ALEXANDRIA, Va., July 23 -- United States Patent no. 12,368,620, issued on July 22, was assigned to FUJITSU Ltd. (Kawasaki, Japan).

"Device, system, and method for efficiently determining delimiting position" was invented by Masatsugu Shimizu (Yokohama, Japan) and Yoshinori Tanaka (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A radio communication method includes: by a radio terminal device, generating position indicating signals that are different between blocks of radio resources each of which is an allocation unit of data; mapping the position indicating signals generated and transmission data to the blocks; and transmitting a signal including the blocks; by a base station device, receiv...