JP5105918B2 - 半導体装置の作製方法 - Google Patents
半導体装置の作製方法 Download PDFInfo
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- JP5105918B2 JP5105918B2 JP2007068634A JP2007068634A JP5105918B2 JP 5105918 B2 JP5105918 B2 JP 5105918B2 JP 2007068634 A JP2007068634 A JP 2007068634A JP 2007068634 A JP2007068634 A JP 2007068634A JP 5105918 B2 JP5105918 B2 JP 5105918B2
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Description
(実施の形態1)
(実施の形態2)
(実施の形態3)
(実施の形態4)
本実施の形態では、上記実施の形態で示した半導体装置の使用形態の一例について説明する。具体的には、非接触でデータの入出力が可能である半導体装置の適用例に関して図面を参照して以下に説明する。非接触でデータの入出力が可能である半導体装置は利用の形態によっては、RFIDタグ、IDタグ、ICタグ、ICチップ、RFタグ、無線タグ、電子タグまたは無線チップともよばれる。
本実施の形態では、上記実施の形態4で示した非接触でデータの入出力が可能である半導体装置の作製方法に関して図面を参照して説明する。なお、本実施の形態では、薄膜トランジスタ等の素子を一度支持基板(仮基板)に設けた後、可撓性を有する基板に転置して半導体装置を作製する場合に関して説明する。
81 高周波回路
82 電源回路
83 リセット回路
84 クロック発生回路
85 データ復調回路
86 データ変調回路
87 制御回路
88 記憶回路
89 アンテナ
91 コード抽出回路
92 コード判定回路
93 CRC判定回路
94 出力ユニット回路
101 基板
102 剥離層
103 絶縁膜
104 半導体膜
105 ゲート絶縁膜
106 導電膜
108 不純物領域
109 絶縁膜
111 絶縁膜
112 導電膜
113 絶縁膜
114 素子形成層
121 保護膜
201 基板
151 研削装置
301 基板
302 絶縁膜
303 剥離層
304 絶縁膜
305 半導体膜
306 ゲート絶縁膜
307 ゲート電極
308 不純物領域
309 不純物領域
310 絶縁膜
311 不純物領域
313 導電膜
314 絶縁膜
316 導電膜
317 導電膜
318 絶縁膜
319 素子形成層
320 シート材
321 シート材
104a 半導体膜
104b 半導体膜
106a 導電膜
106b 導電膜
110a チャネル形成領域
110b 不純物領域
110c 不純物領域
120a 薄膜トランジスタ
120b 薄膜トランジスタ
300a 薄膜トランジスタ
300b 薄膜トランジスタ
300c 薄膜トランジスタ
300e 薄膜トランジスタ
300f 容量素子
305a 半導体膜
305b 半導体膜
305c 半導体膜
305d 半導体膜
305e 半導体膜
305f 半導体膜
307a 導電膜
307b 導電膜
312a 絶縁膜
312b 絶縁膜
3200 リーダ/ライタ
3210 表示部
3220 品物
3230 半導体装置
3240 リーダ/ライタ
3250 半導体装置
3260 商品
Claims (10)
- 基板上に剥離層を形成し、
前記剥離層上に絶縁膜を形成し、
前記絶縁膜上に、半導体膜を有するトランジスタを形成し、
前記基板を剥離して前記絶縁膜の少なくとも一部を露出させ、
前記絶縁膜の露出面側から前記半導体膜にレーザー光を照射することを特徴とする半導体装置の作製方法。 - 基板上に剥離層を形成し、
前記剥離層上に絶縁膜を形成し、
前記絶縁膜上に、半導体膜を有するトランジスタを形成し、
前記基板を剥離して前記絶縁膜を露出させ、
露出させた前記絶縁膜を薄膜化又は除去して、前記半導体膜の少なくとも一部を露出させ、
前記半導体膜の露出面側から前記半導体膜にレーザー光を照射することを特徴とする半導体装置の作製方法。 - 請求項2において、
前記絶縁膜が薄膜化又は除去された面に保護膜を設けることを特徴とする半導体装置の作製方法。 - 請求項1乃至請求項3のいずれか一項において、
前記半導体膜は不純物領域を有することを特徴とする半導体装置の作製方法。 - 基板上に剥離層を形成し、
前記剥離層上に第1の絶縁膜を介して半導体膜を形成し、
前記半導体膜上に第2の絶縁膜を介して導電膜を形成し、
前記導電膜をマスクとして、前記半導体膜に選択的に不純物元素を導入し、
前記基板を剥離して前記第1の絶縁膜を露出させ、
前記第1の絶縁膜の露出面側から前記半導体膜にレーザー光を照射することを特徴とする半導体装置の作製方法。 - 基板上に剥離層を形成し、
前記剥離層上に第1の絶縁膜を介して半導体膜を形成し、
前記半導体膜上に第2の絶縁膜を介して導電膜を形成し、
前記導電膜をマスクとして、前記半導体膜に選択的に不純物元素を導入し、
前記基板を剥離して前記第1の絶縁膜を露出させ、
前記第1の絶縁膜を除去して前記半導体膜を露出させ、
前記半導体膜の露出面側からレーザー光を照射することを特徴とする半導体装置の作製方法。 - 基板上に第1の絶縁膜を介して半導体膜を形成し、
前記半導体膜上に第2の絶縁膜を介して導電膜を形成し、
前記導電膜をマスクとして、前記半導体膜に選択的に不純物元素を導入し、
前記基板を除去して前記第1の絶縁膜の少なくとも一部を露出させ、
前記第1の絶縁膜の露出面側から前記半導体膜にレーザー光を照射することを特徴とする半導体装置の作製方法。 - 基板上に第1の絶縁膜を介して半導体膜を形成し、
前記半導体膜上に第2の絶縁膜を介して導電膜を形成し、
前記導電膜をマスクとして、前記半導体膜に選択的に不純物元素を導入し、
前記基板を除去して前記第1の絶縁膜を露出させ、
露出させた前記第1の絶縁膜を薄膜化又は除去して、前記半導体膜の少なくとも一部を露出させ、
前記半導体膜の露出面側から前記半導体膜にレーザー光を照射することを特徴とする半導体装置の作製方法。 - 請求項7又は請求項8において、
研削処理と研磨処理の一方又は両方を行うことにより、前記基板を除去することを特徴とする半導体装置の作製方法。 - 請求項1乃至請求項9のいずれか一項において、
前記レーザー光の照射を行う前に、前記半導体膜の脱水素化処理を行うことを特徴とする半導体装置の作製方法。
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