Johan Hjelm

Список книг автора Johan Hjelm



    Why IPTV?

    Johan Hjelm

    Find out how modern IPTV technologies will change your experience of television. Internet Protocol Television (IPTV) is rapidly being deployed as a compliment service to existing distribution technologies. Why IPTV? traces the changes in Internet Protocol Television since the mid-1990s and examines what IPTV means today. The author analyzes what delivery of TV over an IP network means, both in terms of possibilities for new services, and in terms of the impact on the network and how it has to be managed. In addition, Why IPTV? helps you understand how introducing IPTV into the Web 2.0 world will impact the new services. It looks at the current trends in the consumer electronics industry as well as the network industry, and describes how the new technology can enhance and extend the existing business models in the TV industry, particularly in advertising; and also how it creates new possibilities, for instance, through personalization. Why IPTV? Interactivity, Technologies, Services: Provides an accessible introduction to IPTV. Covers the technology to build IPTV systems, and shows what lies beyond traditional business models and existing distribution technologies. Considers how IPTV technologies can exploit and change the current trends in consumer electronics and network industry. Explores how the merging of Web 2.0 and IPTV will open new opportunities for services. Addresses hot topics such as IPTV Interaction and Channel Switching, Networking and Streaming with Information Management Systems, Advertising and Personalization of IPTV. Why IPTV? will provide engineers in networking, TV broadcast companies, technology specialists in content creation companies and people in the IPTV industry (including management) with an engaging and insightful reference into Internet Protocol Television.

    Creating Location Services for the Wireless Web. Professional Developer's Guide

    Johan Hjelm

    The first guide to developing user location applications You are walking down a street and suddenly, your cell phone display flashes the news that you are 70 feet from a Starbuck's and that you are entitled to a dollar off your next purchase. You have just witnessed an example of user location services, one of the exciting new generations of cell phone and handheld services. This book describes the architecture and operation of this technology. It also familiarizes readers with the new location services development standard, shows how to programming with GIS, provides GUI design guidelines, and uses real-world examples to teach valuable lessons on how to successfully develop and deploy user location applications for the wireless Web. CD-ROM contains a host of tools for developing positioning and location services.