Liton Chandra Paul, Sajeeb Chandra Das, Nayan Sarker, Rezaul Azim et al.
A wideband microstrip patch antenna (MPA) has been presented for fifth generation (5G) wireless application. The antenna is etched on Rogers RT 5880 (lossy) material (2.2, 0.0009) having compact size of $20\times 20\times 0.79\mathrm{mm}^{3}$. It shows gain of 5.22 dB, directivity of 7.48 dBi and VS...
Liton Chandra Paul, Sajeeb Chandra Das, Tithi Rani, S. M. Muyeen et al.
A slotted plus-shaped patch antenna (PSPA) with defected ground structure (DGS) is modelled and proposed for 5G Sub-6 GHz and WiMAX applications by using computer simulation technology (CST) MWS suite. The PSPA incorporates a rectangular slotted plus-shaped metal patch and a DGS. The PSPA is designe...
Liton Chandra Paul, Md. Tanvir Rahman Jim, Tithi Rani, Sarker Saleh Ahmed Ankan et al.
) of the π-slotted antenna are 35 mm and 31 mm respectively, which covers the operating frequency range 2.87-5.47 GHz. The MPA has a wide impedance bandwidth (2600 MHz), high radiation efficiency (90.88%), acceptable gain (2.647 dB) and low return loss (simulated: -36.81, measured: -25 dB). The VSWR...
Liton Chandra Paul, Sajeeb Chandra Das, Nayan Sarker, Md. Fatin Ishraque et al.
A low-profile microstrip patch antenna (LMPA) with defected ground structure (DGS) for 5G applications has been developed and proposed in the paper. The antenna has a large bandwidth of 5.85 GHz that supports huge data volume. The antenna is capable of operating from 25.52 GHz to 31.37 GHz with very...
Tithi Rani, Sajeeb Chandra Das, Md. Shakhawat Hossen, Liton Chandra Paul et al.
Nowadays, 5G driven wireless technology is getting more attention due to its capability of ensuring high bandwidth, faster data transfer, low latency and system-on-chip (SoC) compactness. New and more effective antenna designs are necessary for these radio communication systems. This research paper ...
Sajeeb Chandra Das, Srijit Paul, Ucchas Muhury, Akib Jayed Islam et al.
DRISHTI is a novel RFID-vision integrated assistive medication-verification system that combines RFID contactless scanning, quantized AI-based vision processing, and adaptive audio feedback to provide comprehensive medication-safety assurance.The architecture integrates an MFRC522 RFID reader for ra...
Srijit Paul, Sajeeb Chandra Das, Ucchas Muhury, Akib Jayed Islam et al.
Clinical federated learning faces critical challenges from statistical heterogeneity across healthcare institutions and privacy requirements for sensitive medical data.This work implements the foundational components of Fed-CliMask and proposes a comprehensive framework for privacy-preserving federa...
Sajeeb Chandra Das, Liton Chandra Paul, Md. Najmul Hossain, Md. Zulfiker Mahmud et al.
A dual band spiral-shaped patch antenna (SPA) is designed and proposed for 5G and WiFi-5/6 applications. The Rogers RT 5880 (lossy) substrate with a compact size of 20×20×0.79 mm <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">3</sup> has been used to d...
Liton Chandra Paul, Sajeeb Chandra Das, Md Nur Hossain, Wang‐Sang Lee
A wideband rose-shaped patch antenna is designed and presented for Sub-6 GHz wireless applications. The antenna consists of a rose-shaped radiating patch and a semi-circular slotted ground plane. The Rogers RT5880 (lossy) material is used as a substrate with a compact size of 20×35×0.79 mm <sup xmln...
Sarker Saleh Ahmed Ankan, Liton Chandra Paul, Tithi Rani, Sajeeb Chandra Das et al.
A planar monopole antenna array with partial ground plane and slots is designed for Sub-6 GHz applications. In this two element array antenna, each square element is symmetrically arranged along the horizontal direction and slotted on its two sides. The input impedance of the proposed antenna elemen...
Naymaa Rashid, Tithi Rani, Liton Chandra Paul, Sajeeb Chandra Das et al.
In this paper, a compact (40×40×0.79 mm<sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">3</sup>) wideband guitar-shaped antenna with defected ground structure (DGS) is designed and analyzed. Several techniques, including incorporating four symmetrical sl...