Mobile Cloud Computing has brought the IT industry to a new level by providing an innovative technique with the help of which one can access anything, anytime from anywhere. It is an industry buzz word since 2009 and a relatively new concept that combines cloud computing, mobile computing and wireless networking. This technology has uplifted the usability experience of mobile users. Over the pa...

AAA servers are in use within the Internet today to provide authentication and authorization services for dial-up computers. Such services are likely to be equally valuable for mobile nodes using Mobile IP when the nodes are attempting to connect to foreign domains with AAA servers. AAA servers today identify clients by using the Network Access Identifier (NAI). Our proposal defines a way for t...

Mobile software industry is suffering from the illegal usage of the software. PKI will not be a solution for small software distribution. We introduce a lightweight but safe method to prevent illegal usage of mobile phone software, by instrumentation on binary for device-identity check. The method is now being implemented on a presumable code on demand (COD) server for WIPI (Wireless Internet P...

As increasing importance of symbiosis and cooperation among mobile communication industries, the mobile ecosystem has been especially highlighted in academia and practice. The structure of mobile ecosystem is quite complex and the ecological role of actors is important to understand that structure. In this respect, this study aims to explore structure of mobile ecosystem in the case of Korea us...

This article presents a multilayer mobility management scheme for All-IP networks where local mobility movements (micro-mobility) are handled separately from global movements (macro-mobility). Furthermore, a hybrid scheme is proposed to handle macro-mobility (Mobile IP for non-real-time services and SIP for real-time services). The interworking between micromobility and macro-mobility is implem...

Mobile portals have become a common entry point to the mobile Internet, and take a number of forms. They may be service provider portals, such as Vodafone’s Live! portal (Vodafone, 2006), offering access to both in-house and brokered external services. Alternatively, they may be public pure play sites that provide some kind of managed access to resources using a yellowpages approach. Good examp...

The proliferation of mobile devices is gradually making it possible to access information anywhere at any time. However, the physical capabilities of the mobile device still greatly limit the experience of users because functionality has usually been traded off for ubiquity. Nonetheless, the enormous growth rate of new information appliances heralds the dawning of a device-rich era. In this pap...

Since the liberalization of the telecommunications industry in Mainland China during the early 1980’s, the mobile phone industry has seen significant development, registering huge increases in the number of users & manufacturers, and in production capacity. However, based on domestic market share statistics, international brands (IBs) continue to dominate the mobile phone market, indicating tha...

This paper deals with what factors facilitate development of m-commerce. The government support on building mobile infrastructure is proposed as the major factor to facilitate mcommerce success. Scholars agree that the productivity gain and industry competitiveness can be influenced by the characteristics of government IT spending. Could government-initiated infrastructure investment on mobile ...