US Patent Issued to Excelitas Technologies Singapore on Aug. 4 for "Passive pyroelectric infrared sensor with sensor elements on a single crystal" (German Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,007, issued on Aug. 4, was assigned to Excelitas Technologies Singapore Pte. Ltd. (Singapore).

"Passive pyroelectric infrared sensor with sensor elements on a single crystal" was invented by Hendrik Kupper (Frankfurt, Germany), Henrik Ernst (Katzenelnbogen, Germany) and Dirk Steigel (Wiesbaden, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein are techniques for reducing spike noise arising in pyroelectric infrared sensors due to charge build up. The sensors developed by the inventors and described herein rely on the use of dummy elements positioned to prevent or limit charge build-up in the unused space. A first sensing element...