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- An Improved Phase Noise Model of Differential Ring Oscillator 一种改进的差分环型振荡器相位噪声模型
- phase noise model 相位噪声模型
- The phase noise of PLL is?88.83 dBc/Hz at 10kHz offset. 37GHz的单片锁相环电路的锁定范围为32MHz;锁定时在偏离中心频率10kHz处的相位噪声为-88.;83dBc/Hz。
- 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。
- 2948B is the low noise model of 2945B, the phasic noise of source of its radio frequency hadquency had very big improvement than 2945B, can use at measuring tape receiver accurately. 2948B是2945B的低杂讯型号，其射频源的相位杂讯比2945B有了很大改善，可用于切确测量窄带领受机。分量轻便于携带及野外测试；
- An interacting multiple model(IMM) adaptive filtering algorithm based on expected system noise model was presented. 本文提出基于期望系统噪声模型的自适应交互式多模型(IMM)算法。
- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of uexp( tt/ Pw) Multiply by Carrier with Uniform Phase Noise. 单边递减波电压讯号乘上含有均匀相位杂讯载波之调变讯号时域波形及频谱。
- 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。
- A noise model including Johnson noise, 1/f noise and thermal fluctuation noise is derived for the microbolometer detector and readout circuit. 推导出了包含约翰逊噪声、1/f噪声和热波动噪声的微测辐射热计和读出电路CMOS差动放大电路噪声模型。
- The properties of phase noise of Gunn oscillators are determined by the characters ofthe noise of Gunn diodes. 体效应振荡器相位噪声主要取决于体效应管的噪声。
- By constructing proper interpolation variable, more reasonable estimation of the coefficient of an autoregressive noise model of order 1 can be made. 在本文中，通过构建合适的插值变量，获得了对一阶自回归噪声模型中自回归系数更合理的估计。
- LC oscillators have better phase noise, but the lowest noise is obtained with the use of a quartz crystal oscillator. LC谐振器利用石英晶体振荡器产生基准源，因此抖动较小。
- Lastly, the paper presents the fractional differenced noise model and the autoregressive fractional integrated moving average model. 接着给出能描述长记忆性的分数差分噪声模型和分整自回归移动平均模型。
- DRO(dielectric resonator oscillator) has the characteristics of high frequency stability and low phase noise. 介质振荡器具有频率稳定性好,相位噪声低的特性。
- The measured phase noise is-117dBc/Hz at 4MHz off the center frequency of 4.189GHz. 其在4.;189GHz频点上4MHz频偏处所测得的相位噪声为-117dBc/Hz
- The measured phase noise of the CMU is -90.9 dBc/Hz at 10 kHz offset, and the root-mean-squared jitter is 10 ps. 时钟倍频单元输出的2.;5 GHz时钟相位噪声在10kHz频偏处为-90
- Firstly,according to the noise regularity of actual images,the noise model of the algorithm was constructed with the knowledge of readout architecture for imaging system. 首先分析了真实图像的噪声规律,利用红外焦平面的读出电路结构特性建立了噪声模型。
- The measurement of the test chip shows that the VCO in the CRC has a wide tuning range and a low phase noise. 并已完成对10GHz压控振荡器的在芯片测试,结果表明该电路具有较低相位噪声和较大调频范围的特点。
- It mainly studies and testifies thewind-generated noise model of the shallow ocean and the remote ship noisemodel, which is suitable for the southeast coastland of China. 该项目主要目的是研究和验证适合我国东南沿海的浅海风关噪声模型和远处航船噪声模型。
- Firstly, according to the noise regularity of actual images, the noise model of the algorithm was constructed with the knowledge of readout architecture for imaging system. 首先分析了真实图像的噪声规律，利用红外焦平面的读出电路结构特性建立了噪声模型。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
