RFID sensing and recording device and method for making the same

A method for making a RFID sensing and recording device, comprising steps of:

• providing an antenna module comprising a first flexible substrate, an antenna circuit formed on the first flexible substrate, and a first electric pad and a second electric pad formed on a first surface of the first flexible substrate, wherein the first and second electric pads are electrically coupled to the antenna circuit, wherein the antenna circuit does not pass through an area between the first and second electric pads;
• providing a RFID sensing module, comprising a second flexible substrate, and a pair of third electric pads, a RFID chip, a sensor, a pair of electrodes, and a storage module formed on the second flexible substrate, wherein the pair of third electric pads are electrically coupled to the first and second electric pads, respectively, the sensor is configured to detect a status information and generate a plurality of status data corresponding to the status information, and the storage module is electrically coupled to the sensor and RFID chip for storing the plurality of status data;
• forming a first conductive adhesive on the first and second electric pads or the pair of third electric pads;
• electrically connecting the pair of third electric pads to the first and second electric pads via the first conductive adhesive;
• and
• electrically connecting a battery module to the RFID sensing module.

A RFID sensing and recording device comprising:

• an antenna module comprising a first flexible substrate, an antenna circuit formed on the first flexible substrate, and a first electric pad and a second electric pad formed on a first surface of the first flexible substrate, wherein the first and second electric pads are electrically coupled to the antenna circuit, wherein the antenna circuit does not pass through an area between the first and second electric pads;
• a RFID sensing module, comprising a second flexible substrate, and a pair of third electric pads, a RFID chip, a sensor, and a storage module formed on the second flexible substrate, wherein the pair of third electric pads are electrically coupled to the first and second electric pads, respectively, the sensor is configured to detect a status information and generate a plurality of status data corresponding to the status information, and the storage module is electrically coupled to the sensor and the RFID chip for storing the plurality of status data;
• and
• a battery module, electrically coupled to the RFID sensing module for providing electric power to the RFID sensing module.