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Pengukuran Kekuatan Sinyal Receive Strangth Signal Indicator (RSSI) 4.5G VoLTE Provaider Telkomsel di Universitas Mataram: Signal Strength Measurement Receive Strangth Signal Indicator (RSSI) 4.5G VoLTE Provider Telkomsel at the University of Mataram Made Sutha Yadnya; I. G. P. Wedashwara Wedarama; I Wayan Sudiarta
JURNAL SAINS TEKNOLOGI & LINGKUNGAN Vol. 8 No. 2 (2022): JURNAL SAINS TEKNOLOGI & LINGKUNGAN
Publisher : LPPM Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jstl.v8i2.375

Abstract

This is an initial study to determine the quality of the 4.5G VoLTE signal in the area around the University of Mataram campus. This is done to get the Receive Strangth Signal Indicator (RSSI) measurement emitted by the Base Transceiver Station (BTS) owned by the Telkomsel provider at FMIPA because the VoLTE signal is unstable. The measurement method used is the drive-test. But the results are not entirely as desired. Because in some places it turns out that the quality of receiving power is very weak. Measurements obtained by drive-test carried out in the morning, afternoon, evening and night, obtained the difference in the average signal, the value of each measurement place so that it can be read more quickly converted from numbers to colors. The measurement results and theory were compared so that the RSSI level at Mataram University was obtained.
Penentuan Density Matrix Sistem Kuantum Satu Partikel Dimensi Satu dengan Metode Discretized Path Integral (DPI) Iyan Islamiyati; I Wayan Sudiarta; Lily Maysari Angraini
Jurnal Teori dan Aplikasi Fisika Vol 11, No 1 (2023): Jurnal Teori dan Aplikasi Fisika
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jtaf.v11i1.2886

Abstract

A mixed quantum system can be represented by a density matrix. By knowing the density matrix of the system, other thermodynamic properties of the system such as Helmholtz free energy and entropy can be determined. Computation of the density matrix of a one-dimensional single-particle quantum system using the discretized path integral(DPI) method is presented. The results of the DPI method were validated using the finite difference time domain (FDTD) method for a particle in an infinite square well and harmonic oscillator potentials. The results of density matrix, Helmholtz’s free energy and entropy have shown that the DPI method produces correct numerical values compared to the FDTD results. Then, the DPI method is used in the double-well potential by giving variations in barrier potential and temperature of the system. The results show that the particle will be tunneling when the barrier potential energy is more than the kinetic energy of the particle. The particle also can tunnel easily if the system has the higher temperature.
Pemodelan Redaman Hujan Sebagai Parameter Power Link Budjet Pada Base Transceiver Station (BTS) Jaringan 5G : Modeling Rain Attenuation as a Budjet Power Link Parameter in 5G Network Base Transceiver Station (BTS) Made Sutha yadnya; I Wayan Sudiarta; I Putu Gede Wirarama Wedashwara
JURNAL SAINS TEKNOLOGI & LINGKUNGAN Vol. 9 No. 3 (2023): JURNAL SAINS TEKNOLOGI & LINGKUNGAN
Publisher : LPPM Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jstl.v9i3.513

Abstract

Rain is a natural phenomenon that occurs in tropical climates during the period it occurs which is a nuisance in wireless communications. The research focus for 5G communications is ongoing to be able to overcome or mitigate rainy conditions. Rain data from satellite images is taken in the form of processed images with different color degradation. The resulting rainfall data is then converted into rain attenuation. This rain attenuation is used to predict noise interference from rain so that it can be overcome in rainy conditions. Statistical data from rain attenuation was modeled and generated numerically using ARMA which was modified to ARIMA so that observations from non-stationary to stationary. The ARIMA model value in this research is ARIMA (6,1,6).
Membangun Komputer Kuantum dengan Foton: Algoritma Simulasi Sistem Kuantum Optik Linier Ramadian Ridho Illahi; I Wayan Sudiarta; Marzuki Marzuki; Arif Budianto; Dani Syirojulmunir
BULETIN FISIKA Vol 25 No 2 (2024): BULETIN FISIKA
Publisher : Departement of Physics Faculty of Mathematics and Natural Sciences, and Institute of Research and Community Services Udayana University, Kampus Bukit Jimbaran Badung Bali

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/BF.2024.v25.i02.p07

Abstract

The evolution of quantum states on photons in linear optical systems has diverse applications, ranging from fundamental to advanced quantum optics experiments for quantum information processing. This research aims to develop a simulation algorithm that focuses on modeling optical elements as a way to study the behavior of quantum states in photons. An implementation of quantum computation with linear optics has been developed as part of the simulation in this research. The configuration of the quantum network is done by modeling optical components, such as beam splitters, phase shifters, and the relationships between their components through matrix representations. The measurement results are expressed in terms of probability distributions, taking into account the effects of the optical elements through which the photons are transmitted. The simulation is capable of performing calculations for basic quantum networks with certain initial quantum states. Through this simulation, we can define quantum networks and intuitively implement quantum algorithms using simple instructions.
Rancang Bangun Sistem Satu Data sebagai Strategi Peningkatan Mutu Pendidikan Tinggi di Universitas Mataram Mohammad Zaenuddin Hamidi; Ahmad Zafrullah Mardiansyah; I Wayan Sudiarta; Halil Akhyar
Jurnal Teknologi Informasi dan Multimedia Vol. 7 No. 3 (2025): August
Publisher : Sekawan Institut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35746/jtim.v7i3.781

Abstract

The quality of higher education greatly depends on the accuracy and consistency of data used in decision making and accreditation processes. At the University of Mataram, various information systems have been developed separately, such as the Academic Information System (SIA), the New Student Admission System (PMB), the Research and Community Service Information System (SIMLITABMAS), and the Lecturer Performance Information System (BKD). However, the lack of integration among these systems has resulted in fragmented data, which is often unsynchronized and complicated the quality reporting process. This study aims to design and develop an integrated information system based on the One Data approach, which consolidates various primary data sources into a centralized platform within the University of Mataram. The advantages of the developed system lie in its direct integration with PDDIKTI, enabling automated data retrieval and submission through the national central system. This research adopts a Research and Development (R&D) approach with a Waterfall based software development method, consisting of the stages of requirement analysis, system design, implementation, testing, and evaluation. The results show that the developed system is able to integrate data from various existing systems and presenting it in a consistent format that is easily accessible by relevant units, with testing results achieving a 100% success rate. The system has been proven to support efficiency in reporting and monitoring processes for higher education quality in a more accurate manner. In conclusion, the One Data system contributes significantly to improve the quality of data governance and quality assurance processes in higher education and can serve as a foundation for the development of a more holistic and sustainable academic data ecosystem.