发明名称 |
CRYSTAL DEVICES AND METHODS FOR MANUFACTURING SAME |
摘要 |
Crystal devices are disclosed that include a crystal frame having a crystal vibrating piece and an outer frame. The crystal vibrating piece includes excitation electrodes, and the outer frame supports the crystal vibrating piece. Each device has a base including connection electrodes on a first surface thereof and respective external electrodes on a second surface thereof, wherein the connection electrodes are electrically connected via respective through-holes to respective excitation electrodes and to respective external electrodes. The first surface of the base is bonded to the under-surface of the outer frame, and an upper surface of the outer frame is bonded to a crystal lid. The through-holes have non-circular transverse profiles and are filled with a sealing material such as a metal.
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申请公布号 |
US2009179524(A1) |
申请公布日期 |
2009.07.16 |
申请号 |
US20090352514 |
申请日期 |
2009.01.12 |
申请人 |
NIHON DEMPA KOGYO CO., LTD. |
发明人 |
SAITO TAKEFUMI |
分类号 |
H01L41/053;H01L41/047;H01L41/22 |
主分类号 |
H01L41/053 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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