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A.spur-free.fractional-N.pll
- A new PLL topology and a new simplified linear model are presented. The new fractional-N synthesizer presents no reference spurs and lowers the overall phase noise, thanks to the presence of a SampleJHold block. With a new simulation methodology it i
PREDICTION.FRACTIONALN.SPURS
- Fast settling-time added to the already conflicting requirements of narrow channel spacing and low phase noise lead to Fractional4 divider techniques for PLL synthesizers. We analyze discrete \"beat-note spurious levels from arbitrary modulus di
A Nonlinear Adaptive Filter for Online Signal
- This paper presents various applications of a nonlinear adaptive notch filter which operates based on the concept of an enhanced phase-locked loop (PLL). Applications of the filter for online signal analysis for power systems protection, control a
PhaseNoise.rar
- 小数分频技术解决了锁相环频率合成器中的频率分辨率和转换时间的矛盾, 但是却引入了严重的相位噪声, 传统的相位补偿方法由于对Aö D 等数字器件的要求很高并具有滞后性实现难度较大。$2 调制器对噪声具有整形的功 能, 因而将多阶的$2 调制器用于小数分频合成器中可以很好地解决他的相位噪声的问题, 大大促进了小数分频技术的 发展和应用。文章最后给出了在GHz 量级上实现的这种新型小数分频合成器的应用电路, 并测得良好的相噪性能。,Fractional-N technology to s
PhaseNoise_sim
- PLL相位噪声仿真方法总结,用来说明对各个模块相位噪声仿真的方法-PLL phase noise simulation document
Phase_Noise
- matlab对PLL环路相位噪声的仿真m文件-simulation of PLL loop phase noise
estimatingandintepretatininstantaneousfrequency.ra
- 瞬时频率的解释和瞬时频率估计算法的介绍，回顾目前存在的一些瞬时频率估计算法以及作者提出的新的算法-This paper, which addresses the important issue of estimating the instantaneous frequency (IF) of a signal, is a sequel to the paper which appears in this issue, and dealt with the concepts relat
SYNC
- pll phasenregler The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an in
am_regler
- The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an input to the VCO, h
freq_regler
- The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an input to the VCO, h
ordnung2
- The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an input to the VCO, h
pll
- The ltering operation of the error voltage (coming out from the Phase Detec- tor) is performed by the loop lter. The output of PD consists of a dc component superimposed with an ac component. The ac part is undesired as an input to the VCO, h
jtcurran_oscpll_taes2012
- Digital GNSS PLL Design Conditioned on Thermal and Oscillator Phase Noise
05386026
- In a series of papers in recent years new structures for coherent M-PSK (M-ary Phase Shift Keying) receivers were suggested. These include structures for carrier phase detectors for the carrier PLL (Phase Lock Loop), carrier PLL lock dete
Hittite-PLL-Design-Installer-v1p1
- Hittite公司以创新的设计使得其PLL产品性能优异，在相位噪声，杂散方面有着卓越表现，其芯片的高集成度使得外围电路简单，设计方便。所以随着电子技术的发展，对频率源的相位噪声性能要求越来越高，Hittite的低相位噪声PLL，在物理、天文、无线电通信、雷达、航空、航天以及精密计量、仪器、仪表等各种领域里都将大有用武之地。-The Hittite companies with innovative design makes the PLL excellent product performan
Phase_Noise
- PLL 相噪分析matlab代码，可以用以分析整个系统相噪。(PLL phase noise analysis matlab code)
ADF4355 数据手册
- ADF4355是微波宽带(54-6800MHz)可实现小数N分频或整数N分频锁相环(PLL)的频率合成器,高分辨率38位模数,低相位噪声电压控制振荡器(VCO),可编程1/2/4/8/16/32/64分频输出,模拟和数字电源为3.3 V,主要用在无线基础设施（W-CDMA,TD-SCDMA,WiMAX,GSM, PCS,DCS,DECT）,点到点/点到多点微波链路(ADF4355 microwave broadband (54-6800 MHZ) can realize the decimal
PLL_system_cal&jitter_cal
- 计算PLL环路的传递函数，环路带宽，相位裕度等参数； 根据相位噪声大致估算对应的输出信号的jitter(calculate the transformer function, bandwidth, phase margin .etc; and calculate the jitter from phase noise;)