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30.517  Articles
1 of 3.053 pages  |  10  records  |  more records»
Saat ini lahan parkir untuk kendaraan sudah menjadi kebutuhan masyarakat, sehingga banyak pengelola parkir menerapkan berbagai sistem demi kenyamanan dan keaamanan pengguna, Salah satu Teknologi yang diterapkan pada sistem parkir adalah menggunakan Radio ... see more

Radio Frequency (RF) fingerprinting is widely applied for indoor positioning due to the existing Wi-Fi infrastructure present in most indoor spaces (home, work, leisure, among others) and the widespread usage of smartphones everywhere. It corresponds to a... see more

The remarkable technology for seamless integration of wireless and optical networks is radio frequency signals over Free Space Optics (FSO). This research study and simulation examine the design and evaluation performance of Radio Frequency over FSO (RF-F... see more

The article is devoted to the development of a printed ultra-wideband miniature antenna that can be used for microwave radiometry. An antenna design with a ring-shaped radiator has been proposed, which provides reception of microwave radiation from biolog... see more

Due to an increase in the number of radio devices with different types of signals and to increase the speed of information transmission, it is necessary to take into account the increase in the probability of erroneous reception of signals as a result of ... see more

In this study, Global positioning system (GPS) simulation is employed to study the effect of radio frequency interference (RFI) on the accuracy of two handheld GPS receivers; Garmin GPSmap 60CSx (evaluated GPS receiver) and Garmin GPSmap 60CS (referenc... see more

Synthetic aperture radar (SAR) is a special type of active microwave sensor, which has got a wide range of applications in remote sensing. However, the performance of SAR systems may be affected by radio frequency interference (RFI) in several geographic ... see more

Radio frequency seeker model, including receiver angle error noise modelling and filtering of noise from seeker measurement, is presented in this paper. The effects of eclipsing, radar cross section fluctuation, etc on seeker sight-line rate measurement a... see more

Aim of the work. Analysis of the possibilities of the different methods of RFA of lung and pleura tumors. Material and methods. There were considered the different methods of radio-frequency ablations using FOTEK-150 apparatus in 186 patients with the mal... see more

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