International Journal of Electrical, Electronics and Data Communication (IJEEDC)
eISSN:2320-2084 , pISSN:2321-2950
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Statistics report
Feb. 2020
Submitted Papers : 80
Accepted Papers : 10
Rejected Papers : 70
Acc. Perc : 12%
Issue Published : 84
Paper Published : 1397
No. of Authors : 3784
  Journal Paper

Paper Title
Adaptive Antenna Mutual Resource Coupling Effect on MIMO-of DM System

Here we propose an Antenna selection schemes using MIMO-OFDM wireless systems. In the MIMO OFDM systems, the expressions are evolved for both the energy efficiency and the energy efficiency- spectral efficiency (EE-SE) trade-off. The attained result from these systems tells that the system has significant loss in the energy efficiency. Here a method is proposed for better performance of energy-efficiency that is adaptive selection method. The proposed system mainly depends up on the condition of channel when we chose the number of active RF (radio frequency) chains and the antenna indices. This scheme is improved by using the small number of antennas from extensive search technique. Further, we impose an algorithm for acquire a near-optimal performance with lower complexity compared with (optimal) exhaustive search method.In this paper we describe about the adaptive modulated multi-input multi-output orthogonal frequency division multiplexing which enables the effective communications in Ultra Wide Band (UWB) systems with low signal-to noise ratio. An adaptive resource allocation algorithm based on sequential allocation is proposed from the adaptive power research and bits allocation scheme in modulated MIMO-OFDM for UWB communication system. The simulation results suggest that the scheme is much simpler and more practical than the optimal allocation scheme at the small expense of performance. Keywords - Antenna Selection, Energy Efficiency, MIMO, OFDM Systems.

Author - K. Rama Krishna, N. Leela Krishna Sai

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| Published on 2018-12-29
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