ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,701,818, issued on Aug. 4.
"Camera having a reduced dark current photodetector" was invented by Shimon Maimon (Rochester, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A camera having an integrated dewar cooler assembly (IDCA) with an optical window, and a reduced dark current photodetector disposed within the IDCA to receive light passing through the optical window. The photodetector comprising a semiconductor photo absorbing layer, a semiconductor barrier layer having a thickness and a first side adjacent a side of the photo absorbing layer, the barrier layer exhibiting a valence band energy level substantially equal to the valence band energy le...