A curved copper antenna traces the inner perimeter of the housing, enabling low-power Bluetooth communication through both the enclosure and the user’s skin. Its spiral geometry simultaneously maximizes transmission efficiency and minimizes size, a key constraint for devices that have to ensure reliable data transfer without upping power draw.
Илона Палей (Редактор отдела «Силовые структуры»)，推荐阅读WPS下载最新地址获取更多信息
我试图拆穿它：“妈，这是骗你的。接下来就会让你买设备、交学费了。”，更多细节参见91视频
当地时间2026年3月2日，霍尔木兹海峡沿岸阿巴斯港一艘船只爆炸后烟雾弥漫。图/视觉中国