Results 21 to 30 of about 4,283,891 (213)

The challenges of modern computing and new opportunities for optics

open access: yesPhotoniX, 2021
In recent years, the explosive development of artificial intelligence implementing by artificial neural networks (ANNs) creates inconceivable demands for computing hardware.
Chong Li   +4 more
doaj   +1 more source

Approximate analog computing with metatronic circuits

open access: yesCommunications Physics, 2021
All-optical platforms hold potential for fast and efficient analog computing, but are limited by their size and poor reconfigurability. Here, a zero-index nanophotonic platform enables post-Moore’s law analog optical computing, processing data with high ...
Mario Miscuglio   +8 more
doaj   +1 more source

Metasurface-Based Quantum Searcher on a Silicon-On-Insulator Chip

open access: yesMicromachines, 2022
Optical analog computing has natural advantages of parallel computation, high speed and low energy consumption over traditional digital computing.
Zeyong Wei   +5 more
doaj   +1 more source

The Data Conversion Bottleneck in Analog Computing Accelerators [PDF]

open access: yes, 2023
Most modern computing tasks have digital electronic input and output data. Due to these constraints imposed by real-world use cases of computer systems, any analog computing accelerator, whether analog electronic or optical, must perform an analog-to ...
Stanley-Marbell, Phillip   +2 more
core   +1 more source

Diffractive integrated photonics for analog computing and machine learning

open access: yes, 2022
Gu, TingyiRecently, optical analog signal processing draws a lot of attentions due to the rising of deep learning, and integrated photonics is a promising platform.
Wang, Zi
core   +1 more source

Perfect splitting in rectangular-waveguide junctions for analog computing [PDF]

open access: yesPhysical Review Applied, 2023
It has recently been shown how computing operations such as high-speed switching, routing, and solving partial differential equations can be performed by exploiting perfect splitting of electromagnetic waves in networks of waveguides from microwaves to ...
William Rogers   +3 more
semanticscholar   +1 more source

A metalens-based analog computing system for ultrasonic Fourier transform calculations

open access: yesScientific Reports, 2022
Wave-based analog computing is a new computing paradigm heralded as a potentially superior alternative to existing digital computers. Currently, there are optical and low-frequency acoustic analog Fourier transformers.
Robert Frederik Uy, Viet Phuong Bui
doaj   +1 more source

Lumped time-delay compensation scheme for coding synchronization in the nonlinear spectral quantization-based all-optical analog-to-digital conversion [PDF]

open access: yes, 2013
In this paper, we propose a novel lumped time-delay compensation scheme for the all-optical analog-to-digital conversion based on soliton self-frequency shift and optical interconnection techniques.
Y, Chongxiu   +9 more
core   +1 more source

Optical differentiation based on the Brewster effect [PDF]

open access: yesКомпьютерная оптика, 2018
In this work, technologies of analog optical computing for image edge detection using flat interfaces between dielectrics are studied both theoretically and experimentally.
Dmitry Nesterenko   +2 more
doaj   +1 more source

On-chip integratable all-optical quantizer using strong cross-phase modulation in a silicon-organic hybrid slot waveguide [PDF]

open access: yes, 2016
High performance all-optical quantizer based on silicon waveguide is believed to have significant applications in photonic integratable optical communication links, optical interconnection networks, and real-time signal processing systems. In this paper,
Yuan, Jinhui   +33 more
core   +1 more source

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