JP6004285B2 - 半導体デバイスのためのトラップリッチ層 - Google Patents
半導体デバイスのためのトラップリッチ層 Download PDFInfo
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- Element Separation (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
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- Junction Field-Effect Transistors (AREA)
- Manufacturing & Machinery (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Description
この特許文書は、参照によりその全体が本明細書に組み込まれる、35U.S.C.§119(e)の下で2010年12月24日に出願された米国特許仮出願第61/427167号に基づく優先権を主張するものである。
Claims (15)
- 方法であって、
集積回路チップのための活性層を形成することであり、前記活性層が能動素子層及び金属インターコネクト層を含む、活性層を形成することを含み、前記活性層は、ゲート領域およびチャネル領域を含み、前記方法は、さらに、
電荷キャリアのキャリア寿命を低下させるトラップリッチ層を形成することを含み、前記ゲート領域は、前記チャネル領域と前記トラップリッチ層との間にあり、前記トラップリッチ層は、10 11 cm -2 eV -1 を超えるトラップ密度を有する、方法。 - 前記トラップリッチ層を、注入損傷、放射線損傷、及び機械的損傷のうちの1つによって形成することをさらに含む、請求項1に記載の方法。
- 前記活性層の形成後に前記トラップリッチ層を形成することをさらに含む、請求項1に記載の方法。
- 前記活性層を半導体ウェハに形成すること、
前記トラップリッチ層をハンドルウェハに形成すること、
前記ハンドルウェハを前記半導体ウェハに結合すること、
をさらに含む、請求項1に記載の方法。 - 前記ハンドルウェハ上に結合層を形成すること、
前記結合層の形成後に前記トラップリッチ層を形成すること、
をさらに含む、請求項4に記載の方法。 - 前記ハンドルウェハを前記半導体ウェハの頂部側に結合すること、
前記半導体ウェハの背面側の半導体基板の少なくとも一部を除去すること、
をさらに含む、請求項4に記載の方法。 - 前記ハンドルウェハを前記半導体ウェハに結合する前に前記ハンドルウェハに
前記トラップリッチ層を形成することをさらに含む、請求項4に記載の方法。 - 第2の活性層を前記ハンドルウェハに形成すること、
前記トラップリッチ層を前記第2の活性層の下の前記ハンドルウェハに形成すること、
前記ハンドルウェハを前記半導体ウェハの頂部側に結合すること、
をさらに含む、請求項4に記載の方法。 - 前記トラップリッチ層を前記ハンドルウェハに形成することが、
第2のハンドルウェハを前記ハンドルウェハの頂部側に結合すること、
前記ハンドルウェハの背面側の基板の少なくとも一部を除去すること、
前記トラップリッチ層を第3のハンドルウェハに形成すること、
第3のハンドルウェハを前記ハンドルウェハの前記背面側に結合すること、
をさらに含む、請求項8に記載の方法。 - 放射線損傷によって前記トラップリッチ層を形成するために前記ハンドルウェハに放射線照射することをさらに含む、請求項4に記載の方法。
- 前記ハンドルウェハ上に結合層を形成すること、
前記結合層の形成後に前記トラップリッチ層を形成するために前記ハンドルウェハに放射線照射すること、
をさらに含む、請求項10に記載の方法。 - 複数のウェハが一緒に放射線照射されるバッチプロセスで前記トラップリッチ層を形成するために前記ハンドルウェハに放射線照射することをさらに含む、請求項10に記載の方法。
- 前記活性層の形成後に前記ハンドルウェハを前記半導体ウェハに結合することをさらに含む、請求項4に記載の方法。
- 前記活性層及び前記トラップリッチ層を半導体ウェハに形成すること、及び、
前記トラップリッチ層の上の前記半導体ウェハにハンドルウェハを結合することをさらに含む、請求項1に記載の方法。 - 前記ハンドルウェハの第2の活性層を形成し、前記第2の活性層が、第2の能動素子層及び第2の金属インターコネクト層を含むことと、
前記ハンドルウェアにシリコン貫通ビアを形成すること
をさらに含み、
前記金属インターコネクト層から前記第2の金属インターコネクト層への電気接続の少なくとも一部が、前記シリコン貫通ビアにより提供される、
請求項4に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201061427167P | 2010-12-24 | 2010-12-24 | |
| US61/427,167 | 2010-12-24 | ||
| PCT/US2011/063800 WO2012087580A2 (en) | 2010-12-24 | 2011-12-07 | Trap rich layer for semiconductor devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2014504457A JP2014504457A (ja) | 2014-02-20 |
| JP6004285B2 true JP6004285B2 (ja) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013546188A Expired - Fee Related JP6004285B2 (ja) | 2010-12-24 | 2011-12-07 | 半導体デバイスのためのトラップリッチ層 |
Country Status (7)
| Country | Link |
|---|---|
| US (4) | US8466036B2 (ja) |
| EP (3) | EP3734645B1 (ja) |
| JP (1) | JP6004285B2 (ja) |
| KR (1) | KR101913322B1 (ja) |
| CN (1) | CN103348473B (ja) |
| TW (1) | TWI596657B (ja) |
| WO (1) | WO2012087580A2 (ja) |
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