Cellular Digital Packet Data (CDPD) - Bnrg.cs.berkeley.edu ...
Cellular Digital Packet Data (CDPD) - Bnrg.cs.berkeley.edu ...
Cellular Digital Packet Data (CDPD) - Bnrg.cs.berkeley.edu ...
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<strong>CDPD</strong> Protocols• MAC Layer– Arbitrate access to shared medium between M-ES andMD-BS– Frame recognition, frame delimiting, error detection/correctionMD-ES MD-ES MD-ESMD-BSForward LinkReverse LinkForward link: sch<strong>edu</strong>led by BS, signals channel idle/busyReverse link: contention access with back-off13