Browse Items (26 total)
- Collection: VOL. 23, NO.1 2025
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1×2 microstrip patch antennas array for mm-waves 5G application
In this paper we present the design of an antenna array for 5G applications. The proposed prototype of the antenna array is design to function at both 24 GHz and 27 GHz frequencies, utilizing Rogers RT5880 with a permittivity equal to 2.2 and a loss…
79 GHz three stacked cylindrical dielectric resonator antenna array for automotive radar systems
Very high gain and sharp radiation beam of an original antenna array design, made of 16 linear three stacked cylindrical dielectric resonator antennas (three ScCDRA), is proposed in this work for automotive short-range radar (SRR) applications…
A comparative analysis of transfer learning models on suicide and non-suicide textual data
The rise of social media has allowed individuals to express themselves freely, increasing the visibility of mental health concerns, including suicidal tendencies. This issue is particularly significant, as suicide is one of the leading causes of…
BER performance in NOMA downlink transmission using AWGN, Rayleigh, and Rician fading channels
5G wireless technology is accessible to a much larger user base compared to previous cellular networks. Users can connect to base stations (BSs) in a variety of methods, including of frequency division multiplexing (FDM), orthogonal frequency…
Comparative analysis of cross-platform development methodologies: a comprehensive study
In an era marked by the proliferation of devices and operating systems, delivering native-feeling applications across platforms has become indispensable. This paper scrutinizes native development through the lens of cross-platform frameworks,…
Customer segmentation in e-commerce: K-means vs hierarchical clustering
Customer segmentation is important for e-commerce companies to understand and target different customers. The primary focus of this work is the application and comparison of K-means clustering and hierarchical clustering, unsupervised machine…
Deep learning-based palm tree detection in unmanned aerial vehicle imagery with Mask R-CNN
Oil palm is highly valuable in tropical regions like Southeast Asia, including Indonesia. Therefore, accurate monitoring of oil palm trees is necessary for operational efficiency and reducing its environmental impact. Geospatial data, such as…
Designing a marketplace system to assist incubators in higher education in fostering technopreneurship
Technology-based startups play a vital role in boosting the Indonesian economy. However, many face sustainability challenges due to misalignment with market needs and a lack of comprehensive understanding of business processes. This condition demands…
Designing common-source low noise amplifier utilizing GaN HEMT for sub-6 GHz in 5G wireless applications
In the domain of gallium nitride based high electron mobility transistors (GaN HEMT), this work refines a class A low noise amplifier (LNA) tailored for fifth generation (5G) wireless applications within the sub-6 GHz band. Employing a common-source…