Results 61 to 70 of about 90,566 (315)

Incoherent Digital Holography Empowered by Wavefront and Information Engineering: A Review

open access: yesAdvanced Photonics Research, EarlyView.
Advancements in incoherent digital holography (IDH) have been achieved via wavefront engineering (using spatial light modulators, diffractive optics, and metasurfaces) and information engineering (using compressive sensing and deep learning). This paper presents an overview of IDH with wavefront and information engineering, paving the way toward its ...
Teruyoshi Nobukawa
wiley   +1 more source

High Bandwidth Utilization DWBA Algorithm for Upstream Channel in NG-EPON

open access: yesIEEE Access, 2022
In this paper, an (ONU-load and RTTs)-based (OLR) dynamic wavelength and bandwidth allocation (DWBA) algorithm for upstream channel in next-generational Ethernet passive optical network (NG-EPON) is proposed.
Jianqiang Hui   +3 more
doaj   +1 more source

Dynamic Bandwidth Allocation in ATM Networks [PDF]

open access: yes, 2001
Today's new applications such as World Wide Web, video conferencing and multimedia have introduced a large amount of traffic into the network. Additionally new applications are also heading towards real time process.
Loh, Chee Heok
core  

A Self‐Adaptive Reconfigurable Metasurface for Electromagnetic Wave Sensing and Dynamic Reflection Control

open access: yesAdvanced Science, EarlyView.
Reconfigurable metasurfaces typically require human intervention or complex, resource‐heavy processes. This innovative self‐adaptive metasurface senses an incident wave's direction, adjusting reflection in real‐time using a simple electronics module. It eliminates external controllers, reducing response time, energy consumption, and costs. Applications
Bo‐Wen Ren   +4 more
wiley   +1 more source

Layered bandwidth allocation algorithm for multi-service in orthogonal frequency division multiplexing passive optical network

open access: yesTongxin xuebao, 2018
Due to the superiority in large bandwidth capacity and flexible resource allocation,orthogonal frequency division multiplexing passive optical network (OFDM-PON) has been recognized as one of the promising candidates for the next generation PON.There are
Yejun LIU   +4 more
doaj   +2 more sources

CsPbBr3 Perovskite‐Based Heterostructures in Photocatalysis: Mechanisms, Stability, and Multifunctional Performance

open access: yesAdvanced Science, EarlyView.
This review synthesizes breakthroughs in CsPbBr3 heterostructure photocatalysis: 1) Mechanistic insights on band alignment engineering (Type‐II/Z/S‐scheme) for suppressed charge recombination; 2) Stabilization strategies via interfacial encapsulation and defect passivation overcoming hydrolysis; 3) Multifunctional design principles enabling efficient ...
Kuanxin Lv   +5 more
wiley   +1 more source

Dynamic Bandwidth Allocation Based on Online Traffic Prediction for Real-Time MPEG-4 Video Streams

open access: yesEURASIP Journal on Advances in Signal Processing, 2007
The distinct characteristics of variable bit rate (VBR) video traffic and its quality of service (QoS) constraints have posed a unique challenge on network resource allocation and management for future integrated networks.
Mei Han, Yao Liang
doaj   +2 more sources

ATM switch performance modeling with dynamic bandwidth allocation [PDF]

open access: yes, 1999
One new technology that can be used to integrate various types of networking services today is ATM (Asynchronous Transfer Mode) where these services demand different QoS (Quality of Service).
Abdullah, Lily Nurliana   +3 more
core   +1 more source

Effectiveness of segment routing technology in reducing the bandwidth and cloud resources provisioning times in network function virtualization architectures [PDF]

open access: yes, 2019
Network Function Virtualization is a new technology allowing for a elastic cloud and bandwidth resource allocation. The technology requires an orchestrator whose role is the service and resource orchestration.
Catena, Tiziana   +4 more
core   +1 more source

A Study on Optimal Data Bandwidth of Recurrent Neural Network–Based Dynamics Model for Robot Manipulators

open access: yesAdvanced Intelligent Systems, EarlyView.
In this article, RNN–based learning method is proposed to achieve overall dynamic model of robot manipulators, which is established by optimal data‐bandwidth. The optimal data‐bandwidth is developed as a key behavior of the proposed method, which is designed on the loss function and its derivative.
Seungcheon Shin   +2 more
wiley   +1 more source

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