English
Related papers

Related papers: Nonlinearity Cancellation Based on Optimized First…

200 papers

A normalized batch gradient descent optimizer is proposed to improve the first-order regular perturbation coefficients of the Manakov equation, often referred to as kernels. The optimization is based on the linear parameterization offered…

Signal Processing · Electrical Eng. & Systems 2023-01-16 Astrid Barreiro , Gabriele Liga , Alex Alvarado

Second-order optical nonlinearities can be greatly enhanced by orders of magnitude in resonantly excited nanostructures, theoretically predicted and experimentally investigated in a variety of semiconductor systems. These resonant…

We demonstrate, for a widely used model of channels with polarization dependent loss (PDL), that channel capacity is achieved by a simple interference cancellation scheme in conjunction with a universal precoder. Crucially, the proposed…

Information Theory · Computer Science 2023-03-22 Mohannad Shehadeh , Frank R. Kschischang

Resonance based numerical schemes are those in which cancellations in the oscillatory components of the equation are taken advantage of in order to reduce the regularity required of the initial data to achieve a particular order of error…

Numerical Analysis · Mathematics 2024-02-14 Jacob Armstrong-Goodall , Yvain Bruned

We show that short-length probabilistic shaping reduces nonlinear interference in optical fiber transmission. SNR improvements of up to 0.8 dB are obtained. The shaping gain vanishes when interleaving is employed and not undone before…

Signal Processing · Electrical Eng. & Systems 2020-03-27 Tobias Fehenberger , Helmut Griesser , Jörg-Peter Elbers

Spiking Neural Networks (SNNs) as one of the biology-inspired models have received much attention recently. It can significantly reduce energy consumption since they quantize the real-valued membrane potentials to 0/1 spikes to transmit…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Yufei Guo , Xiaode Liu , Yuanpei Chen , Liwen Zhang , Weihang Peng , Yuhan Zhang , Xuhui Huang , Zhe Ma

Power line interference may severely corrupt neural recordings at 50/60 Hz and harmonic frequencies. In this paper, we present a robust and computationally efficient algorithm for removing power line interference from neural recordings. The…

Systems and Control · Computer Science 2014-03-25 Mohammad Reza Keshtkaran , Zhi Yang

Reliable communication over bandlimited and non-linear channels usually requires equalization to simplify receiver processing. Equalizers that perform joint detection and decoding (JDD) achieve the highest information rates but are often…

Information Theory · Computer Science 2024-08-28 Daniel Plabst , Tobias Prinz , Francesca Diedolo , Thomas Wiegart , Georg Böcherer , Norbert Hanik , Gerhard Kramer

In this letter, we propose the interference cancellation through interference alignment at the downlink of cognitive cellular networks. Interference alignment helps the spatial resources to be shared among primary and secondary cells and…

Information Theory · Computer Science 2014-11-25 May Moussa , Fotis Foukalas , Tamer Khattab

Disturbance observers have been attracting continuing research efforts and are widely used in many applications. Among them, the Kalman filter-based disturbance observer is an attractive one since it estimates both the state and the…

Systems and Control · Electrical Eng. & Systems 2023-10-31 Shilei Li , Dawei Shi , Yunjiang Lou , Wulin Zou , Ling Shi

In future full-duplex communications, the cancellation of self-interference (SI) arising from hardware non-idealities will play an important role in the design of mobile-scale devices. To this end, we introduce an optimal digital SI…

Information Theory · Computer Science 2018-07-18 Zhe Li , Yili Xia , Wenjiang Pei , Kai Wang , Danilo P. Mandic

Dynamic stabilization by simultaneous primary and superharmonic resonances for high order nonlinearity cancellation is demonstrated with an electrostatically-actuated, piezoresistively-transduced nanomechanical resonator. We prove…

Mesoscale and Nanoscale Physics · Physics 2015-09-02 Najib Kacem , Sébastien Baguet , Laurent Duraffourg , Guillaume Jourdan , Régis Dufour , Sébastien Hentz

Nonlocal dispersion cancellation is generalized to frequency-entangled states with large photon number N. We show that the same entangled states can simultaneously exhibit a factor of 1/sqrt(N) reduction in noise below the classical shot…

Quantum Physics · Physics 2009-11-07 M. J. Fitch , J. D. Franson

We consider optimal control problems for discrete-time random dynamical systems, finding unique perturbations that provoke maximal responses of statistical properties of the system. We treat systems whose transfer operator has an $L^2$…

Dynamical Systems · Mathematics 2022-09-21 Fadi Antown , Gary Froyland , Stefano Galatolo

Perturbed spectra are modelled to estimate OSNR for a single channel amplified link. Perturbation-dependent nonlinear noise is separated from constant ASE noise using a set of propagated perturbed spectra. A least mean square fitting is…

Signal Processing · Electrical Eng. & Systems 2021-04-06 F. J. Vaquero-Caballero , D. Charlton , M. E. Mousa-Pasandi , D. J. Ives , C. Laperle , M. Hubbard , M. Reimer , M. OSullivan , S. J. Savory

Active Noise Cancellation (ANC) algorithms aim to suppress unwanted acoustic disturbances by generating anti-noise signals that destructively interfere with the original noise in real time. Although recent deep learning-based ANC algorithms…

Information Theory · Computer Science 2025-05-26 François Derrida , Shahar Lutati , Eliya Nachmani

A fundamental aspect in performance engineering of wireless networks is optimizing the set of links that can be concurrently activated to meet given signal-to-interference-and-noise ratio (SINR) thresholds. The solution of this…

Information Theory · Computer Science 2015-03-19 Di Yuan , Vangelis Angelakis , Lei Chen , Eleftherios Karipidis , Erik G. Larsson

Regular perturbation is applied to the Manakov equation and motivates a generalized correlated phase-and-additive noise model for wavelength-division multiplexing over dual-polarization optical fiber channels. The model includes three…

Information Theory · Computer Science 2021-04-19 Francisco Javier Garcia-Gomez , Gerhard Kramer

A modular method was suggested before to recover a band limited signal from the sample and hold and linearly interpolated (or, in general, an nth-order-hold) version of the regular samples. In this paper a novel approach for compensating…

Multimedia · Computer Science 2010-11-12 Ali Ayremlou , Mohammad Tofighi , Farokh Marvasti

The non-minimum phase (NMP) zero of a linear process located in the feedback connection cannot be cancelled by the same pole of controller according to the internal instability problem. However, such a zero can partly be cancelled by the…

Optimization and Control · Mathematics 2016-11-29 Farshad Merrikh-Bayat , Aliakbar Salimi
‹ Prev 1 2 3 10 Next ›