JP4018096B2 - 半導体ウェハの分割方法、及び半導体素子の製造方法 - Google Patents
半導体ウェハの分割方法、及び半導体素子の製造方法 Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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Description
その後、上記半導体ウェハの上記マスク配置側表面よりプラズマエッチングを施し、上記画定された分割線に沿って上記それぞれの半導体素子を分割するとともに、当該半導体ウェハにおける上記それぞれの除去領域に相当する部分のみを除去することを特徴とする半導体ウェハの分割方法を提供する。
上記それぞれの半導体ウェハの分割線に合わせて上記マスクの部分的な除去を行って、上記半導体ウェハの表面を露出させるとともに、上記それぞれの除去領域に合わせて上記マスクの部分的な除去を行って、当該それぞれの除去領域に相当する上記半導体ウェハの表面を露出させる第1態様から第3態様のいずれか1つに記載の半導体ウェハの分割方法を提供する。
当該取得された位置情報に基づいて、当該それぞれの除去領域における上記マスク配置側表面の全体を露出させるように上記マスクの配置を行う第1態様から第4態様のいずれか1つに記載の半導体ウェハの分割方法を提供する。
その後、上記マスク配置側表面に対してアッシングを施して上記それぞれのマスクの除去を行い、個片化された上記それぞれの半導体素子を形成することを特徴とする半導体素子の製造方法を提供する。
1a 回路形成面
1b 被処理面
1c 分割線
1d 半導体素子
2 回路形成部
3 外部接続用電極
4 保護シート
5 マスク層
5a 分割線用マスク除去部
5b 除去領域用マスク除去部
5c マスク
5d マスクパターン
6 粘着シート
51 仮想分割線
52 円周線
R 仮想分割領域
R1 単位素子形成領域
R2 除去領域
R3 除去領域
101 プラズマ処理装置
102 レーザ加工装置
Claims (6)
- 半導体ウェハにおいて格子状に配置されたそれぞれの仮想分割線と上記半導体ウェハの外周輪郭である円周線により区分される複数の仮想分割領域の中で、上記それぞれの仮想分割線により区分された矩形状のそれぞれの領域を単位素子形成領域として、当該それぞれの単位素子形成領域に半導体素子が形成された上記半導体ウェハのマスク配置側表面において、上記それぞれの半導体素子を個片に分割するための分割線を上記それぞれの単位素子形成領域を区分する上記それぞれの仮想分割線の配置位置に画定するように、かつ、上記それぞれの仮想分割領域の中で上記半導体ウェハの上記円周線と上記それぞれの仮想分割線とにより区分された大略三角形状のそれぞれの領域を除去領域として、当該それぞれの除去領域における上記マスク配置側表面の全体を露出させるようにマスクを配置し、
その後、上記半導体ウェハの上記マスク配置側表面よりプラズマエッチングを施し、上記画定された分割線に沿って上記それぞれの半導体素子を分割するとともに、当該半導体ウェハにおける上記それぞれの除去領域に相当する部分のみを除去することを特徴とする半導体ウェハの分割方法。 - 上記それぞれの除去領域を区分する上記それぞれの仮想分割線により構成されるそれぞれの線分は、上記単位素子形成領域を区分する一の線分の長さ寸法よりも短い長さ寸法を有する請求項1に記載の半導体ウェハの分割方法。
- 上記半導体ウェハの上記マスク配置側表面において、上記それぞれの仮想分割線の配置位置を全て露出させるように、上記マスクを配置する請求項1又は2に記載の半導体ウェハの分割方法。
- 上記半導体ウェハの上記マスク配置側表面の全面を覆うように上記マスクを配置し、
上記それぞれの半導体ウェハの分割線に合わせて上記マスクの部分的な除去を行って、上記半導体ウェハの表面を露出させるとともに、上記それぞれの除去領域に合わせて上記マスクの部分的な除去を行って、当該それぞれの除去領域に相当する上記半導体ウェハの表面を露出させる請求項1から3のいずれか1つに記載の半導体ウェハの分割方法。 - 上記半導体ウェハにおける上記それぞれの除去領域の位置情報を取得し、
当該取得された位置情報に基づいて、当該それぞれの除去領域における上記マスク配置側表面の全体を露出させるように上記マスクの配置を行う請求項1から4のいずれか1つに記載の半導体ウェハの分割方法。 - 請求項1から5のいずれか1つに記載の半導体ウェハの分割方法を用いて、上記半導体ウェハにおいて、上記それぞれの除去領域のみを除去しながら、上記分割線に沿って上記それぞれの半導体素子を個片に分割し、
その後、上記マスク配置側表面に対してアッシングを施して上記それぞれのマスクの除去を行い、個片化された上記それぞれの半導体素子を形成することを特徴とする半導体素子の製造方法。
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JP2004292181A JP4018096B2 (ja) | 2004-10-05 | 2004-10-05 | 半導体ウェハの分割方法、及び半導体素子の製造方法 |
KR1020077006799A KR101261070B1 (ko) | 2004-10-05 | 2005-10-04 | 반도체 웨이퍼의 분할 방법, 및 반도체 소자의 제조 방법 |
TW094134646A TW200618088A (en) | 2004-10-05 | 2005-10-04 | Method for dividing semiconductor wafer and manufacturing method for semiconductor devices |
US11/663,543 US7927973B2 (en) | 2004-10-05 | 2005-10-04 | Method for dividing semiconductor wafer and manufacturing method for semiconductor devices |
DE112005002441T DE112005002441T5 (de) | 2004-10-05 | 2005-10-04 | Verfahren zum Zerteilen von Halbleiter-Wafern und Verfahren zum Herstellen von Halbleiterbauelementen |
PCT/JP2005/018713 WO2006038699A1 (en) | 2004-10-05 | 2005-10-04 | Method for dividing semiconductor wafer and manufacturing method for semiconductor devices |
CN200580033895A CN100589239C (zh) | 2004-10-05 | 2005-10-04 | 分割半导体晶片的方法和半导体器件的制造方法 |
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CN100589239C (zh) | 2010-02-10 |
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US7927973B2 (en) | 2011-04-19 |
KR20070058521A (ko) | 2007-06-08 |
WO2006038699A1 (en) | 2006-04-13 |
TW200618088A (en) | 2006-06-01 |
CN101036224A (zh) | 2007-09-12 |
KR101261070B1 (ko) | 2013-05-06 |
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