Search
1927 articles for “fine/course mobile signal” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
Nothing matched all of your words, so these match any of them.
-
Path Guidance for Blind Person using Ultrasonic Sensor
Abstract: AbstractIn this paper, the proposed designed system a user-friendly system for visually disable people which helps visually impared people to detect objects in the path and show the direction for destination. Ultrasonic sensor determines the presence of object in front of the user as it finds any object, it transmits a signal to the microcontroller. It results to the output of buzzer sound. Global system for mobile application is used …
Published in Recent Trends in Electronics Communication Systems · Vol. 4, Issue 3, 2017 · pp. 13–16 Read article
-
Detection of LPG using AVR Microcontroller
Abstract: AbstractThis paper deals with the designing of a system for the detection of the presence of LPG leakage. This device detects the leakage of gas at any place that could be in a car, in service station, storage tank or in a home. As the device sense the gas leakage, buzzer generates a high-volume signal with LED turn ON, and notification to user mobile. The sensor not only sense the …
Published in Recent Trends in Electronics Communication Systems · Vol. 4, Issue 3, 2017 · pp. 9–12 Read article
-
Simulation of Different Propagation Models for WiMAX channel under Different Environments
Abstract: Today the Worldwide Interoperability of Microwave Access (WiMAX) technology is gaining popularity and gaining increasing acceptance as a Broadband Wireless Access (BWA) system. It is a IEEE 802.16 standard wireless communication technology that provides high speed data over a wide area. It is a point-to-point technology for using a multi-point wireless network. It has potential success in its line of sight (LOS) and non-linear (NLOS) operating conditions under the frequency …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 2, 2021 · pp. 35–45 Read article
-
An Efficient Fault Detection and Localization System for Three-Phase Transmission Line using Arduino and Artificial Neural Networks
Abstract: This paper presents an efficient fault detection and localization system for a three-phase transmission line using Arduino and artificial neural networks. Theproposed system is designed to detect and localize faults in real-time, reducing the downtime and improving the reliability of the power system. The system consists of three main components: the fault detection unit, the fault classification unit, and the fault localization unit. The fault detection unit uses Arduino microcontroller …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 3, 2022 · pp. 35–42 Read article
-
A Framework on Healthcare Monitoring System
Abstract: AbstractHealthcare monitoring system reduces healthcare expenses by remotely monitoring the health of patients. Healthcare applications gaining high popularity due to the features like mobility, flexibility and ease of monitoring the patient. Nowadays various type of HMS are available in market from which some are based on WSN (Wireless Sensor Network), WBAN (Wireless Body Area Network). This type of system is mostly implemented in urban areas rather than rural areas. But …
Published in Recent Trends in Sensor Research & Technology · Vol. 5, Issue 3, 2018 · pp. 5–9 Read article
-
Wireless Network: A Review
Abstract: AbstractWith the advent of wireless and sensor technologies, human efforts have been greatly reduced in terms of gaining information at different areas by supplanting wired infrastructure. They also provide access to movable gadgets. The demerits of wireless devices are they have poor signal, mobility, enhancement in data rate, limiting size and cost, client security and (Quality of administration) QoS because of their small size and transmission capacity.Keywords: Wireless Local Area …
Published in Recent Trends in Sensor Research & Technology · Vol. 4, Issue 1, 2017 · pp. 23–24 Read article
-
Carbon Footprints and Imposition of Tax
Abstract: AbstractThe IOT based project is designed to keep an account on excessive use of carbon by industries. A dynamic tax is imposed when carbon level exceeds its threshold. Tracking down the carbon footprint of every product using the blockchain would shield the data from tampering and it can be used to figure out the amount of carbon tax that is to be charged at the point of sale. If an …
Published in Recent Trends in Sensor Research & Technology · Vol. 7, Issue 1, 2020 · pp. 23–29 Read article
-
Autonomous Utility Bot with Self Balancing and Obstacle Avoidance
Abstract: Over the last decade, there has been a surge in global interest in two-wheeled self-balancing robot research. The kinematics model of a two-wheeled self-balancing autonomous mobile robot is described in this paper. After the mechatronics system design for the robot is completed, the analysis of the entire kinematics model can be divided into two wheels and a body. The velocity decompositions of the robot wheel and body are then examined. …
Published in Recent Trends in Sensor Research & Technology · Vol. 9, Issue 2, 2022 · pp. 18–24 Read article
-
VIGILENS-An Innovative Anti Sleep and Alert System
Abstract: This project aims to create an advanced Anti-Sleep Alarm System meticulously crafted to detect and mitigate the dangers of driver fatigue in real-time. Designed with a keen focus on both effectiveness and ease of implementation, Vigilens offers a comprehensive approach to enhancing road safety for all. Central to Vigilens is its utilization of cutting-edge technology housed within a pair of specially engineered goggles. These goggles are equipped with a sophisticated …
Published in Recent Trends in Sensor Research & Technology · Vol. 10, Issue 3, 2023 · pp. 19–28 Read article
-
Performance Evaluation and Operation of DSP Control UPS System
Abstract: An uninterruptible power supply (UPS) is a power controller that gives emergency electricity to a load when the mains energy fails. In on-line UPS, the load is always connected to the inverter though the UPS static switch. Specialized expertise is required for collection, analysis, and dissemination of technical information relating to high quality uninterruptible power systems. Inherent in these responsibilities is the coordination of technical and contractual matters relating to …
Published in Trends in Electrical Engineering · Vol. 8, Issue 1, 2018 · pp. 1–13 Read article
-
Home Automation System using Android Application
Abstract: Automation systems are getting popularity nowadays and are being used at various places. This proposed system focuses on the need of the handicapped people and also can control home appliances from outdoor as well as indoor location which is the main aim of this project. It is able to control electrical appliances by using android App, but it can be designed for specific application depending on the user’s needs, while …
Published in Trends in Electrical Engineering · Vol. 7, Issue 1, 2017 · pp. 19–24 Read article
-
Light Sensor Circuit
Abstract: The presence of light increases current in the photo diode or phototransistor. LM317 supplied lower voltage DC power in the circuit. Capacitors are connected in parallel with the DC output in order to filter out any high frequency AC signal coming from the noise. NE555P Timer produced accurate oscillation. BPV11 is used as a photodiode. LM311 is the comparator and the light on/off is converted to low/ high of the …
Published in Trends in Electrical Engineering · Vol. 9, Issue 2, 2019 · pp. 7–11 Read article
-
The Emergence of REM Detection Algorithm
Abstract: The objective is to use these EEG features for developing a simple algorithm capable ofdetecting REM stage epochs. Both these objectives ultimately aid the development of a sleepstaging algorithm that could be used as part of a truly wearable sleep system. Spectral edgefrequency (SEF) is the frequency below which a certain fraction of the signal powerKeywords: EEG, EEG channel, REM, Spectral edge frequency, SEFd, signal
Published in Trends in Electrical Engineering · Vol. 10, Issue 1, 2020 · pp. 43–49 Read article
-
Implementation of Optical XOR Gate and Gray to Binary Code Converter Using Mach-Zehnder Interferometer
Abstract: AbstractWith the progress in optical communication system, optical networks are demanding of all optical devices to improve the speed, power and to reduce the attenuation during transmission of signals. In this paper, execution of gray to binary code converter with the aid of semiconductor optical amplifier (SOA) based Mach-Zehnder interferometer (MZI) is proposed, with the help of all-optical XOR logic gate, which is also demonstrated by using SOA-MZI, where CW …
Published in Trends in Opto-electro & Optical Communication · Vol. 7, Issue 1, 2017 · pp. 1–5 Read article
-
Throughput Analysis of Proactive and Reactive MANET Routing Protocols Over FTP and CBR
Abstract: communicating with nodes while not the utilization of network infrastructure or any centralized administration. Manet is taken into account a group of a wireless mobile node. there's variety of manet routing protocol or are developed however these all the protocols don't seem to be capable of manufacture economical routing of packet in sizable amount of node because as a result of their own limitations. Ad hoc routing technology has been …
Published in Trends in Opto-electro & Optical Communication · Vol. 5, Issue 2, 2015 · pp. 23–26 Read article
-
A Novel Approach to Design Underground Fault Locator in Power Cable
Abstract: AbstractIt is very difficult to find the exact location of cable fault in underground cables; generally, these problems occur in metropolitan cities. A large amount of money is invested in digging the earth. This problem leads to design this project to find out the exact location of the error occurs in the underground cables from the side of the feeder and liquid crystal display show the distance in kilometer and …
Published in Trends in Opto-electro & Optical Communication · Vol. 10, Issue 1, 2020 · pp. 31–35 Read article
-
Simulation of Wavelength Division Multiplexing Based Fiber Optic Link by Using Different Types of Dispersion Compensating Fiber
Abstract: Wavelength division multiplexing multiplies various optical signals on a single optical fiber by using different wavelengths of laser light at the transmitter end and demultiplex them into multiple optical signal at the receiver end . We want to improve overall system performance and reduced as much as possible the transmission performance influenced by the dispersion, several dispersion compensation technologies are involved. In this paper we have studied the WDM based …
Published in Trends in Opto-electro & Optical Communication · Vol. 11, Issue 1, 2021 · pp. 19–24 Read article
-
Analysis Of Routing Protocols In Manet
Abstract: Mobile ad-hoc network (MANET) may be set up without any infrastructure or centralized controller. It could be built quickly in rural regions, military zones, and in emergency cases like earthquake. 3 unique types of routing protocols were classified according to their work's nature that are Proactive, Reactive and Hybrid routing protocols. Because of the mobility function of MANET nodes, routing protocols play critical role in determining the network efficiency in …
Published in Trends in Opto-electro & Optical Communication · Vol. 11, Issue 2, 2021 · pp. 13–17 Read article
-
Use of the Visible Spectrum of Light and Light Transmission: A Review
Abstract: Almost everyone uses the internet today, either over a wired or wireless network, to complete their tasks. Everyone, including businesses, organisations, entrepreneurs, and institutions, is concerned about accessing the right information at the right time and place, so internet speed is a significant issue. Then you need technology, a wide range of channels, and quick internet connectivity. According to 1EEE 802.11n specifications, wireless fidelity (Wi-Fi) provides a speed of 150 …
Published in Trends in Opto-electro & Optical Communication · Vol. 12, Issue 3, 2022 · pp. 31–36 Read article
-
Driver Drowsiness Detection System Using Python, OpenCV and Raspberry Pi
Abstract: The number of accidents and deaths can be greatly decreased by using intelligent systems to prevent auto accidents. Human mistakes, such as drowsy driving, are one of the variables that significantly contribute to accidents. The system looks for symptoms of fatigue and sleepiness on a person's face while they are driving. It is based on an image processing technique. This project presents a way to analyze and anticipate driver drowsiness …
Published in Trends in Opto-electro & Optical Communication · Vol. 13, Issue 2, 2023 · pp. 6–15 Read article