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A SECURITY DV-Hop Localization Algorithm Resist Spoofing Attack
Wanli ZHANG,Qixiang SONG 보안공학연구지원센터 2015 International Journal of Security and Its Applicat Vol.9 No.11
In order to reduce the node position error of DV-Hop algorithm in wireless sensor network, the artificial bee colony algorithm is introduced to design the DV-Hop algorithm. A new ABCDV-Hop (Artificial Bee Colony DV-Hop) algorithm is proposed in this paper. Based on the traditional DV-Hop algorithm, by using the minimum hops of nodes and position information of anchor nodes, the average distance per hop is solved by artificial bee colony algorithm to make it more close to the actual value. The simulation results show that compared with the traditional DV-Hop algorithm, the improved algorithm can effectively reduce the positioning error without increasing the node hardware overhead.
A Temperature Control System Design Based on 51 SCM
Xiaoying Yang,Wanli Zhang,Qixiang Song 보안공학연구지원센터 2016 International Journal of Smart Home Vol.10 No.4
Temperature control is quite extensive in their daily lives and industrial applications, and past temperature control is done by hand and not enough attention, in fact, temperature needs to be monitored in many places in order to prevent accidents. To solve this problem, a temperature control system based on 51 Single Chip Microcomputer (SCM) is designed in the paper. Combining with SCM AT89C51, temperature sensor is used to collect temperature, the collected temperature values are transferred to the LED display to shows. Then cooling or heating is automatically operated by the fan or an electric wire in order to achieve a constant temperature. The experimental results show that the system can perform real-time monitoring of temperature and reach the goal of effectively controlling temperature.