TY - RPRT TI - Design of a communications system for multiple telemetry data channels operating simultaneously with a coherent turn-around ranging channel AU - Nguyen, Tien M. AU - Hinedi, Sami M. AU - Gevargiz, John M. PY - 1991 UR - https://ntrs.nasa.gov/citations/19920059681 ID - 19920059681 ER -