Missile defense

Missile defense

Measures designed to detect, identify, track, and defeat attacking (ballistic) missiles in both strategic and theater tactical roles, during any portion of their flight trajectory (boost, post-boost, midcourse, or terminal) or to nullify or reduce the effectiveness of such attack.

Industry: Military

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Missile defense

near real time

Military; Missile defense

Pertaining to the timeliness of data or information that has been delayed by the time required for electronic communication and automatic data processing. This implies that there are no significant ...

system posture

Military; Missile defense

A USSPACECOM system of graduated readiness steps to bring the strategic BMD system to fully generated alert, similar to the USSTRATCOM concept of posturing aircraft and missile forces to reduce ...

carrier system

Military; Missile defense

A means of obtaining a number of channels over a single path by modulating each channel upon a different "carrier" frequency, and demodulating at the receiving point to restore the signals to their ...

doppler effect

Military; Missile defense

The phenomenon evidenced by the change in the observed frequency of a sound or radio wave caused by a time rate of change in the effective length of the path of travel between the source and the ...

active defense

Military; Missile defense

1. The employment of limited offensive action and counterattacks to deny a contested area or position to the enemy. See also Passive Defense. 2. In-flight intercept and destruction of ballistic ...

fenced funding

Military; Missile defense

An identified aggregation of resources reviewed, approved, and managed as a distinct entity. The proposed program must be implemented within specified resources. Examples of fences areas are: ...

compton effect

Military; Missile defense

The scattering of photons (of gamma or x-rays) by the orbital electrons of atoms. In a collision between a (primary) photon and an electron, some of the energy of the photon is transferred to the ...