Patent ID: 8735826

Claim:
A human infrared recipient processor comprising: an amplifying circuit; a switch control circuit for output of switching signals; a passive infrared radiation sensor (PIR) for obtaining analogue human IR signals; a photosensitive tube (PHOT) for obtaining brightness signals; a power circuit a sampling circuit consisting of resistor R 7 and resistor R 8 ; and a main controller IC 1 used for A/D conversion and digital filtering of the analogue human IR signals and logical control/output of high-/low-level signals depending on the brightness and switching signals, as well as an external output circuit for controlling the working states of an external device depending on the high-/low-level signals; wherein the main controller IC 1 comprises a plurality of pins; wherein the PIR is connected with the input end of the amplifying circuit; wherein the output end of the amplifying circuit is connected with a 7 th pin of the main controller IC 1 , the output end of the switch control circuit is connected with a 4 th pin of the main controller IC 1 , the output end of PHOT is connected with a 5 th pin of the main controller ICI, and a 2 nd pin of the main controller IC 1 is connected with the input end of the external output circuit; wherein the PHOT comprises a plurality of pins; wherein the output end of power circuit is connected with one end of R 7 ; wherein the other end of resistor R 7 is connected with a 6 th pin of the main controller IC 1 and one end of resistor R 8 ; and wherein the other end of resistor R 8 is connected with a 2 nd pin of the PHOT, and a 1 st pin of the PHOT is connected with a 5 th pin of the main controller IC 1 .