1
Gian B Alaria, Roberto Preti: Method of and system for communication via satellite. Cselt Centro Studi E Laboratori Telecomunicazioni S p A, Karl F Ross, October 30, 1984: US04480328 (26 worldwide citation)

Digitized message samples or bytes appearing in time slots of an outgoing PCM frame, temporarily allocated to respective local channels such as telephone lines of limited activity, are written during alternate storage periods of, say, 32 ms (each encompassing 256 PCM frames) in a pair of memories fr ...


2
Gian B Alaria, Paolo Destefanis, Cesare Poggio: Coding and decoding method and system for variable-length sequences of digital data. CSELT Centro Studi e Laboratori Telecomunicazioni S p A, Karl F Ross, Herbert Dubno, February 25, 1986: US04573074 (25 worldwide citation)

Television signals generated at a transmitting station are digitized and are then transformed into bit groups by a precoder reducing their information content by eliminating redundancies, as by comparing each pixel of a given frame with the homologous pixel of the immediately preceding frame and, up ...


3
Gian B Alaria, Cesare Poggio, Giovanni Ventimiglia: On-board switching controller for a satellite with on-board switching. Selenia Spazio S p A, Herbert Dubno, May 15, 1990: US04926422 (21 worldwide citation)

A controller is provided for a baseband switching matrix with one space switching stage. The matrix supplies the controller with a number of service channels (IOTS, CH) of the uplink frames, which channels comprise encoded commands that are decoded by the controller which generates service channels ...


4
Gian B Alaria, Silvano Appiano, Paolo Destefanis, Cesare Poggio: Base-band equipment for ground stations of satellite telecommunication system. Cselt Centro Studi e Laboratori Telecomunicazioni, Karl F Ross, Herbert Dubno, November 26, 1985: US04555782 (19 worldwide citation)

An SS/TDMA communication system comprises a multiplicity of ground stations, including one master station and a number of traffic stations without control function, exchanging digitized voice or other message signals via a relay station aboard a satellite. Each ground station comprises base-band equ ...