parametric array
1Parametric array — The parametric array is a nonlinear transduction mechanism that generates narrow, nearly sidelobe free beams of low frequency sound, through the mixing and interaction of high frequency sound waves, effectively overcoming the diffraction limit (a …
2parametric array — noun An array of sound sources or receivers formed by variation of appropriate parameters of the propagating medium, typically the local speed of sound …
3Array data type — Not to be confused with Array data structure. In computer science, an array type is a data type that is meant to describe a collection of elements (values or variables), each selected by one or more indices that can be computed at run time by the …
4Associative array — In computer science, an associative array (also called a map or a dictionary) is an abstract data type composed of a collection of (key,value) pairs, such that each possible key appears at most once in the collection. Operations associated with… …
5Sound from ultrasound — Contents 1 Parametric array 2 Applications 2.1 Commercial advertising …
6Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …
7Peter Westervelt — (born 1919) is an American physicist and Professor Emeritus of Physics at Brown University. A nephew of George Conrad Westervelt, he is known for his work in nonlinear acoustics.He is especially renowned for his application of the theory of Sir… …
8List of mathematics articles (P) — NOTOC P P = NP problem P adic analysis P adic number P adic order P compact group P group P² irreducible P Laplacian P matrix P rep P value P vector P y method Pacific Journal of Mathematics Package merge algorithm Packed storage matrix Packing… …
9NuvoSonic — It has swimmer detection, underwater hailing by voice, and non lethal deterrent. It uses a sonar system called Parametric Port Security Sonar System (P2S3), which uses a narrow beam sound technology called Parametric Array Sonic Echo Ranging… …
10Paser (disambiguation) — Paser may refer to: Paser, a device which generates a coherent beam of electrons Paser (Vizier), of Ancient Egypt; other Pasers, including the author of the Paser Crossword Stela 4 Aminosalicylic acid, an antibiotic sold by Jacobus Pharmaceutical …
