| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an overvoltage protection device with an air gap, and its manufacturing method. <P>SOLUTION: The overvoltage protection device can implement overvoltage protection by making use of an air gap extended between a first substrate and a second substrate. The air gap is formed of a first groove on the first substrate and a second groove on the second substrate. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
