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    • 1. 发明授权
    • Polishing head and chemical mechanical polishing apparatus including the same
    • 抛光头和化学机械抛光装置包括它
    • US06773338B2
    • 2004-08-10
    • US10357471
    • 2003-02-04
    • Cheol-Ju YunYoung-Min Kim
    • Cheol-Ju YunYoung-Min Kim
    • B24B100
    • B24B37/32B24B49/04
    • A polishing head and a chemical mechanical polishing apparatus having the polishing head including a plate having vacuum holes for transferring vacuum pumping force; a porous film having holes corresponding to the vacuum holes and attached to a lower surface of the plate; a retainer ring attached to the lower surface of the plate at an edge portion thereof and having a sloped surface; a clamp ring attached to the lower surface of the plate adjacent the retainer ring for clamping the retainer ring; an adjusting ring having a sloped surface parallel and in contact with the sloped surface of the retainer ring, the adjusting ring being installed between the retainer ring and the plate; and a diameter adjusting device for adjusting a diameter of the adjusting ring by moving the adjusting ring along the sloped surface of the retainer ring, thereby adjusting a height of the retainer ring.
    • 一种抛光头和化学机械抛光装置,其具有包括具有用于传递真空抽吸力的真空孔的板的抛光头; 多孔膜,其具有与所述真空孔对应的孔,并且附着到所述板的下表面; 保持环在其边缘部分处附接到板的下表面并具有倾斜表面; 夹紧环,其附接到邻近保持环的板的下表面,用于夹持保持环; 调节环,其具有平行于所述保持环的倾斜表面的倾斜表面,所述调节环安装在所述保持环和所述板之间; 以及直径调节装置,用于通过沿着保持环的倾斜表面移动调节环来调节调节环的直径,从而调节保持环的高度。
    • 2. 发明授权
    • Semiconductor device
    • 半导体器件
    • US07307305B2
    • 2007-12-11
    • US11143197
    • 2005-06-01
    • Jae-Goo LeeCheol-Ju Yun
    • Jae-Goo LeeCheol-Ju Yun
    • H01L27/108
    • H01L27/10888H01L27/0207H01L27/10814H01L27/10855H01L27/10885
    • Bit lines having first conductive patterns and bit line mask patterns are formed on a first insulating layer between capacitor contact regions of a substrate. An oxide second insulating layer is formed on the bit lines and contact patterns are formed to open storage node contact hole regions corresponding to portions of the second insulating layer. First spacers are formed on sidewalls of the etched portions. The second and first insulating layers are etched to form storage node contact holes exposing the capacitor contact regions. Simultaneously, second spacers of the second insulating layer are formed beneath the first spacers. A second conductive layer fills the storage node contact holes to form storage node contact pads. A loss of the bit line mask pattern decreases due to the reduced thickness of the bit line mask pattern and a bit line loading capacitance decreases due to the second spacers.
    • 具有第一导电图案和位线掩模图案的位线形成在衬底的电容器接触区域之间的第一绝缘层上。 在位线上形成氧化物第二绝缘层,并且形成接触图案以打开与第二绝缘层的部分相对应的存储节点接触孔区域。 在蚀刻部分的侧壁上形成第一间隔物。 蚀刻第二和第一绝缘层以形成暴露电容器接触区域的存储节点接触孔。 同时,第二绝缘层的第二间隔件形成在第一间隔件下面。 第二导电层填充存储节点接触孔以形成存储节点接触焊盘。 由于位线掩模图案的厚度减小,位线掩模图案的损失减小,并且位线负载电容由于第二间隔件而减小。
    • 5. 发明申请
    • Semiconductor device and method of manufacturing the same
    • 半导体装置及其制造方法
    • US20050218439A1
    • 2005-10-06
    • US11143197
    • 2005-06-01
    • Jae-Goo LeeCheol-Ju Yun
    • Jae-Goo LeeCheol-Ju Yun
    • H01L21/768H01L21/4763H01L21/8242H01L27/108H01L29/76
    • H01L27/10888H01L27/0207H01L27/10814H01L27/10855H01L27/10885
    • Bit lines having first conductive patterns and bit line mask patterns are formed on a first insulating layer between capacitor contact regions of a substrate. An oxide second insulating layer is formed on the bit lines and contact patterns are formed to open storage node contact hole regions corresponding to portions of the second insulating layer. First spacers are formed on sidewalls of the etched portions. The second and first insulating layers are etched to form storage node contact holes exposing the capacitor contact regions. Simultaneously, second spacers of the second insulating layer are formed beneath the first spacers. A second conductive layer fills the storage node contact holes to form storage node contact pads. A loss of the bit line mask pattern decreases due to the reduced thickness of the bit line mask pattern and a bit line loading capacitance decreases due to the second spacers.
    • 具有第一导电图案和位线掩模图案的位线形成在衬底的电容器接触区域之间的第一绝缘层上。 在位线上形成氧化物第二绝缘层,并且形成接触图案以打开与第二绝缘层的部分相对应的存储节点接触孔区域。 在蚀刻部分的侧壁上形成第一间隔物。 蚀刻第二和第一绝缘层以形成暴露电容器接触区域的存储节点接触孔。 同时,第二绝缘层的第二间隔件形成在第一间隔件下面。 第二导电层填充存储节点接触孔以形成存储节点接触焊盘。 由于位线掩模图案的厚度减小,位线掩模图案的损失减小,并且位线负载电容由于第二间隔件而减小。
    • 8. 发明授权
    • Semiconductor device having storage nodes and its method of fabrication
    • 具有存储节点的半导体器件及其制造方法
    • US07691719B2
    • 2010-04-06
    • US11457726
    • 2006-07-14
    • Cheol-Ju YunKang-Yoon LeeIn-Ho Nam
    • Cheol-Ju YunKang-Yoon LeeIn-Ho Nam
    • H01L21/20H01L21/8242
    • H01L21/76885H01L21/76834H01L27/10855
    • Embodiments of a semiconductor device having storage nodes include an interlayer insulating layer disposed on a semiconductor substrate; a conductive pad disposed in the interlayer insulating layer to contact with a predetermined portion of the substrate, an upper portion of the conductive pad protruding above the interlayer insulating layer; an etch stop layer disposed on the conductive pad and the interlayer insulating layer; and storage nodes penetrating the etch stop layer and disposed on the conductive pad. A penetration path of wet etchant is completely blocked during the wet etch process that removes the mold oxide layer. Therefore, inadvertent etching of the insulating layer due to penetration of wet etchant is prevented, resulting in a stronger, more stable, storage node structure.
    • 具有存储节点的半导体器件的实施例包括设置在半导体衬底上的层间绝缘层; 布置在所述层间绝缘层中以与所述基板的预定部分接触的导电焊盘,所述导电焊盘的上部突出于所述层间绝缘层的上方; 设置在所述导电焊盘和所述层间绝缘层上的蚀刻停止层; 并且存储节点穿透蚀刻停止层并且设置在导电焊盘上。 在湿法蚀刻工艺期间,湿蚀刻剂的穿透路径被完全阻挡,从而去除了模具氧化物层。 因此,防止了由于潮湿蚀刻剂的渗透而导致的绝缘层的无意蚀刻,导致更坚固,更稳定的存储节点结构。