Results 71 to 80 of about 241 (175)

PAPR REDUCTION IN ACO-OFDM FOR VISIBLE LIGHT COMMUNICATION SYSTEM [PDF]

Journal of Engineering Science and Technology, 2018
Visible Light Communication (VLC) is gaining popularity in optical wireless. In conventional OFDM, bi-polar signals having both positive and negative values are considered.
MOHIT SRIVASTAVA, MANOJ KUMAR SHUKLA, NEELAM SRIVASTAVA, ASHOK KUMAR SHANKHWAR   +3 more
doaj  

PAPR reduction using SLM-PTS-CT hybrid PAPR method for optical NOMA waveform. [PDF]

Heliyon, 2023
Kumar A, Rajagopal K, Alruwais N, Alshahrani HM, Mahgoub H, Othman KM.   +5 more
europepmc   +1 more source

Pre-Flight Calibration of the Mars 2020 Rover Mastcam Zoom (Mastcam-Z) Multispectral, Stereoscopic Imager. [PDF]

Space Sci Rev, 2021
Hayes AG, Corlies P, Tate C, Barrington M, Bell JF, Maki JN, Caplinger M, Ravine M, Kinch KM, Herkenhoff K, Horgan B, Johnson J, Lemmon M, Paar G, Rice MS, Jensen E, Kubacki TM, Cloutis E, Deen R, Ehlmann BL, Lakdawalla E, Sullivan R, Winhold A, Parkinson A, Bailey Z, van Beek J, Caballo-Perucha P, Cisneros E, Dixon D, Donaldson C, Jensen OB, Kuik J, Lapo K, Magee A, Merusi M, Mollerup J, Scudder N, Seeger C, Stanish E, Starr M, Thompson M, Turenne N, Winchell K.   +42 more
europepmc   +1 more source

Constrained RS coding for Low Peak to Average Power Ratio in FBMC - OQAM Systems [PDF]

Journal of Electrical and Electronics Engineering, 2019
Multi-carrier modulation techniques have now become a standard in many communication protocols. Filter bank based multi-carrier (FBMC) generation techniques have been discussed in the literature as a means for overcoming the shortcomings of IFFT/FFT ...
Job CHUNKATH, V.S. SHEEBA, Nisha VARGHESE   +2 more
doaj  

Improving bit error rate in optical wireless OFDM systems through hybrid companding and precoding strategies

EURASIP Journal on Wireless Communications and Networking
Visible light communication (VLC) is a promising wireless high-data-rate transmission technology that uses visible light. Optical Orthogonal Frequency Division Multiplexing (OOFDM)-based systems, especially asymmetrically clipped optical OFDM (ACO-OFDM),
Amal Yasser, Albashir A. Youssef, Mohamed Abaza   +2 more
doaj   +1 more source

Fano resonant optical coatings platform for full gamut and high purity structural colors. [PDF]

Nat Commun, 2023
ElKabbash M, Hoffman N, Lininger AR, Jalil SA, Letsou T, Hinczewski M, Strangi G, Guo C.   +7 more
europepmc   +1 more source

Adaptive A-Semilogarithmic Gradient Quantization for Efficient Deep Neural Network Training

Algorithms
This paper introduces an adaptive A-semilogarithmic gradient quantization framework aimed at reducing memory overhead and computational complexity during the training of deep neural networks.
Stefan Panić, Milan Dubljanin, Milan Savić, Marko Smilić   +3 more
doaj   +1 more source

Energy-Limited Joint Source-Channel Coding of Gaussian Sources over Gaussian Channels with Unknown Noise Level. [PDF]

Entropy (Basel), 2023
Lev O, Khina A.
europepmc   +1 more source

Semi-Supervised Support Vector Machine for Digital Twins Based Brain Image Fusion. [PDF]

Front Neurosci, 2021
Wan Z, Dong Y, Yu Z, Lv H, Lv Z.
europepmc   +1 more source

Transmitter-assisted joint data-aided channel estimation and PAPR reduction scheme in wireless fading channels. [PDF]

Sci Rep
Khan I, Hasan MM, Cheffena M.
europepmc   +1 more source