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The evolution of Internet of Things technologies is driven by four key demands: ultra-low power consumption, high spectral efficiency, reduced implementation cost, and support for massive connectivity. To address these challenges, this…

信息论 · 计算机科学 2025-08-15 Long Yuan , Wenkun Wen , Junlin Liu , Peiran Wu , Minghua Xia

Near-term quantum communication protocols suffer inevitably from channel noises, whose alleviation has been mostly attempted with resources such as multiparty entanglement or sophisticated experimental techniques. Generation of multiparty…

量子物理 · 物理学 2023-02-21 Rajni Bala , Sooryansh Asthana , V. Ravishankar

We investigate the usage of highly efficient error correcting codes of multilevel systems to protect encoded quantum information from erasure errors and implementation to repetitively correct these errors. Our scheme makes use of quantum…

量子物理 · 物理学 2017-01-23 Sreraman Muralidharan , Chang-Ling Zou , Linshu Li , Jianming Wen , Liang Jiang

Quantum synchronizable codes are kinds of quantum error-correcting codes that can not only correct the effects of quantum noise on qubits but also the misalignment in block synchronization. In this paper, a new method for construct quantum…

量子物理 · 物理学 2022-03-21 Tao Wang , Tongjiang Yan , Shiwen Sun

We construct a new class of quantum error-correcting codes for a bosonic mode which are advantageous for applications in quantum memories, communication, and scalable computation. These 'binomial quantum codes' are formed from a finite…

In this paper, we propose a novel message-passing decoding approach that leverages the degeneracy of quantum low-density parity-check codes to enhance decoding performance, eliminating the need for serial scheduling or post-processing. Our…

量子物理 · 物理学 2025-01-10 Dimitris Chytas , Nithin Raveendran , Bane Vasic

A permutation-invariant quantum code on $N$ qudits is any subspace stabilized by the matrix representation of the symmetric group $S_N$ as permutation matrices that permute the underlying $N$ subsystems. When each subsystem is a complex…

量子物理 · 物理学 2017-07-04 Yingkai Ouyang

Non-binary codes correcting multiple deletions have recently attracted a lot of attention. In this work, we focus on multiplicity-free codes, a family of non-binary codes where all symbols are distinct. Our main contribution is a new…

信息论 · 计算机科学 2025-08-06 Michael Schaller , Beatrice Toesca , Van Khu Vu

The explosion of the number of low-power devices in the next decades calls for a re-thinking of wireless network design, namely, unifying wireless transmission of information and power so as to make the best use of the RF spectrum,…

信息论 · 计算机科学 2019-09-17 Morteza Varasteh , Jakob Hoydis , Bruno Clerckx

We construct new families of multi-error-correcting quantum codes for the amplitude damping channel. Our key observation is that, with proper encoding, two uses of the amplitude damping channel simulate a quantum erasure channel. This…

量子物理 · 物理学 2011-03-31 Runyao Duan , Markus Grassl , Zhengfeng Ji , Bei Zeng

In this paper we introduce a new class of codes for over-loaded synchronous wireless and optical CDMA systems which increases the number of users for fixed number of chips without introducing any errors. Equivalently, the chip rate can be…

信息论 · 计算机科学 2008-10-18 P. Pad , F. Marvasti , K. Alishahi , S. Akbari

We present a novel decoding algorithm for q-ary low-density parity-check codes, termed symbol message passing. The proposed algorithm can be seen as a generalization of Gallager B and the binary message passing algorithm by Lechner et al.…

信息论 · 计算机科学 2019-09-24 Francisco Lázaro , Alexandre Graell i Amat , Gianluigi Liva , Balázs Matuz

The rank-modulation scheme has been recently proposed for efficiently storing data in nonvolatile memories. Error-correcting codes are essential for rank modulation, however, existing results have been limited. In this work we explore a new…

信息论 · 计算机科学 2013-10-28 Hongchao Zhou , Moshe Schwartz , Anxiao Jiang , Jehoshua Bruck

Periodic signals in electrical and electronic equipment can cause interference in nearby devices. Randomized modulation of those signals spreads their energy through the frequency spectrum and can help to mitigate electromagnetic…

量子物理 · 物理学 2014-11-27 Juan Carlos Garcia-Escartin

Permutation codes, in the form of rank modulation, have shown promise for applications such as flash memory. One of the metrics recently suggested as appropriate for rank modulation is the Ulam metric, which measures the minimum…

信息论 · 计算机科学 2017-01-17 Justin Kong , Manabu Hagiwara

This paper investigates constructive interference (CI)-based waveform design for phase shift keying and quadrature amplitude modulation symbols under relaxed block-level power constraints in multi-user multiple-input single-output (MU-MIMO)…

信号处理 · 电气工程与系统科学 2025-08-07 Xiao Tong , Lei Lei , Ang Li , A. Lee Swindlehurst , Symeon Chatzinotas

Quantum communication offers many applications, with teleportation and superdense coding being two of the most fundamental. In these protocols, pre-shared entanglement enables either the faithful transfer of quantum states or the…

A design flow for {\Delta}{\Sigma} modulators is illustrated, allowing quantization noise to be shaped according to an arbitrary weighting profile. Being based on FIR NTFs, possibly with high order, the flow is best suited for digital…

信息论 · 计算机科学 2013-09-25 Sergio Callegari , Federico Bizzarri

This work deals with the decoding aspect of wireless network coding in the canonical two-way relay channel where two senders exchange messages via a common relay and they receive the mixture of two messages. One of the recent works on…

信息论 · 计算机科学 2010-12-30 Sunjoo Moon , Cong Ling

Wireless extended reality (XR) has attracted wide attentions as a promising technology to improve users' mobility and quality of experience. However, the ultra-high data rate requirement of wireless XR has hindered its development for many…

信号处理 · 电气工程与系统科学 2023-03-14 Bowen Zhang , Zhijin Qin , Geoffrey Ye Li
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