ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,425, issued on April 14, was assigned to NOKIA SOLUTIONS AND NETWORKS OY (Espoo, Finland).

"Coupler and related method, module and device" was invented by Yuanhao Wang (Hangzhou, China), Hao Wang (Hangzhou, China), Li Miao (Hangzhou, China), Cheng Li (Hangzhou, China) and Feng Zhou (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure relate to a coupler, antenna module and electronic device. The coupler comprises a first substrate layer and a second substrate layer located below the first substrate layer. The coupler also comprises a first coupling line located on an upper surface of the first substr...