ALEXANDRIA, Va., July 14 -- United States Patent no. 12,683,753, issued on July 14, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Communication apparatus, terminal device, and communication method" was invented by Ye Liu (Beijing), Jiansong Gan (Beijing) and Peng Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A communication apparatus includes a first duplexer, a second duplexer, and a switch. In a first switch position, a first output end of the switch is connected to a first branch at which the first duplexer is located. In a second switch position, a second output end of the switch is connected to a second branch at which the second duplexer is located. A transmit filter...