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Search results for: frequency
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Year: 2013, Volume: 13, Number: 4
... On the other side, average current mode control offers the advantage of both constant frequency operation and low harmonic distortion [4]. Digital controllers have rapidly penetrated ... R. D. Middlebrook, "Modeling and analysis of switching dc-to-dc converters in constant-frequency is also general and only typical converter values for the current programmed mode, ...
Year: 2018, Volume: 18, Number: 1
... the sensor pulsate properties of the optical sensor operating in the passive synchronously with the frequency of 40Hz [36]. In this mode. Section III describes the ... the presence of ambient light only (passive tracking hand gestures with passive RFID (Radio-frequency mode). The orientations of the device in reference to the light identification ...
Year: 2013, Volume: 13, Number: 4
... tags and readers via a wireless radio attacker, it can cause privacy issues. frequency band, is being used actively in many areas [5-7], Replay ... query message from the reader are always supposed to respond to any The RFID (Radio-frequency identification) system, which message. If the tag's response is fixed or ...
Year: 2018, Volume: 18, Number: 1
... Advances in Electrical and Computer Engineering Volume 18, Number 1, 2018 Active Frequency Stabilization Method for Sensitive Applications Operating in Variable Temperature Environments Adrian DONE1, Alin-Mihai CÄ‚ILEAN1,2, Adrian GRAUR1,2 1 Integrated Center for research, development and innovation in Advanced Materials, Nanotechnologies, and Distributed Systems for fabrication and control ...
Year: 2023, Volume: 23, Number: 4
... Advances in Electrical and Computer Engineering Volume 23, Number 4, 2023 The Constellation Modification in Frequency Multiplication on MPSK Data Transmission Ã-zgün ERSOY1, Murat Can KARAKOÇ1, 2, Asaf Behzat ÅžAHÄ°N1 1 Ankara Yıldırım Beyazıt University, Faculty of Engineering and Natural Sciences, Electrical and Electronics Engineering Department, Turkey 2 Erzurum Technical University ...
Year: 2008, Volume: 8, Issue: 2
... University Chernivtsi, Ukraine, Kotsiubynsky str. 2, 58012 m.ivanchuk@chnu.edu.ua Abstract — Improvement of an autodyne Nuclear quadruple resonance spectrometer is offered. The change of frequency of oscillatory LC circuit of the spectrometer is carried out in two ways: by varicap and variable capacitor. A processor module for the capacitor and varicap control ...
Year: 2014, Volume: 14, Number: 4
... Advances in Electrical and Computer Engineering Volume 14, Number 4, 2014 Fingerprint Ridge Frequency Estimation in the Fourier Domain Victor-Valeriu PATRICIU, Stelian SPÃŽNU Faculty of Military Electronic and Information Systems, Military Technical Academy, 39-49 George Cosbuc Ave., Sector 5, 050141, Bucharest, Romania vip@mta.ro, ss@mta.ro ...
Year: 2017, Volume: 17, Number: 1
... Advances in Electrical and Computer Engineering Volume 17, Number 1, 2017 A New Method for Maintaining Constant Dither Amplitude in Low Frequency PWM Hoon KANG1, Jinyoung PARK2, Jungwoo CHO2, Jonghyoung KIM1, Jooyoung OH3 1 Ultimate Manufacturing R&D Group, Korea Institute of Industrial Technology, Republic of Korea 2 Technology Convergence ...
Year: 2010, Volume: 10, Issue: 1
... Advances in Electrical and Computer Engineering Volume 10, Number 1, 2010 Fundamental Frequency Estimation of the Speech Signal Compressed by MP3 Algorithm Using PCC Interpolation Zoran N. MILIVOJEVIC1, Milorad D. MIRKOVIC2, Sladjana M. MILIVOJEVIC3 1 Technical College, Aleksandra Medvedeva 20, Nis, Serbia. Faculty of Technical Science, Kosovska ...
Year: 2021, Volume: 21, Number: 2
... Besides attaching tuning stub elements to radiating patch to has been found that with certain stub dimensions the operating obtain multi band characteristics [6-8] a U-shaped open stub frequency shifts about 24% -27% to the lower ranges and it is possible to design the antenna with more compact sizes at these has been proposed for ...
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