Results 71 to 80 of about 39,115 (248)

Construction of Quantum LDPC Codes From Classical Row-Circulant QC-LDPCs [PDF]

open access: yesIEEE Communications Letters, 2016
Classical row-circulant quasi-cyclic (QC) low-density parity check (LDPC) matrices are known to generate efficient high-rate short and moderate-length QC-LDPC codes, while the comparable random structures exhibit numerous short cycles of length-4. Therefore, we conceive a general formalism for constructing nondual-containing Calderbank–Shor–Steane (CSS)
Zunaira Babar   +4 more
openaire   +2 more sources

Optical Neuromorphic Technology Catalyzes the Next‐Generation Mobile Communication Technology

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 11, November 2025.
Advancements in optical computing could revolutionize next‐generation wireless communication. The review highlights the role of photonic integrated circuits in implementing neural network operations and discusses their benefits, such as high computational density.
Xiaoxiong Song   +6 more
wiley   +1 more source

New Codes on Graphs Constructed by Connecting Spatially Coupled Chains

open access: yes, 2012
A novel code construction based on spatially coupled low-density parity-check (SC-LDPC) codes is presented. The proposed code ensembles are described by protographs, comprised of several protograph-based chains characterizing individual SC-LDPC codes. We
Costello Jr, Daniel J.   +3 more
core   +1 more source

Dynamic Continuous Variable Quantum Key Distribution for Securing a Future Global Quantum Network

open access: yesAdvanced Quantum Technologies, Volume 8, Issue 10, October 2025.
The article explores securing a dynamic global quantum network using continuous variable QKD, proposing a unified three‐layer network architecture for integrating existing QKD networks. It evaluates secret key rates across various channels and introduces the link capacity as a metric for determining the optimum path for secret key distribution in a ...
Mikhael T. Sayat   +4 more
wiley   +1 more source

A Scaling Law to Predict the Finite-Length Performance of Spatially-Coupled LDPC Codes

open access: yes, 2015
Spatially-coupled LDPC codes are known to have excellent asymptotic properties. Much less is known regarding their finite-length performance. We propose a scaling law to predict the error probability of finite-length spatially-coupled ensembles when ...
Olmos, Pablo M., Urbanke, Rüdiger
core   +1 more source

A Survey on Programmable LDPC Decoders

open access: yesIEEE Access, 2016
Low-density parity-check (LDPC) block codes are popular forward error correction schemes due to their capacity-approaching characteristics. However, the realization of LDPC decoders that meet both low latency and high throughput is not a trivial challenge.
João Andrade   +3 more
openaire   +3 more sources

QMM‐Enhanced Error Correction: Demonstrating Reversible Imprinting and Retrieval for Robust Quantum Computation

open access: yesAdvanced Quantum Technologies, Volume 8, Issue 9, September 2025.
Hardware experiments show a single‐layer Quantum Memory Matrix booster cuts logical error sixfold and, when prepended to a [3,1,3]$[3,1,3]$ repetition code, attains 94 % logical fidelity without extra CX gates. QMM dressing also lowers variational‐training loss by 35 %, offering a measurement‐free, resource‐light route to error suppression on NISQ ...
Florian Neukart   +3 more
wiley   +1 more source

Utilizing Cordyceps cicadae Mycelium as a Potential Supplement for Alleviating UVB‐Induced Photokeratitis Symptoms In Vivo

open access: yeseFood, Volume 6, Issue 4, August 2025.
Cordyceps cicadae mycelium extracts (CCME) have been reported to exert beneficial effects on ocular diseases. TV, TBUT, and cornea surface indexes were improved with oral CCME intake. Immunohistochemical assays showed that p63 + , PCNA, NF‐κB and COX‐2 expressions decreased in the CCME group than that of the UVB group. The corneas of those treated with
Tsung‐Han Lu   +6 more
wiley   +1 more source

Spatially Coupled LDPC Codes Constructed from Protographs

open access: yes, 2014
In this paper, we construct protograph-based spatially coupled low-density parity-check (SC-LDPC) codes by coupling together a series of L disjoint, or uncoupled, LDPC code Tanner graphs into a single coupled chain.
Costello Jr, Daniel J.   +2 more
core   +1 more source

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