Analog signal processing: A possible alternative or complement to dominantly digital radio schemes

C Caloz, S Gupta, Q Zhang… - IEEE Microwave …, 2013 - ieeexplore.ieee.org
Today's exploding demand for faster, more reliable, and ubiquitous radio systems in
communication, instrumentation, radar, and sensors poses unprecedented challenges in …

Group-delay engineered noncommensurate transmission line all-pass network for analog signal processing

S Gupta, A Parsa, E Perret, RV Snyder… - IEEE transactions on …, 2010 - ieeexplore.ieee.org
A group-delay engineered noncommensurate transmission line two-port all-pass network for
analog signal-processing applications is presented, analytically modeled, and …

Compressive receiver using a CRLH-based dispersive delay line for analog signal processing

S Abielmona, S Gupta, C Caloz - IEEE transactions on …, 2009 - ieeexplore.ieee.org
A compressive receiver (CR) is presented utilizing a composite right/left-handed (CRLH)
dispersive delay line (DDL) for analog signal processing applications. The CRLH DDL offers …

Non-uniform sinusoidally modulated half-mode leaky-wave lines for near-field focusing pattern synthesis

AJ Martinez-Ros, JL Gómez-Tornero… - … on Antennas and …, 2014 - ieeexplore.ieee.org
A novel non-uniform sinusoidally modulated half-mode microstrip structure with application
to near-field focused leaky-wave radiation in the backward Fresnel zone is proposed. First, it …

Synthesis of narrowband reflection-type phasers with arbitrary prescribed group delay

Q Zhang, S Gupta, C Caloz - IEEE Transactions on Microwave …, 2012 - ieeexplore.ieee.org
An exact closed-form synthesis method is proposed for the design of narrowband reflection-
type (mono-port) phasers with arbitrary prescribed group-delay responses. The proposed …

Increased group-delay slope loop system for enhanced-resolution analog signal processing

B Nikfal, S Gupta, C Caloz - IEEE transactions on microwave …, 2011 - ieeexplore.ieee.org
A novel increased group-delay slope loop scheme is proposed to enhance the time-
frequency resolution of dispersive delay structure (DDS) components for microwave analog …

Dispersive delay structures with asymmetric arbitrary group-delay response using coupled-resonator networks with frequency-variant couplings

M Jasinski, M Mul, A Lamecki… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This article reports the design of coupled-resonator-based microwave dispersive delay
structures (DDSs) with arbitrary asymmetric-type group delay response. The design process …

Spectrum aggregation dual-band real-time RF/microwave analog signal processing from microstrip line high-frequency Hilbert transformer

R Islam, MH Maktoomi, H Ren… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A uniplanar microstrip line RF/microwave real-time analog signal processing (RAP) units are
proposed in this article to operate concurrently at two frequencies for spectrum aggregation …

A fully electronic system for the time magnification of ultra-wideband signals

JD Schwartz, J Azana, DV Plant - IEEE transactions on …, 2007 - ieeexplore.ieee.org
We present the first experimental demonstration of a fully electronic system for the temporal
magnification of signals in the ultra-wideband regime. The system employs a broadband …

Generalized coupled-line all-pass phasers

S Gupta, Q Zhang, L Zou, LJ Jiang… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
Generalized coupled-line all-pass phasers, based on cascaded C-sections (CCSs),
cascaded coupled-lines (CCLs), and hybrid-cascaded (HC) coupled transmission-line …