surface acoustic wave
61Phonon — For KDE Software Compilation 4 s multimedia framework, see Phonon (KDE). Normal modes of vibration progression through a crystal. The amplitude of the motion has been exaggerated for ease of viewing; in an actual crystal, it is typically much… …
62Superlens — A superlens, super lens or perfect lens is a lens which uses metamaterials to go beyond the diffraction limit. The diffraction limit is an inherent limitation in conventional optical devices or lenses.[1] In 2000, a type of lens was proposed,… …
63Ultrasonic motor — An ultrasonic motor is a type of electric motor formedfrom the ultrasonic vibration of a component, the stator, placedagainst another, the rotor or slider depending on the schemeof operation (rotation or linear translation). Ultrasonic… …
64radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …
65Mechanical filter — Figure 1. A mechanical filter made by the Kokusai Electric Company intended for selecting the narrow 2 kHz bandwidth signals in SSB radio receivers. It operates at 455 kHz, a common IF for these receivers, and is dimensioned 45×15×15 mm ( …
66Electronic filter — Electronic filters are electronic circuits which perform signal processing functions, specifically intended to remove unwanted signal components and/or enhance wanted ones. Electronic filters can be:*passive or active *analog or digital *discrete …
67TriQuint Semiconductor — Infobox Company company name = TriQuint Semiconductor company company type = Public (NASDAQ|TQNT) company slogan = Connecting the Digital World to the Global Network foundation = 1985, Beaverton, Oregon, USA location = Hillsboro, Oregon, USA CEO …
68Superheterodyne receiver — A 5 tube superheterodyne receiver made in Japan around 1955 In electronics, a superheterodyne receiver (sometimes shortened to superhet) uses frequency mixing or heterodyning to convert a received signal to a fixed intermediate frequency, which… …
69Akustische-Oberflächenwellen-Filter — Akustische Oberflächenwellen Filter, kurz AOW Filter, auch Oberflächenwellen oder SAW Filter (engl. surface acoustic wave) genannt, sind Bandpassfilter für elektrische Signale unter 3 GHz mit einer geringen Bandbreite von wenigen MHz. Sie… …
70Touchscreen — Ein Touchscreen, Tastschirm, Berührungsbildschirm bzw. Sensorbildschirm ist ein kombiniertes Ein und Ausgabegerät, bei dem durch Berührung von Teilen eines Bildes der Programmablauf eines technischen Gerätes, meist eines Computers, direkt… …
