نتایج جستجو برای: television equipment
تعداد نتایج: 100532 فیلتر نتایج به سال:
Reviews of neighborhood (macro) environment characteristics such as the presence of sidewalks and esthetics have shown significant correlations with resident physical activity (PA) and sedentary (SD) behavior. Currently, no comprehensive review has appraised and collected available evidence on the home (micro) physical environment. The purpose of this review was to examine how the home physical...
Background and Aim: Obesity and overweight as risk factors for many health-related problems have shown an increasing trend in most countries in recent years. Increase in watching television in childhood has been associated with adverse effects on health and behavior in children. Low physical activity due to television viewing is known as a risk factor for childhood obesity. The purpose of thi...
In case you haven’t noticed, multimedia communication over IP and wireless networks is exploding. Applications such as BitTorrent, used primarily for video downloads, now take up the lion’s share of all traffic on the Internet. Music file sharing, once on the legal cutting edge of massive copyright infringement on college campuses around the world, has moved into the mainstream with significant...
Abstract. Recen t decades have marked by revolutionary changes, including the emergence of software-defined radio equipment (SDR). However, there is virtually no training in this area, which does not allow for full realization benefits new, more advanced communication systems. Therefore, work aimed at solving problem. It presents results development a set laboratory on modeling new generations ...
Background and Aim: Currently TV is a medium used by all family members and especially children. Excessive an dun controlled use of television by children expose them to some risks such developmental, social and psychological disorders. With regard to the important role of parents in their children's education and control of effective parameters on their children’s health promotion, this s...
The development of digital technologies has radically changed the direction modern media. Professional producers information – newspapers, radio broadcasting, and television entered Internet no more than fifteen years ago. is used by almost all types media in world as an additional channel for transmission distribution content. Many experts see a great future market. In Bangladesh, home to 160 ...
Автор рассматривает эстетическую природу телевидения, составляющие компоненты художественного образа, язык выразительных средств различных искусств и природную связь ТВ с кинематографом. The article examines the aesthetic nature of television, components artistic image, «language» expressive means arts and natural connection TV with cinema.
With many kinds of apparatus in which electron tubes are operated at high voltages, the possiblepresence of very weak, soft Xvradiation, (i.e. Xradiation of low penetrating power) in the neighbourhood must be given due consideration. The question arises in such apparatus as X-ray diffraction equipment, formerly found only in research laboratories but now widely used industrially in inspection a...
Background: Excessive and uncontrolled television watching by children predisposes them to some risks such as developmental, social and psychological disorders. Parents play an important role in nurturing their children and controlling the factors affecting their health. The aim of this study was to determine the impact of health education programs on parents’ supervision skills to contro...
The strategy for the development of television and radio broadcasting in Russian Federation until 2025 specifically states need to ensure reliability uninterrupted broadcasting. quality DVB-T2 is estimated by data transmission rate bit error BER (Bit Error Ratio) stability margin «at last mile» retransmitters’ broadcast zones. distributed client-server system monitoring RF, proposed article, us...
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