75455853
Mar 24, 1998
Apr 4, 2000
SATELLITE NETWORK SYSTEMS COMPRISING COMPUTER HARDWARE NETWORKS WITH SOFTWARE SOLD AS A UNIT THEREWITH, SATELLITES, COMPUTERS, SERVERS, FRAME RELAY INTERFACES AND SWITCHES, AND ETHERNET BRIDGES, FOR RECEIVING, TRANSMITTING, STORING, PROCESSING, OR REPRODUCING INFORMATION, NAMELY, SOUND, IMAGES, AND DATA; EARTH STATIONS FOR STATIONARY AND MOBILE RADIO NETWORKS; SATELLITE GROUND STATIONS, SATELLITE TERMINALS FOR TRANSMITTING AND RECEIVING DIGITAL AND ANALOG INFORMATION, NAMELY, SOUND, IMAGES AND DATA; FRAME RELAY SWITCHES, NAMELY NETWORK JUNCTIONS AND INTERFACES THEREFOR; DATA FEED AND TERMINAL APPARATUS FOR FEEDING AND RECEIVING DIGITAL AND ANALOG INFORMATION, NAMELY, SOUND, IMAGES AND DATA IN SATELLITE BASED TRANSMISSION NETWORKS; INTERFACE APPARATUS, NAMELY, MULTIPLEXER, ROUTER, GATEWAY OR BRIDGE FOR DIGITAL AND ANALOG INFORMATION EXCHANGE WITH TERRESTRIAL WIDE AREA NETWORKS, METROPOLITAN AND LOCAL AREA NETWORKS AND FOR FEEDING AND RECEIVING RADIO FREQUENCY SIGNALS TO/FROM FREQUENCY CONVERTER, AMPLIFIERS AND ANTENNAS; SATELLITE BASED INFORMATION AND DATA TRANSMISSION NETWORKS, VIDEO, AND TELECONFERENCE APPARATUS, NAMELY, VIDEO CAMERAS, VIDEO DISPLAYS, DOCUMENT CAMERAS, VIDEO CONFERENCE CONTROLLERS
Electrical and Scientific Apparatus