ALEXANDRIA, Va., July 21 -- United States Patent no. 12,690,070, issued on July 21, was assigned to Sharp K.K. (Sakai City, Japan).
"Terminal apparatus, base station apparatus, and communication method" was invented by Tomoki Yoshimura (Sakai City, Japan), Toshizo Nogami (Sakai City, Japan), Takahisa Fukui (Sakai City, Japan), Shoichi Suzuki (Sakai City, Japan), Daiichiro Nakashima (Sakai City, Japan), Wataru Ouchi (Sakai City, Japan) and Huifa Lin (Sakai City, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A first PRACH resource type is selected in a case that a value related to a received power of a downlink signal is lower than a threshold, a second PRACH resource type is selected in a case that the...