LOWER POWER BATTERY-ASSISTED RFID TAG HAVING IMPROVED RECOGNITION DISTANCE, AND WAKE-UP METHOD THEREOF
    5.
    发明申请
    LOWER POWER BATTERY-ASSISTED RFID TAG HAVING IMPROVED RECOGNITION DISTANCE, AND WAKE-UP METHOD THEREOF 有权
    具有改进的识别距离的下电力电池辅助RFID标签及其唤醒方法

    公开(公告)号:US20080122625A1

    公开(公告)日:2008-05-29

    申请号:US11928288

    申请日:2007-10-30

    IPC分类号: G08B13/14

    CPC分类号: G06K19/07749 G06K19/0705

    摘要: Provided are a radio frequency identification (RFID) tag and a wake-up method thereof. The RFID tag includes: a power source that supplies a driving voltage; a continuous wave detector that receives the driving voltage from the power supply so as to detect a continuous wave in a signal received from an RFID tag reader; a command detector that selectively receives the driving voltage and detects a command in the signal; and a controller that executes the command detected by the command detector by supplying the driving voltage to the command detector if the continuous wave is detected, and stops the driving voltage from being supplied to the command detector if no command is received from the command detector for a predetermined time period.

    摘要翻译: 提供射频识别(RFID)标签及其唤醒方法。 RFID标签包括:提供驱动电压的电源; 连续波检测器,其从所述电源接收所述驱动电压,以便检测从RFID标签读取器接收的信号中的连续波; 命令检测器,其选择性地接收所述驱动电压并检测所述信号中的命令; 以及控制器,如果检测到连续波,则执行由指令检测器检测到的指令,将驱动电压提供给指令检测器,并且如果没有从命令检测器接收到命令,则将驱动电压提供给命令检测器, 预定时间段。