JP5142831B2 - 半導体装置及びその作製方法 - Google Patents
半導体装置及びその作製方法 Download PDFInfo
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- JP5142831B2 JP5142831B2 JP2008144504A JP2008144504A JP5142831B2 JP 5142831 B2 JP5142831 B2 JP 5142831B2 JP 2008144504 A JP2008144504 A JP 2008144504A JP 2008144504 A JP2008144504 A JP 2008144504A JP 5142831 B2 JP5142831 B2 JP 5142831B2
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- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- XXCMBPUMZXRBTN-UHFFFAOYSA-N strontium sulfide Chemical compound [Sr]=S XXCMBPUMZXRBTN-UHFFFAOYSA-N 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- FRNOGLGSGLTDKL-UHFFFAOYSA-N thulium atom Chemical compound [Tm] FRNOGLGSGLTDKL-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- QQQSFSZALRVCSZ-UHFFFAOYSA-N triethoxysilane Chemical compound CCO[SiH](OCC)OCC QQQSFSZALRVCSZ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
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- H10D86/01—Manufacture or treatment
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Description
本実施の形態に係るSOI構造を有する基板、及びSOI基板を用いて作製される半導体装置、並びにそれぞれの作製方法を、図1(A)〜図1(B)、図2(A)〜図2(C)、図3(A)〜図3(C)、図4(A)〜図4(B)、図5(A)〜図5(C)、図6(A)〜図6(C)、図7(A)〜図7(B)、図8(A)〜図8(C)、図9(A)〜図9(F)、図10(A)〜図10(F)、図11(A)〜図11(E)、図12(A)〜図12(E)を用いて説明する。
実施の形態1では画素電極142として透光性導電膜141を用いたが、画素電極142として、反射性導電膜を用いてもよい。あるいは、透光性導電膜141を用いて画素電極142を形成し、画素電極142上に反射性導電膜を形成してもよい。
本実施形態では、本発明の表示装置を用いたELモジュール及びELテレビ受像機の構成例について、図14、図15、図16を用いて説明する。
本発明の表示装置を用いた電子機器として、ビデオカメラ、デジタルカメラ、ゴーグル型ディスプレイ(ヘッドマウントディスプレイ)、ナビゲーションシステム、音響再生装置(カーオーディオ、オーディオコンポ等)、ノート型パーソナルコンピュータ、ゲーム機器、携帯情報端末(モバイルコンピュータ、携帯電話、携帯型ゲーム機、電子書籍等)、記憶媒体を備えた画像再生装置(具体的にはDigital Versatile Disc(DVD)等の記憶媒体を再生し、その画像を表示しうるディスプレイを備えた装置)等が挙げられる。それらの電子機器の具体例を図17(A)〜図17(H)に示す。
101 LTSS層
102 接合層
103 バリア層
104 絶縁層
105 酸化シリコン層
106 半導体基板
107 分離層
110 ゲート絶縁膜
111 ゲート電極
121 島状単結晶半導体層
131 絶縁膜
141 透光性導電膜
142 画素電極
143 絶縁膜
145 絶縁膜
147 水素イオン
148 マスク
149 保護層
151 不純物元素
154 マスク
155 層間絶縁膜
157 配線
158 配線
159 隔壁
161 チャネル形成領域
162 高濃度不純物領域
162a 高濃度不純物領域
162b 高濃度不純物領域
171 画素電極
172 画素電極
173 画素電極
181 発光層
182 画素電極
201 表示パネル
202 回路基板
203 画素部
204 走査線駆動回路
205 信号線駆動回路
206 コントロール回路
207 信号分割回路
208 接続配線
220 基板
221 画素部
222 走査線駆動回路
223 信号線駆動回路
224 モニタ回路
225 入力端子
226 入力端子
227 入力端子
228 端子
229 入力端子
230 画素
231 信号線
232 電源線
233 走査線
251 チューナ
252 映像信号増幅回路
253 映像信号処理回路
254 音声信号増幅回路
255 音声信号処理回路
256 スピーカ
257 制御回路
258 入力部
301 筐体
302 支持台
303 表示部
304 スピーカ部
305 ビデオ入力端子
306 本体
307 表示部
308 受像部
309 操作キー
310 外部接続ポート
311 シャッターボタン
312 本体
313 筐体
314 表示部
315 キーボード
316 外部接続ポート
317 ポインティングデバイス
318 本体
319 表示部
320 スイッチ
321 操作キー
322 赤外線ポート
323 本体
324 筐体
325 表示部A
326 表示部B
327 記憶媒体読込部
328 操作キー
329 スピーカ部
330 本体
331 表示部
332 アーム部
333 本体
334 表示部
335 筐体
336 外部接続ポート
337 リモコン受信部
338 受像部
339 バッテリ
340 音声入力部
341 操作キー
342 本体
343 筐体
344 表示部
345 音声入力部
346 音声出力部
347 操作キー
348 外部接続ポート
349 アンテナ
Claims (10)
- 基板上に、
接合層と、
前記接合層上に、絶縁膜と、前記絶縁膜に埋め込まれた第1の画素電極と、
前記絶縁膜上に、島状単結晶半導体層と、
前記島状単結晶半導体層中に、チャネル形成領域と、高濃度不純物領域と、
前記島状単結晶半導体層上に、ゲート絶縁膜と、ゲート電極と、
前記島状単結晶半導体層、前記ゲート絶縁膜、前記ゲート電極を覆う層間絶縁膜と、
前記層間絶縁膜上に、前記高濃度不純物領域と前記第1の画素電極を電気的に接続する配線と、
前記層間絶縁膜、前記島状単結晶半導体層、前記ゲート絶縁膜、前記ゲート電極を覆い、前記第1の画素電極上の領域が開口された隔壁と、
前記第1の画素電極上の、前記隔壁に囲まれた領域に形成された発光層と、
前記発光層及び前記隔壁上に、前記発光層に電気的に接続された第2の画素電極と、
を有し、
前記第1の画素電極の、前記発光層と接する面は平坦であり、
前記絶縁膜と前記島状単結晶半導体層が接する面と、前記第1の画素電極と前記発光層が接する面は、略一致することを特徴とする半導体装置。 - 請求項1において、
前記島状単結晶半導体層は、島状単結晶シリコン層であることを特徴とする半導体装置。 - 請求項1または請求項2において、
前記接合層は、酸化シリコンにより形成されることを特徴とする半導体装置。 - 請求項1乃至請求項3のいずれか1項において、
前記第1の画素電極は、透光性導電膜を用いて形成されていることを特徴とする半導体装置。 - 請求項1乃至請求項3のいずれか1項において、
前記第1の画素電極は、反射性導電膜を用いて形成されていることを特徴とする半導体装置。 - 半導体基板上に、第1の画素電極を形成し、
前記第1の画素電極及び前記半導体基板上に、絶縁膜を形成し、
水素を含むイオンを前記絶縁膜に注入して、前記半導体基板中に多孔質構造を有する分離層を形成し、
前記絶縁膜上に、接合層を形成し、
前記半導体基板と、絶縁表面を有する基板とを、前記接合層を挟んで重ね合わせた状態で、前記分離層に亀裂を生じさせ、前記絶縁表面を有する基板上に、単結晶半導体層を残存させつつ、前記半導体基板を前記分離層で分離する熱処理を行い、
前記単結晶半導体層をエッチングして、前記単結晶半導体層を島状単結晶半導体層に形成し、かつ、前記第1の画素電極の保護層を形成し、
前記島状単結晶半導体層上に、ゲート絶縁膜及びゲート電極を形成し、
前記ゲート電極をマスクとして、前記島状単結晶半導体層中に一導電型を付与する不純物元素を添加して、前記ゲート電極の下の領域にチャネル形成領域、前記ゲート電極が形成されていない領域に、ソース領域及びドレイン領域である高濃度不純物領域を形成し、
前記保護層をエッチングして、前記第1の画素電極を露出させ、
前記島状単結晶半導体層、前記ゲート絶縁膜、前記ゲート電極を覆って、層間絶縁膜を形成し、
前記層間絶縁膜上に、前記高濃度不純物領域と前記第1の画素電極を電気的に接続する配線を形成し、
前記層間絶縁膜、前記島状単結晶半導体層、前記ゲート絶縁膜、前記ゲート電極を覆い、前記第1の画素電極上の領域が開口された隔壁を形成し、
前記画素電極上の、前記隔壁に囲まれた領域に形成された発光層を形成し、
前記発光層及び前記隔壁上に、前記発光層に電気的に接続された第2の画素電極を形成し、
前記第1の画素電極の、前記発光層と接する面は平坦であり、
前記島状単結晶半導体層と前記絶縁膜の接する面と、前記第1の画素電極と前記発光層の接する面は、略一致することを特徴とする半導体装置の作製方法。 - 請求項6において、
前記単結晶半導体層は、単結晶シリコン層であることを特徴とする半導体装置の作製方法。 - 請求項6または請求項7において、
前記接合層は、酸化シリコンにより形成されることを特徴とする半導体装置の作製方法。 - 請求項6乃至請求項8のいずれか1項において、
前記第1の画素電極は、透光性導電膜を用いて形成されていることを特徴とする半導体装置の作製方法。 - 請求項6乃至請求項8のいずれか1項において、
前記第1の画素電極は、反射性導電膜を用いて形成されていることを特徴とする半導体装置の作製方法。
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-
2008
- 2008-06-02 JP JP2008144504A patent/JP5142831B2/ja not_active Expired - Fee Related
- 2008-06-09 US US12/135,344 patent/US7964423B2/en not_active Expired - Fee Related
- 2008-06-13 KR KR20080055884A patent/KR101481973B1/ko not_active Expired - Fee Related
- 2008-06-13 CN CN2008100996356A patent/CN101325209B/zh not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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CN101325209A (zh) | 2008-12-17 |
JP2009020497A (ja) | 2009-01-29 |
US7964423B2 (en) | 2011-06-21 |
KR101481973B1 (ko) | 2015-01-14 |
US20110233595A1 (en) | 2011-09-29 |
CN101325209B (zh) | 2011-10-19 |
KR20080110539A (ko) | 2008-12-18 |
US20080308810A1 (en) | 2008-12-18 |
US8759842B2 (en) | 2014-06-24 |
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