相位噪声的研究。
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。
The SSB phase noise and timing jitter are further analyzed in this experiment.
在这实验,相位杂讯和时序抖动被进一步做分析。
Low power consumption, lightweight, small size and low-phase noise are obtained.
实现了低功耗、轻重量、小体积和低相位噪声。
The factors that influence the phase noise and tuning bandwidth are also discussed here.
文中对影响调频带宽、相位噪声的因素进行了分析讨论。
A method of how to measure the signal 's phase noise by spectrum analyzer is introduced.
本文介绍利用频谱分析仪测量信号相位噪声的方法。
The second section introduces some basic knowledge about the TV tuner and its phase noise.
第二部分介绍了一些有关的电视调谐器,其相位噪声的基本知识。
An approach of a low spurious, low phase noise, agile frequency synthesizer was presented.
研究一种跳频通信机低杂散、低相噪快速捷变频率合成器的实现途径。
Flicker noise is approximately simulated by power law model of phase noise spectral density.
根据相位噪声功率谱的幂律模型,近似地模拟了相位噪声。
Low SSB phase noise and high spurious rejection for all in-channel and blocking measurements.
低单边带相位噪声和杂散抑制高所有的通道和阻止测量。
In this paper, influence of SAW linear FM signal phase noise on radar transmitter is analyzed.
本文研究了SA W线性调频信号的相位噪声对雷达发射机性能的影响。
Regenerative dividers play an important role in frequency synthesizer with its low phase noise.
再生分频器以其优越的相位噪声性能,在频率合成中有着重要作用。
The conventional phase noise processing method, called CPE correction (CPEC), deals with only CPE.
常规的相噪处理方法是CPEC,CPEC只能处理相噪引入的CPE。
The main objective of LCVCO design is low phase noise, wide tuning range and low power consumption.
LCVCO设计的主要目标包括低相位噪声,宽调谐范围和低功耗等。
In addition, LC noise filter is added in the tail current source to lower phase noise further more.
另外,在尾电流源处加入电感电容滤波,进一步降低相位噪声。
A new phase noise estimate method for millimeter wave double PLL frequency synthesizer is presented.
提出了一种新的毫米波双环锁相源相位噪声估测方法。
This paper describes some methods, steps and attentions using a spectrum analyzer in phase noise measurement.
本文叙述了用频谱分析仪测量相位噪声的方法,步骤和应注意的问题。
The random shifting of the initiative phase noise is suppressed through the passive phase compensating method.
利用主动相位补偿法有效地消除了干涉仪系统的相位漂移。
In addition to high power, the amplifiers also provide improved performance due to very low phase noise and spurious.
除了大功率,由于低相噪和低杂散,该放大器也提供改进的性能。
It's the preferred technique for applications requiring high hopping rate and excellent phase noise performance.
对于要求高速跳频、输出相位控制和优良相位噪声性能的应用是首选的技术。
The RF pulse-to-pulse phase noise through microwave test circuit becomes a VF pulse signal of random fluctuation.
射频脉间相位噪声经过微波检测电路、视频电路后变成随机起伏的视频脉冲信号。
Furthermore, the working principle and phase noise of frequency-locked loop are analyzed and discussed in this paper.
给出了实验结果,并对锁频环的工作原理、相位噪声进行了分析和讨论。
But OFDM is very sensitive to frequency offset and phase noise, so synchronization is the key problem for OFDM system.
但是OFDM技术对频率偏移和相位噪声很敏感,所以同步是OFDM系统中的关键问题。
The paper was based on the goal of low phase noise, high resolution to study and analyze the wideband frequency source.
本文正是基于低相位噪声、高分辨率为目的,对宽带频率源作了研究和分析。
IN this paper, a new method which is based on anisotropic diffusion equation for INSAR phase noise reduction is proposed.
该文提出了一种基于各向异性扩散偏微分方程抑制干涉合成孔径雷达(INSAR)相位噪声的算法。
In this thesis, we brought out an effective method capable of raising maximum oscillation frequency with good phase noise.
在本论文中,我们提出了一个有效的方式把振荡频率提高且有不错的杂讯表现。
In modern radar and communication system, phase noise of local oscillator (lo) becomes a vital factor of system performance.
在现代雷达和通讯系统中,本振相位噪声越来越成为决定系统性能的关键因素。
The results show that digital modulation is with high resolution, total digitalization programmable, and low phase noise etc.
结果表明,数字调制具有分辨率高、全数字化可编程、相位噪声低等特点。
Direct Digital Synthesizer (DDS) has the advantages of high frequency resolution, rapid frequency change rate and low phase noise.
直接数字频率合成器dds具有极高的分辨率、频率转换速度快、相位噪声低等优点。
Direct Digital Synthesizer (DDS) has the advantages of high frequency resolution, rapid frequency change rate and low phase noise.
直接数字频率合成器dds具有极高的分辨率、频率转换速度快、相位噪声低等优点。
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