• Thumbnail for Polarization-division multiplexing
    Polarization-division multiplexing (PDM) is a physical layer method for multiplexing signals carried on electromagnetic waves, allowing two channels of...
    10 KB (1,350 words) - 17:02, 25 April 2024
  • Thumbnail for Multiplexing
    called a demultiplexer (DEMUX or DMX). Inverse multiplexing (IMUX) has the opposite aim as multiplexing, namely to break one data stream into several streams...
    22 KB (2,726 words) - 18:34, 24 June 2025
  • Thumbnail for Orthogonal frequency-division multiplexing
    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
  • Thumbnail for Orbital angular momentum multiplexing
    Orbital angular momentum multiplexing is a physical layer method for multiplexing signals carried on electromagnetic waves using the orbital angular momentum...
    23 KB (2,696 words) - 10:14, 21 June 2025
  • Thumbnail for XPIC
    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
  • Thumbnail for Wavelength-division multiplexing
    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...
    3 KB (277 words) - 07:51, 1 October 2023
  • da Madeira, an enormous deep-water port in northern Brazil Polarization-division multiplexing Post-detonation material such as trinitite formed following...
    3 KB (469 words) - 06:03, 30 March 2025
  • Thumbnail for Code-division multiple access
    cases) quadrature amplitude modulation (QAM) or orthogonal frequency-division multiplexing (OFDM), which typically makes it very robust and efficient (and...
    36 KB (4,745 words) - 10:01, 28 June 2025
  • Thumbnail for Statistical time-division multiplexing
    general time division multiplexing (TDM) and frequency division multiplexing (FDM). When performed correctly, statistical multiplexing can provide a...
    6 KB (798 words) - 10:00, 1 June 2025
  • Thumbnail for Time-division multiplexing
    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...
    14 KB (1,841 words) - 01:39, 25 May 2025
  • Thumbnail for Frequency-division multiplexing
    In telecommunications, frequency-division multiplexing (FDM) is a technique by which the total bandwidth available in a communication medium is divided...
    9 KB (1,258 words) - 17:38, 10 April 2025
  • Thumbnail for Radial polarization
    capacity of free space optical communication via mode division multiplexing, and radial polarization can "self-heal" when obstructed. At extreme intensities...
    9 KB (1,017 words) - 16:20, 15 December 2024
  • Thumbnail for Spatial multiplexing
    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...
    12 KB (1,391 words) - 04:56, 7 July 2025
  • 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
  • Thumbnail for Microwave transmission
    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
  • Thumbnail for Orthogonal frequency-division multiple access
    Orthogonal frequency-division multiple access (OFDMA) is a multi-user version of the popular orthogonal frequency-division multiplexing (OFDM) digital modulation...
    8 KB (973 words) - 06:33, 7 April 2024
  • 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...
    4 KB (534 words) - 21:21, 1 June 2025
  • Thumbnail for Communication channel
    by multipair cable or separation, such as by frequency-division or time-division multiplexing. A path for conveying electrical or electromagnetic signals...
    14 KB (1,804 words) - 23:41, 30 June 2025
  • Thumbnail for Direct-sequence spread spectrum
    spread spectrum Linear-feedback shift register Orthogonal frequency-division multiplexing Torrieri, Don (2018). Principles of Spread-Spectrum Communication...
    6 KB (701 words) - 18:24, 4 September 2024
  • signaling data. Statistical time-division multiplexing multiple access is typically also based on time-domain multiplexing, but not in a cyclically repetitive...
    18 KB (2,325 words) - 21:57, 7 April 2025
  • Thumbnail for Optical amplifier
    (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
  • Thumbnail for Passive optical network
    coordinated in a multiplexing scheme to prevent signals sent by customers from colliding with each other. Two types of multiplexing are possible for achieving...
    48 KB (5,855 words) - 02:52, 11 July 2025
  • spacing in optical frequency-division multiplexing (OFDM) systems. OFDM is a step beyond wavelength-division multiplexing (WDM). Normal WDM using direct...
    4 KB (519 words) - 23:10, 24 May 2025
  • Thumbnail for Point-to-multipoint communication
    to several receiving antennas and the system uses a form of time-division multiplexing to allow for the return channel traffic. In contemporary usage,...
    5 KB (507 words) - 20:38, 19 December 2024
  • Telephone exchange Multiplexing Space-division Frequency-division Time-division Polarization-division Orbital angular-momentum Code-division Concepts Communication...
    18 KB (2,085 words) - 20:01, 9 May 2025
  • Thumbnail for Fiber-optic communication
    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