JP4313694B2 - バイナリマスクのハーフトーン欠陥修正方法 - Google Patents
バイナリマスクのハーフトーン欠陥修正方法 Download PDFInfo
- Publication number
- JP4313694B2 JP4313694B2 JP2004040346A JP2004040346A JP4313694B2 JP 4313694 B2 JP4313694 B2 JP 4313694B2 JP 2004040346 A JP2004040346 A JP 2004040346A JP 2004040346 A JP2004040346 A JP 2004040346A JP 4313694 B2 JP4313694 B2 JP 4313694B2
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- JP
- Japan
- Prior art keywords
- defect
- halftone
- halftone defect
- fib
- shielding film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Preparing Plates And Mask In Photomechanical Process (AREA)
Description
R. Hagiwara, A. Yasaka, K. Aita, O. Takaoka, Y. Koyama, T. Kozakai, T. Doi, M. Muramatsu, K. Suzuki, Y. Sugiyama, O. Matsuda, M. Okabe, M. Hasuda, T. Adachi, Y. Morikawa, M. Nishiguchi, Y. Sato, N. Hayashi, T. Ozawa, Y. Tanaka, and N. Yoshioka, Proc. of SPIE 5130 510-519(2003)
2 遮光の不完全なハーフトーン欠陥
3 ガラス基板
4 クロム膜
5 エッチング支援ガス供給系
6 エッチング部
7 遮光膜原料ガス供給系
8 FIB-CVD遮光膜
Claims (5)
- バイナリマスクの遮光の不完全なハーフトーン欠陥の一部分を集束イオンビームのエッチング機能でガラス基板まで削り込んで、該削り込んだ部分から集束イオンビームCVD遮光膜を成長させてハーフトーン欠陥を修正することを特徴とするフォトマスクのハーフトーン欠陥修正方法。
- 前記ハーフトーン欠陥の一部分の削り込みがストライプ状であることを特徴とする請求項1記載のフォトマスクのハーフトーン欠陥修正方法。
- 前記ハーフトーン欠陥の一部分の削り込みが格子状であることを特徴とする請求項1記載のフォトマスクのハーフトーン欠陥修正方法。
- 前記ハーフトーン欠陥の一部分の削り込みがスパイラル状であることを特徴とする請求項1記載のフォトマスクのハーフトーン欠陥修正方法。
- 前記ハーフトーン欠陥の一部分の削り込みの断面形状がテーパ状であることを特徴とする請求項1記載のフォトマスクのハーフトーン欠陥修正方法。
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JP2004040346A JP4313694B2 (ja) | 2004-02-17 | 2004-02-17 | バイナリマスクのハーフトーン欠陥修正方法 |
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JP2004040346A JP4313694B2 (ja) | 2004-02-17 | 2004-02-17 | バイナリマスクのハーフトーン欠陥修正方法 |
Publications (2)
Publication Number | Publication Date |
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JP2005234047A JP2005234047A (ja) | 2005-09-02 |
JP4313694B2 true JP4313694B2 (ja) | 2009-08-12 |
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JP2004040346A Expired - Fee Related JP4313694B2 (ja) | 2004-02-17 | 2004-02-17 | バイナリマスクのハーフトーン欠陥修正方法 |
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JP (1) | JP4313694B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100936716B1 (ko) | 2005-09-23 | 2010-01-13 | 엘지이노텍 주식회사 | 하프톤 마스크의 반투과부 결함 수정 방법 및 이를 이용한리페어된 하프톤 마스크 |
JP5820766B2 (ja) * | 2012-05-16 | 2015-11-24 | 信越化学工業株式会社 | フォトマスクブランクの製造方法、フォトマスクブランク、フォトマスク、および、パターン転写方法 |
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2004
- 2004-02-17 JP JP2004040346A patent/JP4313694B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2005234047A (ja) | 2005-09-02 |
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