发明名称 CRYSTAL DEVICE, TUNING FORK TYPE CRYSTAL VIBRATING CHIP, AND METHOD OF MANUFACTURING TUNING FORK TYPE CRYSTAL VIBRATING CHIP
摘要 <p><P>PROBLEM TO BE SOLVED: To provide a crystal device which is capable of forming an electrode in a precise form without complicating manufacturing steps, and a method of manufacturing the same. <P>SOLUTION: The present invention relates to a crystal device 30 which houses a crystal vibrating chip 40 within a package, wherein electrodes 46, 47 for driving the crystal vibrating chip are formed on a surface including a side face portion 73 of the crystal vibrating chip and slopes 61, 62 are formed in an area wherein the electrodes 46, 47 should be electrically separated, in the side face portion of the crystal vibrating chip. <P>COPYRIGHT: (C)2008,JPO&INPIT</p>
申请公布号 JP2008109676(A) 申请公布日期 2008.05.08
申请号 JP20070293579 申请日期 2007.11.12
申请人 SEIKO EPSON CORP 发明人 KINOSHITA YUSUKE;TAKAYAMA KATSUMI;KAWAUCHI OSAMU;TAKEUCHI MANABU
分类号 H03H9/19;H01L41/09;H01L41/18;H01L41/22;H01L41/23;H01L41/332;H03H3/02;H03H9/215 主分类号 H03H9/19
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