Browse Items (67 total)
- Collection: Vol. 18, No. 3 2020
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TELKOMNIKA Telecommunication, Computing, Electronics and Control
Effects of noises on near infrared sensor for blood glucose level measurement
This paper proposed the method of measuring glucose level in solution using near infrared light (NIR) and photodiode sensor. We studied noises that occurred on the output signal of NIR sensor in three different room
conditions in order to know the…
conditions in order to know the…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Fractal analysis of electrical tree grown in silicone rubber nanocomposites
Electrical treeing is one of the main reasons for long-term degradation
of high voltage insulation especially in the cable accessory which commonly made from silicone rubber due to non-uniformly structures of the cable accessories. Recently, the…
of high voltage insulation especially in the cable accessory which commonly made from silicone rubber due to non-uniformly structures of the cable accessories. Recently, the…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Green-emitting Gd2O2S:Tb3+ and red-emitting Y3Al5O12:Cr3+ phosphors: a suitable selection for enhancing color quality of remote phosphor structure
This article demonstrates green-emitting phosphor Gd2O2S:Tb3+ and
red-emitting phosphor Y3Al5O12:Cr3+ application in the triple-layer phosphor WLED to enhance optical performance. The arrangement of phosphor layers in the WLED is red phosphor…
red-emitting phosphor Y3Al5O12:Cr3+ application in the triple-layer phosphor WLED to enhance optical performance. The arrangement of phosphor layers in the WLED is red phosphor…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Identifier of human emotions based on convolutional neural network for assistant robot
This paper proposes a solution for the problem of continuous prediction in real-time of the emotional state of a human user from the identification of characteristics in facial expressions. In robots whose main task is the care of people (children,…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Image denosing in underwater acoustic noise using discrete wavelet transform with different noise level estimation
In many applications, Image de-noising and improvement represent essential processes in presence of colored noise such that in underwater. Power spectral density of the noise is changeable within a definite frequency range, and autocorrelation noise…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Improved quality of service-based cloud service ranking and recommendation model
One of the ongoing technologies which are used by large number of
companies and users is cloud computing environment. This computing
technology has proved that it provides certainly a different level of
efficiency, security, privacy, flexibility…
companies and users is cloud computing environment. This computing
technology has proved that it provides certainly a different level of
efficiency, security, privacy, flexibility…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
IoT-based guppy fish farming monitoring and controlling system
Nowadays, monitoring of guppy fish farming is still done manually.
A monitoring and control system is needed to make it easier for guppy fish farmers. This system consists of a sensor module and monitoring module. Sensor module detects the value of…
A monitoring and control system is needed to make it easier for guppy fish farmers. This system consists of a sensor module and monitoring module. Sensor module detects the value of…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Knowledge internalization in e-learning management system
Knowledge management (KM) is gaining significance as a worthy
research subject due to its contribution to the success of wide range of organizations, including higher education institutions. Knowledge internalization is mainly related to capability…
research subject due to its contribution to the success of wide range of organizations, including higher education institutions. Knowledge internalization is mainly related to capability…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Low-frequency response test device of electret condenser microphone
Arterial pulse measurement using electret condenser microphone requires the standard to validate the value of the measurement. This standard requires the test device to reproducing the mechanical vibration to emulate the arterial pulse vibration. The…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Maximising system throughput in wireless powered sub-6 GHz and millimetre-wave 5G heterogeneous networks
Millimetre wave (mm-Wave) bands and sub-6 GHz are key technologies in solving the spectrum critical situation in the fifth generation (5G) wireless networks in achieving high throughput with low transmission power. This paper studies the performance…