Results 11 to 20 of about 66,996 (292)
Highlights in Science, Engineering and Technology, 2022 Smartphones are gradually becoming the most important personal device. In the first quarter of 2013, global smartphone shipments reached 216 million, which is approximately twice as large as in 2011.[1] In the absence of breakthroughs in mobile phone batteries nowadays, mobile phones are unable to run for long periods. For devices to work continuously,
openaire +1 more source
Design and control of a bidirectional wireless charging system using GaN devices [PDF]
, 2019 Most of the existing wireless power transfer system works in unidirectional with one-direction control signals. This paper presents a bidirectional wireless charging system with duplex communication method, which is not only able to achieve the two-way ...
Gu, Bowen +4 more
core +2 more sources
No Free Wireless Charge: Covert Channels via Wireless Charging on Mobile Devices
2023 53rd Annual IEEE/IFIP International Conference on Dependable Systems and Networks - Supplemental Volume (DSN-S), 2023 Manufacturers and users have embraced the shift from wired to wireless technologies—a shift that promises convenience, reduced cabling, and modernization. Manufacturers cut costs by cutting down on wiring; meanwhile, users experience increased accessibility and mobility on their wireless devices.
Chiu, Wei-Yang +2 more
openaire +1 more source
A review on the charging strategy of wireless sensor networks utilizing mobile charging devices
Dianzi Jishu Yingyong, 2022 In recent years, utilizing mobile charging devices to supplement the energy of wireless sensor nodes, which can eliminate the limitation on network lifetime caused by the battery power, has been a research hotspot of the wireless sensor network.
Chen Yaqian, Jiao Wanguo, Zhou Lei
doaj +1 more source
Wireless charging pad detection and alignment using a fisheye camera for electric vehicles [PDF]
, 2019 The market for electric vehicles is growing day by day and electric car chargers can be seen often on pavements of the major cities and towns. With this growing market, industry is already looking for another breakthrough, i.e. wireless vehicle charging.
Bradski +6 more
core +1 more source
Wireless Battery Charging Circuit Using Load Estimation without Wireless Communication [PDF]
Energies, 2019 A wireless battery charging circuit is proposed, along with a new load estimation method. The proposed estimation method can predict the load resistance, mutual inductance, output voltage, and output current without any wireless communication between the transmitter and receiver sides.
Sang-Won Lee +3 more
openaire +2 more sources
Microinverter for wireless charging
IOP Conference Series: Materials Science and Engineering, 2019 Abstract This paper presents a multi stages grid connecting single phase micro-inverter for photo voltaic utilisation. Conventional single switch flyback inverter suffers from high voltage transients across switch, which leads to a significant reduction in efficiency, the stress on the device causes an increase in cooling arrangements ...
A Maideen Abdhulkader Jeylani +2 more
openaire +1 more source
Printing of wirelessly rechargeable solid-state supercapacitors for soft, smart contact lenses with continuous operations [PDF]
, 2019 Recent advances in smart contact lenses are essential to the realization of medical applications and vision imaging for augmented reality through wireless communication systems.
Ahn, David B. +6 more
core +2 more sources
Machines, 2021 This study investigates the statistic behavior and parameter estimation problems of a double-sided, LCC-compensated, wireless power transfer system. Based on the commonly used wireless charging circuit model, this study proposes a five-step parameter ...
Feng-Rung Hu, Jia-Sheng Hu
doaj +1 more source
Solar Wireless Electric Vehicle Charging
International Journal for Research in Applied Science and Engineering Technology, 2023 Abstract: The paper describes about the dynamic electric vehicle charging system from solar. It reduces fuel and pollution. Nowadays electric vehicle are growing in numbers because of high rates of fuel Electric vehicle has now hit the road worldwide and are slowly growing in numbers.
Ayush Sen +4 more
openaire +1 more source