oscillator相关论文
Contactless IC card is a new technology in IC field.It is the combination of radio frequency identification and IC.Espec......
合肥红外自由电子激光装置是一台专用于能源化学研究的用户装置,利用一个最高电子能量为60 MeV的S波段直线加速器驱动中红外和远红......
This paper presents a new CMOS LC-VCO with a 2.95–3.65 GHz tuning range.The large tuning range is achieved by tuning cu......
A novel scalable architecture for coherent beam combining with hybrid phase control involving passive phasing and active......
A low-power frequency synthesizer for GPS/Galileo L1/E1 band receivers implemented in a 0.18μm CMOS process is introduc......
A complementary metal oxide semiconductor (CMOS) voltage controlled ring oscillator for ultra high frequency (UHF) radio......
A 2.4 GHz high-linearity low-phase-noise cross-coupled CMOS LC voltage-controlled oscillator(VCO) is implemented in stan......
A high performance quadrature voltage-controlled oscillator(QVCO) is presented.It has been fabricated in SMIC 0.18μm CM......
We propose a novel hybrid phase-locked loop(PLL) architecture for overcoming the trade-off between fast locking time and......
We report a wavelength swept fiber laser at the 1 μm region based on an actively mode-locked dispersion-tuning techniqu......
We report the recent advance in our rubidium atomic fountain clock(AFC). The parameters of the Ramsey cavity are optimiz......
This paper describes a low phase noise, wide tuning range and high tuning linearity CMOS voltage controlled crystal osci......
A 1.4–2 GHz phase-locked loop(PLL) ∑–Δ fraction-N frequency synthesizer with automatic frequency control(AFC) for 80......
This paper presents a dual-channel 11-bit 100 MS/s hybrid SAR ADC IR Each channel adopts flashSAR architecture for high ......
To diminish the thermal load, two ways, that is, in-band direct pumping and micro-rod crystal, could be adopted at the s......
A wide band, injection-coupled LC quadrature voltage control oscillator is presented. In the proposed circuit, two oscil......
A high-power, high-energy Ho:YAG oscillator resonantly pumped by a Tm-doped fiber laser is presented. A maximum continuo......
光电设备具备的“猫眼效应”可以将入射的光线沿原路反射,基于这一现象,可以将该光学系统作为激光器的一个腔镜构成激光谐振腔。文......
利用反馈技术实现了环形腔光折变振荡器的时空混沌控制。数值计算结果表明,定值反馈和变量反馈技术均可实现时空混沌控制。在振荡......
A 459 nm Faraday anomalous dispersion optical filter(FADOF) working at the side wings of the cesium6S_(1∕2)→ 7P_(1∕2)......
We experimentally demonstrated a diode-pumped Kerr-lens mode-locked femtosecond laser with a Yb:CaYAlO_4 crystal as the ......
频率计是一种专门对频率信号进行测量的常见仪器，根据其内部晶振能否输出，可分为有晶振输出频率计和无晶振输出频率计两种。对于无晶......
A revised flexible roller contact tire model (RFRC tire model) is proposed,which considers not only the geometric and fl......
In this paper,we describe the statistical characteristics of weak signal detection by a chaotic Duffing oscillator,and p......
Time-to-Digital Converter (TDC) is a key block used as the phase/frequency detector in an All-Digital Phase-Locked Loop ......
A wideband LC-tuned voltage-controlled oscillator(LC-VCO) applied in LTE PLL frequency synthesizers with constant AVco/......
This paper presents a new millimeter-wave(MMW) ultra wideband(UWB) transmitter MMIC which has been developed in an OMMIC......
Compared with wheeled mobile robots, legged robots can easily step over obstacles and walk through rugged ground. They h......
设计了一种具有扩频模式、适用于DC-DC开关变换器的片内RC振荡器.采用外部滤波修调电路来调整充放电电流,对振荡信号的频率起调节......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
采用恒流源充放电及温度补偿技术设计了一款结构简单、易于集成的片内振荡器。该模块的核心为利用带隙基准电流源产生一路零温度系......
介绍了一种带频率抖动功能的振荡器,该振荡器结构简单、频率抖动效果明显,通过周期性改变振荡器内部比较器的比较阈值达到频率抖动......
提出了一种利用新注入锁定技术的低相位噪声正交振荡器,激励信号直接注入子谐波振荡器的共源连接点.原理上,正交振荡器的相位噪声......
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Based on the model describing the regulation of the PRM operator region of λ phage proposed by Jeff Hastyet al., we stu......
This paper reports results of study on self-Q-switched Cr4+ , Nd3+: YAG microchip lasers at 1.064 μm using a quasi-mono......
随着5G高精度信息化普及,通信波段信息传导精确性成为广泛研究讨论的热点问题。电力行业为搭建高精度信息网络,开始逐渐重视通信信......
随着IC制造工艺和水平的快速发展、集成电路的规模和种类随之日新月异,这使得集成电路的应用领域和范围也越来越广。因而对实际使......
电磁波发射机在电磁波观测系统研究项目中起了很好的作用。本文详细介绍了发射机的研制、指标、使用方法及试验结果。......
分析了Clapp振荡器的非线性特征,建立并用R-K方法求解了系统的状态方程. 通过计算机仿真,观察了Clapp振荡器具有周期及混沌等多种......
[目的]研究骨水泥灌注过程中骨水泥振动器振动灌注后骨水泥-骨界面的结合情况，通过疲劳实验力学检测界面结合强度。[方法]新鲜猪股......
正弦振荡器在晶体管和电路参数确定后,只能在一个频率上产生正弦振荡.振荡稳定后,要满足振荡平衡条件;但在接通电源后要建立起稳定......
Generation of intense,fully coherent radiation with wide spectral coverage has been a long-standing challenge for laser ......
通过理论计算与CAD的优化仿真实现了一种基于GaAs MESFET微波固态振荡器。电路结构简单、工程实用性强，且易于集成化。由实际测试表......
在坐标非对易和动量非对易的情况下,对非对易相空间中各向同性带电谐振子在电场中的能级进行了研究,通过相空间坐标的平移,得到了......
本文提出了磁控忆阻器的一种等效电路，该电路和理论上的忆阻器具有相同的电路特性．此外，本文还使用该磁控忆阻器和一个负电导代替蔡氏......
通过对电流负反馈电容三点式振荡电路进行SPICE仿真的实例，讨论如何应用SPICE程序模拟振荡器电路。解决了在仿真过程中振荡电路不起......
基于电流模式设计了一种应用于DC-DC开关电源管理芯片的锯齿波振荡器.该电路采用窗口比较式结构和恒流源充放电技术,实现了低压低......
针对多个开关电源并联或串联的系统中产生的差频噪声问题，介绍了一种消除差频噪声的外同步技术，并设计了一种可用于开关电源控制芯片......
比较了共源、共栅、共漏3种电路,并组合场效应管外延,设计出采用反沟道接法的共漏电路.分析了FET场效应管的特征频率、最大输出功......
谐振子运动的研究，无论在理论上还是应用上都具有重要意义。而三维各向同性谐振子是谐振子模型中的较具代表性的模型之一，也是量子力......
