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    • 4. 发明授权
    • Conformality of oxide layers along sidewalls of deep vias
    • 深层通孔侧壁氧化层的一致性
    • US08404583B2
    • 2013-03-26
    • US13035034
    • 2011-02-25
    • Zhong Qiang HuaManuel A. HernandezLei LuoKedar Sapre
    • Zhong Qiang HuaManuel A. HernandezLei LuoKedar Sapre
    • H01L21/44H01L21/31H01L21/469
    • H01L21/76898
    • A method for improving conformality of oxide layers along sidewalls of vias in semiconductor substrates includes forming a nitride layer over an upper surface of a semiconductor substrate and forming a via extending through the nitride layer and into the semiconductor substrate. The via may have a depth of at least about 50 μm from a top surface of the nitride layer and an opening of less than about 10 μm at the top surface of the nitride layer. The method also includes forming an oxide layer over the nitride layer and along sidewalls and bottom of the via. The oxide layer may be formed using a thermal chemical vapor deposition (CVD) process at a temperature of less than about 450° C., where a thickness of the oxide layer at the bottom of the via is at least about 50% of a thickness of the oxide layer at the top surface of the nitride layer.
    • 在半导体衬底中的通孔侧壁改善氧化物层的保形性的方法包括在半导体衬底的上表面上形成氮化物层,并形成延伸穿过氮化物层并进入半导体衬底的通孔。 通孔可以具有距离氮化物层的顶表面至少约50μm的深度和在氮化物层的顶表面处的小于约10μm的开口。 该方法还包括在氮化物层上并沿着通孔的侧壁和底部形成氧化物层。 可以在小于约450℃的温度下使用热化学气相沉积(CVD)工艺形成氧化物层,其中通孔底部的氧化物层的厚度为厚度的至少约50% 在氮化物层的顶表面处的氧化物层。
    • 5. 发明申请
    • CONFORMALITY OF OXIDE LAYERS ALONG SIDEWALLS OF DEEP VIAS
    • 深层六角形氧化层的一致性
    • US20110223760A1
    • 2011-09-15
    • US13035034
    • 2011-02-25
    • Zhong Qiang HuaManuel A. HernandezLei LuoKedar Sapre
    • Zhong Qiang HuaManuel A. HernandezLei LuoKedar Sapre
    • H01L21/768
    • H01L21/76898
    • A method for improving conformality of oxide layers along sidewalls of vias in semiconductor substrates includes forming a nitride layer over an upper surface of a semiconductor substrate and forming a via extending through the nitride layer and into the semiconductor substrate. The via may have a depth of at least about 50 μm from a top surface of the nitride layer and an opening of less than about 10 μm at the top surface of the nitride layer. The method also includes forming an oxide layer over the nitride layer and along sidewalls and bottom of the via. The oxide layer may be formed using a thermal chemical vapor deposition (CVD) process at a temperature of less than about 450° C., where a thickness of the oxide layer at the bottom of the via is at least about 50% of a thickness of the oxide layer at the top surface of the nitride layer.
    • 在半导体衬底中的通孔侧壁改善氧化物层的保形性的方法包括在半导体衬底的上表面上形成氮化物层,并形成延伸穿过氮化物层并进入半导体衬底的通孔。 通孔可以具有距离氮化物层的顶表面至少约50μm的深度和在氮化物层的顶表面处的小于约10μm的开口。 该方法还包括在氮化物层上并沿着通孔的侧壁和底部形成氧化物层。 可以在小于约450℃的温度下使用热化学气相沉积(CVD)工艺形成氧化物层,其中通孔底部的氧化物层的厚度为厚度的至少约50% 在氮化物层的顶表面处的氧化物层。
    • 10. 发明授权
    • Disk drive system having a novel head actuator assembly and mounting
plate configuration
    • 磁盘驱动器系统具有新颖的头致动器组件和安装板配置
    • US5949615A
    • 1999-09-07
    • US839421
    • 1997-04-14
    • Manuel A. Hernandez
    • Manuel A. Hernandez
    • G11B5/49G11B5/48G11B21/02G11B21/16
    • G11B5/4833
    • The improved disk drive system has an improved head gimbal assembly having a mounting plate with an attachment portion for attachment to an actuator arm and a distal end for mounting the read/write heads, or load beam assemblies, thereto. The mounting portion and distal end of the mounting plate are vertically offset such that when the attachment portion is attached to the actuator arm, the distal end of the mounting plate is centered between opposing sides of adjacent disks, thereby permitting a smaller spacing between adjacent disks. The new swage type connection between the mounting plate and the actuator arm has a hole in the actuator arm and has a spud located on the attachment portion of the mounting plate. The spud has a cylinder having an outer diameter such that the cylinder can fit inside the actuator arm hole. A distal end of the cylinder has a lip protruding inwardly from an inside diameter of the cylinder. The cylinder has a length such that when the cylinder is inserted into the actuator arm hole, the lip and the distal end of the cylinder extend beyond the thickness of the actuator arm around the actuator arm hole so that when the spud is swaged while in the actuator arm hole, the lip and the distal end of the cylinder expand into an area outside the actuator arm hole.
    • 改进的磁盘驱动器系统具有改进的磁头万向架组件,其具有安装板,该安装板具有用于附接到致动器臂的附接部分和用于将读/写头或负载梁组件安装到其上的远端。 安装板的安装部分和远端垂直偏移,使得当附接部分附接到致动器臂时,安装板的远端在相邻盘的相对侧之间居中,从而允许相邻盘之间的间隔更小 。 安装板和致动器臂之间的新的型锻型连接件在致动器臂中具有一个孔,并且具有位于安装板的附接部分上的定位销。 喷嘴具有具有外径的圆筒,使得圆筒可以装配在致动器臂孔内。 气缸的远端具有从气缸的内径向内突出的唇部。 气缸具有这样的长度,使得当气缸插入致动器臂孔中时,气缸和气缸的远端延伸超过致动器臂的致动器臂孔周围的厚度,使得当在第 执行器臂孔,唇缘和气缸的远端扩展到致动器臂孔外部的区域。