Sven Haiges

Who are the key players in the European wireless application market and how does J2ME fit into this picture? In this article I look at the current trends in Europe regarding J2ME and how the more interesting Java Specifications Requests could possibly affect the European and global markets. Europe: One Standard=Fast Growth By the end of 2002, there were a total of 365 million mobile phone subscriptions in Europe. According to the researcher EMC, this number will grow to 413 million subscribers in 2004 - a mobile phone penetration of 83%. At the end of 2001, more than 50 of Europe's 76 mobile operators had already launched their 2.5G (GPRS) networks and currently GPRS is available almost everywhere. Austria launched a 3G (UMTS) network in the fall of 2002 and Europe's largest mobile operator - Vodafone with over 100 million subscribers - will launch its UMTS network t... (more)

JAIN/SLEE: EJB for Communications

While the JAIN APIs still play only a minor role on Sun's Java Web site, the JAIN initiative is getting stronger. The JAIN technologies (Java APIs for Integrated Networks) have the potential to radically change the existing service architecture for communications service providers. Following the link "Other Java Technologies/JAIN APIs" from Sun's Java Web site, you'll probably find your way to a completely unknown world: Java technologies for telecommunication products and services. This article introduces you to the basics of JAIN and then explores JAIN/SLEE in greater detail. ... (more)

The Location API

The Location API (JSR 179) was accepted by the Executive Committee for Micro Edition of the Java Community Process in June 2003. It provides an abstract interface for access to location-based information, such as the current coordinates of the mobile terminal independent from the underlying positioning method used. Mobile Positioning 101 Mobile positioning in general is the process of determining the location of a mobile terminal; the result of this process is the mobile location, which is the current location in terms of coordinates of the mobile terminal. The mobile location c... (more)