Browsing Department of Electronical Engineering by Title
Now showing items 1-8 of 8
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A Current-mode Multicarrier Phase Shifted PWM Circuit Using Commercially Available IC
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 26/11/2021)This thesis has synthesized and designed a multi phase-shifted pulse width modulation circuit in the current mode that can be electronically controlled. Its purpose is to develop pulse width modulation and optimize the ... -
Design and analysis the microstrip antenna for 2.4 GHz using graphene material
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 10/7/2020)In this paper, the design process of an annular ring microstrip antenna using graphene material for 2.4 GHz bands and can be improved to dual-band applications. It can operate in the range of frequencies 2.4 GHz 5.3 GHz. ... -
Development of Automatic Power Nap Monitoring System based on Biomedical Signals
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 1/7/2022)This thesis present the development of automatic sleep stage detection by using physiological signals. We aim to develop an application to assist drivers after drowsiness or fatigue detection by a commercial driver vigilance ... -
Development of Human-Machine Interface System Via Biomedical Signal for Hand Rehabilitation
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 10/7/2020)This thesis proposes an enhancement of motor imagery (MI)-based brain-computer interface (BCI) for rehabilitation by combining a visual motion illusion stimulation method. Since, the motor imagery takes a long time for ... -
Development of Plant Diseases Classification Method Using Deep Learning
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 26/11/2021)This thesis presents a method for spatially increased diseases area of training data. We were called Local-based images augmentation or LoBIA in order to train model for classified plant diseases using deep learning which ... -
Hybrid EEG-fEMG Human-Computer Interface for Assistive Technology
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 10/7/2020)This thesis presents Hybrid EEG-fEMG Human-Computer Interface for Assistive Technology and communications for severe disabled people with the Human Machine Interface (HMI). In the thesis, an experiment is conducted to ... -
Hyper-parameter Optimization for Deep NeuralNetwork using an Island-based Genetic Algorithm
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 12/6/2020)In this research, we propose the method using the island-based genetic algorithm (ISLGA) to automatically optimize the hyper-parameter of deep neural networks (DNNs). The ISLGA overall process is the same as a common genetic ... -
The synthesis of current-mode automatic gain control
Collection: Theses (Master's degree) - Electronical and Computer Engineering / วิทยานิพนธ์ - วิศวกรรมไฟฟ้าและคอมพิวเตอร์Type: Thesis(Silpakorn University, 1/7/2022)The synthesis and design of a current-mode automatic gain control circuit are presented in this thesis. The circuit structure is based on MOSFET technology in the subthreshold region. The proposed circuit consists of 4 ...