wideband frequency modulation

См. также в других словарях:

• wideband frequency modulation — plačiajuostis dažnio moduliavimas statusas T sritis automatika atitikmenys: angl. wideband frequency modulation vok. Breitbandfrequenzmodulation, f rus. широкополосная частотная модуляция, f pranc. modulation de fréquence à bande large, f …   Automatikos terminų žodynas

• Frequency modulation — See also: Amplitude modulation In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency (contrast this with amplitude modulation, in which the amplitude of the carrier is varied while its… …   Wikipedia

• modulation de fréquence à bande large — plačiajuostis dažnio moduliavimas statusas T sritis automatika atitikmenys: angl. wideband frequency modulation vok. Breitbandfrequenzmodulation, f rus. широкополосная частотная модуляция, f pranc. modulation de fréquence à bande large, f …   Automatikos terminų žodynas

• Modulation — For musical change of key, see Modulation (music). For other uses, see Modulation (disambiguation). Passband modulation v · d · e …   Wikipedia

• Frequency-hopping spread spectrum — (FHSS) is a method of transmitting radio signals by rapidly switching a carrier among many frequency channels, using a pseudorandom sequence known to both transmitter and receiver. A spread spectrum transmission offers three main advantages over… …   Wikipedia

• Continuous phase modulation — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

• Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

• Ultra-wideband — (aka UWB, ultra wide band, ultraband, etc.) is a radio technology that can be used at very low energy levels for short range high bandwidth communications by using a large portion of the radio spectrum. UWB has traditional applications in non… …   Wikipedia

• Single-frequency network — For other uses, see SFN (disambiguation). A single frequency network or SFN is a broadcast network where several transmitters simultaneously send the same signal over the same frequency channel. Contents 1 Overview 2 OFDM and COFDM 3 DVB T SFN …   Wikipedia

• Pulse-position modulation — is a form of signal modulation in which M message bits are encoded by transmitting asingle pulse in one of 2^M possible time shifts. This is repeated every T seconds, such thatthe transmitted bit rate is M/T bits per second. It is primarily… …   Wikipedia

• Ring modulation — is a signal processing effect in electronics, related to amplitude modulation or frequency mixing, performed by multiplying two signals, where one is typically a sine wave or another simple waveform. It is referred to as ring modulation because… …   Wikipedia