Communication and broadcast system for Time Division Multiple Access (TDMA), spread spectrum, filtered signal and cross-correlated in-phase and quadrature-phase baseband signals for Radio Frequency (RF) tunable or RF agile transmitters. A selector and connection device provides selection and connection...http://www.google.fr/patents/US7440488?utm_source=gb-gplus-shareBrevet US7440488 - TDMA, spread spectrum RF agile filtered signal transmission
TDMA, spread spectrum RF agile filtered signal transmission