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recent advance of processors and communication technologies, the accessibility toward Worldwide -web(WWW) gets better. Recently, there are many tries to integrate devices and things to the Internet. The purpose of Web of Objects is to enhance users life and experiences by providing rich web service with sensors and actuators. The difference from legacy… (More)
This paper describes a theoretical framework for rate allocation to maximize the power efficiency of overall heterogeneous wireless networks whose users are assumed to have multihoming capabilities. Therefore, the paper first presents a power consumption model considering the circuit power and radio transmission power of each wireless network. Using this… (More)
The Smart u-Learning System is designed to provide an interactive and social learning environment that accommodates emerging devices. This demonstration will show how teachers and students can use its interactivity and social features in live lecture situations.
Recently, as the number of smart devices increases, the way of digital broadcast contents is changed. This change leads that conventional broadcast media acceptsWeb platform and its services to provide more quality contents. Based on this change, in education field, education broadcasting also follows the trend. The traditional education broadcasting… (More)
—Nowadays, more and more users are surfing web pages using smart devices, such as smart phone, tablet PC, and smart TV. Those devices have some limitations, so that users want to utilize multiple devices to get improved user experience. Multi-screen environment involves web contents sharing, moving, controlling, and managing, and implementing multiscreen… (More)
The number of wireless access points (APs) have increased rapidly in recent years to support increasing demands of wireless local area network. However, some of the research findings show that many of these APs are actually idle mainly during off-peak hours, i.e., there is no active user to support within their coverage areas during that time. Nevertheless,… (More)
Under the concept of Web-of-Object (WoO), emergency service is one of the key components in smart home care. Most distinctive characteristics of the emergency service are prompt detection, confidential decision making, and immediate reaction. For that, besides the general service management, the sensor data management, context processing, and communication… (More)
Browser-based Web content sharing system is designed for users to share and distribute what they're watching Web contents to other users or system via Web browser. The demonstration will show the novel method to distribute partial Web contents on browsers to other screens in Web browsing environment, especially for e-learning situations.