ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,389,554, issued on Aug. 12, was assigned to HENSOLDT SENSORS GMBH (Taufkirchen, Germany).
"Crash protected memory unit" was invented by Nikolaus Stehle (Meersburg, Germany) and Markus Metzler (Ravensburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A crash-protected memory unit (100) for a flight recorder comprises: an electronic memory (110), configured to store data; an active casing (120), configured to encase the electronic memory (110), and comprising a heat absorption material (125), adapted to absorb heat by undergoing an endothermic chemical process, thereby providing an active thermal insulation of the electronic memory (110); and a ...