Phs value added services (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 232 Publisher: Electronic Industry Publishing House Pub . Date :2004-09. This book is divided into seven chapters. beginning with the PHS system development. network infrastructure. the development of value-added services of PHS Present and Future. and then details the short message service. wireless Web services. wireless Internet access business wireless Web services and other new business and positioning the structure and value-added services of PHS applicati.…