ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,939, issued on April 15, was assigned to KOREA PHOTONICS TECHNOLOGY INSTITUTE (Gwangju, South Korea).
"Holographic image sensor" was invented by Seon Kyu Yoon (Gwangju, South Korea) and Jin Su Lee (Gwangju, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to an embodiment, a holographic image sensor comprises a lens focusing object light incident from outside of the holographic image sensor to the holographic image sensor, a filter transmitting a predetermined wavelength band of light of the focused object light, a light receiving unit receiving interference light to sense a holographic image, and a reference light source directly...