Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… … Wikipedia
Motion compensation — is an algorithmic technique employed in the encoding of video data for video compression, for example in the generation of MPEG 2 files. Motion compensation describes a picture in terms of the transformation of a reference picture to the current… … Wikipedia
Oscilloscope — This article is about current oscilloscopes, providing general information. For history of oscilloscopes, see Oscilloscope history. For detailed information about various types of oscilloscopes, see Oscilloscope types. Illustration showing the… … Wikipedia
MESURE - Mesures électriques et électroniques — Les mesures électriques et électroniques, grâce à l’apport des semiconducteurs, des méthodes numériques et des systèmes asservis, apparaissent à l’heure actuelle comme une technique clé dans le domaine des mesures en général. L’existence de… … Encyclopédie Universelle
conductive ceramics — Introduction advanced industrial materials that, owing to modifications in their structure, serve as electrical conductors. In addition to the well known physical properties of ceramic materials hardness, compressive strength,… … Universalium
Miller theorem — refers to the process of creating equivalent circuits. It asserts that a floating impedance element supplied by two voltage sources connected in series may be split into two grounded elements with corresponding impedances. There is also a dual… … Wikipedia
Ion thruster — An ion thruster is a form of electric propulsion used for spacecraft propulsion that creates thrust by accelerating ions. Ion thrusters are characterized by how they accelerate the ions, using either electrostatic or electromagnetic force.… … Wikipedia
Organic light-emitting diode — Demonstration of a flexible OLED device A green emitting OLED device An … Wikipedia
Pulvérisation cathodique — Pour les articles homonymes, voir Pulvérisation. La pulvérisation cathodique (ou sputtering) est une méthode de dépôt de couche mince. Il s agit d une technique qui autorise la synthèse de plusieurs matériaux à partir de la condensation d’une… … Wikipédia en Français
Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal … Wikipedia
Sputter deposition — is a physical vapor deposition (PVD) method of depositing thin films by sputtering, that is ejecting, material from a target, that is source, which then deposits onto a substrate, such as a silicon wafer. Resputtering is re emission of the… … Wikipedia