COMMUNICATIONS SYSTEM

摘要

A COMMUNICATION SYSTEM COMPRISES ITEMS OF EQUIPMENT CONNECTED VIA A BUS CAPABLE OF TRANSFERRING COMBINATIONS OF CONTROL SIGNALS AND AV SIGNALS AS PACKETS WHILE PROVIDING AN ENVIRONMENT WHICH IS THE SAME AS AN ENVIRONMENT WHERE CONNECTIONS ARE MADE USING ANALOG SIGNAL LINES. A REGISTER DECIDED BY AN ADDRESS IS TAKEN TO BE A VIRTUAL PLUG FIR EACH ITEM IF EQUIPMENT. A PLUG ENABLE FOR AN INPUT PLUG (10) IS SET TO 1 AND A SYNCHRONOUS COMMUNICATION PACKET FOR THE AV SIGNAL FROM THE CHANNEL SET BY THE CHANNEL NUMBER IS RECEIVED. A PLUG ENABLE FOR AN OUTPUT PLUG (11) IS SET TO ONE AND THE SYNCHRONOUS COMMUNICATION PACKET FOR THE INFORMATION SIGNAL IS SENT TO THE CHANNEL SET BY THE CHANNEL NUMBER AT A TRANSMISSION SPEED DESIGNATED BY THE DR (DATA RATE) AT THE BANDWIDTH EXPRESSED BY "BANDWIDTH".(FIG 1)