文档介绍：China Wireless munication Standard (CWTS);
Working Group 1 (WG1); Physical layer - General description
Physical layer - General description
TS C101 (1999-10)
Technical Specification
Contents
1 SCOPE 3
2 REFERENCES 3
3 DEFINITIONS, SYMBOLS AND ABBREVIATIONS 3
Definitions 3
Symbols 4
Abbreviations 4
4. DOCUMENT STRUCTURE OF PHYSICAL LAYER SPECIFICATION 5
. Overview 5
C101: Physical layer – General description 5
C102: Physical channels and mapping of transport channels onto physical channels 5
C103: Multiplexing and channel coding 5
C104: Spreading and modulation 5
C105: Physical layer procedures 5
C106: Physical layer - Measurements 6
5 GENERAL DESCRIPTION OF LAYER 1 6
Relation to other layers 6
General Protocol Architecture 6
Service provided to upper layer 7
General description of Layer 1 8
Multiple Access 8
Coding and interleaving 8
Modulation and spreading 8
Transmission and reception 9
Physical layer procedures 9
HISTORY 9
1 Scope
This specification describes the documents being produced by the CWTS WG1 and plete versions expected to be available by end of 1999. This specification gives also general description of the physical layer of the TD-SCDMA air interface,
The C series specifies Um point for the 3G TD-SCDMA mobile system. This series def