Articles with "access channel" as a keyword



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Structural Basis of Salicylic Acid Decarboxylase Reveals a Unique Substrate Recognition Mode and Access Channel.

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Published in 2021 at "Journal of agricultural and food chemistry"

DOI: 10.1021/acs.jafc.1c04091

Abstract: Salicylic acid (SA) decarboxylase from Trichosporon moniliiforme (TmSdc), which reversibly catalyses the decarboxylation of SA to yield phenol, is of significant interest because of its potential for the production of benzoic acid derivatives under environmentally… read more here.

Keywords: salicylic acid; decarboxylase; recognition; acid decarboxylase ... See more keywords
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Selection of the access channel in bronchoscopic intervention

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Published in 2022 at "Expert Review of Respiratory Medicine"

DOI: 10.1080/17476348.2022.2089656

Abstract: ABSTRACT Background At present, bronchoscopic intervention has become an important treatment approach for central airway obstruction (CAO). Choosing an appropriate access channel for different patients during this operation has become a research focus. Methods Data… read more here.

Keywords: bronchoscopic intervention; access; access channel;
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Analysis and Design of Short Analog Fountain Codes for the Multiple Access Channel

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Published in 2022 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2022.3172855

Abstract: In this letter, we design and analyse analog fountain codes (AFC) for the multiple access channel (MAC). First, we present several encoding schemes, including the superposition coding and joint encoding, and decoding schemes, including successive… read more here.

Keywords: fountain codes; multiple access; design; analog fountain ... See more keywords
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NOMA for Multiple Access Channel and Broadcast Channel in Indoor VLC

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Published in 2021 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2020.3040061

Abstract: Orthogonal frequency division multiplexing (OFDM) based non-orthogonal multiple access (NOMA) has increased complexity and reduced spectral efficiency in visible light communications (VLC) NOMA compared to radio-frequency NOMA due to non-negative real value constraint on transmit… read more here.

Keywords: indoor vlc; multiple access; broadcast channel; access channel ... See more keywords
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Distributed Structure: Joint Expurgation for the Multiple-Access Channel

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Published in 2017 at "IEEE Transactions on Information Theory"

DOI: 10.1109/tit.2016.2515720

Abstract: In this paper, we obtain an improved lower bound on the error exponent of the memoryless multiple-access channel via the use of linear codes, thus demonstrating that structure can be beneficial even when capacity may… read more here.

Keywords: error; channel; access channel; multiple access ... See more keywords
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The $K$ -User Vector Gaussian Multiple-Access Channel With General Messages Sets: Capacity, Polymatroidal Structure, and Efficient Computation

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Published in 2017 at "IEEE Transactions on Information Theory"

DOI: 10.1109/tit.2017.2664861

Abstract: The capacity region of the $K$ -user vector Gaussian multiple-access channel with general message sets is established. Furthermore, due to the presence of convexity, both in the discrete and continuous senses, it is shown that… read more here.

Keywords: multiple access; access channel; capacity; user vector ... See more keywords
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Cooperative Resolvability and Secrecy in the Cribbing Multiple-Access Channel

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Published in 2020 at "IEEE Transactions on Information Theory"

DOI: 10.1109/tit.2020.2995565

Abstract: We study channel resolvability for the discrete memoryless multiple-access channel with cribbing, i.e., the characterization of the amount of randomness required at the inputs to approximately produce a chosen i.i.d. output distribution according to Kullback-Leibler… read more here.

Keywords: multiple access; access channel; channel resolvability; resolvability ... See more keywords
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Multiple Access Channel Simulation

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Published in 2022 at "IEEE Transactions on Information Theory"

DOI: 10.1109/tit.2022.3184643

Abstract: We study the problem of simulating a two-user multiple-access channel (MAC) over a multiple access network of noiseless links. Two encoders observe independent and identically distributed (i.i.d.) copies of a source random variable each, while… read more here.

Keywords: channel simulation; access channel; multiple access; simulation ... See more keywords
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A Jamming-Resilient and Scalable Broadcasting Algorithm for Multiple Access Channel Networks

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Published in 2021 at "Applied Sciences"

DOI: 10.3390/app11031156

Abstract: Multiple access channel (MAC) networks use a broadcasting algorithm called the Binary Exponential Backoff (BEB) to mediate access to the shared communication channel by competing nodes and resolve their collisions. While the BEB achieves fair… read more here.

Keywords: access; broadcasting algorithm; access channel; multiple access ... See more keywords