Polarization-division multiplexing (PDM) is a physical layer method for multiplexing signals carried on electromagnetic waves, allowing two channels of...
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called a demultiplexer (DEMUX or DMX). Inverse multiplexing (IMUX) has the opposite aim as multiplexing, namely to break one data stream into several streams...
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In telecommunications, orthogonal frequency-division multiplexing (OFDM) is a type of digital transmission used in digital modulation for encoding digital...
88 KB (11,274 words) - 20:03, 27 June 2025
Orbital angular momentum multiplexing is a physical layer method for multiplexing signals carried on electromagnetic waves using the orbital angular momentum...
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between two received streams in a Polarization-division multiplexing communication system. The cross-polarization interference canceller (known as XPIC) is...
7 KB (917 words) - 18:19, 14 November 2024
In fiber-optic communications, wavelength-division multiplexing (WDM) is a technology which multiplexes a number of optical carrier signals onto a single...
44 KB (4,069 words) - 17:43, 10 July 2025
systems based on polarization-division multiplexing. Polarization scramblers usually vary the normalized Stokes vector of the polarization state over the...
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da Madeira, an enormous deep-water port in northern Brazil Polarization-division multiplexing Post-detonation material such as trinitite formed following...
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cases) quadrature amplitude modulation (QAM) or orthogonal frequency-division multiplexing (OFDM), which typically makes it very robust and efficient (and...
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general time division multiplexing (TDM) and frequency division multiplexing (FDM). When performed correctly, statistical multiplexing can provide a...
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of the trunk line. Time-division multiplexing is used primarily for digital signals but may be applied in analog multiplexing, as above, in which two...
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In telecommunications, frequency-division multiplexing (FDM) is a technique by which the total bandwidth available in a communication medium is divided...
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capacity of free space optical communication via mode division multiplexing, and radial polarization can "self-heal" when obstructed. At extreme intensities...
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Spatial multiplexing or space-division multiplexing (SM, SDM or SMX) is a multiplexing technique in MIMO wireless communication, fiber-optic communication...
9 KB (1,188 words) - 21:26, 23 July 2025
number of wavelength division multiplexing in the DWDM transmission system and the development of high speed, the polarization maintaining fiber has...
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referred to as lambdas, of light are multiplexed within some coherent optical modules using wavelength-division multiplexing (WDM). Variants include Coarse...
9 KB (1,019 words) - 16:05, 25 April 2024
to increase transmission capacity such as frequency reuse, polarization-division multiplexing, XPIC, MIMO. The history of radio relay communication began...
29 KB (3,572 words) - 04:09, 13 April 2025
Orthogonal frequency-division multiple access (OFDMA) is a multi-user version of the popular orthogonal frequency-division multiplexing (OFDM) digital modulation...
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between a mobile-phone and a mobile phone base station). Frequency-division multiplexing (FDM) is also distinct from FDMA. FDM is a physical layer technique...
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by multipair cable or separation, such as by frequency-division or time-division multiplexing. A path for conveying electrical or electromagnetic signals...
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spread spectrum Linear-feedback shift register Orthogonal frequency-division multiplexing Torrieri, Don (2018). Principles of Spread-Spectrum Communication...
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Channel access method (redirect from Power-division multiple access)
signaling data. Statistical time-division multiplexing multiple access is typically also based on time-domain multiplexing, but not in a cyclically repetitive...
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Optical amplifier (section Polarization effects)
(U.S. patent 5,159,601) that was a key to the first dense wave division multiplexing (DWDM) system, that they released in June 1996. This marked the...
39 KB (5,210 words) - 15:07, 19 June 2025
referred to as lambdas, of light are multiplexed in some optical modules using wavelength-division multiplexing (WDM). Variants include Coarse WDM (CWDM)...
17 KB (1,944 words) - 20:29, 10 July 2025
information through a single communication medium, using frequency-division multiplexing (FDM). For example, in cable television (which uses FDM), many carrier...
28 KB (3,371 words) - 20:07, 20 July 2025
coordinated in a multiplexing scheme to prevent signals sent by customers from colliding with each other. Two types of multiplexing are possible for achieving...
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spacing in optical frequency-division multiplexing (OFDM) systems. OFDM is a step beyond wavelength-division multiplexing (WDM). Normal WDM using direct...
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to several receiving antennas and the system uses a form of time-division multiplexing to allow for the return channel traffic. In contemporary usage,...
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Telephone exchange Multiplexing Space-division Frequency-division Time-division Polarization-division Orbital angular-momentum Code-division Concepts Communication...
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optical amplification to reduce the need for repeaters and wavelength-division multiplexing (WDM) to increase data capacity. The introduction of WDM was the...
75 KB (7,601 words) - 08:23, 17 July 2025