ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,899, issued on Oct. 14, was assigned to BEIJING VOYAGER TECHNOLOGY Co. LTD. (Beijing).

"MEMS actuated vibratory Risley prism for LiDAR" was invented by Yue Lu (Mountain View, Calif.) and Youmin Wang (Berkeley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the disclosure provide a transmitter containing a Risley prism-based scanning mechanism, an optical sensing system containing the same, and an optical sensing method using the same. For example, the optical sensing system includes a laser emitter configured to sequentially emit a series of optical signals. The optical sensing system further includes a plurality of prisms conf...