01646nam a2200217Ia 4500 CTU_133215 210402s9999 xx 000 0 und d 83.49 621.384 B838 Brenner, Michael The open mobile alliance : delivering service enablers for next-generation applications Musa Unmehopa, Michael Brenner Hoboken, NJ John Wiley 2008 The Open Mobile Alliance (OMA) is an industry forum, which develops open specifications to help in the creation of applications and services to be deployed over converged networks. The alliance is the leading industry forum for generating market-driven specifications for interoperable mobile service enablers that facilitate global user adoptions of mobile multimedia services. Members include traditional wireless industry segments, such as mobile operators mobile operators (e.g. AT&T, China Mobile, Orange, Sprint Nextel, T-Mobile, Telefonica, Vodafone), equipment and mobile systems manufacturers (e.g. Alcatel-Lucent, Ericsson, Motorola, Nokia, Philips, Samsung, Siemens, Sony-Ericsson), and Information Technology vendors (e.g. BEA Systems, IBM, Microsoft, Oracle Corporation, Sun Microsystems and NEC). Since its formation in 2002, the OMA has made significant progress in areas such as push-to-talk over cellular, device management, presence and group management, and messaging. Mobile communication systems,Hệ thống viễn thông di động QHieu Trung tâm Học liệu Trường Đại học Cần Thơ