Introducing enumerative sphere sha** for optical communication systems with short blocklengths

A Amari, S Goossens, YC Gültekin… - Journal of Lightwave …, 2019‏ - opg.optica.org
Probabilistic sha** based on constant composition distribution matching (CCDM) has
received considerable attention as a way to increase the capacity of fiber optical …

Enumerative sphere sha** for wireless communications with short packets

YC Gültekin, WJ van Houtum… - IEEE Transactions …, 2019‏ - ieeexplore.ieee.org
Probabilistic amplitude sha** (PAS) combines an outer sha** layer with an inner,
systematic forward error correction (FEC) layer to close the sha** gap. Proposed for PAS …

[HTML][HTML] Probabilistic sha** for finite blocklengths: Distribution matching and sphere sha**

YC Gültekin, T Fehenberger, A Alvarado, FMJ Willems - Entropy, 2020‏ - mdpi.com
In this paper, we provide a systematic comparison of distribution matching (DM) and sphere
sha** (SpSh) algorithms for short blocklength probabilistic amplitude sha**. For …

Kurtosis-limited sphere sha** for nonlinear interference noise reduction in optical channels

YC Gültekin, A Alvarado, O Vassilieva, I Kim… - Journal of Lightwave …, 2022‏ - opg.optica.org
Nonlinear interference (NLI) generated during the propagation of an optical waveform
through the fiber depends on the fourth order standardized moment of the channel input …

On the nonlinear sha** gain with probabilistic sha** and carrier phase recovery

S Civelli, E Parente, E Forestieri… - Journal of Lightwave …, 2023‏ - ieeexplore.ieee.org
The performance of different probabilistic amplitude sha** (PAS) techniques in the
nonlinear regime is investigated, highlighting its dependence on the PAS block length and …

Multi-dimensional distribution matching with bit-level sha** for probabilistically shaped high order modulation formats

M Fu, Q Liu, Y Xu, H Jiang, X Zeng… - Journal of Lightwave …, 2022‏ - ieeexplore.ieee.org
In this paper, multi-dimensional distribution matching (MDDM) based on bit-level sha** is
proposed to implement probabilistic sha** (PS) for high order modulation formats. MDDM …

Multi-dimensional energy limitation in sphere sha** for nonlinear interference noise mitigation

J Liu, É Awwad, Y Jaouën - 2023 Asia Communications and …, 2023‏ - ieeexplore.ieee.org
We propose Four-Dimensional (4D) energy limit enumerative sphere sha** (ESS) of M-
QAM signaling to minimize rate loss and improve the transmission performance over non …

On the fairness of the performance evaluation of probabilistically shaped QAM signals

O Vassilieva, I Kim, T Ikeuchi - Journal of Lightwave Technology, 2020‏ - ieeexplore.ieee.org
In this work, we compare the performance of probabilistically shaped (PS) QAM systems with
reference uniform QAM under two conditions:(1) for the same information rate (IR) and the …

On optimum enumerative sphere sha** blocklength at different symbol rates for the nonlinear fiber channel

YC Gültekin, O Vassilieva, I Kim… - … (OECC) and 2022 …, 2022‏ - ieeexplore.ieee.org
On Optimum Enumerative Sphere Sha** Blocklength at Different Symbol Rates for the
Nonlinear Fiber Channel Page 1 On Optimum Enumerative Sphere Sha** Blocklength at …

Band-ESS: Streaming Enumerative Coding with Applications to Probabilistic Sha**

YC Gültekin, FMJ Willems… - GLOBECOM 2022-2022 …, 2022‏ - ieeexplore.ieee.org
Probabilistic amplitude sha** (PAS) is on track to become the de facto coded modulation
standard for communication systems aiming to operate close to channel capacity at high …