Ultrahigh-frequency sensor tag chip

Abstract

The invention discloses an ultrahigh-frequency sensor tag chip which comprises a radio-frequency receiving / transmitting module, a power module, a memory and a digital processing module, wherein the power module is in bidirectional communication with the radio-frequency receiving / transmitting module, and supplies power to the digital processing module; the memory is connected with the digital processing module; the ultrahigh-frequency sensor tag chip also comprises a sensing acquisition module; the signal input end of the sensing acquisition module is connected with the signal output end of the power module; and the signal output end of the sensing acquisition module is connected with the signal input end of the memory. The tag chip has the characteristic of abundant functions of sensing temperature, humidity and chemical quantity; and the chip structure is optimized so that the signal processing is quicker and more centralized. The tag chip has the advantages of strong practicability, high integration, stable performance and the like, is suitable for large-scale production, and has great significance in food storage, cold chain management, drug control, coal mine safety and the like.

Description

technical field [0001] The invention relates to the technical field of electronic tag radio frequency identification systems, in particular to an ultra-high frequency sensing tag chip. Background technique [0002] Ultra-high frequency radio frequency identification technology (UHF RFID) has significant advantages such as non-contact, fast identification speed, long working distance, long working life, and multi-label identification, so this technology has been widely recognized by the society. At present, this technology has been successfully applied in warehouse management, logistics transportation, asset management, food traceability and smart grid. The electronic tag is a part of the radio frequency identification system, and the performance of the tag chip as the core of the electronic tag directly affects the identification distance, speed and accuracy of the electronic tag; in addition, the expansion of other important functions of the radio frequency identification s...

AI Technical Summary

Problems solved by technology

[0006] To sum up, the shortcomings of the current UHF radio frequency identification technology are that the sensor is directly connected to the digital processor, that is, the microprocessor, its information perception ability is limited, the integration is not high, and the cost of mass production is high.

Images