ViaSat Inc. received a contract from DirecTV Inc. to supply four antenna systems to for use with high-definition TV services, ViaSat announced.

ViaSat will provide four 9.1-meter Ka-band earth station antenna systems for uplinking HDTV services, which will enable DirecTV to expand its HDTV services over new Ka-band satellites. As part of the contract, ViaSat will be responsible for system design, production, installation, testing and certification of the systems, which will be located at DirecTV’s Southwest Uplink Facility in Arizona.

“These systems will use high-performance Ka-band antenna technology already developed and successfully deployed by ViaSat for a U.S. government Ka-band program,” John Zlogar, vice president and general manager of ViaSat Antenna Systems, said in a statement. “This award further solidifies our position as a leading supplier of Ka-band earth station antenna systems.”