ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,880, issued on March 3, was assigned to MOTORCOMM (SHANGHAI) ELECTRONIC TECHNOLOGY Co. LTD (Shanghai).

"Impedance conversion device for vehicle-mounted Gigabit Ethernet chip adaptive coaxial cable transmission" was invented by Meng Li (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides an impedance conversion device for a vehicle-mounted gigabit Ethernet chip adaptive to a coaxial cable transmission, and relates to the technical field of Ethernet communication. The impedance conversion device has a first impedance loop, a cable wiring end of the first impedance loop is connected with the coaxial cable, and a chip wiring e...