vestigial-sideband amplitude modulation
Смотреть что такое "vestigial-sideband amplitude modulation" в других словарях:
Amplitude modulation — Passband modulation v · d · e Analog modulation AM · … Wikipedia
Sideband — The power of an AM signal plotted against frequency. Key: fc is the carrier frequency, fm is the maximum modulation frequency In radio communications, a sideband is a band of frequencies higher than or lower than the carrier frequency, containing … Wikipedia
Modulation — For musical change of key, see Modulation (music). For other uses, see Modulation (disambiguation). Passband modulation v · d · e … Wikipedia
Single-sideband modulation — (SSB) is a refinement of amplitude modulation that more efficiently uses electrical power and bandwidth. It is closely related to vestigial sideband modulation (VSB) (see below).Amplitude modulation produces a modulated output signal that has… … Wikipedia
Independent sideband — (ISB) is an AM single sideband mode which is used with some AM radio transmissions. Normally each sideband carries identical information, but ISB modulates two different input signals mdash; one on the upper sideband, the other on the lower… … Wikipedia
Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · … Wikipedia
Types of radio emissions — The International Telecommunication Union uses an internationally agreed system for classifying radio frequency signals. Each type of radio emission is classified according to its bandwidth, method of modulation, nature of the modulating signal,… … Wikipedia
NTSC — This article is about the television system. For the Indonesian government agency, see National Transportation Safety Committee. Television encoding systems by nation; countries using the NTSC system are shown in green. NTSC, named for the… … Wikipedia
Superheterodyne receiver — A 5 tube superheterodyne receiver made in Japan around 1955 In electronics, a superheterodyne receiver (sometimes shortened to superhet) uses frequency mixing or heterodyning to convert a received signal to a fixed intermediate frequency, which… … Wikipedia
405-line television system — The 405 line monochrome analogue television broadcasting system was the first fully electronic television system to be used in regular broadcasting. It was introduced with the BBC Television Service in 1936, suspended for the duration of World… … Wikipedia
Broadcast television systems — There are several broadcast television systems in use in the world today. An analogue television system includes several components: a set of technical parameters for the broadcast signal, a system for encoding color, and possibly a system for… … Wikipedia
