A modeling methodology for MOS varactor was presented for applications at millimeter-wave frequencies. 提出了应用于毫米波段的MOS变容管的建模方法。
In this method, the capacitance of the varactor diode is changed by voltage. 本文详尽地讨论了砷化镓超突变结变容二极管的设计原理和方法。
Design and phase noise analysis of a MEMS varactor is presented. 给出了一种MEMS压控电容的设计和相位噪声分析结果。
A switched varactor array is proposed to suppress tuning gain fluctuation for the performance of the phase locked loop ( PLL). 该振荡器包含了一个开关可变电容阵列,用以抑制调谐增益的变化。
Computer Aided Analysis and Design of Millimeter-Wave Varactor-Tuned Gunn Oscillators 毫米波压控振荡器的计算机辅助分析与设计
Billi capacitor varactor tuned oscillator 精密调谐管状电容器
Resonant slope varactor amplifier The prediction of the burst pressure of pressure vessels with miter pipe 谐振斜率变容二极管放大器轴向斜接管内压容器爆破压力的预测
A novel configuration of a MOS varactor is designed for good linearity of Kvco, as well as a new digital capacitor controlled array topology with lower parasitic capacitance and lower Ron. 通过改变MOS变容管的接入方法实现了更好的压控增益线性度,并采用了新的低寄生电容、低导通电阻的数控电容阵列结构来补偿工艺变化带来的频率变化。
An Analysis of the Effects of Great Material Change of Part Pipes in Long-distance Pipelines on Water Hammer Prevention hyperabrupt junction varactor 局部管材突变对水锤防护的影响分析超突变结变容二极管
Through inductor optimization, the VCO has a low phase noise and a wide tuning range with switched capacitor array and NMOS varactor. 通过优化集成电感的设计,同时采用NMOS管和开关电容阵列作为可变电容,使该设计具有较低的相位噪声和较宽的调谐范围。
A 8mm balanced varactor upconverter with large dynamic range has been developed using packaged varactors as nonlinear elements. 用封装变容二极管作为非线性元件,研制了一个8mm波段大动态上边带上变频器。
GaAs epitaxial structure for hyperabrupt junction varactor was grown by MOCVD. 用MOCVD生长了用于GaAs变容二极管的结构材料。
A theoretical model of waveguide microwave limiter with Varactor Diodes is discussed. 本文讨论变容管微波限幅器的理论模型。
In this paper, varactor tufted bandpass filters of microstrip ring-resonators are studied. 本文研究了变容管调谐的微带环形谐振器带通滤波器。
Presented in this paper is the design and performance of a C band high frequency-stability broad-band FET voltage-controlled oscillator ( VCO) consisting of an oscillating FET and a GaAs electrically tunned varactor with constant y as well as a constant temperature-controlled circuit. 本文叙述了用场效应振荡管和砷化镓常γ电调变容二极管及恒温控制电路等构成的C波段高频率稳定度宽带场效应管电压控制振荡器(VCO)的设计和电性能。
The required pumping power can be greatly reduced if a varactor having much higher nonlinearity is employed. 提高变容管的非线性度,在应用中可以相应减小注入功率。
Based on a varactor and a new type of IC chip, a numerical temperature compensation method for the quartz resonator force sensor was introduced in the thesis. 基于变容二极管和一种新型集成电路芯片,本文提出了一种石英谐振力传感器数字化温度补偿新方案。
A Novel MOS Varactor in Voltage Controlled Oscillators for RF Applications 一种新型MOS变容管在射频压控振荡器中的应用
It analyses the physical structure and electrical characteristic of varactor and introduces the general theories and typical circuit of electric tune filter. 本文对变容二级管的物理结构和电特性进行了分析,介绍了电调谐滤波器的一般理论和典型电路。
A piecewise linear, wide tuning-range, complementary cross-coupled integrated voltage-controlled oscillator was designed based on tuning-capacitance structure using on-chip inductor and varactor in 0.18 μ m CMOS process. 基于0.18μm工艺,采用片上电感和可变电容,设计了一种基于开关调谐电容结构的宽可调范围的分段线性互补型交叉耦合CMOS集成压控振荡器。
A voltage-controlled oscillator ( VCO) consisting of a FET oscillator and a GaAs hyperabrupt varactor is presented in this paper. 本文叙述了一种利用FET振荡管和GaAs超突变结变容二极管构成的电压控制振荡器(VCO)。
A Semiconductor surface varactor with an insulating a-Si layer is presented. 本文提出了一种用a-Si作绝缘层的表面变容二极管。
The convertor consists of double-ridge wave-guide, crossbeam structure and low-loss varactor diode. 变频器由双脊波导架、横杆结构和低耗参放变容管组成。
Theoretical and Experimental Analysis of Waveguide Microwave Limiter with Varactor Diodes 变容管微波限幅器分析和实验研究
The principles, design method and design process of varactor frequency doubler are presented particularly. 其中重点论述了变容管倍频器的工作原理、设计方法和详细的设计过程。
We have made a varactor tuned bandpass filter and got a good agreement between the measured and theoretical results. 制作了二级变容管调谐微带环形谐振器的带通滤波器,实验结果和理论吻合较好。
The BST thin films varactor used in voltage-controlled oscillator were fabricated using micro-fabricated techniques in this paper. 采用微细加工技术研制压控振荡器用BST薄膜变容管。
The relationship of the MOS varactor characteristics and the frequency of the oscillator is studied. 研究MOS变容特性与振荡器的频率之间的关系。
Secondly, the varactor model is established and simulated, and the frequency doubling properties and input, output impedance are analyzed using the harmonic balance method. 其次,对变容二极管进行了建模仿真,利用谐波平衡分析方法对其二倍频性能及输入、输出阻抗进行了分析。
A novel microstrip directional coupler is proposed in order to transfer partial fundamental signal power to varactor diode. 为此,设计了一种新颖的微带定向耦合器,耦合部分基波信号的能量用于变容管的调谐。