TY - CONF AU - David Howe AU - D Davis C2 - 5^uth^ European Frequency and Time Forum , Besan{c-cedilla}on, FR DA - 1991-01-01 LA - en PB - 5^uth^ European Frequency and Time Forum , Besan{c-cedilla}on, FR PY - 1991 TI - A Direct Sequence Spread-Spectrum Modem Design for Time Transfers via Geostationary Satellites ER -