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    • 12. 发明授权
    • Plasma accelerator
    • 等离子加速器
    • US07355357B2
    • 2008-04-08
    • US11411966
    • 2006-04-27
    • Won-taek ParkVasily PashkovskiYuri Tolmachev
    • Won-taek ParkVasily PashkovskiYuri Tolmachev
    • H05H9/00
    • F03H1/00H01L21/67063H05H1/54
    • A plasma accelerator is provided. The plasma accelerator includes a chamber having a closed top, an opened bottom and a lateral surface, a first coil section comprising a plurality of coils that are connected to one another in series and are wound around the lateral surface of the chamber in opposite directions, and a second coil section comprising a plurality of coils that are wound around the lateral surface of the chamber between coils of the first coil section in opposite directions. Accordingly, it is possible to make the mutual inductance between the coils small, to accurately adjust levels and phase differences of currents to be applied to the coils, and also to simplify the driving circuit.
    • 提供等离子体加速器。 等离子体加速器包括具有闭合顶部,敞开的底部和侧面的腔室,第一线圈段,其包括彼此串联连接的多个线圈,并且沿相反方向缠绕在腔室的侧表面上, 以及包括多个线圈的第二线圈段,所述多个线圈在相反方向上缠绕在所述第一线圈段的线圈之间的所述腔室的侧表面上。 因此,可以使线圈之间的互感小,以精确地调整施加到线圈的电流的电平和相位差,并且还简化驱动电路。
    • 14. 发明申请
    • Ionized physical vapor deposition apparatus using helical self-resonant coil
    • 电离物理气相沉积装置采用螺旋自谐振线圈
    • US20050103623A1
    • 2005-05-19
    • US10932076
    • 2004-09-02
    • Yuri TolmachevDong-joon MaSergiy NavalaDae-il Kim
    • Yuri TolmachevDong-joon MaSergiy NavalaDae-il Kim
    • H01L21/203C23C14/35C23C14/44H01J37/32H01J37/34C23C14/34
    • H01J37/321C23C14/358H01J37/3408
    • Provided is an ionized physical vapor deposition (IPVD) apparatus having a helical self-resonant coil. The IPVD apparatus comprises a process chamber having a substrate holder that supports a substrate to be processed, a deposition material source that supplies a material to be deposited on the substrate into the process chamber, facing the substrate holder, a gas injection unit to inject a process gas into the process chamber, a bias power source that applies a bias potential to the substrate holder, a helical self-resonant coil that produces plasma for ionization of the deposition material in the process chamber, one end of the helical self-resonant coil being grounded and the other end being electrically open, and an RF generator to supply an RF power to the helical self-resonant coil. The use of a helical self-resonant coil enables the IPVD apparatus to ignite and operate at very low chamber pressure such as approximately 0.1 mtorr, and to produce high density plasma with high efficiency compared to a conventional IPVD apparatus. Accordingly, a high efficiency of ionization of deposition material is achieved.
    • 提供了一种具有螺旋自谐振线圈的电离物理气相沉积(IPVD)装置。 IPVD装置包括具有支撑待处理基板的基板保持器的处理室,将要沉积在基板上的材料供给到面向基板保持器的处理室中的沉积材料源,注入单元 将处理气体进入处理室,向衬底保持器施加偏置电位的偏压电源,产生用于离子化处理室中的沉积材料的等离子体的螺旋自谐振线圈,螺旋自谐振线圈的一端 接地并且另一端电气打开,以及RF发生器,用于向螺旋自谐振线圈提供RF功率。 螺旋自谐振线圈的使用使得IPVD装置能够在非常低的室压力(例如约0.1mtorr)下点燃和操作,并且与传统的IPVD装置相比,可以高效率地产生高密度等离子体。 因此,实现了沉积材料的高效离子化。