JP7047922B2 - Memsデバイスの製造方法及びmemsデバイス - Google Patents
Memsデバイスの製造方法及びmemsデバイス Download PDFInfo
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
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- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
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- B81C1/00277—Processes for packaging MEMS devices for maintaining a controlled atmosphere inside of the cavity containing the MEMS
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Description
まず、図1から図8を参照しつつ、本発明の第1実施形態に係るMEMSデバイスの製造方法について説明する。図1は、本発明の第1実施形態に係る共振装置1の製造方法を示すフローチャートである。図2は、図1に示した工程S301を示す断面図である。図3は、図1に示した工程S302を示す断面図である。図4は、図1に示した工程S303を示す断面図である。図5は、図4に示した第1基板330を示す上面図である。図6は、図1に示した工程S305を示す断面図である。図7は、図1に示した工程S306を示す断面図である。図8は、図1に示した工程S307を示す断面図である。なお、図2から図8では、便宜上、製造方法によって製造される複数の共振装置1のうちの一部を示して説明する。
次に、図13から図16を参照しつつ、本発明の第2実施形態に係るMEMSデバイスの製造方法及びMEMSデバイスについて説明する。なお、第1実施形態と同一又は類似の構成について同一又は類似の符号を付している。以下、第1実施形態と異なる点について説明する。また、同様の構成による同様の作用効果については、逐次言及しない。
Claims (7)
- 第1主面にデバイス部が形成された第1基板と、接合部を介して第1主面が前記第1基板の第2主面と接合された第2基板との分割ラインに沿って前記第2基板の内部に改質領域が形成されるように、前記第2基板の第2主面側からレーザ光を照射する工程と、
前記改質領域に応力を加えて前記分割ラインに沿って前記第1基板及び前記第2基板を分割する工程と、を含み、
前記接合部は、前記分割ラインに沿って形成され、前記レーザ光を遮光する、
MEMSデバイスの製造方法。 - 前記照射する工程の前に、前記第2基板の前記第2主面にダイシングテープを貼付する工程をさらに含む、
請求項1に記載のMEMSデバイスの製造方法。 - 前記照射する工程の後に、前記分割ラインに沿って前記第1基板の内部に改質領域が形成されるように、前記第1基板の前記第1主面側から前記レーザ光を照射する工程をさらに含む、
請求項1又は2に記載のMEMSデバイスの製造方法。 - 前記接合部は、前記分割ラインの一部に沿って形成される開口を有する、
請求項1から3のいずれか一項に記載のMEMSデバイスの製造方法。 - 前記第1基板の前記第1主面における前記分割ラインの幅は、5μm以上20μm以下であり、
前記第2基板の前記第1主面における前記開口の幅は、20μm以下である、
請求項4に記載のMEMSデバイスの製造方法。 - 前記デバイス部は、複数の電極パッドを含み、
前記電極パッドのそれぞれは、前記第1基板の前記第1主面における前記分割ラインからの距離が前記開口の前記幅の1/2より大きい、
請求項5に記載のMEMSデバイスの製造方法。 - 前記電極パッドのそれぞれは、前記第1基板の前記第1主面における前記分割ラインからの距離が前記第1基板の厚さの1/6以上である、
請求項6に記載のMEMSデバイスの製造方法。
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JP2018165308 | 2018-09-04 | ||
JP2018165308 | 2018-09-04 | ||
PCT/JP2019/022016 WO2020049814A1 (ja) | 2018-09-04 | 2019-06-03 | Memsデバイスの製造方法及びmemsデバイス |
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JPWO2020049814A1 JPWO2020049814A1 (ja) | 2021-08-12 |
JP7047922B2 true JP7047922B2 (ja) | 2022-04-05 |
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US (1) | US11597648B2 (ja) |
JP (1) | JP7047922B2 (ja) |
CN (1) | CN112567500A (ja) |
WO (1) | WO2020049814A1 (ja) |
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CN116133782A (zh) | 2020-11-06 | 2023-05-16 | 株式会社村田制作所 | 谐振装置以及谐振装置制造方法 |
CN114512412B (zh) * | 2022-04-20 | 2022-07-12 | 苏州科阳半导体有限公司 | 一种声表面波滤波器晶圆封装方法及芯片 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003076120A1 (en) | 2002-03-12 | 2003-09-18 | Hamamatsu Photonics K.K. | Laser processing method |
JP2017098838A (ja) | 2015-11-26 | 2017-06-01 | 新日本無線株式会社 | トランスデューサ装置及びその製造方法 |
JP2018004446A (ja) | 2016-07-01 | 2018-01-11 | 株式会社デンソー | 半導体装置およびその製造方法 |
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