Ch. 1. Introduction -- Ch. 2. Mobile computing architecture -- Ch. 3. Mobile computing through telephony -- Ch. 4. Emerging technologies -- Ch. 5. Global system for mobile communications (GSM) -- Ch. 6. Short message service (SMS) -- Ch. 7. General packet radio service (GPRS) -- Ch. 8. Wireless application protocol (WAP) -- Ch. 9. CDMA and 3G -- Ch. 10. Wireless LAN -- Ch. 11. Intelligent networks and interworking -- Ch. 12. Client programming -- Ch. 13. Programming for the Palm OS -- Ch. 14. Wireless devices with Symbian OS -- Ch. 15. J2me -- Ch. 16. Wireless devices with Windows CE -- Ch. 17. Voice over Internet Protocol and convergence -- Ch. 18. Security issues in mobile computing