Pervasive Computing Architecture, Key Technologies and Issues Facing

2011 ◽  
Vol 135-136 ◽  
pp. 684-687
Author(s):  
Dai You Jiang

This paper introduces the concept of pervasive computing, architecture, outlines the key technology of pervasive computing, including: middleware, context-aware technology, database technology, user interface technology, embedded systems technology and adaptive Technology, points out the major issues facing pervasive computing.

Author(s):  
Federico Cabitza ◽  
Marco P. Locatelli ◽  
Marcello Sarini ◽  
Carla Simone

2012 ◽  
Vol 460 ◽  
pp. 210-213
Author(s):  
Shu Zhou

Research and development of embedded systems is the hot information technology and the graphical user interface (GUI) is the most important part of human-computer interaction interface. These embedded GUI system has been widely used because of its strong and powerful functionality. But many times , it is necessary to sacrifice performance for its versatility. In this paper, the embedded GUI systems based on the message mechanism is study considering the short of current embedded GUI systems. The novel method of a message-driven application framework is suggested to solve the problem of the current message mechanisms for the implementation. Meanwhile, a circular queue algorithm is given in order to achieve messaging unit. Then, the message has been classified considering of efficiency. In the end, the design example of personal assistant is given.


2011 ◽  
Vol 55-57 ◽  
pp. 2235-2241 ◽  
Author(s):  
Hui Lan Zhou

With Pro/Toolkit of Pro/E and ADO(ActiveX Data Object) database technology, part parametric CAD system is developed and an successful instance is introduced in the paper. In the CAD system, interface between Pro/E and VC++6.0 is created correctly using Pro / Toolkit and user interface for part parametric designing can be achieved by means of dll( dll dynamic link) library built in VC++6.0 .Meanwhile ADO database is applied in the CAD system to manage all part parameters and thus part revising and updating can be realized quickly. The developing method in the CAD system not only is applicable to typical mechanical part designing but also be helpful to establishing standard part library.


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