Patent ID: 11874174
Assignee: PIXART IMAGING INC.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A far infrared sensor package, comprising:
a package body; and
a plurality of far infrared sensor array integrated circuits, disposed on a same plane and inside the package body, wherein each of the far infrared sensor array integrated circuits includes a far infrared sensing element array of a same size;
wherein a first far infrared sensor array integrated circuit of the plurality of far infrared sensor array integrated circuits includes a first sensing control circuit, and the first sensing control circuit performs a compensation computation according to a plurality of sensed signals derived respectively from a plurality of far infrared sensing element arrays; a second far infrared sensor array integrated circuit of the plurality of far infrared sensor array integrated circuits includes an far infrared sensing element array that is coupled to the first sensing control circuit; each of a plurality of third far infrared sensor array integrated circuits of the plurality of far infrared sensor array integrated circuits includes a third sensing control circuit, the third sensing control circuit includes a computation circuit for compensation computation that is disabled; the first sensing control circuit is arranged to read a plurality of second sensed signals of the sensed signals from the far infrared sensing element array of the second and the third far infrared sensor array integrated circuits, and performs the compensation computation according to the plurality of sensed signals; and the second far infrared sensor array integrated circuit does not include a sensing control circuit.