Technical Features

May 2010
The Dawn of a New Era with High-Power Wireless Charging

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Figure 1: Wireless power transmitter system with WLC1115

Overview of Inductive charging and Qi specification Wireless charging technologies range from inductive, magnetic resonant, and capacitive to RF radiation, laser, acoustic, and other emerging ones. The inductive coupling technology is the front runner [1], and hence its associated standard Qi is the most pre
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Date:
07/01/2022
LED Lighting Variants
A power-saving, environmentally friendly, long-life, compact and (above all) cost-effective light source - LEDs have created an entirely new generation of lamps. According to the International
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Date:
05/01/2010

Inductors for Illumination
A wide variety of driver circuits is needed to support new LED applications and the demands for high performance are challenging designers to be as creative as possible with new circuit techniques.
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Date:
05/01/2010
Power Factor Perfection
Most modern power supplies are required to contain the harmonic content of the current they absorb from the line. Practically, regulations request the line current to be nearly sinusoidal and in
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Date:
05/01/2010
LED Lighting Circuit Protection Strategies
As government agencies, industry and consumers look for ways to reduce energy costs, light-emitting diode (LED) lighting technology is expected to boom. LED technology has advanced rapidly, with
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Date:
05/01/2010
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