JP2016511540A - 低濃度ドープのドレイン及びソース領域を有するfetデバイスの製造 - Google Patents
低濃度ドープのドレイン及びソース領域を有するfetデバイスの製造 Download PDFInfo
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- 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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- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823814—Complementary field-effect transistors, e.g. CMOS with a particular manufacturing method of the source or drain structures, e.g. specific source or drain implants or silicided source or drain structures or raised source or drain structures
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- 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
- H01L21/82—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 to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—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 to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/8238—Complementary field-effect transistors, e.g. CMOS
- H01L21/823828—Complementary field-effect transistors, e.g. CMOS with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
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- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/085—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only
- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
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- H01L29/66575—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate
- H01L29/6659—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate with both lightly doped source and drain extensions and source and drain self-aligned to the sides of the gate, e.g. lightly doped drain [LDD] MOSFET, double diffused drain [DDD] MOSFET
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Abstract
Description
Claims (20)
- 第1基板領域及び第2基板領域を含む半導体デバイスを製造する方法であって、
前記第1及び第2基板領域上にゲート層を配設することと、
前記ゲート層から前記第1基板領域内に第1ゲートを形成することと、
前記ゲート層から前記第2基板領域内に第2ゲートを形成することと、
前記第2ゲートに実質的に隣接する第1ソース及びドレイン領域を形成することと、
前記ゲート層から前記第2基板領域内に第3ゲートを形成することと、
前記第3ゲートに実質的に隣接する第2ソース及びドレイン領域を形成することと、
を含み、
前記第2ソース及びドレイン領域は前記第1ソース及びドレイン領域に対する相補導電型であり、前記第3ゲートは前記第1ソース及びドレイン領域が形成された後に形成される、
方法。 - 前記第1ゲートを前記第2及び第3ゲートの後に形成することを更に含む、請求項1に記載の方法。
- 前記第2基板領域を高電圧基板領域として形成することを更に含む、請求項1に記載の方法。
- 前記第1ソース及びドレイン領域を低濃度ドープ・ドレインとして形成することを更に含む、請求項1に記載の方法。
- 前記ゲート層として多結晶シリコンを配設することを更に含む、請求項1に記載の方法。
- 前記ゲート層として金属を、又はフロー内でその後金属ゲートによって置き換えられる犠牲ゲート用のポリ層を、配設することを更に含む、請求項1に記載の方法。
- 前記第1基板領域を、低電圧基板領域、又はメモリ基板領域、又はメモリ及び低電圧領域の組み合わせとして形成することを更に含む、請求項1に記載の方法。
- 前記第1ゲート、前記第2ゲート、及び前記第3ゲートを、同じ物理的厚み及び材料を有するとして形成することを更に含む、請求項1に記載の方法。
- 前記第1と第2基板領域間に浅いトレンチ分離を形成することを更に含む、請求項1に記載の方法。
- 前記第2ゲートを定義するためにマスクを配設すること、及び、前記第1ソース及びドレイン領域を形成した後に前記マスクを除去することを更に含む、請求項1に記載の方法。
- 前記第1ソース及びドレイン領域を形成する前に、前記第1ゲート及び前記第3ゲートのうちの少なくとも1つの上にレジストを配設すること、及び、前記第1ソース及びドレイン領域が形成されるまで前記レジストを適所に残しておくことを更に含む、請求項1に記載の方法。
- 第1基板領域及び第2基板領域を有する半導体デバイスであって、
前記第1基板領域内の第1ゲートと、
前記第2基板領域内の第2ゲートと、
前記第2基板領域内の第3ゲートと、
前記第2ゲートに実質的に隣接する第1ソース及びドレイン領域と、
前記第3ゲートに実質的に隣接する第2ソース及びドレイン領域と、
を備え、
前記第2ソース及びドレイン領域は前記第1ソース及びドレイン領域に対する相補導電型であり、前記第2ゲート及び前記第3ゲートは、前記第1ゲートが耐えるように構成されるよりも多くの、同量の電圧に耐えるように構成され、
前記第1ドレイン領域は前記第3ゲートよりも古い、
半導体デバイス。 - 前記第2及び第3ゲートは高電圧ゲートを含む、請求項12に記載の半導体デバイス。
- 前記第1ソース及びドレイン領域は低濃度ドープ・ドレインを含む、請求項12に記載の半導体デバイス。
- 前記第2ゲートは多結晶シリコンを含む、請求項12に記載の半導体デバイス。
- 前記第2ゲートは金属を含む、請求項12に記載の半導体デバイス。
- 前記第1ゲートは、論理ゲート、又はメモリ基板領域、又はメモリ及び低電圧領域の組み合わせを含む、請求項12に記載の半導体デバイス。
- 前記第1ゲート、前記第2ゲート、及び前記第3ゲートは、各々同じ物理的厚み及び材料を有する、請求項12に記載の半導体デバイス。
- 前記第1と第2基板領域間に浅いトレンチ分離を更に備える、請求項12に記載の半導体デバイス。
- 第1基板領域及び第2基板領域を含む半導体デバイスを製造する方法であって、
前記第1及び第2基板領域上にポリ薄層を配設することと、
前記ポリ薄層から前記第1基板領域内に第1ゲートを形成することと、
前記第1基板領域及び第2基板領域の両方にまたがって、前記ポリ薄層上に第1フォトレジスト・マスクを配設することと、
前記第1フォトレジスト・マスクを介して前記第2基板領域内に第2ゲートをエッチングすることと、
前記フォトレジスト・マスクが前記第1及び第2の両方の基板領域内の前記ポリを保護する間、前記第1フォトレジスト・マスクを介して第1高エネルギー注入を実行することと、
前記第1フォトレジスト・マスクを除去することと、
前記第1基板領域及び前記第2基板領域の両方にまたがって、前記ポリ薄層上に第2フォトレジスト・マスクを配設することと、
前記第2フォトレジスト・マスクを介して前記第2基板領域内に第3ゲートをエッチングすることと、
前記フォトレジスト・マスクが前記第1及び第2の両方の基板領域内の前記ポリを保護する間、前記第2フォトレジスト・マスクを介して第2高エネルギー注入を実行することと、
前記第2フォトレジスト・マスクを除去することと、
を含む、方法。
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US13/756,134 | 2013-01-31 | ||
US13/756,134 US20140210012A1 (en) | 2013-01-31 | 2013-01-31 | Manufacturing of FET Devices Having Lightly Doped Drain and Source Regions |
PCT/US2014/013853 WO2014120924A1 (en) | 2013-01-31 | 2014-01-30 | Manufacturing of fet devices having lightly doped drain and source regions |
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JP2016511540A true JP2016511540A (ja) | 2016-04-14 |
JP6581507B2 JP6581507B2 (ja) | 2019-09-25 |
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US9960176B2 (en) * | 2015-11-05 | 2018-05-01 | Taiwan Semiconductor Manufacturing Co., Ltd. | Nitride-free spacer or oxide spacer for embedded flash memory |
US10872898B2 (en) * | 2017-07-19 | 2020-12-22 | Cypress Semiconductor Corporation | Embedded non-volatile memory device and fabrication method of the same |
KR102600999B1 (ko) * | 2018-04-20 | 2023-11-13 | 삼성전자주식회사 | 수직형 메모리 장치 |
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2014
- 2014-01-30 JP JP2015556129A patent/JP6581507B2/ja active Active
- 2014-01-30 EP EP14746768.2A patent/EP2951857A4/en not_active Withdrawn
- 2014-01-30 WO PCT/US2014/013853 patent/WO2014120924A1/en active Application Filing
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EP2951857A1 (en) | 2015-12-09 |
US20170221768A1 (en) | 2017-08-03 |
EP2951857A4 (en) | 2016-11-23 |
JP6581507B2 (ja) | 2019-09-25 |
US10177040B2 (en) | 2019-01-08 |
US20140210012A1 (en) | 2014-07-31 |
WO2014120924A1 (en) | 2014-08-07 |
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