CN113488474A - 一种高密度静态随机存储器比特单元结构及其工艺方法 - Google Patents
一种高密度静态随机存储器比特单元结构及其工艺方法 Download PDFInfo
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- H10B—ELECTRONIC MEMORY DEVICES
- H10B10/00—Static random access memory [SRAM] devices
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- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
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- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1025—Channel region of field-effect devices
- H01L29/1029—Channel region of field-effect devices of field-effect transistors
- H01L29/1033—Channel region of field-effect devices of field-effect transistors with insulated gate, e.g. characterised by the length, the width, the geometric contour or the doping structure
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/785—Field effect transistors with field effect produced by an insulated gate having a channel with a horizontal current flow in a vertical sidewall of a semiconductor body, e.g. FinFET, MuGFET
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CN104752353A (zh) * | 2013-12-30 | 2015-07-01 | 中芯国际集成电路制造(上海)有限公司 | Sram单元的形成方法 |
US20150243667A1 (en) * | 2014-02-27 | 2015-08-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Structure and Method for FinFET SRAM |
CN104900495A (zh) * | 2014-03-04 | 2015-09-09 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形化方法及鳍式场效应晶体管的制作方法 |
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US20190189457A1 (en) * | 2017-12-14 | 2019-06-20 | International Business Machines Corporation | Two-color self-aligned double patterning (sadp) to yield static random access memory (sram) and dense logic |
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US10832916B1 (en) * | 2019-07-15 | 2020-11-10 | International Business Machines Corporation | Self-aligned gate isolation with asymmetric cut placement |
US20200395941A1 (en) * | 2018-09-28 | 2020-12-17 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor Device For Logic and Memory Co-Optimization |
US20210066310A1 (en) * | 2019-08-28 | 2021-03-04 | Taiwan Semiconductor Manufacturing Company, Ltd. | Cell Manufacturing |
US20210098455A1 (en) * | 2019-09-30 | 2021-04-01 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor structure and method for forming the same |
US20210183869A1 (en) * | 2019-12-12 | 2021-06-17 | Qualcomm Incorporated | Fin field-effect transistor (finfet) static random access memory (sram) |
-
2021
- 2021-07-15 CN CN202110798584.1A patent/CN113488474A/zh active Pending
Patent Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
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US20060220088A1 (en) * | 2005-03-31 | 2006-10-05 | Koki Ueno | Semiconductor device and method of manufacturing the same |
CN103632928A (zh) * | 2012-08-29 | 2014-03-12 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形的形成方法 |
CN103681293A (zh) * | 2012-09-10 | 2014-03-26 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形化方法 |
CN103839783A (zh) * | 2012-11-21 | 2014-06-04 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形的形成方法 |
CN104576369A (zh) * | 2013-10-10 | 2015-04-29 | 中芯国际集成电路制造(上海)有限公司 | 一种制作半导体器件的方法 |
CN104752353A (zh) * | 2013-12-30 | 2015-07-01 | 中芯国际集成电路制造(上海)有限公司 | Sram单元的形成方法 |
US20150243667A1 (en) * | 2014-02-27 | 2015-08-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Structure and Method for FinFET SRAM |
CN104900495A (zh) * | 2014-03-04 | 2015-09-09 | 中芯国际集成电路制造(上海)有限公司 | 自对准双重图形化方法及鳍式场效应晶体管的制作方法 |
CN105448699A (zh) * | 2014-09-02 | 2016-03-30 | 中芯国际集成电路制造(上海)有限公司 | 用于形成sram鳍部的掩膜版组件以及鳍部的制作方法 |
US20180151441A1 (en) * | 2016-11-29 | 2018-05-31 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor Device and Method |
CN109767976A (zh) * | 2017-11-10 | 2019-05-17 | 中芯国际集成电路制造(上海)有限公司 | 图案化光刻胶、自对准多重图案、半导体器件及制造方法 |
US20190189457A1 (en) * | 2017-12-14 | 2019-06-20 | International Business Machines Corporation | Two-color self-aligned double patterning (sadp) to yield static random access memory (sram) and dense logic |
CN110571138A (zh) * | 2018-06-05 | 2019-12-13 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件的制作方法 |
US20200395941A1 (en) * | 2018-09-28 | 2020-12-17 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor Device For Logic and Memory Co-Optimization |
US10832916B1 (en) * | 2019-07-15 | 2020-11-10 | International Business Machines Corporation | Self-aligned gate isolation with asymmetric cut placement |
US20210066310A1 (en) * | 2019-08-28 | 2021-03-04 | Taiwan Semiconductor Manufacturing Company, Ltd. | Cell Manufacturing |
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