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    • 4. 发明申请
    • RIGID RF TRANSMISSION LINE WITH EASY REMOVAL SECTION
    • RIGID射频发射线,轻松移除部分
    • US20080276868A1
    • 2008-11-13
    • US12039616
    • 2008-02-28
    • Carl A. SorensenJohn M. WhiteKim Neill
    • Carl A. SorensenJohn M. WhiteKim Neill
    • C23C16/453H01B7/17
    • H01P1/045H01J37/32082H01J37/32174
    • An RF feed for a processing apparatus is disclosed. Coupling an RF generator to an RF matching network by a rigid RF feed lessens the amount of power that is lost during transmission from the generator to the matching network. The rigid RF feed comprises an inverted J shaped section that decouples the generator from the matching network whenever servicing the chamber is necessary. The J shape section has two parallel portions coupled together by a perpendicular portion. The J shaped section may be removed as a one piece assembly by uncoupling the J shaped section at a location disposed near the top of the chamber and a location near the floor of the chamber. The connections between the J shaped section and the remainder of the RF feed face the same direction to ensure easy coupling and decoupling without twisting and/or bending any portion of the rigid RF feed.
    • 公开了一种用于处理装置的RF馈送。 通过刚性RF馈送将RF发生器耦合到RF匹配网络可以减少在从发生器到匹配网络的传输过程中丢失的功率量。 刚性射频馈电包括倒置的J形截面,每当需要维修腔室时,将发生器与匹配网络分离。 J形截面具有通过垂直部分联接在一起的两个平行部分。 J形截面可以作为一个单独的组件被移除,该J形截面在设置在室顶部附近的位置处以及靠近该室底部的位置脱离J形截面。 J形截面和RF进料的其余部分之间的连接面向相同的方向,以确保容易的耦合和解耦,而不会扭曲和/或弯曲刚性RF进给的任何部分。
    • 7. 发明申请
    • METHOD AND APPARATUS FOR CONTROLLING PLASMA UNIFORMITY
    • 用于控制等离子体均匀性的方法和装置
    • US20090197015A1
    • 2009-08-06
    • US12344210
    • 2008-12-24
    • Jozef KudelaGaku FurutaCarl A. SorensenSoo Young ChoiJohn M. White
    • Jozef KudelaGaku FurutaCarl A. SorensenSoo Young ChoiJohn M. White
    • C23C16/513
    • H01J37/32623C23C16/345C23C16/5096H01J37/32082
    • Systems, methods, and apparatus involve a plasma processing chamber for depositing a film on a substrate. The plasma processing chamber includes a lid assembly having a ground plate, a backing plate, and a non-uniformity existing between the ground plate and the backing plate. The non-uniformity may interfere with RF wave uniformity and cause an impedance imbalance between portions of the ground plate and backing plate. The non-uniformity may include a structure or a reduced spacing of non-uniform surfaces. A reduced spacing of non-uniform surfaces may exist where a first distance between the ground plate and the backing plate at a first end is different from a second distance between the ground plate and the backing plate at a second end. The structure may be from 2 cm to 10 cm thick, cover from 20% to 50% of the backing plate, and be located away from a discontinuity existing inside the chamber.
    • 系统,方法和装置包括用于在基板上沉积膜的等离子体处理室。 等离子体处理室包括具有接地板,背板和存在于接地板和背板之间的不均匀性的盖组件。 不均匀性可能会干扰RF波均匀性,并导致接地板和背板的部分之间的阻抗不平衡。 不均匀性可以包括非均匀表面的结构或减小的间隔。 存在不均匀表面的减小的间隔,其中在第一端处的接地板和背板之间的第一距离在第二端处不同于接地板和背板之间的第二距离。 该结构可以是2cm至10cm厚,覆盖背板的20%至50%,并且位于远离存在于腔室内的不连续处。
    • 9. 发明授权
    • Fast transition RF impedance matching network for plasma reactor ignition
    • 用于等离子体反应器点火的快速转换RF阻抗匹配网络
    • US5815047A
    • 1998-09-29
    • US563849
    • 1995-11-27
    • Carl A. SorensenWendell T. BloniganJohn White
    • Carl A. SorensenWendell T. BloniganJohn White
    • H03H7/40
    • H03H7/40
    • An impedance matching network for an RF coupled plasma reactor having RF excitation apparatus receiving RF power through the impedance matching network from an RF generator for producing a plasma in the reactor has at least one capacitor connected to the output of the RF generator and having a capacitance value providing an impedance match to the plasma impedance during a steady state of the plasma, at least a first rapidly tunable capacitor connected in parallel with the one capacitor, the rapidly tunable capacitor being rapidly switchable between a high capacitance value providing a match to the plasma impedance during the onset of plasma ignition and a lesser minimum capacitance value, and a controller for rapidly switching the rapidly tunable capacitor from the high to the lesser capacitance value upon reaching the plasma steady state.
    • 一种用于RF耦合等离子体反应器的阻抗匹配网络,其具有RF激发装置,其通过来自RF发生器的阻抗匹配网络接收RF功率,用于在电抗器中产生等离子体,具有连接到RF发生器输出的至少一个电容器, 在等离子体的稳定状态期间提供与等离子体阻抗的阻抗匹配的值,至少与一个电容器并联连接的第一快速可调谐电容器,快速可调谐电容器可在提供与等离子体的匹配的高电容值之间快速切换 等离子体点火开始期间的阻抗和较小的最小电容值,以及用于在快速调节电容器达到等离子体稳态时从快速切换到较小电容值的控制器。