Patent ID: 11967170
Assignee: CHIPONE TECHNOLOGY (BEIJING) CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 1:
2. A biometric information acquisition system, comprising:
a transparent substrate;
a light source;
a photoelectric conversion device, which is located at one side of the transparent substrate with the light source, and is configured to receive light reflected by the transparent substrate and generate corresponding electrical signals; and
a processing device, configured to obtain biometric information according to the electrical signals,
wherein at least a portion of the transparent substrate is made of flexible material,
wherein the processing device comprises a rectification feedback unit, configured to generate an analog voltage signal according to a corresponding one of the electrical signals, and the processing device is configured to generate a digital signal according to the analog voltage signal, and obtain an image to be detected representing the biometric characteristic information according to the digital signal.