U disk with shutdown pulling prompt function

• Main Authors: WANG XIAOHONG, SU WEILIN, TIAN LIANFANG, CHEN YINGJIE, LIU SHOUSONG, HUANG-SHI QIUJIANG
• Format: Patent
• Language: Chinese; English
• Published: 22.02.2017
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; HANDLING RECORD CARRIERS; PHYSICS; PRESENTATION OF DATA; RECOGNITION OF DATA; RECORD CARRIERS

The invention discloses a U disk with a shutdown pulling prompt function. The U disk comprises a flash, an indication lamp, a buzzer, a driving circuit and a main control chip, wherein the indication lamp and the buzzer are connected with the driving circuit; the main control chip is connected with the driving circuit; the flash is connected with the main control chip; the main control chip is connected with a computer CPU through a USB port; and the main control chip is arranged in the U disk. According to the U disk, the security of the U disk is greatly improved, the discovery is quick and timely, and the loss probability of the U disk is reduced. 本发明公开了种具有关机拔取提示功能的U盘，包括闪存、指示灯、蜂鸣器、驱动电路及主控芯片，所述指示灯及蜂鸣器分别与驱动电路连接，所述主控芯片与驱动电路连接，所述闪存与主控芯片连接，所述主控芯片通过USB端口与电脑CPU连接，所述主控芯片内置在U盘内。本发明大大提高了U盘的安全性，发现快速及时，减小了丢失U盘的概率。