BP-NGD Signal Integrity Application for RLC-Cable Parasitic Dispersion Reduction
Résumé
A cable RLC-parasitic dispersion reduction by using bandpass (BP) negative group delay (NGD) circuit for signal integrity (SI) and EMC application is stressed. The theoretical formulas of uncommon BP-NGD circuit dedicated to SI enhancement versus parasitic parameters are established. The BP-NGD SI application is confirmed by AC results with circuit design under 250-MHz resonance frequency confirming dispersion reduction of magnitudes and group delays from (18-dB, 10-ns) to better than (2-dB, 2-ns). The SI improvement is validated by transient results showing input and output signal delay reduction and envelope cross correlation enhancement from 76% to 98%.
Domaines
Physique [physics]Origine | Fichiers produits par l'(les) auteur(s) |
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