Negative Group Delay Theory of a Four-Port RC-Network Feedback Operational Amplifier

by Fayu Wan, Taocheng Gu, Blaise Ravelo, Binhong Li, Jing Cheng, Qingyun Yuan, Junxiang Ge
Published 2019-01-01

Original Theory of NGD Low Pass-High Pass Composite Function for Designing Inductorless BP NGD Lumped Circuit

by Blaise Ravelo, Samuel Ngoho, Glauco Fontgalland, Lala Rajaoarisoa, Wenceslas Rahajandraibe, Remy Vauche, Zhifei Xu, Fayu Wan, Junxiang Ge, Sebastien Lallechere
Published 2020-01-01

An FET-based microwave active circuit with dual-band negative group delay

by Blaise Ravelo, Serge De Blasi