Security of wireless sensor networks has received considerable attention. It is a critical challenge to find out suitable encryption schemes for wireless sensor
Narrow gap welding has merits of lower residual stress and distortion, and superior mechanical properties of joints.A major problem of this process is the lack
With surface- and bulk-micromachining, an 8 × 8 mirrors array is designed, fabricated and tested,which is based on electro-thermal actuators and can be address
In order to estimate the motion errors of 5-axis machine center, the double ball bar (DBB)method is adopted to realize the diagnosis procedure. The motion error
A robust progressive image transmission scheme over broadband wireless fading channels is developed for 4th generation wireless communication systems (4G) in th