Patent ID: 6118769
Filing Date: 2000-09-12
Classification: H04J,H04L,H04W

Abstract:
A digital communications system for transmitting and receiving digital data over a CSMA-type network having a a first communication device for transmitting a first signal comprising a synchronization interval and a data interval; and a second communication device for receiving a second signal having a second synchronization interval and a second data interval corresponding to said data interval of said first signal, comprising:a receiver responsive to said first signal for synchronizing said first communication device within said synchronization interval and providing a retransmit request signal indicative of a timing of said first signal; anda transmitter responsive to said retransmit request signal for synchronizing said second communication device within one CSMA time interval delay of the transmission of said first signal and for transmitting said second data interval to said second communication device within one CSMA time interval delay of the transmission of said first signal.