JP2008012654A5 - - Google Patents

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Publication number
JP2008012654A5
JP2008012654A5 JP2007001227A JP2007001227A JP2008012654A5 JP 2008012654 A5 JP2008012654 A5 JP 2008012654A5 JP 2007001227 A JP2007001227 A JP 2007001227A JP 2007001227 A JP2007001227 A JP 2007001227A JP 2008012654 A5 JP2008012654 A5 JP 2008012654A5
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Japan
Prior art keywords
semiconductor wafer
film
chip
fixed film
forming
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JP2007001227A
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JP4480728B2 (ja
JP2008012654A (ja
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Priority claimed from JP2007001227A external-priority patent/JP4480728B2/ja
Priority to JP2007001227A priority Critical patent/JP4480728B2/ja
Application filed filed Critical
Priority to US11/798,676 priority patent/US20070287215A1/en
Priority to CN2011100600350A priority patent/CN102161471A/zh
Priority to CN2007101064301A priority patent/CN101086956B/zh
Publication of JP2008012654A publication Critical patent/JP2008012654A/ja
Publication of JP2008012654A5 publication Critical patent/JP2008012654A5/ja
Priority to US12/578,040 priority patent/US7838323B2/en
Publication of JP4480728B2 publication Critical patent/JP4480728B2/ja
Application granted granted Critical
Priority to US12/913,340 priority patent/US20110039365A1/en
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Claims (5)

  1. 複数のチップを有する半導体ウェーハにおける前記各チップの所定の領域上に、振動膜を形成する工程(a)と、
    前記各チップの前記振動膜上に位置する犠牲層を含む中間膜を前記半導体ウェーハ上に形成する工程(b)と、
    前記中間膜上に固定膜を形成する工程(c)と、
    前記半導体ウェーハに対するエッチングにより、前記犠牲層を除去して前記振動膜と前記固定膜との間に空隙を設ける工程(d)と、
    前記半導体ウェーハをレーザダイシングすることにより、前記各チップを分離する工程(e)とを備え
    前記犠牲膜を除去して空隙を設ける工程(d)の後に、前記チップを分離する工程(e)が行なわれることを特徴とする半導体装置の製造方法。
  2. 請求項において、
    前記工程(e)において、前記半導体ウェーハの前記固定膜が形成された面に表面保護テープを貼り付けた後、前記半導体ウェーハの他方の面から前記レーザダイシングを行なうことを特徴とする半導体装置の製造方法。
  3. 請求項において、
    前記工程(e)において、前記半導体ウェーハの前記固定膜が形成された面とは反対の面にダイシングテープを貼り付けた後、前記固定膜が形成された面から前記レーザダイシングを行なうことを特徴とする半導体装置の製造方法。
  4. 請求項において、
    前記工程(d)の後で且つ前記工程(e)の前に、前記半導体ウェーハの前記固定膜が形成された面に表面保護テープを貼り付けた後、前記半導体ウェーハの他方の面を研磨する工程を更に備え、
    前記工程(e)において、前記半導体ウェーハの前記他方の面から前記レーザダイシングを行なうことを特徴とする半導体装置の製造方法。
  5. 請求項1〜4のいずれか一つにおいて、
    前記工程(e)は、
    前記各チップの周囲にレーザ照射を行なうことにより、前記各チップを囲む変質層を形成する工程と、
    前記半導体ウェーハに力を加えることにより前記変質層に沿って前記各チップを分離する工程とを備えていることを特徴とする半導体装置の製造方法。
JP2007001227A 2006-06-09 2007-01-09 Memsマイクの製造方法 Active JP4480728B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2007001227A JP4480728B2 (ja) 2006-06-09 2007-01-09 Memsマイクの製造方法
US11/798,676 US20070287215A1 (en) 2006-06-09 2007-05-16 Method for fabricating semiconductor device
CN2011100600350A CN102161471A (zh) 2006-06-09 2007-05-29 半导体装置的制造方法
CN2007101064301A CN101086956B (zh) 2006-06-09 2007-05-29 半导体装置的制造方法
US12/578,040 US7838323B2 (en) 2006-06-09 2009-10-13 Method for fabricating semiconductor device
US12/913,340 US20110039365A1 (en) 2006-06-09 2010-10-27 Method for fabricating semiconductor device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006160927 2006-06-09
JP2007001227A JP4480728B2 (ja) 2006-06-09 2007-01-09 Memsマイクの製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009162884A Division JP2009226582A (ja) 2006-06-09 2009-07-09 半導体装置の製造方法

Publications (3)

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JP2008012654A JP2008012654A (ja) 2008-01-24
JP2008012654A5 true JP2008012654A5 (ja) 2009-07-02
JP4480728B2 JP4480728B2 (ja) 2010-06-16

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JP2007001227A Active JP4480728B2 (ja) 2006-06-09 2007-01-09 Memsマイクの製造方法

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US (3) US20070287215A1 (ja)
JP (1) JP4480728B2 (ja)
CN (1) CN102161471A (ja)

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