ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,700,652, issued on Aug. 4, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).
"Signal transceiver apparatus, feeding structure, and antenna" was invented by Junfeng Lu (Xi'an, China), Xinming Liu (Xi'an, China), Yuan Zhang (Xi'an, China) and Shuangfei Wang (Xi'an, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A signal transceiver apparatus includes a base having a first cavity and a second cavity. A first interface and a first filter circuit are in the first cavity. The first filter circuit is connected to the first interface. The first filter circuit is configured to transmit a signal of a first frequency band. A second interface, a...