测量系统中的门控快定时信号等应用的需要，设计了一种多路延迟／脉宽调节电路，主要功能是对输入的多路快信号进行延迟和脉宽调节，支持NIM负信号输入和输出，在系统主时钟频率为100MHz的时候，延迟和脉宽调节的最小步进精度为10ns。

Mainly by the design of infrared sensors, signal amplification circuit, voltage comparator, delay circuit and the audio alarm circuit.

本设计主要由红外线传感器，信号放大电路，电压比较器，延时电路和音响报警电路组成。

The results show that the propagation delay is less than 1ns, the ratio of input and output impedance is up to 10〓, realizing a little insert dissipation at high-speed operation, laying a solid foundation for the materialization of high-resolution one-way analog switch A/D converter. 2. A new structure of the high-speed CMOS voltage comparator circuit for the improved nonoffset cancel circuit, which can satisfy the needs of the 8-bit linearity.

模拟结果表明，基于CMOS工艺实现的BiCMOS单向模拟开关的传播延迟小于1ns，开关的输入输出阻抗比高达10〓以上，实现了高速工作下的极小插入损耗，为实现高精度单向隔离模拟开关分步法A/D转换器奠定了基础； 2、基于满足八位线性要求的前提，本文提出了一种改进的无失调取消电路的高速CMOS电压比较器新结构。

The present paper uses 555 time base circuits and the photoresistance to make a delay circuit, and it can solve the above problem efficiently.

本论文就是使用555时基电路和光敏电阻来做一个延迟电路，它能有效的解决上述的问题。

The main products of tai wei is single and double-pole toggle switch,which can be used as single or double throw switching button in both transient or delay circuit.

太玮toowei生产单及到双及的摇头开关，可插入单掷和双掷瞬时或延时电路按钮和钮子类型开关，品种多样，既美观又耐用，包括电路配置，交流直流接线端选项，按钮开关自选颜色。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。