Today, avalanche beacons are widely used as part of a backcountry skier's kit. However, back in the early 1980s, few skiers ...

STMicroelectronics’ HFDA80D and HFDA90D class-D digital audio amplifiers provide design engineers and machine builders ...

In addition, the above work could not achieve a high Q -factor and the frequency selectivity was poor, which limited its application in the fields of sensing and selective thermal imaging. We design a ...