ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,718,621, issued on Aug. 25, was assigned to Lenovo (Singapore) Pte. Ltd. (Singapore).
"Sign language recognition using parameter keypoints" was invented by Marcio Leal de Melo Dahia (Recife, Brazil), Silvan Ferreira da Silva Junior (Caraubas, Brazil), Igor Victor Lucena do Nascimento (Recife, Brazil), Edward Roe (Recife, Brazil), Esdras Souto Costa (Paulista, Brazil), Alberto Chaves Rezende Neto (Recife, Brazil) and Jampierre Vieira Rocha (Itambacuri, Brazil).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system captures image data that includes a person executing a sign of a sign language. Keypoints are extracted from the image data. The keypoints inc...