نتایج جستجو برای: non linear frequency modulation nlfm
تعداد نتایج: 2223780 فیلتر نتایج به سال:
Electrophysiological studies in mammal primary auditory cortex have demonstrated neuronal tuning and cortical spatial organization based upon spectral and temporal qualities of the stimulus including: its frequency, intensity, amplitude modulation and frequency modulation. Although communication and other behaviourally relevant sounds are usually complex, most response characterizations have us...
هدف این پروژه تخمین معادلاتی برای این نوع صفحات می باشد، که ضرایب شدت تنش و تمرکز تنش و مقادیر j-integral و سایر پارامترهای کنترلی را بر حسب هندسه شکل بیان می کنند. این معادلات از طریق تحلیلهای ترک بوسیله نرم افزار المان محدود ansys و با استفاده از روش non linear regression method به دست آمده اند و در نهایت منجر به معادلاتی می شوند که با داشتن ضریب تمرکز تنش (از یک تحلیل الاستیک ساد...
This paper examines the asymptotic (large sample) performance of a family of non-data aided feedforward (NDA FF) nonlinear least-squares (NLS) type carrier frequency estimators for burst-mode phase shift keying (PSK) modulations transmitted through AWGN and flat Ricean-fading channels. The asymptotic performance of these estimators is established in closed-form expression and compared with the ...
This article deals with the estimation of sinusoidal parameters for non stationary sinusoids. It will be shown that for linear amplitude and frequency modulation only the frequency modulation creates additional estimation bias for the standard sinusoidal parameter estimator. Then a new algorithm for frequency domain demodulation of spectral peaks is proposed that can be used to obtain an approx...
Comprehensive Analysis of LCL Filter Interfaced Cascaded H-Bridge Multilevel Inverter-Based DSTATCOM
Abstract: Three-phase two-level voltage source converters are used for distribution static compensator (DSTATCOM) applications and can be replaced by a multilevel inverter. In this paper, an LCL filter interfaced cascaded H-bridge multilevel inverter-based (CHBMLI) DSTATCOM is simulated and its performance is analyzed considering the system parameters. The analysis considers factors including t...
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