Abstract
In the present technology the rapid expand of wireless data digital communications call for wireless structures which can be reliable and feature an excessive spectral performance. Orthogonal Frequency Division Multiplexing (OFDM) has been diagnosed for its proper overall performance to achieve excessive statistics prices. Fast Fourier Transforms (FFT) has been used to provide the orthogonal sub-carriers. Due to the drawbacks of OFDM-FFT primarily based gadget consisting of high height-to-common ratio (PAR) and synchronization and plenty of other works have replaced the Fourier rework part via wavelet transform. In this paper, a suitable method for the OFDM system and the proper usage of FFT is provided. This system shows a superior overall performance with traditional OFDM-FFT systems through an Additive White Gaussian Noise (AWGN) channel. Bit error rate (BER) defines the overall performance of the device as a characteristic of signal to Noise Ratio (SNR). Here in this work OFDM is evaluated using LTE. LTE stands for long term evolution. The LTE performance is evaluated in indoor and outdoor applications. Moreover, the proposed gadget gives nearly an excellent reconstruction for the input signal inside the presence of Gaussian noise. This work concentrates on reduction of errors and improving the SNR by using some of the digital modulation techniques such as Phase Shift Keying, Quadrature Amplitude Modulation and the Fourier transforms.
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Riyazuddin, K., Nazeer Hussain, S., Homa Kesav, O., Javeed Basha, S. (2021). The LTE Indoor and Outdoor Performance Evaluation Using OFDM. In: Kumar, A., Mozar, S. (eds) ICCCE 2020. Lecture Notes in Electrical Engineering, vol 698. Springer, Singapore. https://doi.org/10.1007/978-981-15-7961-5_49
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DOI: https://doi.org/10.1007/978-981-15-7961-5_49
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