J
JOTECS
Vol 02 · No 01 · 2026
Vol 02 · No 01 · 2026

Telecommunications,
Electronics &
Computer Science.

An open-access, peer-reviewed journal publishing original research from Indonesia and beyond. Four articles in this issue — covering 5G, IoT, antenna design, and microstrip systems.

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About the journal
J.

JOTECS is published twice a year by the Department of Telecommunication Engineering at Politeknik Negeri Padang. We publish original research articles, review papers, and short communications across the full stack of modern electronic systems — from antennas to algorithms.

All articles are released under the Creative Commons Attribution-ShareAlike 4.0 International License. No article processing charges. No paywalls. Authors retain copyright; readers get free, immediate access.

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01
Current issue

Volume 02, Number 01.

Four papers on 5G performance, IoT-based BTS security, UWB MIMO antenna design, and a 2.4 GHz microstrip patch.

All articles
Pages 1–5DOI 10.XXXX/jotecs.v2n1p01

Performance Analysis of 5G Network in Urban

Maya Dwi Anita
[Placeholder abstract — replace with real abstract from PDF]. This paper evaluates the performance of fifth-generation mobile networks deployed in dense urban environments, with emphasis on throughput, latency, and handover reliability across heterogeneous cell types.
5G · Urban network · Throughput · Latency
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Pages 6–12DOI 10.XXXX/jotecs.v2n1p02

Design of a Compact 4×4 Ultra-Wideband MIMO Antenna with Quadra Band-Notch Characteristics

Muhammad Rhevin Adilla, Annisa Khairani
[Placeholder abstract — replace with real abstract from PDF]. A compact 4×4 UWB MIMO antenna system with four independent band-notches is designed on a low-cost FR-4 substrate and validated against measured S-parameters and envelope correlation coefficient.
UWB · MIMO · Band-notch · FR-4
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Pages 13–18DOI 10.XXXX/jotecs.v2n1p04

Multi-Sensor Security System Based on IoT for Detecting Intrusions in BTS Towers

Fanny Julia Rezki, Shinta Marviola
[Placeholder abstract — replace with real abstract from PDF]. A low-cost multi-sensor intrusion-detection system for base transceiver station towers, integrating vibration, tilt, and infrared sensors through an ESP32-based IoT gateway with cloud alerting.
IoT · BTS security · Intrusion detection
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Pages 19–23DOI 10.XXXX/jotecs.v2n1p03

Rectangular Microstrip Antenna Design On Frequency Range 1 to 5 GHz and Working Frequency 2.4 GHz

Wendra Wendra Satria Utama
[Placeholder abstract — replace with real abstract from PDF]. Design and simulation of a rectangular microstrip patch antenna optimised for broadband coverage from 1 to 5 GHz with a tuned working frequency at 2.4 GHz for WLAN applications.
Microstrip · 2.4 GHz · Patch antenna
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Call for papers

Submit your research to JOTECS.

Open submissions for Vol 02 No 02 (July 2026). Original research, review articles, and short communications in telecommunications, electronics, and computer science. No fees. Peer-reviewed. Open access.

Submission guidelines →
Open access · indexed · archived

Released under CC BY-SA 4.0. Read, redistribute, remix — with attribution.

CC BY-SA 4.0 Open Access Peer Reviewed No APC DOI Assigned Politeknik Negeri Padang