Articles with "soft decision" as a keyword



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High Power Efficient Quadrature Amplitude Modulation Soft Decision Algorithm

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Published in 2018 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-5083-5

Abstract: The quadrature amplitude modulation (QAM) is the basic technology on high speed broadband communication physical level symbol mapping. Systems requiring lower signal to noise ratio to achieve the same error probability are more power-efficient. The… read more here.

Keywords: modulation; soft decision; quadrature amplitude; power ... See more keywords
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A New Helper Data Scheme for Soft-Decision Decoding of Binary Physical Unclonable Functions

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3146989

Abstract: Physical unclonable functions (PUFs) exploit randomness in the hardware for the derivation of cryptographic keys. In the literature, usually the readout is two-level quantized and hard-decision channel decoding is used to stabilize the extracted key.… read more here.

Keywords: scheme; decision decoding; decision; physical unclonable ... See more keywords
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Soft-Decision Decoding of Permutation Block Codes in AWGN and Rayleigh Fading Channels

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Published in 2017 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2017.2745545

Abstract: We introduce an efficient soft-decision decoder for permutation block codes when assuming AWGN and slow fading frequency-nonselective channels. The decoder implements a combination of the Hungarian algorithm and Murty’s algorithm for the $k$ th assignment.… read more here.

Keywords: decision; soft decision; permutation block; decision decoding ... See more keywords
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Soft-Decision Decoding of Permutation-Based Optical Codes for a Multiple Access System

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Published in 2021 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2021.3090858

Abstract: A multiple access (MA) soft-decision (SD) decoder based on the cost rankings of the channel output matrix, is proposed and applied in an optical wireless communication system in which permutation-based optical codes (POCs) are used.… read more here.

Keywords: soft decision; optical codes; multiple access; based optical ... See more keywords
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Identification of NLOS Based on Soft Decision Method

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Published in 2023 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2023.3240846

Abstract: The radio channel modeling and location system are the focus of many research fields. However, their performance is largely limited by line-of-sight (LOS) and non-line-of-sight (NLOS) conditions. Currently, the most popular LOS/NLOS identification algorithm is… read more here.

Keywords: los nlos; identification nlos; decision; soft decision ... See more keywords

Quantized Soft-Decision-Based Compressive Reporting Design for Underlay/Overlay Cooperative Cognitive Radio Networks

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Published in 2020 at "IEEE Transactions on Cognitive Communications and Networking"

DOI: 10.1109/tccn.2020.2988479

Abstract: Cooperative spectrum sensing (CSS) systems use underlay or overlay strategies to identify underused or unused bands to achieve higher spectrum utilization. In hybrid underlay and overlay systems, spectrum sensing results may be sparse and a… read more here.

Keywords: reporting; underlay overlay; quantized soft; overlay ... See more keywords
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Modeling and Classifying Error-Correcting Codes With Soft Decision-Based HMMs for Intelligent Wireless Communication

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Published in 2023 at "IEEE Transactions on Cognitive Communications and Networking"

DOI: 10.1109/tccn.2023.3234268

Abstract: The classification of error correcting code (ECC) types is an important task for intelligent wireless communication. Previous solutions to this problem usually ignored the time sequences feature and considered the incoming data as separate code… read more here.

Keywords: wireless communication; decision; error correcting; soft decision ... See more keywords