Patent ID: 11893438
Assignee: EXCELIO TECHNOLOGY (SHENZHEN) CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. The positive feedback latch amplitude limiting control circuit of the RFID tag according to claim 6, wherein: the second signal control circuit includes a second current source, a third resistive device and a fourth resistive device that are connected in series between the power supply terminal and the ground, wherein: a second control signal S3 is outputted from a node between the second current source and the third resistive device; a gate of a third N-type MOS transistor is connected to an output terminal of the second signal processing circuit, a drain thereof is connected to a node between the third resistive device and the fourth resistive device, and a source thereof is connected to a node between the fourth resistive device and the ground; and a resistance value of the third resistive device is much smaller than a resistance value of the fourth resistive device.