ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,300, issued on March 31, was assigned to JVCKENWOOD Corp. (Yokohama, Japan).
"Position estimation system and mobile station" was invented by Fumiaki Miyake (Yokohama, Japan), Kiyoshi Hosoya (Yokohama, Japan) and Satoru Nakae (Yokohama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A position estimation system includes a beacon transmitter that transmits a beacon signal, a mobile station that receives the beacon signal from the beacon transmitter and transmits positioning data including ID information of the received beacon signal, and a position information server that estimates a position of the mobile station based on the positioning data ...