Researchers at Shandong University in China have reported an enhancement-mode P-GaN/AlGaN/GaN metal-insulator-semiconductor ...
近日,金融界报道,晶丰芯驰(上海)半导体科技有限公司在国家知识产权局申请了一项名为‘一种GaN基HEMT外延片及其制备方法和用途’的专利(公开号CN119300439A),申请日期为2024年9月。这项专利的核心在于提升GaN基HEMT(高电子迁移率晶体管)外延片的耐压性能,符合当前半导体行业对高性能器件日益增长的需求。 通过特定设计的高阻层,晶丰芯驰的研究团队使用组合材料技术,构建了包含P型Al ...
在当前以高科技驱动发展的时代,大功率微波技术的创新不仅加速了通信等领域的进步,也为电子设备的安全性带来了新的挑战。随着高空核电磁脉冲、超宽谱强电磁脉冲及窄谱高功率微波等技术的快速发展,现代电子装备面临来自高能量密度电磁环境的威胁,这些攻击可能导致设备性能的干扰、降级甚至完全失效。因此,电磁防护器件的研究显得尤为重要,微波限幅器作为该领域的关键器件之一,其技术进步受到越来越多的关注。西安电子科技大学 ...
Abstract: We have demonstrated high-efficiency rectification characteristics of a diode using a AlGaN/GaN high-electron mobility transistor (HEMT) for microwave wireless power transfer (WPT). For ...
The days of carrying around a bulky laptop charger and a separate charger for your phone are over and if you haven’t tried one yet, there’s never been a better time to pick up a GaN charger.
Abstract: Detrapping mechanisms and their dependence on applied bias have been studied in buffer-free AlGaN/GaN HEMTs on SiC. It is shown that the detrapping time constant decreases by orders of ...