• Trellis coded modulation (TCM) is a modulation scheme that transmits information with high efficiency over band-limited channels such as telephone lines...
    6 KB (732 words) - 23:02, 25 April 2024
  • allowing them to be easily compared Trellis modulation or trellis coded modulation, in telecommunications Trellis quantization, a method of improving...
    1 KB (176 words) - 18:43, 12 October 2021
  • Space–time trellis codes (STTCs) are a type of space–time code used in multiple-antenna wireless communications. This scheme transmits multiple, redundant...
    3 KB (333 words) - 18:53, 5 July 2023
  • 'convolutional coding'. The sliding nature of the convolutional codes facilitates trellis decoding using a time-invariant trellis. Time invariant trellis decoding...
    25 KB (2,834 words) - 03:21, 31 July 2024
  • Thumbnail for Space–time code
    reliable decoding. Space time codes may be split into two main types: Space–time trellis codes (STTCs) distribute a trellis code over multiple antennas and...
    5 KB (612 words) - 06:43, 24 July 2023
  • space–time codes (STCs) achieve significant error rate improvements over single-antenna systems. Their original scheme was based on trellis codes but the...
    21 KB (3,788 words) - 06:18, 9 October 2024
  • Trellis-coded pulse-amplitude modulation (TC-PAM) is the modulation format that is used in HDSL2 and G.SHDSL. It is a variant of trellis coded modulation...
    1 KB (114 words) - 09:40, 24 October 2024
  • decoding a bitstream that has been encoded using a convolutional code or trellis code. There are other algorithms for decoding a convolutionally encoded...
    13 KB (1,811 words) - 20:56, 8 November 2024
  • proposed based on this result, including a nested lattice quantizer and a trellis-coded quantizer. Moreover, DSC has been used in video compression for applications...
    36 KB (7,098 words) - 17:14, 4 September 2024
  • Thumbnail for Trellis (graph)
    A trellis is a graph whose nodes are ordered into vertical slices (time) with every node at almost every time connected to at least one node at an earlier...
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  • parameterization of the neural networks, unlike successive cancellation (SC) trellis decoders, whose complexity is determined by the channel model and are typically...
    11 KB (1,308 words) - 16:44, 15 October 2024
  • Thumbnail for Coding theory
    linear block codes are used in many applications. For example, the syndrome-coset uniqueness property of linear block codes is used in trellis shaping, one...
    27 KB (3,549 words) - 20:59, 5 November 2024
  • transmission approaches included QAM, Spectrally-Shaped QAM, 6 VSB (with trellis code) and 4/2 VSB. COFDM had been proposed by third parties, but was rejected...
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  • property rights, globally applicable standards and global navigation trellis code. From 2009-2013 a research team (the Institute of Remote Sensing and...
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  • Thumbnail for Spatial multiplexing
    smaller than the number of transmit antennas. 3G MIMO Space–time code Space–time trellis code WiMAX MIMO Fiber-optic communication Multiplexing Awad, Ehab...
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  • standard for multiplexing with transport stream structure and video and audio coding (MPEG-2, H.264, or HEVC) and are capable of UHD, high-definition television...
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  • systems Trellis coded modulation, a signal modulation scheme for telecommunications McChord Field, Washington state, United States (IATA airport code: TCM)...
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  • Thumbnail for Victor B. Lawrence
    first proposed to the ITU and demonstrated the technical feasibility of trellis-coded, full-duplex echo-cancellation-based 9.6 kbit/s and 14.4 kbit/s modems...
    21 KB (2,842 words) - 05:23, 26 October 2024
  • Precoding (redirect from Pre coding)
    11n Channel state information Cooperative diversity Space–time code Space–time trellis code Spatial multiplexing Zero-forcing precoding G.J. Foschini and...
    28 KB (4,305 words) - 04:43, 31 July 2024
  • Lance Pérez (2004). Trellis and turbo coding. Wiley-IEEE. p. 73. ISBN 978-0-471-22755-7. J.H. van Lint (1992). Introduction to Coding Theory. GTM. Vol. 86...
    20 KB (3,322 words) - 09:03, 5 June 2024
  • adaptive modulation and bit-loading Wavelet modulation Trellis coded modulation (TCM), also known as Trellis modulation Spread spectrum techniques Direct-sequence...
    24 KB (3,050 words) - 14:48, 27 September 2024
  • Thumbnail for Gigabit Ethernet
    100BASE-TX, since 1000BASE-T uses four-dimensional trellis coded modulation (TCM) to achieve a 6 dB coding gain across the four pairs. Since negotiation takes...
    40 KB (3,350 words) - 17:16, 4 September 2024
  • modem can provide. As opposed to other DSL technologies, SHDSL employs trellis-coded pulse-amplitude modulation (TC-PAM). As a baseband transmission scheme...
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  • STTC may refer to: Space–time trellis code United States Army Simulation and Training Technology Center This disambiguation page lists articles associated...
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  • for DOCSIS 2.0 and 3.0. DOCSIS 2.0 and 3.0 also support 128-QAM with trellis coded modulation in S-CDMA mode (with an effective spectral efficiency equivalent...
    29 KB (2,965 words) - 14:22, 9 November 2024
  • codes is quite good considering the simplicity of the constituent codes themselves. SCCC codes were further analyzed in "Serial Turbo Trellis Coded Modulation...
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  • Thumbnail for Xvid
    b-frames, global and quarter pixel motion compensation, lumi masking, trellis quantization, and H.263, MPEG and custom quantization matrices. Xvid is...
    11 KB (1,178 words) - 22:39, 9 November 2024
  • kind, also known as Orthogonal frequency-division multiplexing (OFDM) Trellis-coded pulse-amplitude modulation (TC-PAM), used for HDSL2 and SHDSL Carrierless...
    35 KB (4,237 words) - 03:29, 10 October 2024
  • Thumbnail for G.fast
    growth. The forward error correction (FEC) scheme using trellis coding and Reed–Solomon coding is similar to that of VDSL2. FEC does not provide good protection...
    35 KB (3,351 words) - 14:18, 23 August 2024
  • the data into four lanes and uses four-dimensional, five-level (quinary) trellis modulation with PAM-5 and a symbol rate of 125 MBd. 2.5GBASE-T and 5GBASE-T...
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