LTE Packet Data Convergence Protocol (PDCP) - EventHelix.com
LTE Packet Data Convergence Protocol (PDCP) - EventHelix.com
LTE Packet Data Convergence Protocol (PDCP) - EventHelix.com
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Control Plane <strong>PDCP</strong> PDUs<br />
<strong>EventHelix</strong>.<strong>com</strong><br />
• tele<strong>com</strong>munication design<br />
• systems engineering<br />
• real-time and embedded systems<br />
PDU for SRB<br />
PDU for Interspersed ROHC Feedback<br />
(RLC AM and UM Mapped DRBs)<br />
R R R<br />
P D C P S N<br />
O ct1<br />
D /C P D U T yp e R R R R O ct1<br />
D a ta<br />
O ct2<br />
In te rsp e rse d R O H C fe e d b a ck p a cke t<br />
O ct2<br />
.<br />
.<br />
M A C -I<br />
M A C -I(co n t.)<br />
O ctN -3<br />
O ctN -2<br />
PDU for <strong>PDCP</strong> Status Report<br />
(RLC AM Mapped DRBs)<br />
M A C -I(co n t.)<br />
O ctN -1<br />
M A C -I(co n t.)<br />
O ctN<br />
D/C<br />
PDU Type<br />
FMS Oct 1<br />
FMS (cont.)<br />
Oct 2<br />
SRB: Signaling Radio Bearer<br />
DRB: <strong>Data</strong> Radio Bearer<br />
Bitmap 1 (optional)<br />
...<br />
Bitmap N (optional)<br />
Oct 3<br />
Oct 2+N<br />
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