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    • 3. 发明授权
    • Method for fabricating metal oxide semiconductor field effect transistor (MOSFET)
    • 制造金属氧化物半导体场效应晶体管(MOSFET)的方法
    • US06326317B1
    • 2001-12-04
    • US09399680
    • 1999-09-21
    • Hwei-Heng WangYeong-Her WangMau-Phon Houng
    • Hwei-Heng WangYeong-Her WangMau-Phon Houng
    • H01L2131
    • H01L29/66522H01L21/02241H01L21/02255H01L21/28264H01L21/30621H01L21/31666
    • Disclosed is a method for manufacturing a metal oxide semiconductor FET (MOSFET), which utilizes a low-temperature liquid phase oxidation for III-V group. The method includes the steps of (a) providing a substrate, (b) forming an epitaxial layer on the substrate, (c) defining and forming a drain and a source on a portion of the epitaxial layer, (d) forming a recess in an another portion of the epitaxial layer, (e) forming an oxide layer on a surface of the recess by relatively low-temperature oxidation, and (f) forming a gate on a portion of the oxide layer between the drain and source. In addition, the method further includes two selective procedures, that is, a synchronic sulfurated passivation process which can be performed with the growth of the oxide film simultaneously, and a rapid thermal annealing (RTA) process.
    • 公开了一种利用III-V族低温液相氧化的金属氧化物半导体FET(MOSFET)的制造方法。 该方法包括以下步骤:(a)提供衬底,(b)在衬底上形成外延层,(c)在外延层的一部分上界定并形成漏极和源极;(d) 所述外延层的另一部分,(e)通过相对低温氧化在所述凹部的表面上形成氧化物层,以及(f)在所述漏极和源极之间的所述氧化物层的一部分上形成栅极。 此外,该方法还包括两个选择性程序,即可以同时进行氧化膜生长的同步硫化钝化工艺,以及快速热退火(RTA)工艺。
    • 7. 发明申请
    • Modular probe card
    • 模块式探针卡
    • US20070152689A1
    • 2007-07-05
    • US11322408
    • 2006-01-03
    • Yi-Chang LeeAn-Hong LiuHsiang-Ming HuangYao-Jung LeeYeong-Her Wang
    • Yi-Chang LeeAn-Hong LiuHsiang-Ming HuangYao-Jung LeeYeong-Her Wang
    • G01R31/02
    • G01R1/07378
    • A modular probe card comprises a printed circuit board, an interposer, and a probe head where the printed circuit board has a plurality of first contact pads, the probe head has a plurality of second contact pads. The interposer is disposed between the printed circuit board and the probe head where the interposer includes a substrate and a plurality of pogo pins. The substrate has a first surface, a second surface, and a plurality of through holes penetrating from the first surface to the second surface. The pogo pins are secured in the through holes of the substrate. Each of the pogo pins has a first contact point, a second contact point, and a spring therebetween, whereby the first contact points are elastically extruded from the first surface to contact the first contact pad, and the second contact points are elastically extruded from the second surface to contact the second contact pad, so as to overcome the poor electrical connections between the printed circuit board and the probe head through the interposer due to poor coplanarity of the first contact pads of the printed circuit board.
    • 模块化探针卡包括印刷电路板,插入件和探针头,其中印刷电路板具有多个第一接触焊盘,探头具有多个第二接触焊盘。 插入器设置在印刷电路板和探针头之间,其中插入器包括基板和多个弹簧销。 基板具有从第一表面到第二表面的第一表面,第二表面和多个通孔。 弹簧销固定在基板的通孔中。 每个弹簧销具有第一接触点,第二接触点和它们之间的弹簧,由此第一接触点从第一表面弹性挤出以接触第一接触垫,并且第二接触点从 第二表面接触第二接触焊盘,以便克服印刷电路板和探针头之间通过插入器的不良电连接,因为印刷电路板的第一接触焊盘的共面性差。
    • 8. 发明申请
    • Probe card interposer
    • 探头卡插件
    • US20060091510A1
    • 2006-05-04
    • US11076935
    • 2005-03-11
    • An-Hong LiuYeong-Her WangYao-Jung Lee
    • An-Hong LiuYeong-Her WangYao-Jung Lee
    • H01L23/02
    • G01R31/2889G01R1/0416H05K3/326H05K3/4092H05K2201/0397H05K2201/09909H05K2201/10378
    • A probe card interposer includes a substrate with a plurality of conductive bumps disposed on first surface of the substrate. Each conductive bump comprises a dielectric core and a plurality of conductive leads. The suspended ends of the conductive wires extend toward the centers of the corresponding dielectric cores and are elastically supported by the corresponding dielectric cores. Therefore, the interposer can be installed between a probe head and a multi-layer PCB to make good electrical contacts to the probe head through the conductive bumps. In the embodiment, a plurality of symmetric conductive bumps are disposed on second surface of the substrate and are electrically connected to the conductive bumps on first surface of the substrate through vias or conductive posts. The conductive bumps can electrically contact the multi-layer PCB.
    • 探针卡插入件包括具有设置在基板的第一表面上的多个导电凸块的基板。 每个导电凸块包括介质芯和多个导电引线。 导线的悬挂端部朝向相应介质芯的中心延伸,并被相应的介质芯片弹性地支撑。 因此,插入器可以安装在探针头和多层PCB之间,以通过导电凸块与探头头形成良好的电接触。 在本实施例中,多个对称导电凸块设置在基板的第二表面上,并且通过通孔或导电柱与基板的第一表面上的导电凸块电连接。 导电凸块可以电接触多层PCB。