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    • 4. 发明申请
    • PATTERN FORMING METHOD
    • 图案形成方法
    • US20100304568A1
    • 2010-12-02
    • US12752684
    • 2010-04-01
    • Seiro MIYOSHIYasunobu KaiKentaro MatsunagaKeisuke KikutaniEishi ShiobaraShinya Takahashi
    • Seiro MIYOSHIYasunobu KaiKentaro MatsunagaKeisuke KikutaniEishi ShiobaraShinya Takahashi
    • H01L21/302G03F7/20
    • G03F1/34G03F7/095H01L21/0274H01L21/31144
    • A pattern forming method includes forming a first photoresist on an underlying region, forming a second photoresist on the first photoresist, the second photoresist having an exposure sensitivity which is different from an exposure sensitivity of the first photoresist, radiating exposure light on the first and second photoresists via a photomask including a first transmissive region and a second transmissive region which cause a phase difference of 180° between transmissive light components passing therethrough, the first transmissive region and the second transmissive region being provided in a manner to neighbor in an irradiation region, and developing the first and second photoresists which have been irradiated with the exposure light, thereby forming a structure includes a first region where the underlying region is exposed, a second region where the first photoresist is exposed and a third region where the first photoresist and the second photoresist are left.
    • 图案形成方法包括在下面的区域上形成第一光致抗蚀剂,在第一光致抗蚀剂上形成第二光致抗蚀剂,第二光致抗蚀剂具有不同于第一光致抗蚀剂的曝光灵敏度的曝光灵敏度, 通过包括第一透射区域和第二透射区域的光掩模进行光刻,所述第一透射区域和第二透射区域在穿过其中的透射光分量之间产生180°的相位差,第一透射区域和第二透射区域以照射区域相邻的方式设置, 以及显影已经用曝光光照射的第一和第二光致抗蚀剂,由此形成结构,其包括下部区域被暴露的第一区域,第一光致抗蚀剂被曝光的第二区域和第一光致抗蚀剂 剩下第二光致抗蚀剂。
    • 7. 发明授权
    • Method of manufacturing semiconductor device
    • 制造半导体器件的方法
    • US08785327B2
    • 2014-07-22
    • US13603887
    • 2012-09-05
    • Keisuke Kikutani
    • Keisuke Kikutani
    • H01L21/3213H01L21/027
    • H01L21/308H01L21/0337H01L21/0338H01L21/32139H01L21/768H01L27/0207H01L27/11519H01L27/11529H01L27/11548H01L27/11565H01L27/1157H01L27/11573H01L27/11575
    • According to one embodiment, a method of manufacturing a semiconductor device, includes forming first layer on first and second regions in substrate, first layer having first width in first region and having larger dimension than first width in second region, forming first sidewall on first layer, forming second layer covering first sidewall in the second region and forming third layer having second width smaller than first width on the side face of first sidewall having second width after removing first layer, forming second and third sidewalls having second width so that second and third sidewalls is adjacent to first sidewall across third layer by second width in first region and across second and third layers by second interval larger than second width in the second region.
    • 根据一个实施例,制造半导体器件的方法包括在衬底中的第一和第二区域上形成第一层,第一层在第一区域具有第一宽度并且具有比第二区域中的第一宽度更大的尺寸,在第一层上形成第一侧壁 在第二区域中形成覆盖第一侧壁的第二层,并且在去除第一层之后,在具有第二宽度的第一侧壁的侧面上形成具有小于第一宽度的第二宽度的第三层,形成具有第二宽度的第二和第三侧壁,使得第二和第三 侧壁在第一区域中跨越第三层与第一侧壁相邻第二宽度,并且在第二区域中跨越第二和第三层延伸大于第二宽度的第二间隔。
    • 8. 发明申请
    • METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
    • 制造半导体器件的方法
    • US20110117745A1
    • 2011-05-19
    • US12881283
    • 2010-09-14
    • Koichi SATOKeisuke Kikutani
    • Koichi SATOKeisuke Kikutani
    • H01L21/302
    • H01L21/32139H01L21/0337H01L21/0338
    • A method of manufacturing a semiconductor device according to an embodiment includes processing a second film 14 formed on a semiconductor substrate to a pattern including a plurality of linear parts and end portions formed in an end of each of the linear parts, having a width wider than the linear parts, forming a first pattern 16 by slimming the pattern, forming a second pattern including a first opening 180 that traverses the end portion 141a of the first pattern 16, etching the second film 14 exposed in the first opening 180, and dividing the end portion 141a into a first end portion 142a close to the linear part 140a and a second end portion 143a apart from the linear part 140a.
    • 根据实施例的制造半导体器件的方法包括将形成在半导体衬底上的第二膜14处理成包括形成在每个直线部分的端部中的多个直线部分和端部的图案,其宽度大于 线状部件,通过使图案减薄形成第一图案16,形成包括穿过第一图案16的端部141a的第一开口180的第二图案,蚀刻暴露在第一开口180中的第二膜14, 端部141a形成靠近直线部140a的第一端部142a和与直线部140a分离的第二端部143a。