Results 21 to 30 of about 224 (115)

Analytical Design of Dual-Band Negative Group Delay Circuit With Multi-Coupled Lines

open access: yesIEEE Access, 2020
This paper develops an innovative design method of a multi-coupled line (CL) topology of low-loss dual band negative group delay (NGD) circuit. The proposed is conceived using three transmission lines (TLs) with different length in which integrate two ...
Xiang Zhou   +7 more
doaj   +1 more source

Single CFOA-based active Negative Group Delay circuits for signal anticipation

open access: yesEngineering Science and Technology, an International Journal, 2023
The group delay of a signal prior to data monitoring is a crucial consideration in today’s real-time applications, especially for those that involve long sensor arrays or high-order filters.
Onat Baloglu   +2 more
doaj   +1 more source

Implementing negative group delay by using SSPP units with equivalent single negative permeability

open access: yesAlexandria Engineering Journal
Classic circuits for spoof surface plasmon polaritons (SSPPs) usually introduce positive group delay, which leads to problems such as broadening of the pulse signal. In this regard, the SSPP structure with negative group delay (NGD) can be constructed to
Guodong Lu, Yuheng Li, Weiwen Li
doaj   +1 more source

A Novel Fully Reconfigurable Non Foster Capacitance Using Distributed Negative Group Delay Networks

open access: yesIEEE Access, 2019
A novel reconfigurable non-Foster capacitance (NFC) using negative group delay (NGD) circuit is presented in this paper. The NGD circuit is based on a multi-order distributed amplifier which is used to achieve both NGD performance and gain compensation ...
Tiedi Zhang, Tao Yang
doaj   +1 more source

A Compact Transmission-Line Self-Matched Negative Group Delay Microwave Circuit

open access: yesIEEE Access, 2017
A compact self-matched negative group delay (NGD) circuit without the need for an external matching circuit is proposed. The proposed NGD circuit is composed of two-port open-circuited coupled lines, a short-circuited transmission line and two resistors ...
Te Shao   +4 more
doaj   +1 more source

Thermal Wave Variation Anticipation Under Minute Scale Time-Advance With Low-Pass NGD Digital Circuit

open access: yesIEEE Access, 2022
Over the emerging industry 4.0 era, the building control system performance depends on the development of smart sensor technology. Nowadays, the building control engineers challenge on the design of high-capacity smart sensor susceptible to operate with ...
Blaise Ravelo   +4 more
doaj   +1 more source

Novel Bandstop Filter With Improved Flat NGD Characteristics and Signal Attenuation in Passband

open access: yesIEEE Access
A bandstop filter with flat negative group delay (NGD) is proposed. The flatter NGD and reduced insertion loss have been achieved in the passband of the bandstop filter.
Aixia Yuan   +5 more
doaj   +1 more source

Bandpass NGD TAN of Symmetric H-Tree With Resistorless Lumped-Network

open access: yesIEEE Access, 2021
This paper introduces an innovative passive topology of bandpass (BP) negative group delay (NGD) electrical circuit implemented with symmetric H-tree network.
Blaise Ravelo   +5 more
doaj   +1 more source

Original Application of Stop-Band Negative Group Delay Microwave Passive Circuit for Two-Step Stair Phase Shifter Designing

open access: yesIEEE Access, 2022
This paper investigates on the theorization, design, fabrication and measurement of original phase shifter (PS) operating with two-step stair phase behavior.
Blaise Ravelo   +7 more
doaj   +1 more source

All-Pass Negative Group Delay Function With Transmission Line Feedback Topology

open access: yesIEEE Access, 2019
A novel circuit theory of all-pass Negative group delay (NGD) function is investigated. The NGD function is implemented with unity direct chain feedback (UDCF) system.
Blaise Ravelo, Fayu Wan, Jiao Feng
doaj   +1 more source

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