Results 41 to 50 of about 1,178,327 (166)

Asia-Pacific telecommunications liberalisation and productivity performance [PDF]

open access: yes
This study examines the growth in total factor productivity (TFP) of 12 Asia-Pacific telecommunications carriers for the period 1987 through 1990.
Savage, Scott J   +2 more
core  

Effect of Radiodarkening on Optical Transmission Performance of Ytterbium-Doped Fibers

open access: yesCumhuriyet Science Journal
The great success of optical fibers in telecommunications today has been extended to the success of their rare-earth doped versions in medical applications, sensing technologies, high-power lasers, and amplifiers.
Esra Kendir Tekgül
doaj   +1 more source

Effect of the tank main gun on the radiation pattern of the monopole antenna

open access: yesVojnotehnički Glasnik, 2011
For telecommunication purposes, a monopole antenna is usually positioned on the tank turret. At low frequencies the whole tank has to be treated as a part of the antenna system.
Miroslav Lj. Đorđević
doaj   +1 more source

Re-inventing the telecommunications industry [PDF]

open access: yes, 2012
After a decade of meteoric growth, the telecommunications industry now faces mounting challenges, leading to question whether the industry may fall victim of its own success. Dramatic forces are radically changing the telecommunications landscape, and it
van den Dam, Rob
core  

CEE telecommunications investment and economic growth [PDF]

open access: yes
The antiquated state of the telecommunications network in the transitional economies of Central and Eastern Europe has been identified by the OECD (1993) and the ITU (1994) as a significant impediment to regional productivity, international ...
Savage, Scott J, Madden, Gary G
core  

U.S. Telecommunications Today, April 1999 [PDF]

open access: yes
This short essay examines the current conditions in the US telecommunications sector (April 1999). We examine the impact of technological and regulatory change on market structure and business strategy.
Nicholas Economides
core  

Performance evaluation of a 980nm laser system in varying atmospheric conditions

open access: yesAcademic Science Journal
Infrared lasers operating at 980 nm are widely used in telecommunications, medical devices, and industrial applications; however, their performance is strongly influenced by environmental conditions.
safana alkarawi   +2 more
doaj   +1 more source

The Effects of Storm Kristin on the Built Environment in Portugal: Lessons to Improve Windstorm Resilience

open access: yesBuildings
Storm Kristin affected central Portugal on 28 January 2026, producing exceptional wind gusts and widespread disruption across the natural, infrastructural and built environments.
Luís F. Ramos   +6 more
doaj   +1 more source

The cost structure of Australian telecommunications [PDF]

open access: yes
Since 1991 Australian telecommunications has undergone substantial reform. To a large extent, the economic correctness of pro-competitive policy depends on the non-existence of natural monopoly technology.
Bloch, Harry   +2 more
core  

What determines demand for Telecommunications services? Evidence from the EU countries before and after liberalization [PDF]

open access: yes, 2015
This paper aims to investigate the main determinants of Telecommunications demand for European countries (EU). For this reason, a panel data set is used consisting of 19 EU countries over the period 1991-2010 capturing the years before and after the ...
Agiakloglou, Christos, Polemis, Michael
core  

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