- bistatic radar equation
- 双站雷达方程
Atmospheric Sciences (English-Chinese) dictionary. 2014.
Atmospheric Sciences (English-Chinese) dictionary. 2014.
Radar passif — Un radar passif est un radar qui peut détecter et suivre un objet en utilisant les réflexions de sources étrangères au système telles que des stations de radiodiffusion ou de radiocommunication. C est un cas particulier du radar bistatique qui… … Wikipédia en Français
Radar bistatique — Un radar bistatique est un radar dont l émetteur et le récepteur sont séparés. La distance entre l émetteur et le récepteur est de l ordre de la distance théorique de la cible. Inversement, un radar dont l émetteur et le récepteur sont au même… … Wikipédia en Français
Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll … Wikipedia
Passive radar — systems (also referred to as passive coherent location and passive covert radar) encompass a class of radar systems that detect and track objects by processing reflections from non cooperative sources of illumination in the environment, such as… … Wikipedia
ExoMars — Operator ESA, NASA Major contractors Thales Alenia Space and Astrium Mission type Orbiter, lander and rover Orbital insertion date 2017 and 2019 Launch date … Wikipedia
Babinet's principle — In physics, Babinet s principle is a theorem concerning diffraction that states that the diffraction pattern from an opaque body is identical to that from a hole of the same size and shape except for the overall forward beam intensity.… … Wikipedia
In-situ resource utilization — ISRU Reverse Water Gas Shift Testbed (NASA KSC) In space exploration, in situ resource utilization (ISRU) describes the proposed use of resources found or manufactured on other astronomical objects (the Moon, Mars, Asteroids, etc.) to further the … Wikipedia
Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) … Wikipedia
Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… … Wikipedia
Ocean acoustic tomography — The western North Atlantic showing the locations of two experiments that employed ocean acoustic tomography. AMODE, the Acoustic Mid Ocean Dynamics Experiment (1990 1), was designed to study ocean dynamics in an area away from the Gulf Stream,… … Wikipedia
SOFAR channel — The SOFAR channel (short for Sound Frequency and Ranging channel), or deep sound channel (DSC),[1] is a horizontal layer of water in the ocean at which depth the speed of sound is minimal. The SOFAR channel acts as a waveguide for sound, and low… … Wikipedia