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    • 71. 发明授权
    • Methods and apparatus for synchronizing RF pulses in a plasma processing system
    • 用于在等离子体处理系统中同步RF脉冲的方法和装置
    • US09368329B2
    • 2016-06-14
    • US13550719
    • 2012-07-17
    • John C. Valcore, Jr.Bradford J. LyndakerHarmeet Singh
    • John C. Valcore, Jr.Bradford J. LyndakerHarmeet Singh
    • H01J37/32
    • H01J37/32183H01J37/32146H01J37/32174
    • A synchronized pulsing arrangement for providing at least two synchronized pulsing RF signals to a plasma processing chamber of a plasma processing system is provided. The arrangement includes a first RF generator for providing a first RF signal. The first RF signal is provided to the plasma processing chamber to energize a plasma therein, the first RF signal representing a pulsing RF signal. The arrangement also includes a second RF generator for providing a second RF signal to the plasma processing chamber. The second RF generator has a sensor subsystem for detecting values of at least one parameter associated with the plasma processing chamber that reflects whether the first RF signal is pulsed high or pulsed low and a pulse controlling subsystem for pulsing the second RF signal responsive to the detecting the values of at least one parameter.
    • 提供了一种用于向等离子体处理系统的等离子体处理室提供至少两个同步脉冲RF信号的同步脉冲装置。 该装置包括用于提供第一RF信号的第一RF发生器。 第一RF信号被提供给等离子体处理室以激励其中的等离子体,第一RF信号表示脉冲RF信号。 该装置还包括用于向等离子体处理室提供第二RF信号的第二RF发生器。 第二RF发生器具有用于检测与等离子体处理室相关联的至少一个参数的值的传感器子系统,其反映第一RF信号是高电平脉冲还是脉冲低脉冲,以及响应于检测脉冲控制第二RF信号的脉冲控制子系统 至少有一个参数的值。
    • 74. 发明授权
    • E-beam enhanced decoupled source for semiconductor processing
    • 用于半导体处理的电子束增强去耦源
    • US09111728B2
    • 2015-08-18
    • US13356962
    • 2012-01-24
    • John Patrick HollandPeter L. G. VentzekHarmeet SinghJun ShinagawaAkira Koshiishi
    • John Patrick HollandPeter L. G. VentzekHarmeet SinghJun ShinagawaAkira Koshiishi
    • H01J37/077H01J37/065H01J37/32H01J37/16
    • H01J37/32357H01J37/32376H01J37/32449H01J37/32596
    • A semiconductor substrate processing system includes a processing chamber and a substrate support defined to support a substrate in the processing chamber. The system also includes a plasma chamber defined separate from the processing chamber. The plasma chamber is defined to generate a plasma. The system also includes a plurality of fluid transmission pathways fluidly connecting the plasma chamber to the processing chamber. The plurality of fluid transmission pathways are defined to supply reactive constituents of the plasma from the plasma chamber to the processing chamber. The system further includes an electron injection device for injecting electrons into the processing chamber to control an electron energy distribution within the processing chamber so as to in turn control an ion-to-radical density ratio within the processing chamber. In one embodiment, an electron beam source is defined to transmit an electron beam through the processing chamber above and across the substrate support.
    • 半导体基板处理系统包括处理室和限定为在处理室中支撑基板的基板支撑件。 该系统还包括与处理室分开限定的等离子体室。 等离子体室被定义为产生等离子体。 该系统还包括将等离子体室流体连接到处理室的多个流体传输路径。 多个流体传输路径被限定为将等离子体的反应性组分从等离子体室提供给处理室。 该系统还包括用于将电子注入到处理室中以控制处理室内的电子能量分布的电子注入装置,从而控制处理室内的离子 - 自由基密度比。 在一个实施例中,电子束源被定义为将电子束透过衬底支撑件上方并穿过衬底支撑件的处理室。
    • 77. 发明申请
    • ELECTROSTATIC CHUCK WITH WAFER BACKSIDE PLASMA ASSISTED DECHUCK
    • 带背面等离子体辅助离心机的静电卡盘
    • US20130021717A1
    • 2013-01-24
    • US13185968
    • 2011-07-19
    • Harmeet Singh
    • Harmeet Singh
    • H01L21/687
    • H01L21/6831
    • An electrostatic chuck assembly useful in a plasma processing chamber, comprising a support surface on which a semiconductor wafer is supported during processing of the wafer in the chamber, at least one electrostatic clamping electrode which applies an electrostatic clamping force to the wafer on the support surface when an electrostatic clamping voltage is applied to the clamping electrode, at least one outlet in the support surface which delivers a heat transfer gas to an underside of the wafer, at least one gas passage connected to a source of heat transfer gas operable to supply heat transfer gas at a desired pressure to the at least one gas passage, and at least one cavity and plasma generating electrode along the at least one gas passage, the plasma generating electrode operable to form a dechucking plasma in the cavity, the dechucking plasma being effective to neutralize charges on the underside of the wafer and support surface of the electrostatic chuck and thereby reduce a residual sticking force between the wafer and the support surface.
    • 一种用于等离子体处理室的静电卡盘组件,包括:在处理室内的晶片时支撑半导体晶片的支撑表面;至少一个静电夹持电极,其将静电夹持力施加到支撑表面上的晶片 当向夹持电极施加静电夹紧电压时,将支撑表面中的至少一个出口传送到晶片的下侧,将至少一个气体通道连接到可传导热量的热传递气体源 将所需压力的气体转移到至少一个气体通道,以及沿着至少一个气体通道的至少一个空腔和等离子体产生电极,所述等离子体产生电极可操作以在空腔中形成解吸等离子体,所述除冰等离子体是有效的 以抵消晶片的下侧和静电卡盘的支撑表面上的电荷,从而减少电荷 在晶片和支撑表面之间的唾液粘滞力。
    • 79. 发明申请
    • E-Beam Enhanced Decoupled Source for Semiconductor Processing
    • 用于半导体处理的电子束增强去耦源
    • US20120258607A1
    • 2012-10-11
    • US13357044
    • 2012-01-24
    • John Patrick HollandPeter L.G. VentzekHarmeet SinghJun ShinagawaAkira Koshiishi
    • John Patrick HollandPeter L.G. VentzekHarmeet SinghJun ShinagawaAkira Koshiishi
    • H01L21/26H01L21/3065
    • H01J37/32357
    • A semiconductor substrate processing system includes a processing chamber and a substrate support defined to support a substrate in the processing chamber. The system also includes a plasma chamber defined separate from the processing chamber. The plasma chamber is defined to generate a plasma. The system also includes a plurality of fluid transmission pathways fluidly connecting the plasma chamber to the processing chamber. The plurality of fluid transmission pathways are defined to supply reactive constituents of the plasma from the plasma chamber to the processing chamber. The system further includes a plurality of power delivery components defined to deliver power to the plurality of fluid transmission pathways, so as to generate supplemental plasma within the plurality of fluid transmission pathways. The plurality of fluid transmission pathways are defined to supply reactive constituents of the supplemental plasma to the processing chamber.
    • 半导体基板处理系统包括处理室和限定为在处理室中支撑基板的基板支撑件。 该系统还包括与处理室分开限定的等离子体室。 等离子体室被定义为产生等离子体。 该系统还包括将等离子体室流体连接到处理室的多个流体传输路径。 多个流体传输路径被限定为将等离子体的反应性组分从等离子体室提供给处理室。 该系统还包括多个功率输送部件,其被定义成将功率输送到多个流体传输路径,以便在多个流体传输通路内产生补充等离子体。 多个流体传输路径被限定为将补充等离子体的反应性成分提供给处理室。