Browse Items (67 total)
- Collection: Vol. 18, No. 6 2020
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TELKOMNIKA Telecommunication, Computing, Electronics and Control
Evaluation of leachate turbidity reduction in sanitary landfills following a coagulation/flocculation process enhanced by vegetable starch and thermal water
This study evaluates the reduction of leachate turbidity in landfills after
applying a mixture of banana starch and thermal water. Principal component analysis was applied to study the combined effect with four variables: pH, concentration of starch…
applying a mixture of banana starch and thermal water. Principal component analysis was applied to study the combined effect with four variables: pH, concentration of starch…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Vein palm recognition model using fusion of features
One of the most promising mechanisms in the field of security and information safety is authentication based on palm vein. The main reasons that vein palm becomes an authentication method is because of its distinctive privacy, as it is difficult to…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Mitigation of non-linear four-wave mixing phenomenon in a fully optical communication system
This paper aims to point out the nonlinear phenomenon occurring in coarse/dense wavelength division multiplex (C/D-WDM) systems. This phenomenon has to be taken into account during the design of the optical network itself, as wavelengths in the…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Vehicle logo recognition using histograms of oriented gradient descriptor and sparsity score
Most of vehicle have the similar structures and designs. It is extremely
complicated and difficult to identify and classify vehicle brands based on their structure and shape. As we require a quick and reliable response, so vehicle logos are an…
complicated and difficult to identify and classify vehicle brands based on their structure and shape. As we require a quick and reliable response, so vehicle logos are an…
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
A miniaturized printed UWB antenna with dual notching for X-band and aeronautical radio navigation applications
A low cost miniaturized ultra-wideband (UWB) microstrip antenna with dual notched band for X band and aeronautical radio navigation (ARN) is presented in this article. The antenna (19×25 mm2 ) is composed of a half-circular ring as a radiation patch…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Direct split-radix algorithm for fast computation of type-II discrete Hartley transform
In this paper, a novel split-radix algorithm for fast calculation the discrete Hartley transform of type-II (DHT-II) is intoduced. The algorithm is established through the decimation in time (DIT) approach, and implemented by splitting a length N of…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
A new clustering technique based on replication for MANET routing protocols
The cluster head nodes in most mobile ad hoc networks (MANET) clustering protocols take on an extraordinary role in managing routing information. The reliability, efficiency and scalability of the clustering in MANET will ultimately be dramatically…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Fall risk in the aging population: fall prevention using smartphones technology and multiscale sample entropy
Falls are an important aspect of older people's health because they trigger major injuries and even death in one-third of fallen patients, making them a major public health problem. Given the risk of physical and psychological injury, if serious…
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…