Search Results - yahya+rahmat-samii

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2019-99A Tunable Antenna for Microwave Ablation of Biological Tissue

SUMMARYUCLA researchers in the Departments of Radiology and Electrical and Computer Engineering have developed a microwave ablation antenna that enhances the destruction of early stage solid tumor tissue by optimizing the microwave energy delivery into biological tissue via dielectric matching. BACKGROUNDMicrowave ablation is a minimally invasive therapeutic...

Published: 7/19/2023 | Inventor(s): Yahya Rahmat-Samii, Chih-Sheng Jason Chiang, Lingnang Song

Keywords(s):

Category(s): Electrical > Electronics & Semiconductors > Thermoelectrics, Medical Devices > Surgical Tools, Therapeutics > Oncology

Multi-Layer Electro-Textile MRI RF Coil Array

UC Case No. 2017-904SUMMARYUCLA Researchers in the Department of Electrical Engineering have developed RF coils for MRI imaging made from ergonomic electro-textile materials.BACKGROUNDMagnetic resonance imaging (MRI) is a widely-used imaging technique in medical diagnostics and disease staging. Flexible RF coils, a component of MRI scanners, are used...

Published: 7/19/2023 | Inventor(s): Yahya Rahmat-Samii, Daisong Zhang

Keywords(s): Diagnostic Markers & Platforms, Diagnostic Platform Technologies (E.G. Microfluidics), Life Science Research Tools, Medical Imaging, Microscopy And Imaging, MRI

Category(s): Life Science Research Tools, Life Science Research Tools > Microscopy And Imaging, Diagnostic Markers, Medical Devices > Medical Imaging, Platforms > Diagnostic Platform Technologies, Medical Devices > Medical Imaging > MRI

2016-99E Multi-Directional, Multi-Polarization, and Multi-Band Ambient RF Energy Harvesting Rectenna System

SUMMARYUCLA researchers in the Department of Electrical Engineering have developed a system that can receive RF waves in different frequency bands, from different directions, and with different polarizations to maximize energy harvested from ambient radio-frequency signals.BACKGROUNDHarvesting radio-frequency (RF) energy from the surrounding ambient...

Published: 7/19/2023 | Inventor(s): Yahya Rahmat-Samii, Bohan Zhang, Joshua Kovitz

Keywords(s): Antennas/Wireless, Electronics & Semiconductors

Category(s): Electrical > Electronics & Semiconductors, Electrical > Wireless

2015-888 Low-Profile Circularly-Polarized Single-Probe Broadband Antenna

SUMMARYUCLA researchers from the Department of Electrical Engineering have developed a new technology to enable single-layer single-probe circularly-polarized patch antennas with a compact size and broad axial ratio/impedance matching bandwidth.BACKGROUNDPatch antennas are attractive due to their low profile, easy fabrication and polarization versatility;...

Published: 7/19/2023 | Inventor(s): Yahya Rahmat-Samii, Harish Rajagopalan, Jean Paul Santos, Joshua Kovitz

Keywords(s): Antennas/Wireless

Category(s): Electrical > Wireless