Optimizing the magnetics and precise power technology are crucial for designing effective inductive wireless power transfer systems. Depending upon the technique, the amount of energy transferred can differ by a thousand times. Lower-power WPT systems […]
Using polyphase electromagnetic coupling coils with rotating magnetic fields to boost the power, researchers at the U.S. Department of Energy’s Oak Ridge National Laboratory have demonstrated breakthrough performance for wireless charging of electric vehicles. A recent series of prototype demonstrations have established the effectiveness of the technology, which ORNL is seeking to license to manufacturers. More research is focused on developing even higher power levels suitable for larger vehicles, getting the system to mass production-level readiness and exploring more applications. […]
Aceinna, a developer of high performance, thin film Magneto-Resistance (xMR) based current sensors, today announced the launch of the MCx2101 family of AEC-Q100 qualified automotive current sensors. These fully integrated, single-chip solutions offer exceptional accuracy, […]
Magnetic component and core specialist TCT of France has collaborated with Belgian semiconductor company e-peas to develop a self-powered AC current sensor using TCT’s magnetic core as an energy harvester based on inductance. The innovative […]
Zettler Magnetics Europe has developed a series of EV-RCD modules for electric vehicle chargers that adopts the principle of detecting differential current by the response of specific amorphous cores to tiny magnetic field changes. They […]
Asahi Kasei Microdevices (AKM) cares a lot about how design engineers choose to sense current, especially using magnetic sensing based upon Hall elements such as with its line of Currentier sensors, whose structure is depicted above. In explaining its technology, AKM has come up with a helpful tutorial on the fundamental types of current sensors and their distinctive characteristics. Some of the key points are highlighted in this article while the complete presentation is available on the company’s website. […]
As automobiles increase in electrification and digitalization, from electric drive trains to immersive infotainment systems in the cockpit, Chinese semiconductor company Novosense is stepping forward with the development of new chip solutions including magnetic current […]
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