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1050 articles for “Multiplication”
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High Throughput LMS Adaptive Filter Architectures using Pipelining and Parallel Processing
Abstract: AbstractIn this paper, a study on existing designs of adaptive filter based on LMS algorithm is done. The primary aim is to reduce the critical path delay and thereby improve throughput. The excess use of multipliers or the lack of a time efficient one and longer cycle periods reduces the effectiveness of any adaptive filter implementation. Here, a simple and highly time efficient Vedic multiplier is used in the implementation …
Published in Journal of Microelectronics and Solid State Devices · Vol. 5, Issue 2, 2018 · pp. 11–19 Read article
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Interference Reduction in DS-CDMA Systems Using Adaptive MMSE Technique
Abstract: Multiple access interference (MAI) limits the capacity of Direct Sequence Code Division Multiple Access (DS-CDMA) systems due to direct sequence of users. This paper examines interference reduction in Direct Sequence Code Division Multiple Access (DS-CDMA) system using Adaptive Minimum Mean Square Error (AMMSE). Much of the present research is aimed at finding an appropriate tradeoff between complexity and performance. Simulation results shows that the Adaptive MMSE is better performed than …
Published in Journal of Microelectronics and Solid State Devices · Vol. 2, Issue 3, 2015 · pp. 1–7 Read article
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Criticality Verification for Open Pool storage of MTR Spent fuel Elements using MCNP5 Code
Abstract: Abstract:This study aims to verifying the nuclear criticality criteria in spent fuel repository. The repository is an open pool type that is used temporary to store the spent fuel elements removed from the core of 22 MW power of open pool research reactor. The repository could receive up to 800 of spent fuel elements of material testing reactor (MTR) type. Arrangement configuration of spent fuel elements in the repository must …
Published in Journal of Nuclear Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 26–30 Read article
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Microstrip Textile Antenna for S-band Applications
Abstract: In this article, the proposed textile antenna has been studied with better results, high directivity, high gain, good return loss and multiple bands are obtained for wide range of applications in S-band with multiple bands. The substrate material of the proposed antenna is a jean which is a flexible material, the patch and partial ground plane is of copper. There is a modification in proposed textile antenna design with the …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 2, 2017 · pp. 27–31 Read article
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Performance Evaluation of Adaptive MIMO-OFDM System Model for Wireless Networks
Abstract: Enormous growth of wireless technologies and research trends in networking has developed many useful applications. Wireless networks with various protocols and standards are huge in demand because of the expansion of internet of things (IoT). All wireless networks demand for high data rate, low energy consumption, higher throughput, more reliability, better quality of services (QoS) and quality of information (QoI). This paper presents multiple in multiple out (MIMO) orthogonal frequency …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 1, 2017 · pp. 17–23 Read article
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Performance Evaluation of 5G transmission system and Simulation Modeling
Abstract: Orthogonal multiple access (OFDMA) is a very important technology for the fifth generation (5G) wireless communication networks to provide the need of the flexible demands of users on lower latency rate, high level of reliability, good amount of connectivity, large fairness, and high data throughput. The key idea behind MIMO based 5G networks are to provide multiple users in common resource block. The MIMO OFDM principle is the main framework …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 8, Issue 1, 2021 · pp. 21–32 Read article
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Channel Prediction and Estimation Based on Machine and Deep Learning Techniques: A Review
Abstract: Channel prediction estimation in the high- speed mobile environment is a hot issue for 3D massive multiple input multiple output (MIMO) millimeter-wave (mmWave) system. In this environment, the channel has fast time-varying and non-stationary characteristics. And its time-domain correlation coefficient is a time- varying parameter, which makes it difficult for traditional channel estimation methods to capture the channel variations over time and achieve ideal channel estimation performance. A known signal, …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 10, Issue 3, 2023 · pp. 13–17 Read article
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Numerical Modelling and Simulation of Improved Partial Transmit Sequence for PAPR Reduction in OFDM Communication System
Abstract: Channel capacity and peak average to power ratio are essential elements in offering dependable communication through wireless medium in this competing wireless communication system. The rating of an amplifier in an OFDM system, as well as prospective future candidates of 5G systems such as FBMC and UFMC, is affected by a high peak to average power ratio. The demand for channel capacity fluctuates due to the growing number of wireless …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 3, 2021 · pp. 33–39 Read article
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Improved Low Confinement Photonic Crystal Fiber with Ultra Flattened Dispersion
Abstract: AbstractIn this study, to obtain lower value of dispersion with flatness for wideband, more complicated design will be proposed with multiple-hole diameter and shapes. Confinement loss is also reduced by increasing the number of rings. We optimized cladding region in which there are holes of different diameter and shapes. Numerical investigation shows that value of confinement loss is very low -0.00116 dB/Km and ultra-flat dispersion over wideband at operating frequency …
Published in Trends in Opto-electro & Optical Communication · Vol. 8, Issue 2, 2018 · pp. 1–5 Read article
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Block SLM Scheme for Efficient PAPR Reduction in OFDM Systems
Abstract: AbstractOrthogonal frequency division multiplexing (OFDM) is an attractive technique due to its high-speed data transmission and robustness for time-selective channels. However, the major drawback of OFDM system is high peak-to-average power ratio (PAPR). In this paper, two PAPR reduction schemes have been introduced; one is conventional selected mapping (SLM) scheme and a new proposed block selected mapping (BSLM) scheme to obtain PAPR reduction performance in OFDM system. In the proposed …
Published in Journal of Communication Engineering & Systems · Vol. 3, Issue 3, 2013 · pp. 10–16 Read article
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BER Analysis of STBC MIMO-OFDM with ICI Cancellation
Abstract: AbstractSpace Time Block Code (STBC) Multiple Input Multiple Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) has been considered as the best technology for upcoming wireless communication systems because of its capability to transmit large data rates. But the given systems suffer from various major problems; like Carrier Frequency Offset (CFO), timing offset carrier phase noise and Intersymbol Interference (ISI) issues. In this research work, the carrier frequency offset has been …
Published in Journal of Communication Engineering & Systems · Vol. 5, Issue 3, 2015 · pp. 1–6 Read article
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Homomorphic Encryption Property Algorithms
Abstract: The demand for privacy of digital data increased over the last decade. The new invention in cryptography world is Homomorphic Encryption (HE). HE enables operation on cipher text without knowing the plaintext and private key. When receiver decrypts the result of any operation, it is the same as if the receiver carried out the calculation on the plain text. HE has some specific property. There are two properties in homomorphic …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 5, Issue 3, 2017 · pp. 7–11 Read article
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Therepi: A Replenishable Implanted Epicardial Reservoir
Abstract: The healthcare technology has been advancing at such a high pace which was not expected some years back. This paper is an attempt to introduce not so known, still existing and in-development phase, techniques which can revolutionize the healthcare industry in different domains. The recent technological development in coronary therapies have shown a great promise in restoring the abnormalities present in the heart after the patient experiences heart attack; certain …
Published in Research and Reviews: A Journal of Health Professions · Vol. 9, Issue 2, 2019 · pp. 12–16 Read article
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Next Generation Immunoassays for Infectious Diseases of Animals
Abstract: Veterinary diagnostics has an essential role to play in the management and control of infectious diseases. Immunodiagnostics originated towards the end of 19th century with the advent of agglutination- and precipitation-based serological techniques. Progress in immunodiagnostics during the 20th century is marked by development of complement fixation test, and later, fluoro-, radio- and enzyme-immunoassays during 1950s, 1960s and 1970s, respectively. Various immunodiagnostic test formats were improved for their performance characteristics …
Published in Research and Reviews : A Journal of Immunology · Vol. 7, Issue 2, 2017 · pp. 22–43 Read article
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High Doses Biotin beyond Its Nutraceutical Prescription: Update Indications for Neurological Diseases
Abstract: Biotin or vitamin H is ubiquitous B-complex vitamin that plays as a co-factor in different metabolic process in the body. The usual recommended daily requirement is 30µg. Recent studies found biotin in high doses involved in the synthesis of myelin in patients with multiple sclerosis. The Med Day Pharmaceuticals launched an oral formulation of biotin high dose (Cerenday 100 mg capsule) and recommended for multiple sclerosis. Previous studies demonstrated the …
Published in Research and Reviews: A Journal of Medicine · Vol. 7, Issue 2, 2017 · pp. 13–20 Read article
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A Case-Control Study Examining Determinants of Neonatal Near-Miss in Public Hospitals in Tigray Region, Northern Ethiopia
Abstract: Background: A neonatal near-miss (NNM) is defined as a morbid event that nearly results in newborn death within 28 days postpartum. Every year, four million newborn babies die in the first month of life in low and middle-income countries. However, the determinants of NNM have not been studied in depth in Ethiopia. This study attempted to examine the determinants of NNM in Tigray Region, Northern Ethiopia. Method: We used unmatched …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 7, Issue 3, 2018 · pp. 1–11 Read article
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Text-based Graphical Password System to Enhance Security
Abstract: A graphical password is a type of authentication that requires the user to choose from a set of images in a certain order. For most people, remembering a graphical password is easier than remembering a text-based password. Passwords with graphics may be more difficult to remember. offer better security than text-based passwords. Humans can remember pictures much better than the text. To create passwords more memorable and less vulnerable to …
Published in Trends in Opto-electro & Optical Communication Read article
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Performance Analysis of Space Shift Keying and Quadrature Space Shift Keying for MIMO Channels
Abstract: In wireless communication the propagation channel is characterized by multipath propagation due to scattering on different obstacles. MIMO takes advantage of multi-path and uses multiple antennas to send multiple parallel signals from transmitter. “Multi-path” occurs when different signals arrive at the receiver at various times. MIMO exploits the space dimension to improve wireless systems capacity, range and reliability. There are two different modulation techniques that exploits the best features of …
Published in Research & Reviews : Journal of Space Science & Technology Read article
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Review Descriptive Programme on Knowledge Regarding Diabetes Mellitus
Abstract: Context: A research study was conducted to assess the knowledge and prevalence of diabetes mellitus among elderly individuals in selected areas of Jalandhar, Punjab. The study also aimed to develop an informative guide sheet. Objectives: (1) To assess the level of understanding about diabetes mellitus among elderly individuals in the selected regions. (2) To determine the prevalence rate of diabetes mellitus among elderly individuals in the selected areas. (3) To …
Published in International Journal of Community Health Nursing And Practices · Vol. 1, Issue 2, 2023 Read article
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Application of Resource Allocation Similarity Based Link Prediction in Wireless Networks
Abstract: Link prediction in wireless networks plays a crucial role in predicting missing connections within multiplex networks. This study focuses on the utilization of similarity-based link prediction methods in wireless networks. These methods assume that the likelihood of linkage between nodes is determined by their similarity, based on shared features. Several similarity measures, such as Common Neighbors (CN), Preferential Attachment (PA), Adamic-Adar (AA), and Resource Allocation (RA) indices, are commonly employed …
Published in International Journal of Wireless Security and Networks · Vol. 1, Issue 2, 2023 · pp. 37–42 Read article