JP5763682B2 - Mems及びasicを備える小型化した電気的デバイス及びその製造方法 - Google Patents
Mems及びasicを備える小型化した電気的デバイス及びその製造方法 Download PDFInfo
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- JP5763682B2 JP5763682B2 JP2012550407A JP2012550407A JP5763682B2 JP 5763682 B2 JP5763682 B2 JP 5763682B2 JP 2012550407 A JP2012550407 A JP 2012550407A JP 2012550407 A JP2012550407 A JP 2012550407A JP 5763682 B2 JP5763682 B2 JP 5763682B2
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Description
電気的接点を有するASICチップ及び電気的接点を有するMEMSチップを用意するステップと、
MEMSチップ又はASICチップを貫通するビアを設けるステップと、
ASICチップ及びMEMSチップを互いに上下に配置するステップと、
ASICチップ及びMEMSチップを結合するステップと、
ASICチップ及びMEMSチップの電気的接点相互を接続するステップと、
ASICチップ内、又はASICチップとMEMSチップとの間にセンサ開口を設けるステップとを有する。
BS デバイス構造
RA カバー
DK ビア
EB MEMSセンサデバイス
EEA 電気的外部接続端子
EK 電気的接点
IC 集積回路
IV 内部接続部
KE 静電容量素子
M 薄膜
MC MEMSチップ
MP 取付プレート
O 開口
OSM,OSA MEMSチップ及びASICチップの上側面
R フレーム
RP 対向電極(Backplate)
S 隙間
H 中空空間
W ウェハ
Claims (13)
- MEMSセンサデバイス(EB)であって、該MEMSセンサデバイスは、
・電気的接点(EK)を有するMEMSチップ(MC)と、
・電気的接点(EK)を有するASICチップ(AC)と、
・前記MEMSチップ(MC)及び前記ASICチップ(AC)を接続する内部接続部(IV)と、
・前記MEMSチップ(MC)又は前記ASICチップ(AC)を貫通するビア(DK)と
を備え、
前記MEMSチップ(MC)及び前記ASICチップ(AC)は互いに上下に配置し、
・前記内部接続部(IV)は、前記MEMSチップの前記電気的接点(EK)を前記ASICチップ(AC)の前記電気的接点(EK)に直接接続する接続部を含み、
・前記内部接続部(IV)又は前記チップ(MC,AC)における少なくとも一方の前記電気的接点(EK)は、前記ビア(DK)を介して前記デバイスの電気的外部接続端子(EEA)に接続し、該電気的外部接続端子(EEA)は、前記ASICチップ(AC)における前記MEMSチップ(MC)に対面する側の側面に、又は前記MEMSチップにおける前記ASICチップ(AC)に対面する側の側面に配置し、
・前記MEMSチップ(MC)と前記ASICチップ(AC)との間には隙間(S)を設け、
・該隙間(S)にフレーム(R)を配置し、
・前記MEMSチップ(MC)はセンサ電極を有するものとし、また
・前記フレーム(R)は、完全には閉じておらず、フレームの欠落している箇所により側面にセンサ開口(O)を形成した
MEMSセンサデバイス。 - 請求項1記載のMEMSセンサデバイスにおいて、前記MEMSチップ(MC)は下側面(USM)を有し、前記ASICチップ(AC)は上側面(OSA)及び下側面(USA)を有し、前記ASICチップ(AC)の前記上側面(OSA)は、前記MEMSチップ(MC)の前記下側面(USM)に対面し、前記ビア(DK)は前記ASICチップ(AC)を貫通し、前記電気的外部接続端子(EEA)は前記ASICチップの前記下側面(USA)に配置したMEMSセンサデバイス。
- 請求項1記載のMEMSセンサデバイスにおいて、前記ASICチップ(AC)は前記下側面(USA)を有し、前記MEMSチップ(MC)は前記上側面(OSM)及び前記下側面(USM)を有し、前記MEMSチップ(MC)の前記上側面(OSM)は、前記ASICチップ(AC)の下側面(USA)に対面し、前記ビア(DK)は前記MEMSチップ(MC)を貫通し、前記電気的外部接続端子(EEA)は前記MEMSチップの前記下側面(USM)に配置したMEMSセンサデバイス。
- 請求項1〜3のいずれか一項記載のMEMSセンサデバイスにおいて、前記MEMSチップ(MC)又は前記ASICチップ(AC)の基板はシリコンを含有するものとしたMEMSセンサデバイス。
- 請求項1〜4のいずれか一項記載のMEMSセンサデバイスにおいて、前記MEMSチップ(MC)の前記電気的接点(EK)を、前記ASICチップ(AC)の前記電気的接点(EK)に対し、はんだ付け、又は導電性を有する接着剤による接着、ボンディングによる接続又は溶着により、接続したMEMSセンサデバイス。
- 請求項1〜5のいずれか一項記載のMEMSセンサデバイスにおいて、該MEMSセンサデバイス(EB)は電気的接続端子を有する取付プレート(MP)の上側面に配置し、前記電気的外部接続端子(EEA)を前記取付プレート(MP)における前記電気的接続端子に接続したMEMSセンサデバイス。
- 請求項1〜6のいずれか一項記載のMEMSセンサデバイスにおいて、前記MEMSチップ(MC)は中空空間(H)、可動の薄膜(M)、対向電極(RP)、及び前記中空空間(H)に至る前記センサ開口(O)を有し、
前記薄膜(M)は前記対向電極(RP)に対して平行に配置し、該対向電極(RP)と共に静電容量素子(KE)を構成し、前記ASICチップ(AC)は容量を測定するための回路又は前記容量素子の容量変化を測定するための回路を有する構成としたMEMSセンサデバイス。 - 請求項1〜5のいずれか一項記載のMEMSセンサデバイスにおいて、前記MEMSチップ(MC)は気圧、湿度又はガス組成を測定・検出するためのデバイス構造(BS)を有し、該デバイス構造(BS)は前記デバイス(BE)に対する周囲の環境に接触するものとしたMEMSセンサデバイス。
- 請求項1〜8のいずれか一項記載のMEMSセンサデバイスにおいて、少なくともそれぞれ2個の前記MEMSチップ(MC)、前記ASICチップ(AC)及び前記フレームが側方方向に面一に整列するよう連結したMEMSセンサデバイス。
- 請求項1〜9のいずれか一項記載のMEMSセンサデバイスにおいて、前記MEMSチップはマイクロフォンとして構成すると共に、前記対向電極(RP)としての固定電極及び前記薄膜(M)を有する構成としたMEMSセンサデバイス。
- MEMSセンサデバイス(BE)を製造するための方法であって、該方法は、
・電気的接点(EK)を有するASICチップ(AC)及び電気的接点(EK)を有するMEMSチップ(MC)を用意するステップと、
・前記MEMSチップ又は前記ASICチップ(AC)にビア(DK)を設けるステップと、
・前記ASICチップ(AC)及び前記MEMSチップ(MC)の間に隙間を(S)を設けるように互いに上下に配置するステップと、
・前記デバイスの側面にセンサ開口(O)を形成するフレーム(R)を介して前記ASICチップ(AC)及び前記MEMSチップを結合するステップと、
・前記ASICチップ(AC)及び前記MEMSチップ(MC)の前記電気的接点(EK)相互を接続するステップと
を有し、
前記ASICチップ(AC)内、又は該ASICチップ(AC)と前記MEMSチップ(MC)との間で外部に開口するセンサ開口を設ける方法。 - 請求項11記載の方法において、前記ASICチップ(AC)又は前記MEMSチップ(MC)を多面取り用にウェハ(W)上に設ける方法。
- 請求項11又は12記載の方法において、前記ASICチップ(AC)及び前記MEMSチップ(MC)は、多面取り用にそれぞれ1個の前記ウェハ(W)上に設け、また各前記ASICチップ(AC)がそれぞれに対応する前記MEMSチップ(MC)に結合しまた接続するよう前記ウェハ(W)を貼り合わせる方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE102010006132A DE102010006132B4 (de) | 2010-01-29 | 2010-01-29 | Miniaturisiertes elektrisches Bauelement mit einem Stapel aus einem MEMS und einem ASIC |
DE102010006132.8 | 2010-01-29 | ||
PCT/EP2011/050902 WO2011092137A2 (de) | 2010-01-29 | 2011-01-24 | Miniaturisiertes elektrisches bauelement mit einem mems und einem asic und herstellungsverfahren |
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JP2013517953A JP2013517953A (ja) | 2013-05-20 |
JP5763682B2 true JP5763682B2 (ja) | 2015-08-12 |
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US (1) | US9056760B2 (ja) |
JP (1) | JP5763682B2 (ja) |
DE (1) | DE102010006132B4 (ja) |
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WO2011092137A2 (de) | 2011-08-04 |
GB2493246B (en) | 2014-02-12 |
GB201211029D0 (en) | 2012-08-01 |
DE102010006132B4 (de) | 2013-05-08 |
DE102010006132A1 (de) | 2011-08-04 |
WO2011092137A3 (de) | 2011-12-22 |
GB2493246A (en) | 2013-01-30 |
JP2013517953A (ja) | 2013-05-20 |
US9056760B2 (en) | 2015-06-16 |
US20130119492A1 (en) | 2013-05-16 |
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