- downlink transmitter
- передатчик линии связи ЛА-Земля
English-Russian electronics dictionary .
English-Russian electronics dictionary .
Downlink CNR — (Carrier to noise ratio in satellite reception) is an important figure in system TVRO design. Below are certain parameters used in CNR computation. Contents 1 Figure of merit 2 Path loss 3 EIRP 4 Baseband … Wikipedia
downlink — n. transmission channel that carries signals from a communications satellite or other airborne transmitter to a station on earth … English contemporary dictionary
High-Speed Downlink Packet Access — (HSDPA) is an enhanced 3G (third generation) mobile telephony communications protocol in the High Speed Packet Access (HSPA) family, also dubbed 3.5G, 3G+ or turbo 3G, which allows networks based on Universal Mobile Telecommunications System… … Wikipedia
Crossed-field amplifier — A crossed field amplifier (CFA) is a specialized vacuum tube, first introduced in the mid 1950s and frequently used as a microwave amplifier in very high power transmitters. Raytheon engineer William C. Brown s work to adapt magnetron principles… … Wikipedia
telecommunications media — Introduction equipment and systems metal wire, terrestrial and satellite radio, and optical fibre employed in the transmission of electromagnetic signals. Transmission media and the problem of signal degradation Every… … Universalium
Precoding — is generalized beamforming to support multi layer transmission in MIMO radio systems. Conventional beamforming considers linear single layer precoding so that the same signal is emitted from each of the transmit antennas with appropriate… … Wikipedia
Multi-user MIMO — In radio, multi user MIMO (MU MIMO) is a set of advanced MIMO, multiple input and multiple output (pronounced mee moh or my moh), technologies that exploit the availability of multiple independent radio terminals in order to enhance the… … Wikipedia
Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · … Wikipedia
satellite communication — Introduction in telecommunication, the use of artificial satellites to provide communications links between various points on Earth (Earth satellite). Communications satellites relay voice, video, and data signals between widely separated fixed… … Universalium
Zero-forcing precoding — Zero forcing (or Null Steering) precoding is a spatial signal processing by which the multiple antenna transmitter can null multiuser interference signals in wireless communications. Regularized zero forcing precoding is enhanced processing to… … Wikipedia
PU2RC — Per User Unitary Rate Control (PU2RC) is the world first codebook based multi user MIMO platform [cite conference|author=Niranjay Ravindran, Nihar Jindal, and Howard Huang|title=Beamforming with FiniteRate Feedback for LOS MIMO Downlink… … Wikipedia