Internal Protocol Convergence and the Mobility Market

摘要

The Internet Protocol ('IP') is the protocol of choice to bridge wireless and wired networks and to providemessage payload conversion. A major technological and marketing hurdle remains, however: how to turnmobile phones into handheld computers, or the converse, how to add mobile telephony to handheldcomputers. This 'wireless device' challenge presently has two probable winners: small computers based onWindows CE, and mobile phones based on Symbian EPOC. This paper focuses on the efforts to integrate anoperating system, Web browsing, computing, email, video telephony, and voice telephony in a handhelddevice, and concludes with observations about