Browse Items (25 total)
- Collection: Vol. 21, No. 6 2023
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TELKOMNIKA Telecommunication Computing Electronics and Control
A new frequency reconfigurable microstrip patch antenna based on implanting tuning capacitors
The research proposed a new electrically reconfigurable microstrip antenna via a lumped capacitor. Instead of using a varactor diode as a switching circuit which leads to a more complicated design by adding biasing circuits, our suggested antenna…
TELKOMNIKA Telecommunication Computing Electronics and Control
ALZO: an outdoor Alzheimer's patient tracking system using internet of things
Alzheimer's patients have an abnormal brain that affects some functionalities such as memory and motoric function. Some patients experience disorientation, such as losing their way back home, and impaired lower body motoric function, leading to…
TELKOMNIKA Telecommunication Computing Electronics and Control
Automatic point cloud segmentation using RANSAC and DBSCAN algorithm for indoor model
Indoor modeling is a crucial aspect of architecture, engineering, and construction (AEC) projects. While terrestrial laser scanners (TLS) are the most popular tool for acquiring indoor geometry, processing point clouds from TLS scans with manual…
TELKOMNIKA Telecommunication Computing Electronics and Control
Combination time-frequency and empirical wavelet transform methods for removal of composite noise in EMG signals
Electromyography (EMG) is a technique used to measure the electrical
activity in muscles during movement. Doctors commonly employ this method to quickly evaluate and identify conditions such as muscle problems, dystrophy, and neuropathies. The main…
activity in muscles during movement. Doctors commonly employ this method to quickly evaluate and identify conditions such as muscle problems, dystrophy, and neuropathies. The main…
TELKOMNIKA Telecommunication Computing Electronics and Control
Comprehensive review of the human body communication system for wireless body area network applications
The body area networks (BAN) structure is one of the advancements in
health monitoring innovations and the sharp rise in healthcare demand. With the help of a network of constantly running sensors, BAN technology aims to monitor vital physiological…
health monitoring innovations and the sharp rise in healthcare demand. With the help of a network of constantly running sensors, BAN technology aims to monitor vital physiological…
TELKOMNIKA Telecommunication Computing Electronics and Control
Design and simulation of high efficiency rectangular microstrip patch antenna using artificial intelligence for 6G era
Sixth-generation (6G) applications require ultra-speed and large-capacity
wireless communication services. Millimeter wave technology can be used to
satisfy these requirements, especially at 28 GHz. This paper study used the
Ansys® high-frequency…
wireless communication services. Millimeter wave technology can be used to
satisfy these requirements, especially at 28 GHz. This paper study used the
Ansys® high-frequency…
TELKOMNIKA Telecommunication Computing Electronics and Control
Design zigzag edge of S shape slot antenna by using SIW technology for 5G application
This study offers a 5G substrate integrated waveguide (SIW) antenna with vertical S zigzag shape slot. The suggested antenna's radiating patch depends on the shape of the slot. Two types of slots have been used, straight and zigzag S shape slot with…
TELKOMNIKA Telecommunication Computing Electronics and Control
Efficient 2D NZCC/MD code for SAC-OCDMA systems based on direct spectral/spatial dimension detection and WF
One dimensional (1D) spectral amplitude coding-optical code division
multiple access (SAC-OCDMA) systems are generally known by a strict
limitation in the number of users that can simultaneously connect. A main
solution to overcome this drawback…
multiple access (SAC-OCDMA) systems are generally known by a strict
limitation in the number of users that can simultaneously connect. A main
solution to overcome this drawback…
TELKOMNIKA Telecommunication Computing Electronics and Control
Enhancing of coverless image steganography capacity based on image block features
The idea of coverless information hiding has seen a great deal of development since it was initially introduced due to its effectiveness in
defeating steganalysis tools. However, the capacity for general coverless
information hiding methods to…
defeating steganalysis tools. However, the capacity for general coverless
information hiding methods to…
TELKOMNIKA Telecommunication Computing Electronics and Control
Evolutionary programming approach for securing medical images using genetic algorithm and standard deviation
The integrity and security of medical data have become a big challenge for healthcare services applications. Images of hidden text represent
steganography forms in which the image is exploited as an object to cover
information and data. So, the…
steganography forms in which the image is exploited as an object to cover
information and data. So, the…