Cooperative Beamforming For Wireless Sensor Network

Tuan Nor Azrina, Tuan Lah (2010) Cooperative Beamforming For Wireless Sensor Network. Project Report. UTeM, Melaka, Malaysia. (Submitted)

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Abstract

Wireless sensor network are being employed in variety application ranging from medical to military and many application. The principle that been used in this research is a collaborative Beamforming for wireless sensor network. The multiple inputs multiple output (MIMO) Beamforming is introduce to maximize the signal to noise ratio based on the weight vector at the transmitter and receiver. Collaborative Beamforming has already demonstrated and many researchers have been done to prove its potential of significant power saving in distributed sensor network. In collaborative Beamforming, the antennas of the sensor nodes form a distributed antenna array in an effort to direct the radiated energy to the desired direction and thus increase the overall power efficiency of the network. In these research will focus on the energy consumption and the delay introduce by the collaborative Beamforming. This done based on the wireless communication systems; the transmitted signal is distorted by fading and interference. Because of these distortions, the recovery of the transmitted data is difficult. However, by applying collaborative Beamforming will improve the bandwidth efficiency and reliability of the system. Moreover, the diversity techniques are well known techniques to improve reliability of the wireless transmission system. Hence, energy and the delay introduce by these technique is analyze and see the performance of these technique.

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