Blip, ping & buzz; making sense of radar and sonar.9780801886652 Blip, ping (1) See also PNG and ping service. (2) See blog ping. (3) (Packet INternet Groper) An Internet utility used to determine whether a particular IP address is reachable online by sending out a packet and waiting for a response. & buzz; making sense of radar and sonar. Denny, Mark. Johns Hopkins Noun 1. Johns Hopkins - United States financier and philanthropist who left money to found the university and hospital that bear his name in Baltimore (1795-1873) Hopkins 2. U. Press 2007 274 pages $27.00 Hardcover TK6576 We know from the movies radar can be fooled by strips of metal foil, but most of us do not know what really works to make airplanes like the Stealth Bomber invisible and sunken sunk·en v. Obsolete A past participle of sink. adj. 1. Depressed, fallen in, or hollowed: sunken cheeks. 2. ships visible. Retired designer of aerospace radar and sonar systems Denny keeps his text accessible to the non-technical as he describes how such systems came to be developed and how they work. He starts with the basics of remote sensing Deriving digital models of an area on the earth. Using special cameras from airplanes or satellites, either the sun's reflections or the earth's temperature is turned into digital maps of the area. and signal processing See DSP. , then shows how they applied in the Chain Home radar system of World War II. He builds on this foundation to describe the technology and uses of systems as researchers made further progress, including airborne signal processors and the advanced systems of today. Along the way he supplies extremely clear and helpful graphics and also includes technical notes in a separate section for true enthusiasts. ([c]20072005 Book News, Inc., Portland, OR) |
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