Revista: Satellite-Communications. Vol. 1.  Julio 2001.

Autores: César Briso-Rodríguez and José I. Alonso

(UMTS) are in their final stages of development with projected widespread global acceptance. All of these systems employ broadband-communications channels and high data rates, with pointto-multipoint distribution and techniques such as orthogonal frequencydivision multiplexing (OFDM) and wideband code-division multiple access (WCDMA) to overcome multipath problems.