1(3) UMTS PROTOCOLS AND SIGNALING PROCEDURES Rapid growth of mobile Internet and other mobile services has resulted in increasing demand for higher data transmission capacity. Based on WCDMA, UMTS is one of the evolving 3G mobile communications systems designed to meet this demand. High bit rates for both circuit and packet switched services allow mobile multimedia, i.e. voice, data, video, in one and the same call. Since UMTS uses the same core network as GSM and GPRS, it allows operators to use existing infrastructure during the rollout phase. UMTS Protocols and signaling procedures When is URA used? What is a radio bearer? How is paging performed? Which protocols are involved in soft handover? What is NBAP? How does the UE synchronise to the network? How is the system information organised? What does the RLC do? What is the Iub interface? Course Description The Widermind UMTS Protocols and Procedures is a 2-day course designed to provide a thorough understanding of the UTRAN functionality and operation. The nodes in UTRAN communicate over different interfaces. The protocols used for signaling purposes and data transfer are described with the focus set on the air interface- and Radio Network Layer Protocols. Traffic cases are used in order to analyse the procedures supported by UTRAN for e.g. paging, connection establishment and handover. Content Introduction • UMTS Network Architecture • UTRAN Architecture Nodes Identifiers Interfaces Planes • Layered Communication Principles • Codes
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UMTS PROTOCOLS AND SIGNALING PROCEDURES
Rapid growth of mobile Internet and other mobile services has resulted in
increasing demand for higher data transmission capacity. Based on
WCDMA, UMTS is one of the evolving 3G mobile communications systems designed to meet this demand. High bit rates for both circuit
and packet switched services allow mobile multimedia, i.e. voice, data,
video, in one and the same call.
Since UMTS uses the same core network as GSM and GPRS, it allows
operators to use existing infrastructure during the rollout phase.
UMTS Protocols and signaling procedures
� When is URA used?
� What is a radio bearer?
� How is paging performed?
� Which protocols are involved in soft handover?
� What is NBAP?
� How does the UE synchronise to the network?
� How is the system information organised?
� What does the RLC do?
� What is the Iub interface?
Course Description The Widermind UMTS Protocols and Procedures is a 2-day course
designed to provide a thorough understanding of the UTRAN
functionality and operation. The nodes in UTRAN communicate over
different interfaces. The protocols used for signaling purposes and data transfer are described with the focus set on the air interface- and Radio
Network Layer Protocols. Traffic cases are used in order to analyse the
procedures supported by UTRAN for e.g. paging, connection
establishment and handover.
Content
Introduction • UMTS Network Architecture
• UTRAN Architecture
Nodes
Identifiers
Interfaces
Planes
• Layered Communication
Principles
• Codes
Widermind Drottninggatan 89 113 60 Stockholm Sweden Telephone: +46 8 410 757 11 E-mail: [email protected] www.widermind.com
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Procedures • Cell Search
• System Information Tx/ Rx
• Mobility Management
• Service Negotiation
Iu- interface • Control Plane RANAP
• User Plane UP Protocol
• AMR Example
Uu- interface • Protocol Termination
• Physical Layer
Physical channels
Variable Bit-Rate support,
Code usage and DTX
Timeslot and Radio Frame
Structure
Transport Channels
• Logical Channels
• Media Access Control (MAC)
Functionality
Frame format
Transport Channel Type
Switching
• Radio Link Control (RLC)
Functionality
Modes (Tr, UM, AM)
Frame format
• Packet Data Control Protocol (PDCP)
• Radio Bearers
• Signaling Radio Bearers
• Radio Resource Control (RRC)
Function and Procedures
States and sub-states
• Channel Mapping
• AMR Example
Internal interfaces • Iub
Control Plane – NBAP
User Plane – Frame Protocols
• Iur
Control Plane – RNSAP
User Plane – Frame Protocols
Traffic Case & Procedures • AMR Speech call Set-Up
• Paging
• Random Access
• Soft Handover
Widermind Drottninggatan 89 113 60 Stockholm Sweden Telephone: +46 8 410 757 11 E-mail: [email protected] www.widermind.com
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Target audience This course is developed for personnel that need to gain understanding of the signaling protocols in UMTS Core Networks as implemented in UMTS mobile networks.
Pre-requisites The participants should be familiar with UMTS network architectures and SS7 signalling.
Course length 3 days
Widermind communicates the knowledge you need to develop and
implement new technologies for current and future network operations.
Our clients are telecom operators, system integrators, system suppliers
and consultancy firms.
Based in Stockholm, Sweden, we develop courses backed by a
comprehensive network of associates. Our instructors employ technical
and pedagogical skills that have made Widermind training well known and appreciated as one of the best services in the field.
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