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English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
transmission equations
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Transmission line — This article is about the radio frequency transmission line. For the power transmission line, see electric power transmission. In communications and electronic engineering, a transmission line is a specialized cable designed to carry alternating… … Wikipedia
LIGNES DE TRANSMISSION — On appelle ligne de transmission un ensemble de conducteurs cylindriques à génératrices parallèles qui assure le transport de l’énergie électrique entre deux points donnés. Les lignes de transmission présentent une diversité très grande selon les … Encyclopédie Universelle
Telegrapher's equations — The telegrapher s equations (or just telegraph equations) are a pair of linear differential equations which describe the voltage and current on an electrical transmission line with distance and time. The equations come from Oliver Heaviside who… … Wikipedia
Fresnel equations — The Fresnel equations, deduced by Augustin Jean Fresnel (pronEng|freɪˈnɛl), describe the behaviour of light when moving between media of differing refractive indices. The reflection of light that the equations predict is known as Fresnel… … Wikipedia
DÉRIVÉES PARTIELLES (ÉQUATIONS AUX) - Équations non linéaires — L’étude des équations aux dérivées partielles non linéaires se trouve à l’interface de nombreux problèmes scientifiques. En effet, la plupart des phénomènes de la physique ou des sciences de l’ingénieur sont non linéaires et une modélisation par… … Encyclopédie Universelle
Spectral theory of ordinary differential equations — In mathematics, the spectral theory of ordinary differential equations is concerned with the determination of the spectrum and eigenfunction expansion associated with a linear ordinary differential equation. In his dissertation Hermann Weyl… … Wikipedia
Single-wire transmission line — A single wire transmission line (or single wire method) is a method of supplying electrical power through a single wired electrical conductor. Single wire earth return (SWER) or single wire ground returns today supply single phase electrical… … Wikipedia
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Action potential — In physiology, an action potential is a short lasting event in which the electrical membrane potential of a cell rapidly rises and falls, following a consistent trajectory. Action potentials occur in several types of animal cells, called… … Wikipedia
