| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an infrared sensor device in which detection accuracy hardly decreases when disturbance is applied thereto. <P>SOLUTION: A infrared sensor device 1 includes a circuit board 10 and an infrared sensor chip 11. The infrared sensor chip 11 is mounted on the circuit board 10. A through hole 10a is formed around an area where the infrared sensor chip 11 is mounted on the circuit board 10. <P>COPYRIGHT: (C)2013,JPO&INPIT |
