Results 31 to 40 of about 72,386 (210)

Ultimate linear block and convolutional codes

open access: yesAIMS Mathematics
Linear block and convolutional codes are designed using unit schemes and families of these to required length, rate, distance and type are mined. Properties, such as type and distance, of the codes follow from the types of units used and thus required ...
Ted Hurley
doaj   +1 more source

Simple Rate-1/3 Convolutional and Tail-Biting Quantum Error-Correcting Codes

open access: yes, 2005
Simple rate-1/3 single-error-correcting unrestricted and CSS-type quantum convolutional codes are constructed from classical self-orthogonal $\F_4$-linear and $\F_2$-linear convolutional codes, respectively.
Forney, Jr., G. David, Guha, Saikat
core   +2 more sources

Convolutional and tail-biting quantum error-correcting codes

open access: yes, 2005
Rate-(n-2)/n unrestricted and CSS-type quantum convolutional codes with up to 4096 states and minimum distances up to 10 are constructed as stabilizer codes from classical self-orthogonal rate-1/n F_4-linear and binary linear convolutional codes ...
Forney, Jr., G. David   +2 more
core   +2 more sources

Rate-compatible LDPC convolutional codes over non-gaussian noise channel [PDF]

open access: yesMATEC Web of Conferences, 2020
This paper is aimed to study the characteristics of the underwater acoustic channel with non-Gaussian noise channel. And Gaussian mixture model (GMM) is utilized to fit the background noise over the non-Gaussian noise channel.
Liu Qiang
doaj   +1 more source

Quantum Convolutional BCH Codes

open access: yes, 2007
Quantum convolutional codes can be used to protect a sequence of qubits of arbitrary length against decoherence. We introduce two new families of quantum convolutional codes.
Aly, Salah A.   +4 more
core   +1 more source

Near-capacity iterative decoding of binary self-concatenated codes using soft decision demapping and 3-D EXIT charts [PDF]

open access: yes, 2010
In this paper 3-D Extrinsic Information Transfer (EXIT) charts are used to design binary Self-Concatenated Convolutional Codes employing Iterative Decoding (SECCC-ID), exchanging extrinsic information with the soft-decision demapper to approach the ...
Butt, Muhammad Fasih   +3 more
core   +1 more source

On Cyclic Convolutional Codes [PDF]

open access: yesActa Applicandae Mathematica, 2004
50 ...
Gluesing-Luerssen, Heide   +1 more
openaire   +3 more sources

Space-time coding for UMTS. Performance evaluation in combination with convolutional and turbo coding [PDF]

open access: yes, 2000
Space-time codes provide both diversity and coding gain when using multiple transmit antennas to increase spectral efficiency over wireless communications systems.
Gaspa Maynou, Roger   +1 more
core   +1 more source

Strongly-MDS convolutional codes [PDF]

open access: yesIEEE Transactions on Information Theory, 2006
33 ...
Gluesing-Luerssen, H   +2 more
openaire   +3 more sources

Adaptive decoding of convolutional codes [PDF]

open access: yesAdvances in Radio Science, 2007
Convolutional codes, which are frequently used as error correction codes in digital transmission systems, are generally decoded using the Viterbi Decoder. On the one hand the Viterbi Decoder is an optimum maximum likelihood decoder, i.e.
K. Hueske, J. Geldmacher, J. Götze
doaj  

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