UMTS in 3 x 3 Hours - Part 2:
UTRAN Lower Layer Processing & Protocols

UMTS Physical Layer Details

Power Control
Open Loop, Closed Loop, Inner and Outer Loop
Soft and Softer Handover
Active Set, Combining
Physical Channels Types and Properties
Dedicated Channels, Shared Channels, Channel Parameters, Specific Control Channels, Timing Relations, UL & DL Physical Channel Formats
Cell Search Procedure
Synchronization Code, Slot and Frame Synchronization, Common Pilot Channel, Code Groups
System Information Blocks and Transmission
System Information Blocks, Frame Numbering, SIB Scheduling
Radio Access Procedure
RACH Access, Access Slots, Preamble, Message Part, PRACH-AICH Timing
Rate Matching
Rate Matching Attributes, Uplink & Downlink Rate Matching
Compressed Mode Transmission
Transmission Gap, Frame Structures, Transmission Time Reduction

Data Flow through the Media Access Control (MAC) Layer
MAC Layer Architecture, MAC Functions, Priority Handling, Traffic Volume Monitoring, Example for Data Flow through MAC Layer
Radio Link Control (RLC) Layer Functions
RLC Layer Architecture, Acknowledged – Unacknowledged – Transparent Mode, Retransmission
Radio Resource Control (RRC) Functions
RRC Layer Model, Functions of the RRC Layer, RRC State Models and Transitions
Packet Data Convergence Protocol (PDCP)
Header Compression, Loss-less SRNS Relocation, PDU Formats

ASN.1 Notation
ASN.1 Presentation, Packed Encoding Rules (PER)
UMTS Protocol Stack
Transport Network Layer, Radio Network Layer, User Plane and Control Plane
Iub Interface Protocols
User Plane, Dedicated Channel Protocol, Common Channel Protocol, Node B Application Part
Iu Interface Protocols
Iu User Plane, Transparent Mode, Support Mode, Radio Access Network Application Part

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