vco

And hence, a design strategy to optimize the phase noise of VCO, such as designing high Q inductor, adjusting tail current and sizing the dimensions of nMOS and pMOS, is presented.

在此基础上，提出了优化VCO相位噪声的设计方法：设计高Q值电感；

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Additionally, the novel circuits such as differential charge pump and VCO are validated.

也验证了新电路结构如差分电荷泵及差分压控振荡器的可行性。

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A 1 V, 2.5 GHz VCO is designed with an on-chip inductor.

设计了1V, 2.5GHz的全集成压控振荡器.

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To solve the contradiction of gain and tuning range of VCO, the self-adjusted-discrete VCO is introduced, by which the gain and phase noise of VCO can be largely decreased in wide tuning range.

针对VCO的增益与调节范围的矛盾，本文设计了离散型-自调节压控振荡器，达到了较大的频率调节范围，较小的振荡器增益以及较低的环路相位噪声。

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Several emphases about LC VCO design, including high Q on-chip inductor design, MOS-varactor design and tail current choice, are presented.

根据前面的分析，详细介绍了LC VCO电路的设计方法：包括高Q值片上电感的设计、变容MOS管的设计以及尾电流的选取。

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Frequency source finally choose the decimal points a VCO frequency and phase lock loop, again through the two times frequency output reached the final index signal.

频率源最后选用了小数分频和压控振荡器构成锁相环路，再通过二次倍频最终输出达到指标的信号。

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VCO is the major contributor of the PLL output noise.

压控振荡器是锁相环噪声的主要来源.

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A Novel Automatic Amplitude Control Circuit for VCO

一种新型的压控振荡器用自动幅度控制电路

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Telemetry consists of transmitter, antenna and receiver. Traditional analog modulated transmitter is mature which modulates the frequency of VCO by making use of the changeability of diode's capacitance.

就遥测发射系统而言，传统的模拟调制已经很成熟，模拟发射机是利用调制信号的变化来控制变容二极管的结电容容值的变化，从而改变压控振荡器的震荡频率来实现调频；

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The key building blocks in the frequency synthesizer are-controlled oscillator ( VCO ) and high frequency divider circuit.

压 控振荡器 与除频器是频率合成器电路中,主要的电路之一.

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This paper presents tail current shaping-filtering technique to design a low phase-noise and low power dissipation differential LC VCO based on the analysis of phase noise of VCO.

在分析压控振荡器相位噪声的基础上，通过采用尾电流整形滤波技术设计了一种低相位噪声低功耗差分LC压控振荡器。

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A Practical Local Oscillator VCO Control System

一种实用的本振源VCO控制系统

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A fully integrated low phase noise LC voltage controlled oscillator ( VCO ) is presented.

介绍了一种全集成的LC压控振荡器 ( VCO ) 的设计.

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This function is also called VCO ( Voltage Controlled Oscillator ).

此功能也称为压控振荡器 ( VCO ).

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Both incorporation exterior VCO and loop filter could rattling realize celerity Phase Lock function.

结合外部VCO和环路滤波器可以很好的实现快速锁相功能.

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