Results 51 to 60 of about 568,091 (189)

Optimal Policy Derivation for Transmission Duty-Cycle Constrained LPWAN [PDF]

, 2018
Low-power wide-area network (LPWAN) technologies enable Internet of Things (IoT) devices to efficiently and robustly communicate over long distances, thus making them especially suited for industrial environments.
Chen, T., Garcia-Haro, J., Garcia-Sanchez, A-J., Sandoval, R. M.   +3 more
core   +1 more source

Pulse width control loop as a duty cycle corrector [PDF]

Serbian Journal of Electrical Engineering, 2004
The clock distribution and generation circuitry forms a critical component of current synchronous digital systems. A digital system’s clocks must have not only low jitter, low skew, but also well-controlled duty cycle in order to facilitate versatile ...
Jovanović Goran, Stojčev Mile K.
doaj   +1 more source

Constant DC output boost converter for solar system sourace model [PDF]

, 2013
A Neural network controller of DC-DC boost converter is designed and presented in this project. In order to control the output voltage of the boost converter, the controller is designed to change the duty cycle of the converter. The mathematical model
Eldagdag, Nabil Musbah
core  

Clock Frequency Optimization of a Compensated Spread-Spectrum Controller in Buck Converters

IEEE Access
This research investigates the spread-spectrum technique’s impact on buck converters, with a focus on electromagnetic emissions and output voltage ripple.
Jurica Kundrata, Adrijan Baric
doaj   +1 more source

Impact of Beacon Order and Superframe Order on IEEE 802.15.4 for Nodes Association in WBAN

EAI Endorsed Transactions on Energy Web, 2018
IEEE 802.15.4, Low data Rate low power Wireless Personal Area Network (LR-WPAN) standard uses fixed duty cycle of the superframe operation. Fixed duty cycle operation of the stated standard suffers from several network issues like Personal Area Network ...
Adil Sheraz, Wajid Ullah Khan, Javed Iqbal Bangash, Syed Irfan Ullah, Abdus Salam, Abdul Waheed Khan, Sheeraz Ahmed   +6 more
doaj   +1 more source

Energy Efficient Duty Cycle Design based on Quantum Immune Clonal Evolutionary Algorithm in Body Area Networks

EAI Endorsed Transactions on Energy Web, 2016
Duty cycle design is an important topic in body area networks. As small sensors are equipped with the limited power source, the extension of network lifetime is generally achieved by reducing the network energy consumption, for instance through duty ...
Jie Zhou, Eryk Dutkiewicz, Ren Ping Liu, Gengfa Fang, Yuanan Liu   +4 more
doaj   +1 more source

Modulated Dual-Voltage-Vector Model-Free Predictive Current Controller for Synchronous Reluctance Motor Drives With Online Duty Cycle Calculation

IEEE Access, 2022
In this paper, a modulated dual-voltage-vector model-free predictive current control with online duty cycle calculation is proposed and applied to drive a synchronous reluctance motor. The dual-voltage-vector modulation scheme reduces the current ripples
Venkata R. Reddy, Crestian Almazan Agustin, Cheng-Kai Lin, Jung-Chieh Chen   +3 more
doaj   +1 more source

BL Lacertae Objects and the Extragalactic Gamma-Ray Background

, 2011
A tight correlation between gamma-ray and radio emission is found for a sample of BL Lacertae (BL Lac) objects detected by Fermi Gamma-ray Space Telescope (Fermi) and the Energetic Gamma-Ray Experiment Telescope (EGRET).
Abdo, Abdo, Atwood, Bai, Cao, Chiang, Dermer, Dermer, Dodson, Dondi, Fan, Fan, Fan, Fan Li, Gear, Georganopoulos, Ghisellini, Giroletti, Gu, Hartman, Helmboldt, Horiuchi, Kataoka, Komossa, Kovalev, Liu, Mattox, Michelson, Narumoto, Padovani, Padovani, Sreekumar, Strong, Thompson, Wang, Xin-Wu Cao, Yuan, Zhang, Zhou, Zhou   +39 more
core   +1 more source

The GMRT High Resolution Southern Sky Survey for Pulsars and Transients. IV. Discovery of Four New Pulsars with an FFA Search

The Astrophysical Journal, 2023
The fast Fourier transform (FFT) based periodicity search methods provide an efficient way to search for millisecond and binary pulsars but encounter significant sensitivity degradation while searching for long period and short duty cycle pulsars.
S. Singh, J. Roy, B. Bhattacharyya, U. Panda, B. W. Stappers, M. A. McLaughlin   +5 more
doaj   +1 more source

Development of a DC-DC buck boost converter using fuzzy logic control [PDF]

, 2011
A fuzzy controller of DC-DC Buck-boost converter is designed and presented in this project. In order to control the output voltage of the buck-boost converter, the controller is designed to change the duty cycle of the converter. The mathematical model
Shaban Jaber, Fathi
core