Browse Items (67 total)
- Collection: Vol. 18, No. 6 2020
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TELKOMNIKA Telecommunication, Computing, Electronics and Control
Raised cosine/NRZ line coding techniques for upgrading free space optical communication systems through various levels of fog
This study examines raised cosine/NRZ line coding techniques for upgrading free space optical (FSO) communication systems through various levels of fog. The max. Q factors are simulated and estimated for clear air, light fog, and moderate fog weather…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Power saving and optimal hybrid precoding in millimeter wave massive MIMO systems for 5G
The proliferation of wireless services emerging from use cases of fifth-generation (5G) technology is posing many challenges on cellular communication infrastructure. They demand to connect a massive number of devices with enhanced data rates. The…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Adopted topic modeling for business process and software component conformity checking
Business processes and software components, especially class diagrams, have a firm connection. Considering software components support the business process in providing an excellent product and service. Besides, business process changes affect on…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Design and software implementation of radio frequency satellite link based on SDR under noisy channels
The satellite communication provide a utilization of radio frequency links. Specific frequencies are dedicated for satellite correspondences through global administrative and coordination procedures which keeps impedance among frameworks. Over…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Potentials of solar power plant in Waru Tua
Penajam Paser Utara Regency is located on the coast of East Kalimantan
Province. This regency has a huge solar resource potential, but the agreement in this regency still lacks electricity networks and can be resolved by the people in this regency…
Province. This regency has a huge solar resource potential, but the agreement in this regency still lacks electricity networks and can be resolved by the people in this regency…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Improved fuzzy c-means algorithm based on a novel mechanism for the formation of balanced clusters in WSNs
The clustering approach is considered as a vital method for many fields such as machine learning, pattern recognition, image processing, information retrieval, data compression, computer graphics, and others. Similarly, it has great significance in…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
A modified Cuk DC-DC converter for DC microgrid systems
A new efficient step-up direct current- direct current (DC-DC) power
converter that is suitable for DC microgrid systems is proposed in this paper. The proposed step-up DC-DC converter is derived from the conventional Cuk DC-DC power converter.…
converter that is suitable for DC microgrid systems is proposed in this paper. The proposed step-up DC-DC converter is derived from the conventional Cuk DC-DC power converter.…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
A beamforming comparative study of least mean square, genetic algorithm and grey wolf optimization algorithms for multipath smart antenna system
Multipath environment is a limitation fact in optimized usage of wireless networks. Using smart antenna and beamforming algorithms contributed to that subscribers get a higher-gain signal and better directivity as well as reduce the consumed power…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Reconfigurable ultra wideband to narrowband antenna for cognitive radio applications using PIN diode
Frequency reconfigurable antennas are very attractive for many wireless applications. They offer many advantages such as simplicity and compactness. In this electronic paper, we propose a reconfigurable antenna operating in the S and C bands. The…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Classification and evaluation of digital forensic tools
Digital forensic tools (DFTs) are used to detect the authenticity of digital
images. Different DFTs have been developed to detect the forgery like (i)
forensic focused operating system, (ii) computer forensics, (iii) memory
forensics, (iv) mobile…
images. Different DFTs have been developed to detect the forgery like (i)
forensic focused operating system, (ii) computer forensics, (iii) memory
forensics, (iv) mobile…