GSM, GPRS, and EDGE Prof. Kwang-Cheng Chen Institute of Communications Engineering National Taiwan University FAX: (02) 2368 3824 email: [email protected] NTUEE Mobile…

3GPP TS 25.321 V9.3.0 (2010-06) Technical Specification 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; Medium Access Control (MAC)…

1 TABLE   OF   CONTENTS   1  INTRODUCTION ......................................................................................................................................…

UTRAN Technical Description Radio Subsystem HSDPA - UMR5.0 DRAFT f Important Notice on Product Safety DANGER - RISK OF ELECTRICAL SHOCK OR DEATH - FOLLOW ALL INSTALLATION…

BASIC GSM PRINCIPLES COMPARISON TACS Uplink 890 - 905 MHz Downlink 935 - 950 MHz Duplex Distance 45 MHz Carrier Separation 25 kHz Number of Channels 15 Mhz / 25 kHz = 600…

1. GSM Continued 2. GSM Burst Format Each time slot is 577us. They are (in this order)Trailing bits (3 bits) Data (57 bits) Flag (1 bit) Training sequence (26 bits) Data…

1. GSM Basic Radio parameters ZTE University 2. Objectives At the end of this course, you will be able to:   Understand the meaning of various radio parameters…

Slide 1CDMA vs GSM -two main competing network technologies -Global System for Mobile Communications -Code Division Multiple Access Slide 2 Continue… GSM started to be…

1.TACS GSM 900 DCS 1800Uplink 890 - 905 MHz 890 - 915 MHz 1710 - 1785 MHzDownlink 935 - 950 MHz 935 - 960 MHz 1805 - 1880 MHzDuplex Distance 45 MHz 45 MHz 95 MHzCarrier Separation…

1. www.arcadianlearning.com Concept of TDMA Frames And Channels In GSM 2. Concept of TDMA Frames and Channels  GSM combines FDM and TDM: bandwidth is subdivided into channels…