pulse-position modulation
121Vector control (motor) — Vector control (also called Field Oriented Control, FOC) is one method used in variable frequency drives to control the torque (and thus finally the speed) of three phase AC electric motors by controlling the current fed to the machine.MethodThe… …
122Bernard M. Oliver — Infobox Scientist name = Bernard M. Oliver image width = caption = birth date = 1919 birth place = death date = 1995 death place = residence = citizenship = nationality = USA ethnicity = field = scientist, engineer work institution = Hewlett… …
123Tadahiro Sekimoto — Infobox Scientist name = Tadahiro Sekimoto caption = birth date = birth date|1926|11|14 birth place = Hyōgo Prefecture, Japan, death date = death date and age|2007|11|11|1926|11|14 death place = residence = nationality = Japanese field =… …
124Brushed DC electric motor — A brushed DC motor is an internally commutated electric motor designed to be run from a direct current power source. Contents 1 Simple two pole DC motor 2 The commutating plane 2.1 Compensation for stator field distortion …
125Rangekeeper — Rangekeepers were electromechanical fire control computers used primarily during the early part of the 20th century. They were sophisticated analog computers whose development reached its zenith following World War II, specifically the Computer… …
126Pulsweitenmodulation — Die Pulsweitenmodulation (PWM) respektive Pulslängenmodulation[1] (PLM; auch: Unterschwingungsverfahren) ist eine Modulationsart, bei der eine technische Größe (z. B. elektrischer Strom) zwischen zwei Werten wechselt. Dabei wird bei… …
127MIDI usage and applications — Many extensions of the original official MIDI 1.0 specification have been jointly standardized by the MIDI Manufacturers Association (MMA) in the US and the Association of Musical Electronics Industry (AMEI) in Japan. General MIDI (GM) was an… …
128Digital micromirror device — DLP chip A digital micromirror device, or DMD, is an optical semiconductor that is the core of DLP projection technology[1], and was invented by Dr. Larry Hornbeck and Dr. William E. Ed Nelson of Texas Instruments (TI) in 1987. The DMD project… …
