The Bluetooth specification has just been updated to reflect dramatic improvements in both reliability and interoperability. Bluetooth 1.1: Connect Without Cables, Second Edition updates the industry's leading Bluetooth guide to cover these critical new enhancements -- and to offer detailed guidance on every aspect of Bluetooth 1.1 development. KEY TOPICS:Jennifer Bray and Charles Sturman place Bluetooth 1.1 in context, covering markets, applications, complementary technologies, and key development issues; and explaining the goals of the new release. They review the components of a Bluetooth system, explain how Bluetooth connections work, show how Bluetooth supports voice and data; and introduce key concepts such as piconets and scatternets. Next, they cover the Bluetooth protocol stack in depth, focusing on major Bluetooth 1.1 enhancements. These include: new approaches for conserving power without sacrificing reliability; important interoperability enhancements in the widely-used Master/Slave switch; changes to Bluetooth encryption and authentication; interoperability between version 1.0b and 1.1; and new Bluetooth profiles -- especially, the new Personal Area Networking Profile. The book offers in-depth coverage of complementary technologies, including OBEX, WAP, GSM TS07.10, Q.931, and UUIDs; as well as detailed comparisons with competing technologies such as DECT, IrDA, Home RF, HiperLAN, and 802.11. MARKET:For every wireless communications engineer, software developer, business decision-maker and marketer working with -- or considering -- Bluetooth. An essential update for the 20,000 buyers of this book's best-selling First Edition.