Introduction to Mobile Telephone Systems, 2nd Edition
- نوع فایل : کتاب
- زبان : انگلیسی
- نویسنده : Lawrence Harte
- چاپ و سال / کشور: 2006
- تعداد صفحه : 92
- شابک / ISBN : 1-932813-93-4, 978-1932813937
Description
This book explains the different types of mobile telephone systems and how they are the evolving from 1st generation analog, through 2nd generation digital to high-speed 3rd generation digital broadband systems. It describes the key components, how they operate and the different types of wireless voice, data and information services they can provide. You will learn the terminology (terms and acronyms) for mobile telephone systems along with the key technologies. Learn how speech compression (voice coding) operates and how it allows more than 10 times as many users to share a single communication channel. Discover the different types of system access technologies including FDMA, TDMA, CDMA and SDMA. Explained are the basic types of modulation technologies and how they are evolving to increase the data transmission rates with less available bandwidth. Find out why and how cellular systems are converting from dedicated circuit switched connections to high-speed packet data systems.
