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Orthogonal Frequency Division Multiplexing (OFDM) is an efficient method of data transmission for high speed communication systems. However, the main drawback of OFDM system is the high Peak to Average Power Ratio (PAPR) of the transmitted…

Networking and Internet Architecture · Computer Science 2012-05-11 Suverna Sengar , Partha Pratim Bhattacharya

Recently, deep joint source channel coding (DJSCC) techniques have been extensively studied and have shown significant performance with limited bandwidth and low signal to noise ratio. Most DJSCC work considers discrete-time analog…

Signal Processing · Electrical Eng. & Systems 2023-09-22 Maolin Liu , Wei Chen , Jialong Xu , Bo Ai

Multiple Input Multiple Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) is a promising transmission scheme for high performance broadband wireless communications. However, this technique suffers from a major drawback which…

Information Theory · Computer Science 2014-12-30 Mouna Sghaier , Fatma Abdelkefi , Mohamed Siala

Most of the recent power line communication (PLC) systems and standards, both narrow-band and broadband, are based on orthogonal frequency-division multiplexing (OFDM). This multiplexing scheme however suffers from the high peak-to-average…

Signal Processing · Electrical Eng. & Systems 2018-10-17 Bamidele Adebisi , Khaled M. Rabie , Augustine Ikpehai , Cinna Soltanpur , Andrew Wells

Increasing demands on high data rate mobile communications services will inevitably drive future broadband mobile communication systems toward achieving data transmission rates in excess of 100 Mbps. One of the promising technologies which…

Information Theory · Computer Science 2012-09-24 Sanjay Singh , M. Sathish Kumar , H. S. Mruthyunjaya

Orthogonal frequency division multiplexing (OFDM) is an emerging research field of wireless communication. It is one of the most proficient multi-carrier transmission techniques widely used today as broadband wired & wireless applications…

Networking and Internet Architecture · Computer Science 2014-04-09 Md. Munjure Mowla , S. M. Mahmud Hasan

Orthogonal Frequency Division Multiplexing (OFDM) based multi-carrier systems can support high data rate wireless transmission without the requirement of any extensive equalization and yet offer excellent immunity against fading and…

Information Theory · Computer Science 2013-04-29 Md. Sakir Hossain , Sabbir Ahmed , Enayet Ullah , Md. Atiqul Islam

The orthogonal frequency division multiplexing is a very efficient modulation technique that can achieve very high throughput by transmitting many carriers simultaneously and it is spectrally efficient because of the proximity of the…

Signal Processing · Electrical Eng. & Systems 2022-06-07 Usha S. M , Mahesh H. B

This letter proposes a design of low peak-to-average power ratio (PAPR), low symbol error rate (SER), and high data rate signal for optical orthogonal frequency division multiplexing (OFDM) systems. The proposed design leverages a…

Systems and Control · Electrical Eng. & Systems 2025-09-12 Nam N. Luong , Chuyen T. Nguyen , Thanh V. Pham

One of the most important multi-carrier transmission techniques used in the latest wireless communication arena is known as Orthogonal Frequency Division Multiplexing (OFDM). It has several characteristics such as providing greater immunity…

Networking and Internet Architecture · Computer Science 2014-06-13 Md. Munjure Mowla , Liton Chandra Paul , Md. Rabiul Hasan

This paper proposes new scheme for efficient rate allocation in conjunction with reducing peak-to-average power ratio (PAPR) in orthogonal frequency-division multiplexing (OFDM) systems. Modification of the set partitioning in hierarchical…

Networking and Internet Architecture · Computer Science 2010-06-07 Usama S. Mohammed , H. A. Hamada

We consider the problem of peak-to-average power ratio (PAPR) reduction in orthogonal frequency division multiplexing (OFDM) systems via optimized sparsification of tone reservation (TR). In particular, we propose a novel TR optimization…

Signal Processing · Electrical Eng. & Systems 2024-07-31 Getuar Rexhepi , Kengo Ando , Giuseppe Thadeu Freitas de Abreu

Peak to Average Power Ratio (PAPR) of Orthogonal Frequency Division Multiplexing (OFDM) is a long-standing problem which has been hindering its performance for decades. In this paper, we propose a new PAPR reduction scheme based on shifting…

Information Theory · Computer Science 2017-12-20 Md. Sakir Hossain , Tetsuya Shimamura

Visible light communication (VLC) systems can provide illumination and communication simultaneously via light emitting diodes (LEDs). Orthogonal frequency division multiplexing (OFDM) waveforms transmitted in a VLC system will have high…

Information Theory · Computer Science 2014-06-25 Z. Yu , R. J. Baxley , G. T. Zhou

Next generation wireless communication technology long term evolution (LTE) has implemented orthogonal frequency division multiplexing (OFDM) technique as a strong candidate for radio access systems. It has several attributes such as…

Networking and Internet Architecture · Computer Science 2014-06-12 M. M. Mowla , M. Y. Ali , S. M. M Hasan

Orthogonal frequency division multiplexing (OFDM) has proven itself as an effective multi-carrier digital communication technique. In recent years the interest in optical OFDM has grown significantly, due to its spectral efficiency and…

Signal Processing · Electrical Eng. & Systems 2020-09-01 Amir Weiss , Arie Yeredor , Mark Shtaif

In this paper, a new peak-to-average power ratio (PAPR) reduction scheme for orthogonal frequency division multiplexing (OFDM) is proposed based on the selected mapping (SLM) scheme. The proposed SLM scheme generates alternative OFDM signal…

Information Theory · Computer Science 2012-03-26 Kee-Hoon Kim , Hyun-Bae Jeon , Jong-Seon No , Dong-Joon Shin

The orthogonal frequency division multiplexing (OFDM) transmission has shown promise in applications of visible light communication (VLC). However, the variation of the nonlinearity of the optical power emitted by the high power light…

Signal Processing · Electrical Eng. & Systems 2019-07-24 Luis Carlos Mathias , Jose Carlos Marinello Filho , Taufik Abrao

We consider application of the discrete Fourier transform-spread orthogonal frequency-division multiplexing (DFT-spread OFDM) technique to high-speed fiber optic communications. The DFT-spread OFDM is a form of single-carrier technique that…

Information Theory · Computer Science 2011-03-01 Fanggang Wang , Xiaodong Wang

In this paper, we explore a dual-functional radar-communication (DFRC) system for achieving integrated sensing and communications (ISAC). The technique of orthogonal frequency division multiplexing (OFDM) is leveraged to overcome the…

Signal Processing · Electrical Eng. & Systems 2021-09-28 Xiaoyan Hu , Christos Masouros , Fan Liu , Ronald Nissel
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