公开(公告)号：US08758984B2

公开(公告)日：2014-06-24

申请号：US13103108

申请日：2011-05-09

申请人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： H01L21/70

CPC分类号： H01L21/32139 ,  H01L21/28123 ,  H01L21/28132

摘要： A method of forming gate conductor structures. A substrate having thereon a gate electrode layer is provided. A multi-layer hard mask is formed overlying the gate electrode layer. The multi-layer hard mask comprises a first hard mask, a second hard mask, and a third hard mask. A photoresist pattern is formed on the multi-layer hard mask. A first etching process is performed to etch the third hard mask, using the photoresist pattern as a first etch resist, thereby forming a patterned third hard mask. A second etching process is performed to etch the second hard mask and the first hard mask, using the patterned third hard mask as a second etch resist, thereby forming a patterned first hard mask. A third etching process is performed to etch a layer of the gate electrode layer, using the patterned first hard mask as a third etch resist.

摘要翻译： 一种形成栅极导体结构的方法。 提供了具有栅电极层的基板。 形成覆盖栅电极层的多层硬掩模。 多层硬掩模包括第一硬掩模，第二硬掩模和第三硬掩模。 在多层硬掩模上形成光刻胶图形。 执行第一蚀刻工艺以蚀刻第三硬掩模，使用光致抗蚀剂图案作为第一蚀刻抗蚀剂，由此形成图案化的第三硬掩模。 执行第二蚀刻工艺以蚀刻第二硬掩模和第一硬掩模，使用图案化的第三硬掩模作为第二蚀刻抗蚀剂，由此形成图案化的第一硬掩模。 执行第三蚀刻工艺以蚀刻栅极电极层的层，使用图案化的第一硬掩模作为第三蚀刻抗蚀剂。

公开(公告)号：US20120289050A1

公开(公告)日：2012-11-15

申请号：US13103113

申请日：2011-05-09

申请人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： H01L21/3065

CPC分类号： H01L27/10844 ,  H01L21/3065 ,  H01L21/3081 ,  H01L21/76229

摘要： A method of etching trenches in a semiconductor substrate. A patterned hard mask is formed over a semiconductor substrate. Using the patterned hard mask as an etching mask, a plasma etching process is then carried out to etch trenches into the semiconductor substrate not covered by the patterned hard mask, wherein the plasma etching process employs a fluorocarbon-free plasma etching chemistry and is performed under a plasma pulse output mode.

摘要翻译： 蚀刻半导体衬底中的沟槽的方法。 在半导体衬底上形成图案化的硬掩模。 使用图案化的硬掩模作为蚀刻掩模，然后执行等离子体蚀刻工艺以将沟槽蚀刻到未被图案化硬掩模覆盖的半导体衬底中，其中等离子体蚀刻工艺采用无碳氟化合物等离子体蚀刻化学法，并且在 等离子体脉冲输出模式。

公开(公告)号：US20130078815A1

公开(公告)日：2013-03-28

申请号：US13244013

申请日：2011-09-23

申请人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： H01L21/3065

CPC分类号： H01L21/31116 ,  B23K10/003 ,  B23K2101/40

摘要： A method for forming a semiconductor structure with reduced line edge roughness is provided, including: providing a device layer with a patterned photoresist layer formed thereon; and performing a plasma etching process to pattern the device layer with the patterned photoresist layer formed thereon, forming a patterned device layer, wherein the plasma etching process is operated under a continuous on-stage voltage provided with a relative higher frequency and an on-off stage voltage with pulsing modulation provided with a relative lower frequency.

摘要翻译： 提供了一种形成具有线边缘粗糙度降低的半导体结构的方法，包括：提供其上形成有图案化光致抗蚀剂层的器件层; 以及执行等离子体蚀刻工艺以对其上形成有图案化的光致抗蚀剂层进行图案化，形成图案化的器件层，其中等离子体蚀刻工艺在具有相对较高频率和开关的连续的阶段电压下操作 脉冲调制的阶段电压具有相对较低的频率。

公开(公告)号：US20120288802A1

公开(公告)日：2012-11-15

申请号：US13103108

申请日：2011-05-09

申请人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Chang-Ming Wu ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： G03F7/20

CPC分类号： H01L21/32139 ,  H01L21/28123 ,  H01L21/28132

摘要： A method of forming gate conductor structures. A substrate having thereon a gate electrode layer is provided. A multi-layer hard mask is formed overlying the gate electrode layer. The multi-layer hard mask comprises a first hard mask, a second hard mask, and a third hard mask. A photoresist pattern is formed on the multi-layer hard mask. A first etching process is performed to etch the third hard mask, using the photoresist pattern as a first etch resist, thereby forming a patterned third hard mask. A second etching process is performed to etch the second hard mask and the first hard mask, using the patterned third hard mask as a second etch resist, thereby forming a patterned first hard mask. A third etching process is performed to etch a layer of the gate electrode layer, using the patterned first hard mask as a third etch resist.

摘要翻译： 一种形成栅极导体结构的方法。 提供了具有栅电极层的基板。 形成覆盖栅电极层的多层硬掩模。 多层硬掩模包括第一硬掩模，第二硬掩模和第三硬掩模。 在多层硬掩模上形成光刻胶图形。 执行第一蚀刻工艺以蚀刻第三硬掩模，使用光致抗蚀剂图案作为第一蚀刻抗蚀剂，由此形成图案化的第三硬掩模。 执行第二蚀刻工艺以蚀刻第二硬掩模和第一硬掩模，使用图案化的第三硬掩模作为第二蚀刻抗蚀剂，由此形成图案化的第一硬掩模。 执行第三蚀刻工艺以蚀刻栅极电极层的层，使用图案化的第一硬掩模作为第三蚀刻抗蚀剂。

公开(公告)号：US08912595B2

公开(公告)日：2014-12-16

申请号：US13106852

申请日：2011-05-12

申请人： Chin-Te Kuo ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Chin-Te Kuo ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： H01L29/78 ,  H01L29/423 ,  H01L29/66 ,  H01L21/308

CPC分类号： H01L29/7813 ,  H01L21/3083 ,  H01L29/4236 ,  H01L29/66666 ,  H01L29/66734 ,  H01L29/7827

摘要： A trench MOS structure is disclosed. The trench MOS structure includes a substrate, an epitaxial layer, a doping well, a doping region and a trench gate. The substrate has a first conductivity type, a first side and a second side opposite to the first side. The epitaxial layer has the first conductivity type and is disposed on the first side. The doping well has a second conductivity type and is disposed on the epitaxial layer. The doping region has the first conductivity type and is disposed on the doping well. The trench gate is partially disposed in the doping region. The trench gate has a bottle shaped profile with a top section smaller than a bottom section, both are partially disposed in the doping well. The bottom section of two adjacent trench gates results in a higher electrical field around the trench MOS structures.

摘要翻译： 公开了一种沟槽MOS结构。 沟槽MOS结构包括衬底，外延层，掺杂阱，掺杂区和沟槽栅。 衬底具有第一导电类型，第一侧和与第一侧相对的第二侧。 外延层具有第一导电类型并且设置在第一侧。 掺杂阱具有第二导电类型并且设置在外延层上。 掺杂区域具有第一导电类型并且被布置在掺杂阱上。 沟槽栅极部分地设置在掺杂区域中。 沟槽门具有瓶形轮廓，其顶部部分小于底部部分，都部分地设置在掺杂井中。 两个相邻沟槽栅极的底部部分导致沟槽MOS结构周围的较高电场。

公开(公告)号：US08816715B2

公开(公告)日：2014-08-26

申请号：US13105913

申请日：2011-05-12

申请人： Chin-Te Kuo ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Chin-Te Kuo ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： G01R31/02 ,  G01R31/26 ,  H01L21/66 ,  G01R31/28

CPC分类号： H01L22/34 ,  G01R31/02 ,  G01R31/26 ,  G01R31/2644 ,  G01R31/2831

摘要： A MOS test structure is disclosed. A scribe line region is disposed on a substrate which has a first side and a second side opposite to the first side. An epitaxial layer is disposed on the first side, the doping well is disposed on the epitaxial layer and the doping region is disposed on the doping well. A trench gate of a first depth is disposed in the doping region, in the doping well and in the scribe line region. A conductive material fills the test via which has a second depth and an isolation covering the inner wall of the test via and is disposed in the doping region, in the doping well, in the epitaxial layer and in the scribe line region, to electrically connect to the epitaxial layer so that the test via is capable of testing the epitaxial layer and the substrate together.

摘要翻译： 公开了MOS测试结构。 划线区域设置在具有与第一侧相对的第一侧和第二侧的基板上。 外延层设置在第一侧上，掺杂阱设置在外延层上，并且掺杂区域设置在掺杂阱上。 第一深度的沟槽栅极设置在掺杂区域，掺杂阱和划线区域中。 导电材料填充测试，通过该测试具有覆盖测试通孔的内壁的第二深度和隔离，并且设置在掺杂区域，掺杂阱，外延层和划线区域中，以电连接 到外延层，使得测试通孔能够一起测试外延层和衬底。

公开(公告)号：US08692318B2

公开(公告)日：2014-04-08

申请号：US13104924

申请日：2011-05-10

申请人： Chin-Te Kuo ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Chin-Te Kuo ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： H01L29/66

CPC分类号： H01L29/7813 ,  H01L29/0619 ,  H01L29/0649 ,  H01L29/0696 ,  H01L29/1095 ,  H01L29/66734

摘要： A trench MOS structure is provided. The trench MOS structure includes a substrate, an epitaxial layer, a trench, a gate isolation, a trench gate, a guard ring and a reinforcement structure within the guard ring. The substrate has a first conductivity type, a first side and a second side opposite to the first side. The epitaxial layer has the first conductivity type and is disposed on the first side. The trench is disposed in the epitaxial layer. The gate isolation covers the inner wall of the trench. The trench gate is disposed in the trench and has the first conductivity type. The guard ring has a second conductivity type and is disposed within the epitaxial layer. The reinforcement structure has an electrically insulating material and is disposed within the guard ring.

摘要翻译： 提供沟槽MOS结构。 沟槽MOS结构包括保护环内的衬底，外延层，沟槽，栅极隔离，沟槽栅极，保护环和加强结构。 衬底具有第一导电类型，第一侧和与第一侧相对的第二侧。 外延层具有第一导电类型并且设置在第一侧。 沟槽设置在外延层中。 栅极隔离覆盖沟槽的内壁。 沟槽栅设置在沟槽中并且具有第一导电类型。 保护环具有第二导电类型并且设置在外延层内。 加强结构具有电绝缘材料并且设置在保护环内。

公开(公告)号：US08458842B2

公开(公告)日：2013-06-11

申请号：US13104964

申请日：2011-05-10

申请人： Li-Chung Liu ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Li-Chung Liu ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： B08B3/02

CPC分类号： H01L21/67051 ,  H01L21/02052 ,  H01L21/67046

摘要： A post-CMP wafer cleaning apparatus includes a chamber; a plurality of rollers adapted to hold and rotate a wafer within the chamber; at least one brush adapted to scrub a surface of the wafer to be cleaned; and a liquid spraying device adapted to spray a liquid on the wafer, the liquid spraying device comprising two spray bars jointed together via a joint member.

摘要翻译： CMP后晶片清洗装置包括：腔室; 多个辊子，适于在所述腔室内保持和旋转晶片; 至少一个刷子，适于擦拭要清洁的晶片的表面; 以及适于将液体喷射在晶片上的液体喷射装置，所述液体喷射装置包括通过接头构件连接在一起的两个喷射杆。

公开(公告)号：US08394721B2

公开(公告)日：2013-03-12

申请号：US13104986

申请日：2011-05-11

申请人： Ming-Teng Hsieh ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Ming-Teng Hsieh ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： H01L21/311

CPC分类号： H01L27/0203 ,  H01L22/12 ,  H01L22/20 ,  H01L2924/0002 ,  H01L2924/00

摘要： A method for obtaining a layout design for an existing integrated circuit, in which, an integrated circuit die is polished with a tilt angle to form an inclined polished surface and one or more images of the inclined polished surface are obtained. The images may be overlapped directly, or the image or the images may be utilized to provide information to obtain a layout design comprising at least one repeating unit structure of the layout structure.

摘要翻译： 一种用于获得现有集成电路的布局设计的方法，其中集成电路管芯以倾斜角抛光以形成倾斜的抛光表面，并且获得倾斜抛光表面的一个或多个图像。 图像可以直接重叠，或者图像或图像可以用于提供信息以获得包括布局结构的至少一个重复单元结构的布局设计。

公开(公告)号：US20130052820A1

公开(公告)日：2013-02-28

申请号：US13214244

申请日：2011-08-22

申请人： Kuo-Hui Su ,  Yi-Nan Chen ,  Hsien-Wen Liu

发明人： Kuo-Hui Su ,  Yi-Nan Chen ,  Hsien-Wen Liu

IPC分类号： H01L21/28

CPC分类号： H01L21/321 ,  H01L21/76856 ,  H01L21/76861 ,  H01L21/76876 ,  H01L21/76885

摘要： A method of forming conductive pattern is provided. A seeding layer is formed on an underlayer. By using an energy ray, an irradiation treatment is performed on a portion of a surface of the seeding layer. The seeding layer thus includes a plurality of irradiated regions and a plurality of unirradiated regions. A conversion treatment is performed on the irradiated regions of the seeding layer. A selective growth process is performed, so as to form a conductive pattern on each unirradiated region of the seeding layer. The irradiated regions of the seeding layer are removed, so that the conductive patterns are insulated from each other.

摘要翻译： 提供形成导电图案的方法。 在底层上形成接种层。 通过使用能量射线，对接种层的表面的一部分进行照射处理。 因此，接种层包括多个照射区域和多个未照射区域。 对接种层的照射区域进行转化处理。 进行选择性生长处理，以在接种层的每个未照射区域上形成导电图案。 去除接种层的照射区域，使得导电图案彼此绝缘。