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Communication system

  • US 4,887,266 A
  • Filed: 12/29/1986
  • Issued: 12/12/1989
  • Est. Priority Date: 04/29/1985
  • Status: Expired due to Fees
First Claim
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1. A communication system operating on a single channel including a device at each of a plurality of nodes between which it is desired to establish communication, one device including means for transmitting synchronization information to each other device simultaneously and each other device having means for providing a synchronization signal in synchrony with said synchronization information, said one device being capable of transmitting to each other device simultaneously an address of another device in one of a cyclically repeating series of consecutive time slots, said one time slot being preassigned for transmission of said address and said other device being arranged to communicate upon receipt and recognition of its address, and at least one other of said time slots in each cycle being reserved so that no such said address may be transmitted therein, whereby any of said other devices may transmit in such a reserved time slot to request communication on said channel, the remaining time slots of said series being usable for the transmission of address information and data.

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