Inventor · San Diego, CA, US

Jia-Chi Samuel Chieh

26Patents
4h-index
22Co-inventors
55Inventor score

Filing activity: Feb 25, 2015 → Aug 8, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9917343B2 Waveguide to coaxial line transition having rigid hollow cone portions Electricity 33 Active
US9831933B1 Techniques and methods for frequency division multiplexed digital beamforming Electricity 7 Active
US9960484B2 Non-foster active impedance circuit for electrically small antennas Electricity 6 Active
US10069214B1 Constrained diameter phased array antenna system and methods Electricity 4 Active
US9628162B1 Techniques and methods for aliasing digital beamformers for reduced computational loads Electricity 3 Active
US11539146B2 Circular polarized phased array with wideband axial ratio bandwidth using sequential rotation and dynamic phase recovery Electricity 2 Active
US11264702B1 Wideband phased array antenna mitigating effects of housing Electricity 2 Active
US10643961B1 Substrate-less waveguide active circuit module Electricity 2 Active
US10522889B2 Tunable passive enhance Q microwave notch filter Electricity 1 Active
US9825349B2 Ultra-wideband radial waveguide to coaxial combiner/divider Electricity 1 Active
US10014276B2 Compensation of bondwires in the microwave regime Electricity 1 Active
US10097153B1 Bridge-T reflectionless bandstop filter Electricity 1 Active
US10243247B2 Frequency tunable reflectionless bandstop filter using L-resonators Electricity 0 Active
US11846699B2 Method for monopulse single beam phased array tracking for communications using beam jitter Physics 0 Active
US12183981B2 Grating lobe cancellation Electricity 0 Active
US9628217B1 Comb limiter combiner with sub-band interference negation Electricity 0 Active
US11791570B1 Grating lobe cancellation Electricity 0 Active
US10658723B1 Integrated high pass filter for microwave system in package Electricity 0 Active
US12119557B2 Grating lobe cancellation Electricity 0 Active
US12355153B2 Triple-mode monopulse tracking antenna and antenna system with Risley prism beam steering Electricity 0 Active
US10607953B1 Substrate-less waveguide active circuit module with current mode power combining Electricity 0 Active
US11476557B1 Dual-polarization heat-dissipating antenna array element Electricity 0 Active
US10802112B2 Method, device, and system for simultaneously detecting different weapon threats using reflected radar return signals Physics 0 Active
US11424749B1 Analog lock detector for a phase lock loop Electricity 0 Active
US10249927B2 Cochlea-based microwave channelizer Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.