愛立信的EDGE技術文檔.pdf

愛立信的EDGE技術文檔white paper

EDGE
Introduction of high-speed data in GSM/GPRS networks

white paper
Table of contents
Preface Executive summary Technical differences between GPRS and EGPRS
Introduction EDGE technology EDGE modulation technique Coding schemes Packet handling Addressing window Measurement accuracy Interleaving Link adaptation Incremental redundancy

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Impact of EGPRS on existing GSM/GPRS networks Standardization
Background Fulfilling the EDGE Standardization EDGE standard and references Requirements on EDGE Service aspects Architecture User plane protocols Control plane protocols and channels

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Future evolution of GSM/EDGE toward WCDMA alignment
GERAN system architecture EGPRS benefits Short-term benefits Mid-term benefit: Complementary t