School entering and leaving judgment method of intelligent electronic student identity card

The invention discloses a school entering and leaving judgment method of an intelligent electronic student identity card. The student identity card comprises a packaging housing, a main board, a communication baseband module, an RFID module and a master controller, wherein two RFID labels are arranged inside and outside a school gate respectively; the RFID module is used for reading the information of the RFID labels and transmitting the information of the RFID labels to the master controller; the master controller is used for receiving the information of the RFID labels, and judging school entering or leaving through analysis; if the RFID module receives the information of the RFID label outside the school gate at first, a school entering activity is determined, the communication baseband module is wakened, the attendance information is uploaded to a system platform, and the communication baseband module is commanded to close the communication function; if the RFID module firstly receives the information of the RFID label inside the school gate, the school leaving activity is determined, the communication baseband module is wakened, and is commanded to restore a communication function to upload attendance information to the system platform; and besides, an assistant school entering and leaving judgment can be made by comparing set time with a number of a mobile communication base station for the intelligent electronic student identity card. The method can be applied in the field of intelligent electronic student identity cards.