发明名称 |
MINIATURE MICROPHONE, PROTECTION FRAME THEREOF AND METHOD FOR MANUFACTURING THE SAME |
摘要 |
A method of manufacturing a protection frame used in a miniature microphone is provided. In one embodiment, the method comprises the steps of: (1) preparing a substrate made of an insulating material with a prescribed thickness and a prescribed area; (2) forming a plurality of holes at prescribed intervals on the substrate; (3) forming a first metal shielding layer on the inner surface of each of the plurality of holes formed on the substrate; (4) filling an insulating material in the plurality of holes; (5) forming a plurality of extended portions on the surfaces of both sides of the substrate, each extended portion covering a part of the end face of the insulating material and the whole end face of the first metal shielding layer of a hole; (6) forming a cavity in each insulating material-filled hole, the caliber of each cavity being slightly smaller than the inner caliber of the corresponding extended portion formed in the above mentioned step (5); and (7) cutting the plurality of holes from the substrate to produce a collection of protection frames.
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申请公布号 |
US2013104379(A1) |
申请公布日期 |
2013.05.02 |
申请号 |
US201213653598 |
申请日期 |
2012.10.17 |
申请人 |
GOERTEK INC.;GOERTEK INC. |
发明人 |
YAO RONGGUO;LIU ZHONGYUAN;WANG XIANBIN;DANG MAOQIANG;YAO SHAOYANG |
分类号 |
H05K13/04;B23P17/04 |
主分类号 |
H05K13/04 |
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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