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    • 7. 发明授权
    • Method of forming a fine pattern of a semiconductor device using a resist reflow measurement key
    • 使用抗蚀剂回流测量键形成半导体器件的精细图案的方法
    • US07670761B2
    • 2010-03-02
    • US12219214
    • 2008-07-17
    • Doo-youl LeeGi-sung YeoHan-ku ChoJung-hyeon Lee
    • Doo-youl LeeGi-sung YeoHan-ku ChoJung-hyeon Lee
    • G03F1/00
    • H01L22/34G03F7/40H01L21/0273
    • In a resist reflow measurement key, and method of fabricating a fine pattern of a semiconductor device using the same, the resist reflow measurement key includes a first reflow key including a plurality of first pattern elements each having a first pattern with a first radius of curvature located on a first side of a first center line and a second pattern with a second radius of curvature located on a second side of the first center line, and a second reflow key including a plurality of second pattern elements each having a third pattern with a third radius of curvature located on a first side of a second center line and a fourth pattern with a fourth radius of curvature located on a second side of the second center line, the second reflow key being formed on a same plane of a substrate as the first reflow key.
    • 在抗蚀剂回流测量键和使用其的半导体器件的精细图案的制造方法中,抗蚀剂回流测量键包括第一回流键,该第一回流键包括多个第一图案元素,每个第一图案元素具有第一曲率半径 位于第一中心线的第一侧和位于第一中心线的第二侧上的具有第二曲率半径的第二图案,以及第二回流键,包括多个第二图案元素,每个第二图案元素具有第三图案, 位于第二中心线的第一侧上的第三曲率半径和位于第二中心线的第二侧上的具有第四曲率半径的第四图案,第二回流键形成在与第二中心线相同的基板的同一平面上 首先回流钥匙
    • 10. 发明申请
    • Mask for correcting optical proximity effect and method of manufacturing the same
    • 用于校正光学邻近效应的掩模及其制造方法
    • US20050064304A1
    • 2005-03-24
    • US10982813
    • 2004-11-08
    • Byeong-Soo KimHan-ku Cho
    • Byeong-Soo KimHan-ku Cho
    • G03F1/00G03F1/29G03F1/32G03F1/34G03F1/36G03F1/68G03F1/70G03F1/80G03F7/20H01L21/027G03F9/00G03C5/00
    • G03F1/34G03F1/29G03F1/36G03F7/70441
    • A mask corrects for an optical proximity effect (OPE). A dummy pattern having a phase-edge effect is formed on a mask substrate. The phase-edge effect reduces the intensity of light at the boundary of two transmitting regions from through transmitted light has a phase difference. A pattern can then be formed in a photolithographic process using the phase-edge effect. A difference between “isolated” and “dense” patterns formed on a wafer can be reduced by forming a dummy pattern in an isolated pattern region of the mask and making the diffraction pattern of the isolated pattern the same as that of the dense pattern, thereby improving the total focus margin. Because the intensity of light is reduced at the boundary between a first region in which the phase of the transmitted light is 0° and a second region in which the phase of the transmitted light is 180°, for example, a photoresist layer is not photosensitized.
    • 掩模校正光学邻近效应(OPE)。 在掩模基板上形成具有相边效应的虚设图案。 相位效应通过透射光降低两个透射区域的边界处的光强度,具有相位差。 然后可以使用相缘效应在光刻工艺中形成图案。 可以通过在掩模的隔离图案区域中形成虚设图案并使孤立图案的衍射图案与致密图案相同,从而可以减小在晶片上形成的“隔离”和“密集”图案之间的差异,由此 提高总焦距。 因为在透射光的相位为0°的第一区域和透射光的相位为180°的第二区域之间的边界处的光的强度例如光致抗蚀剂层不被光敏化 。