MAC Protocol Specification.doc

TS C201 (1999-10)
Technical Specification
China Wireless munication Standard (CWTS);
Working Group 1 (WG1);
MAC protocol specification
CWTS
Contents
3
4
3. DEFINITIONS, ABBREVIATIONS AND SYMBOLS 5
Definitions 5
Abbreviations 5
Symbols 6
4 GENERAL 7
Objective 7
Overview on MAC architecture 7
MAC Entities 7
MAC-b, MAC-c and MAC-sy 7
Traffic Related Architecture - UE Side 8
. Traffic Related Architecture - RAN Side 11
Channel structure 14
Transport channels 14
Logical Channels 15
Mapping between logical channels and transport channels 16
5 SERVICES PROVIDED TO UPPER LAYERS 16
Description of Services provided to upper layers 16
6 FUNCTIONS 16
Description of the MAC functions 16
Relation between MAC Functions / Transport Channels and UE 17
Relation between MAC Functions and Transport Channels 17
Relation of UE MAC functions corresponding to the Transport Channel MAC Functions and Transport Channels 19
7 SERVICES EXPECTED FROM PHYSICAL LAYER 19
8 ELEMENTS FOR LAYER-TO-MUNICATION 20
Primitives between layers 1 and 2 20
Primitives between MAC and RLC 20
Primitives 20
Parameters 20
Primitives between MAC and RRC 22
Primitives 22
Parameters 24
9 ELEMENTS FOR PEER-TO-MUNICATION 25
Protocol data units 25
MAC Data PDU 25
MAC Control PDU 25
Formats and parameters 25
MAC Data PDU: Parameters of the MAC header 25
Control PDUs 28
Protocol states 28
State variables 29
Timers 29
Protocol Parameters 29
Specific functions 29
Fast Dynamic Channel Allocation for Bearer Service 29
10 HANDLING OF UNKNOWN, UNFORESEEN AND ERRONEOUS PROTOCOL DATA 30
11 ELEMENTARY PROCEDURES 30
Dynamic Radio Bearer control 30
Control of RACH transmissions 32
12 HISTORY 36
ANNEX A (INFORMATIVE): 36
Assumptions 37
Example messag