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- This thesis presents a circuit architecture to realize clock recovery for fast Ethernet application, including system architecture, modified Mueller Muller algorithm for 100BASE-TX, phase detector for 100BASE-FX and multiple output charge pump PLL. 提出了一种快速以太网卡芯片时钟恢复电路的设计 ,包括体系结构、用于 10 0BASE tx的改进MuellerMuller算法、用于 10 0BASE FX的鉴相器以及产生多相时钟的电荷泵锁相环。
- Design of an Charge Pump PLL Circuit for Wireless transceiver 无线收发器中高速电荷泵锁相环电路的设计
- charge pump PLL 电荷泵锁相环
- An adaptive Phase-Locked Loop (PLL) with a fast settling time and its key blocks including Phase-Frequency Detector (PFD) and charge pump are then proposed and analyzed. 提出并分析了一种自适应的具有快速建立时间的锁相环结构及其关键模块(鉴相鉴频器和电荷泵)。
- Enclosed please find three order for immediate attention. 随信附上订单三张，请立即安排。
- The ADM8845 is also designed to maximize power efficiency by switching automatically between three charge pump modes based on the input voltage. ADM8845可以在3种电荷泵工作模式之间根据输入电压自动切换,所以它还用来最大化功率效率。
- The PLL (phase lock loop) is realized by form of charge pump, its loop filter is passive two-order LPF. Compared to other form of active filter, this CP PLL has less noise, which does some good to its output spectrum. 微波锁相环采用电荷泵的形式,其环路滤波器为无源二阶低通滤波器,相比采用有源滤波器的锁相环,它不会附加有源噪声,而且滤波器结构简单,便于调试。
- We introduce a symmetric feedback circuit onto a “bootstrapping” charge pump with a typical second order loop filter to improve jitter performance. 首先在此锁相迴路运用一个对称式回授电路在一“提靴架构”电荷帮浦，搭配一个典型的二阶低通滤波器来增进相位抖动的特性。
- The mathematic module of the PLL was built and the sub-circuit such as Phase Detector(PD),Charge Pump(CP),Loop Filter(LF) and Voltage Control Oscillator(VCO) was designed cautiously. 主要包括：研究了该锁相环系统建模，完成了鉴相器(PD)、电荷泵(CP)、环路滤波器(LF)以及压控振荡器(VCO)子电路设计。
- The finite volume approach in space, the three order Runge Kutta method in time and a "law of the wall" for the solid wall condition were used. 数值离散时,将时间与空间分开进行处理,空间上的离散采用有限体积法,而时间上的离散则用三阶龙格-库塔法,对固壁边界的处理使用了“壁函数”法。
- Enclosed please find three orders for immediate attention. 随信附上订单三张,请立即安排。
- Belt-driven centrifugal suction charging pump. 皮带传动喷淋泵。
- Novel Charge Pump Design for Fast Locking Time PLL 一种快速锁定PLL的电荷泵设计
- These three orders stand on an equal footing in the ascension career. 这些三个秩序竖起了立足于提升事业中一个平等。
- With the triad mathematical method characterized by three order matrix( two order tensor), the author has derived the equations for triad physical system and proposed a way for three-body problem and the model of triad cosmos. 采用以三阶方阵(阶张量)写三元相互作用为特征的三元数学方法，根据最小作用量原理导出了三元物理系统方程组，由此提出了解决三体问题的途径，并提出了三元宇宙模型。
- It was observed that the crystallinity of VDC AN copolymer with high VDC content is linear function of its AN mass content, while that with high AN level is function of three order of AN mass content from the DSC and X ray diffraction study. 由 DSC法和 X射线衍射法得到高 VDC含量的共聚物结晶度与 AN含量成线性关系 ,而在高 AN含量时则与 AN组成成三次多项式关系
- A novel passive soft-switching technology equipped with a charge pump regeneration (CPR) network is presented. 由此提出一种加入电荷泵能量再生(CPR)网络的无源软开关新技术。
- In this paper,the flow fields inside isolator has been simulated using three order up-wind MUSCL sche-me,and K-turbulence model,so it is easy to catch the shock train in the isolator flow field. 隔离段是双模态超燃冲压发动机实现双模态和模态转换的一个重要部件,同时,它把进气道和燃烧室隔离开,以防止燃烧室高压干扰进气道,引起进气道不启动。
- The proposed approach adds a comparator and a charge pump in the traditional column driver buffer structure. 此架构是在传统的行驱动器缓冲器上加上一个比较器和充电帮浦。
- The slew rate of the circuit is determined by the charge pump but not the op amp. 此电路的充电时间是决定于充电帮浦而非传统的放大器。
