surface sonar
11NAVIRES - Navires de guerre de surface — Le navire de guerre de surface moderne est l’aboutissement d’une longue évolution qui remonte à l’Antiquité, mais qui s’est brutalement accélérée depuis le début du XIXe siècle. Aujourd’hui, en règle générale, c’est un navire à déplacement, c’est …
12Side-scan sonar — (also sometimes called side scan sonar, sidescan sonar, side looking sonar, side looking sonar and bottom classification sonar) is a category of sonar system that is used to create efficiently an image of large areas of the sea floor. This tool… …
13Diver Detection Sonar — (DDS) systems are sonar and acoustic location systems employed underwater for the detection of divers and submerged swimmer delivery vehicles (SDVs). The purpose of this type of sonar system is to provide detection, tracking and classification… …
14Thomson Marconi Sonar — Infobox Defunct Company company name = Thomson Marconi Sonar Ltd. company fate = Renamed Thales Underwater Systems foundation = 1990 defunct = October 2001 location = Weybridge, United Kingdom successor = Thales Underwater SystemsThomson Marconi… …
15SQQ-32 Mine-hunting sonar — The AN/SQQ 32 is a mine hunting sonar system. Developed by Raytheon for the United States Navy, it includes an active sonar for detecting objects on the surface, in the volume, and on the bottom of the ocean, and another sonar for classifying… …
16Cakewalk Sonar — Pour les articles homonymes, voir Cake et Sonar. Sonar désigne un logiciel de MAO équivalent des séquenceurs musicaux matériel développé par la société Cakewalk (Roland). Aujourd’hui la gamme dans sa version 8.5 se décline en différentes versions …
17Near-surface geophysics — is the use of geophysical methods to investigate small scale features in the shallow (tens of meters) subsurface. It is closely related to applied geophysics or exploration geophysics. Methods used include seismic refraction and reflection,… …
18Future Surface Combatant — The Future Surface Combatant is a Royal Navy programme to replace Britain s Type 23 frigates and a variety of smaller escort/patrol ships. The FSC concept has proceeded in fits and starts since the late 1990s, but it has been brought forward in… …
19Upward looking sonar — An upward looking sonar (ULS) is a sonar device pointed upwards looking towards the surface of the sea, and used to measure sea ice depth. Often it is moored to the bottom of the ocean and floats at a constant depth of perhaps 100 m. They may… …
20Long base line sonar — Long Base Line, commonly referred to as LBL, is a method of acoustic positioning commonly used in deep water (water depth of greater than 3000 feet). A typical LBL positioning system consists of a transceiver and several beacons arranged into a… …
