| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an electronic device of azimuth detection type with which it is possible to reduce the device size and improve operation reliability.SOLUTION: In an acceleration switch, the portion (conductive part) of a columnar central electrode 32 in which a second junction film is formed is divided into a plurality of counter electrode areas 46 (first electrode area 46a to fourth electrode area 46d) comprising a conductive material electrically divided in accordance with azimuth, a plurality of connection areas 47 (first connection area 47a to forth connection area 47d) connecting the adjacent counter electrode areas 46 with each other and having electrical resistance, and an electrical continuity area 49 provided apart from the plurality of counter electrode areas 46 and connected to one connection area 47 (first connection area 47a) among the plurality of connection areas 47, for establishing electrical continuity with an external electrode.</p> |
