Results 71 to 80 of about 353,955 (333)

Energy Efficient Adaptive Network Coding Schemes for Satellite Communications

open access: yes, 2017
In this paper, we propose novel energy efficient adaptive network coding and modulation schemes for time variant channels. We evaluate such schemes under a realistic channel model for open area environments and Geostationary Earth Orbit (GEO) satellites.
Coralli, Alessandro Vanelli   +3 more
core   +1 more source

Wireless Multicast of Virtual Reality Videos With MPEG-I Format

open access: yesIEEE Access, 2019
Deploying virtual reality (VR) streaming systems over wireless networks can provide an immersive environment for users without behavioral restrictions, and thus has drawn considerable attentions recently.
Zhang Zhilong   +3 more
doaj   +1 more source

Photonic Hybrid Integration: Strategies and Promises of Advanced Additive Manufacturing

open access: yesAdvanced Optical Materials, EarlyView.
Heterogeneous photonic integration combines wafer bonding, transfer printing, and advanced multi‐photon lithography to realize compact, adaptable photonic systems. This review highlights breakthroughs in hybrid materials, metrology, and 4D printing, revealing how the convergence of traditional and emerging fabrication unlocks scalable, high‐performance
Zhitian Shi   +3 more
wiley   +1 more source

Hit and Miss: Leverage, Sacrifice, and Refusal to Deal in the Supreme Court Decision in Trinko [PDF]

open access: yes
Under the rules of the Telecommunications Act of 1996, incumbent local exchange carriers, including Verizon, were obligated to lease parts of their local telecommunications network to any firm at “cost plus a reasonable profit” prices which could combine
Nicholas Economides
core  

Multi-Objective Optimization for Full-Duplex SWIPT Systems

open access: yesIEEE Access, 2020
This paper studies a multi-objective optimization (MOO) problem in full-duplex (FD) networks with simultaneous wireless information and power transfer (SWIPT). In the considered networks, an FD base station (BS) communicates with multiple half-duplex (HD)
Meng Li, Xiaofeng Tao, Na Li, Huici Wu
doaj   +1 more source

Electroluminescence and Franz–Keldysh Modulation Observed in Sn/Ge Multi‐Quantum Wells

open access: yesAdvanced Optical Materials, EarlyView.
We investigate the optoelectronic properties of PIN diodes based on ultrathin α‐Sn/Ge multiple quantum film structures, fabricated by molecular beam epitaxy, both experimentally and theoretically. The samples exhibit a light emission spectrum in the short‐wavelength infrared range with two transitions. Furthermore, when operating as a photodetector, we
Michael Oehme   +9 more
wiley   +1 more source

Power Allocation in UAV-Enabled Relaying Systems for Secure Communications

open access: yesIEEE Access, 2019
Unmanned aerial vehicle (UAV)-enabled mobile relaying technique is a promising approach in providing high data rate transmission. Limitations of the UAV's hardware and the line-of-sight link of the air-to-ground channel make UAV ground communication more
Guen Sun, Na Li, Xiaofeng Tao, Huici Wu
doaj   +1 more source

White Light Generation From YAG:Ce‐Doped Phosphate Glass‐Based Composite Fibers

open access: yesAdvanced Optical Materials, EarlyView.
The first white‐light‐emitting composite fiber based on YAG:Ce3+ phosphors in phosphate glass is developed. The glass composition is custom‐engineered to enhance thermal stability and to match YAG:Ce3+ refractive index, ensuring composite transparency.
Khaldoon Nasser   +9 more
wiley   +1 more source

The Telecommunication Act of 1996 and its Impact [PDF]

open access: yes, 1998
This paper analyzes the effects on the implementation of the Telecommunications Act of 1996 (“Act”) on US telecommunications markets and is based on my forthcoming book with the same title.
Economides, Nicholas
core  

Average Service Time Analysis of a Clustered VNF Chaining Scheme in NFV-Based V2X Networks

open access: yesIEEE Access, 2018
The recent advancement in intelligent transportation system makes it crucial to equip vehicles with intelligent onboard system (IOS). With the help of IOSs, vehicles can obtain varieties of convenient services from both remote service centers and other ...
Yan Han   +3 more
doaj   +1 more source

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