US Patent Issued to SK Telecom on April 14 for "Method for constructing positioning DB using clustering of local features and apparatus for constructing positioning DB" (South Korean Inventor)

ALEXANDRIA, Va., April 15 -- United States Patent no. 12,602,430, issued on April 14, was assigned to SK Telecom Co. Ltd. (Seoul, South Korea).

"Method for constructing positioning DB using clustering of local features and apparatus for constructing positioning DB" was invented by Taekyeong Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of constructing a positioning DB performed by an apparatus for constructing the positioning DB, may comprise: extracting a plurality of local features from a plurality of keyframes capturing a predetermined region; determining an individual 3D keypoint including information on a 3-dimensional position of each of the plurality of local features...