Results 31 to 40 of about 283,675 (321)

Quad-band internal mobile phone antenna [PDF]

open access: yes, 2007
A novel internal, quad-band antenna placed inside a ‘foldable’ type of Mobile Phone is presented. Its structure consists of a helical and a monopole element exciting two broad frequency bands.
Langley, R.J., Tzortzakakis, M.
core   +1 more source

Information System For Web Based-Report Household Violence In Denpasar

open access: yesJournal of Electrical, Electronics and Informatics, 2018
Domestic violence is the most common case in the community. Women and children are victims of domestic violence. In Denpasar, Indonesia, currently, data collection system of victims of domestic violence (KDRT) is conducted by the Women's Empowerment and ...
Yoga Divayana   +3 more
doaj   +1 more source

Performance analysis of a blind adaptive linear minimum mean squared error receiver for use in UMTS TDD-CDMA base stations [PDF]

open access: yes, 2001
This paper presents receiver architectures and performance results relating to the UMTS (Universal Mobile Telecommunication System) TDD (time division duplex) mode.
Bian, YQ, McGeehan, JP, Nix, AR
core   +2 more sources

Markov approximation of network traffic using hidden state models

open access: yesТехнічна інженерія
Markov approximation of non-Markovian traffic is an important method for analyzing the performance of telecommunication systems where the incoming data stream has a complex correlation structure.
P.E. Pustovoitov, V.O. Kompaniets
doaj   +1 more source

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

APPLICATION OF HURST INDICATOR TO CHOOSE AN ALGORITHM FOR RESOURCE CONTROL OF A TELECOMMUNICATION NETWORK

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, 2020
It has been shown that fuzzy integrals (Sugeno and Shocke) have special properties and are suitable for a fuzzy system for managing the resources of a telecommunication network.
Anton Vrublevskiy   +2 more
doaj   +1 more source

Periodic and Quasi-Periodic Compensation Strategies of Extreme Outages caused by Polarization Mode Dispersion and Amplifier Noise

open access: yes, 2003
Effect of birefringent disorder on the Bit Error Rate (BER) in an optical fiber telecommunication system subject to amplifier noise may lead to extreme outages, related to anomalously large values of BER. We analyze the Probability Distribution Function (
B. Huttner   +11 more
core   +2 more sources

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Analysis of existing effectiveness and method to enhance the lightning, shielding and earthing protection schemes applied on the Parit Raja’s Telecommunication Tower System [PDF]

open access: yes, 2013
Lightning, one of nature’s most destructive forces, continues to wreck havoc on lives and property especially in today’s electronic environment. It has been shown by field experiences that telecommunication towers are one of the preferential points
Mohd Kasim, Ct Valkyis
core  

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

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