ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,399,040, issued on Aug. 26, was assigned to Silixa Ltd. (Elstree, Great Britain).
"Long range optical fiber sensing systems" was invented by Mahmoud Farhadiroushan (Elstree, Great Britain), Tom Parker (Elstree, Great Britain), Sergey Shatalin (Elstree, Great Britain) and Jack Maxwell (Elstree, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A long range optical fiber sensor such as a distributed acoustic sensor has a sensing fiber located remotely from the interrogator, with a length of transport fiber path connecting the two. Because no sensing is performed on the transport fiber then the pulse repetition rate from the interrogator can be ...