Pumped distributed wave oscillator system

A Tekin, A Emira - US Patent 9,143,136, 2015 - Google Patents
(57) ABSTRACT A Pumped Distributed Wave Oscillator (PDWO) that pro vides a high purity
accurate signal source with multiple oscil lation phases. High-accuracy, high-frequency …

Traveling wave based THz signal generation system and method thereof

A Tekin, A Emira, SU Ay - US Patent 9,442,066, 2016 - Google Patents
TeraHertz signal generation system based on traveling-wave oscillators providing extraction
of orders of magnitude higher oscillation frequencies resulting in frequency multi pliers and …

Device for terahertz signal generation and transmitter

R Han, E Afshari - US Patent 10,587,223, 2020 - Google Patents
(57) ABSTRACT A high-power transmitter with a fully-integrated phase lock ing capability is
disclosed and characterized. Also provided herein is a THz radiator structure based on a …

Rotary traveling wave oscillators with distributed stubs

MA Shehata, MF Keaveney - US Patent 11,527,992, 2022 - Google Patents
Rotary traveling wave oscillators (RTWOs) with distributed stubs are provided. In certain
embodiments, an RTWO includes segments that are implemented using distributed stubs to …

Harmonic rejection in multiphase signals

A Emira, F Hussien, M Elmala, M Aboudina - US Patent 11,356,136, 2022 - Google Patents
A receiver circuit includes a mixer receiving an RF signal encoding an information signal.
The mixer receives a number of multiphase oscillator signals and generates multiphase …

Superconducting multi-bit digital mixer

TV Filippov, AF Kirichenko, D Gupta - US Patent 9,906,191, 2018 - Google Patents
A superconducting multi-bit digital mixer, designed using rapid single flux quantum (RSFQ)
logic, for multiplying two independent digital streams, at least one of these comprising a …

RTWO-based frequency multiplier

MA Shehata, J Breslin, MF Keaveney… - US Patent …, 2022 - Google Patents
Rotary traveling wave oscillator-based (RTWO-based) fre quency multipliers are provided
herein. In certain embodi ments, an RTWO-based frequency multiplier includes an RTWO …

Multi-source signal generator and operating method thereof

D Kang, BT Koo - US Patent 10,495,685, 2019 - Google Patents
Provided is a multi-source signal generator including a voltage-controlled oscillator
configured to generate a first source signal having a first frequency to deliver the first source …

Near-field terahertz imager

H Sherry - US Patent 9,464,933, 2016 - Google Patents
The present disclosure concerns a high frequency imager including a pixel matrix, each
pixel including a high fre quency oscillator, a transmission line positioned at a dis tance from …

Parametric Power Multiplication

JF Corum - US Patent App. 14/755,639, 2015 - Google Patents
In various embodiments, power multipliers and associated methods are provided that
employ parametric excitation. In one embodiment, a ring power multiplier is provided that …