Articles liés à PAPR Reduction Techniques in LTE-OFDM Networks: A Case...

PAPR Reduction Techniques in LTE-OFDM Networks: A Case Study - Couverture souple

Dewangan, Neelam; Singh, Mangal

 
9783846533086: PAPR Reduction Techniques in LTE-OFDM Networks: A Case Study

Synopsis

As a promising technique, OFDM has been widely used in many new and emerging broadband communication systems, such as digital audio broadcasting (DAB), high-definition television (HDTV), wireless local area network (IEEE 802.11a and HIPERLAN/2). However, as the OFDM signals are the sum of signals with random amplitude and phase, they are likely to have large PAPR that requires a linear high-power- amplifier (HPA) with an extremely high dynamic range, which is expensive and inefficient. Furthermore, any amplifier nonlinearity causes intermodulation products resulting in unwanted out-of-band power and also increases complexity of DAC-ADC convertors.This work describes some of the PAPR Reduction Techniques and comparison among them.

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À propos de l'auteur

Assistant Professor,Department of Electronics and Communication Engineering, Chhatrapati Shivaji Institute of Technology, Durg, Chattisgarh, India.Presently pursuing M.Tech. under the guidance of Mr. Mangal Singh, Asso. Prof., CSIT.

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