Light-field imaging using a gradient metasurface optical element

D Lin, ML Brongersma, PG Kik, G Wetzstein - US Patent 10,591,643, 2020 - Google Patents
Embodiments of 3D imaging systems that use a multifunc tional, nano structured metalens to
replace the conventional microlens array in light field imaging are disclosed. The optical …

Wireless monitoring of safety helmets

IIRR Miller - US Patent 9,035,776, 2015 - Google Patents
The subject disclosure provides a system and method for remote monitoring of a subject
wearing a sports helmet. In one aspect, the system includes a safety helmet and a sensor …

Anisotropic metamaterial gain-enhancing lens for antenna applications

DH Werner, E Lier, BG Martin, JP Turpin… - US Patent 8,912,973, 2014 - Google Patents
Examples of the present invention include metamaterials, including metamaterial lenses,
having material properties that approximate the behavior of a material with low (0-n-1) …

Wireless information and safety system for mines

LK Bandyopadhyay, SK Chaulya, PK Mishra - US Patent 8,587,414, 2013 - Google Patents
The wireless information and safety system for mines of the present invention enables
continuously tracking and monitoring underground miners and moveable equipment in …

Magnetic resonance system and method employing a digital squid

M Radparvar, AM Kadin, EK Track, RE Hitt - US Patent 9,618,591, 2017 - Google Patents
Nov. 24, 2010, now Pat. No. 8,593,141. SQUID, configured to receive a radio frequency
electromag (60) Provisional application No. 61/264,032, filed on Nov. netic signal, in a circuit …

Enhanced nuclear quadrupole resonance and ground penetrating radar using metamaterial antenna

CH Drake, CR Baleine, NC Poon - US Patent 9,945,917, 2018 - Google Patents
A method and system for enhanced NQR or GPR include a metamaterial antenna
configured to both transmit and receive a magnetic field focused at a near-field distance …

Apparatus for transmitting and receiving wireless energy using meta-material structures having zero refractive index

HJ Kim, CH Seo, EJ Kim, JH Kim, K Du Lee… - US Patent …, 2014 - Google Patents
Disclosed herein is an apparatus for transmitting and receiving wireless energy using meta-
material structures having a zero refractive index. The apparatus includes a wireless energy …

Direct magnetic imaging with metamaterial for focusing and thermal ablation using SPION nanoparticles for cancer diagnosis and treatment

C Drake, C Baleine - US Patent 10,773,095, 2020 - Google Patents
Devices and methods for identifying and destroying cancer cells are disclosed. Devices and
methods may relate to techniques of imaging and/or irradiating cells bearing a plurality of …

Apparatus for transmitting and receiving wireless energy using meta-material structures having negative refractive index

JW Choi, CH Seo, EJ Kim, JH Kim, K Du Lee… - US Patent …, 2013 - Google Patents
Disclosed herein is there is provided an apparatus for trans mitting and receiving wireless
energy using meta-material structures having a negative refractive index. The apparatus …

Isotropic metamaterial lens for magnetic imaging applications

DH Werner, CR Baleine - US Patent 9,140,767, 2015 - Google Patents
Examples of the present invention include metamaterial lenses that allow enhanced
resolution imaging, for example in MRI apparatus. An example metamaterial may be …