Your company can save tons of money by taking advantage of Asterisk, an open-source PBX
that allows you to bridge data and voice communications. Asterisk for Dummies saves you all the worries and confusion with its easy-to-use, step-by-step walkthrough of ...
cdma2000 in depth: architecture, protocols, design, and operation This is a complete guide to the
architecture and operation of cdma2000 networks. Three leading experts begin by reviewing the theory of CDMA communications, then systematically discuss every component of a cdma2000 ...
Mobile communications users are demanding increased reliability, functionality, and accessibility; they want always on access
to voice, e-mail, text, and multimedia services as they roam from home to auto to office to outdoor/indoor locations. In addition, there is an increasing ...
Save time and money with Google's revolutionary new phone system Google Voice combines existing phone
lines, e-mail, and Web access into one central communication channel. Tech industry watchers expect it to give Skype some serious competition, yet little information is ...
Based on the author's real-world design experience in this key emerging area, this is the
first single comprehensive guide to examine and directly compare all major RF power amplifier linearization techniques in detail. Packed with practical tips, more than 250 ...
This book is like a good tour guide.It doesn't just describe the major attractions; you
share in the history, spirit, language, and culture of the place. --Henning Schulzrinne, Professor, Columbia University Since its birth in 1996, Session Initiation Protocol (SIP) ...
This revised edition of an Artech House bestseller provides an up-to-date introduction to third-generation (3G)
mobile communication system principles, concepts, and applications. The book clearly presents the basics of UMTS systems in one comprehensive volume, without the use of advanced ...
From one of the field’s foremost educators, here is the classic guide to mobile communication—fully
revised for the 1990s and beyond. It is unique because it shows readers how to understand the differences in applying technologies between wireline communications and ...