modulacija

modulacija

The process of modifying a radio frequency by shifting its phase, frequency, or amplitude to carry information.

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Thêm hình ảnh

Loại từ: noun
Từ đồng nghĩa:
Blossary:
Ngành nghề/Lĩnh vực: Aerospace
Category: Space flight
Company: NASA
Sản phẩm:
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amplitudna modulacija

Aerospace; Satellites

The baseband signal is caused to vary the amplitude or height of the carrier wave to create the desired information content.

kros modulacija

Aerospace; Satellites

A form of signal distortion in which modulation from one or more RF carrier(s) is imposed on another carrier.

neidentifikovani leteći objekat (NLO)

Aerospace; Space flight

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svemirski šatl

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zenit

Aerospace; Space flight

The point on the celestial sphere directly above the observer. Opposite the nadir.

x-zrak

Aerospace; Space flight

Electromagnetic radiation in the neighborhood of 100 picometer wavelength.

x-dijapazon

Aerospace; Space flight

A range of microwave radio frequencies in the neighborhood of 8 to 12 ghz.

težina

Aerospace; Space flight

The gravitational force exerted on an object of a certain mass. The weight of mass m is mg Newtons, where g is the local acceleration due to a body's gravity.