Rahat Ullah
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Explore the profile of Rahat Ullah including associated specialties, affiliations and a list of published articles.
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102
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869
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Recent Articles
11.
Deng S, Mao Y, Ren J, Liu B, Wu X, Song X, et al.
Opt Express
. 2024 Jun;
32(11):19438-19448.
PMID: 38859078
In this paper, a secure orthogonal time-frequency space (OTFS) modulation transmission system based on 3D dense constellation mapping (DCM) geometric shaping is proposed, and a selective reduction amplitude algorithm (SRA)...
12.
Ullah R, Rehan I, Khan S
Spectrochim Acta A Mol Biomol Spectrosc
. 2024 Jun;
319:124582.
PMID: 38833883
Fluorescence spectroscopy coupled with a random forest machine learning algorithm offers a promising non-invasive approach for diagnosing glycosuria, a condition characterized by excess sugar in the urine of diabetic patients....
13.
Ullah R, Yahya M, Mostarda L, AlShammari A, Alutaibi A, Sarwar N, et al.
PeerJ Comput Sci
. 2024 Apr;
10:e1833.
PMID: 38660213
With the emergence of Internet of Things (IoT) technology, a huge amount of data is generated, which is costly to transfer to the cloud data centers in terms of security,...
14.
Yu Y, Liu B, Ren J, Ullah R, Li Y, Mao Y, et al.
Opt Express
. 2024 Apr;
32(6):9671-9685.
PMID: 38571196
In this paper, we propose a high spectral efficiency modulation scheme based on joint interaction of orthogonal compressed chirp division multiplexing (OCCDM) and power superimposed code (PSC) under the intensity...
15.
Ullah R, Ullah S, Almadhor A, Alwageed H, A Al-Atawi A, Ren J, et al.
Sensors (Basel)
. 2024 Feb;
24(4).
PMID: 38400231
This study proposes and presents a new central office (CO) for the optical metro access network (OMAN) with an affordable and distinctive switching system. The CO's foundation is built upon...
16.
Han Y, Ren J, Liu B, Li Y, Ullah R, Mao Y, et al.
Opt Express
. 2024 Feb;
32(2):1979-1997.
PMID: 38297738
This paper proposes a high-security chaotic encrypted power sparse coding division (CE-PSCD) scheme for 7-core fiber based on non-orthogonal multiple access (NOMA) technology. The method utilizes power multiplexing to realize...
17.
Zhong Y, Liu B, Ren J, Ullah R, Wu X, Bai Y, et al.
Opt Express
. 2023 Nov;
31(22):36123-36135.
PMID: 38017768
A new optical transmitting scheme based on chaotic constant component distribution matcher (CCDM) and Polar coding was proposed. The data is first encrypted by Polar coding using a five-dimensional chaotic...
18.
Ali N, Ullah A, Khan A, Khan Y, Ali S, Khan A, et al.
PLoS One
. 2023 Nov;
18(11):e0286823.
PMID: 37967095
What are the effects of parenting styles on academic performance and how unequal are these effects on secondary school students from different gender and socioeconomic status families constitute the theme...
19.
Zhao J, Ren J, Liu B, Mao Y, Ullah R, Wu X, et al.
Opt Lett
. 2023 Oct;
48(20):5253-5256.
PMID: 37831840
In this Letter, a new, to the best of our knowledge, geometric shaping method for an ultrahigh-order 16384-ary quadrature amplitude modulation (16384QAM) constellation based on the delta-sigma modulation technique is...
20.
Ullah R, Lee E
Exp Neurobiol
. 2023 Sep;
32(4):216-246.
PMID: 37749925
This review examines the role of impaired amyloid-β clearance in the accumulation of amyloid-β in the brain and the periphery, which is closely associated with Alzheimer's disease (AD) and cerebral...