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Surveillance is most important security systems in home, industrial, office and public places. In this security system is based on the embedded system along with GSM and sensor networks. The human ...

A delightfully over-engineered solution to an unusual modern problem! Use Bluetooth peripherals with Bluetooth-disabled computers. This project creates a Bluetooth USB HID relay using a Raspberry Pi ...

Abstract: In this paper, we propose a Rateless codes based two-way relay scheme. In the proposed scheme, two sources exchange their encoded packets through a common relay. During the first time slot, ...

Abstract: This paper studies the design of distributed space-time codes for use in wireless relay networks. Earlier work suggested that a suitable family of codes can be obtained by using linear ...