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    • 52. 发明授权
    • Method for forming an electrostatic chuck using film printing technology
    • 使用薄膜印刷技术形成静电卡盘的方法
    • US09518326B2
    • 2016-12-13
    • US14059402
    • 2013-10-21
    • Applied Materials, Inc.
    • Karl M. Brown
    • C23C28/00H01L21/683H02N13/00
    • C23C28/32C23C28/34H01L21/6831H02N13/00
    • In one embodiment, a method for forming an electrostatic chuck includes forming vias in a ceramic plate and printing a metal paste in the vias and curing the ceramic plate. The method includes printing the metal paste on a front surface of the ceramic plate and curing the ceramic plate, and printing the metal paste on a bottom surface of the ceramic plate and curing the ceramic plate to form one or more contact pads. The method also includes printing a dielectric film on the front surface of the ceramic plate and curing the ceramic plate. The method may further include printing one or more heating elements on a bottom surface of the ceramic plate and curing the ceramic plate, printing the dielectric film on the bottom, and bonding the ceramic plate to a backing plate.
    • 在一个实施例中,用于形成静电卡盘的方法包括在陶瓷板中形成通孔并在通孔中印刷金属膏并固化陶瓷板。 该方法包括将金属膏印刷在陶瓷板的前表面上并固化陶瓷板,并将金属膏印刷在陶瓷板的底表面上并固化陶瓷板以形成一个或多个接触垫。 该方法还包括在陶瓷板的前表面上印刷电介质膜并固化陶瓷板。 该方法还可以包括在陶瓷板的底表面上印刷一个或多个加热元件并固化陶瓷板,将电介质膜印刷在底部上,并将陶瓷板粘合到背板上。
    • 54. 发明授权
    • De-chuck control method and control device for plasma processing apparatus
    • 用于等离子体处理装置的脱卡盘控制方法和控制装置
    • US09466519B2
    • 2016-10-11
    • US14367305
    • 2013-01-25
    • Tokyo Electron Limited
    • Atsushi Kawabata
    • H01L21/683G01R19/25H02N13/00
    • H01L21/6833G01R19/25H02N13/00
    • A de-chuck control method is provided for de-chucking a workpiece from an electrostatic chuck, which includes a chuck electrode and electrostatically attracts the workpiece. The de-chuck control method includes acquiring a time-integration value of a current by measuring the current flowing from the chuck electrode for a predetermined time period after a plasma process is ended and a voltage applied to the chuck electrode is turned off; calculating a difference between the time-integration value of the current and an electric charge charged to the chuck electrode during the plasma process; calculating a counter voltage according to a residual charge of the electrostatic chuck based on the difference and a predetermined correlation between the time-integration value of the current and a torque acting on a support pin for supporting the workpiece; and applying the counter voltage to the chuck electrode while introducing gas into a processing chamber and generating plasma.
    • 提供了一种脱卡盘控制方法,用于从包括卡盘电极的静电卡盘中去夹紧工件,并静电吸引工件。 脱卡盘控制方法包括通过在等离子体处理结束之后的预定时间段内测量从卡盘电极流出的电流并且施加到卡盘电极的电压被关闭来获取电流的时间积分值; 计算在等离子体处理期间电流的时间积分值与充电到卡盘电极的电荷之间的差; 基于所述差异以及所述电流的时间积分值与作用在用于支撑所述工件的支撑销上的转矩之间的预定相关性来计算根据所述静电卡盘的剩余电量的计数器电压; 并将反电压施加到卡盘电极,同时将气体引入处理室并产生等离子体。
    • 60. 发明申请
    • ELECTROSTATIC CHUCK DEVICE
    • 静电切割装置
    • US20160036355A1
    • 2016-02-04
    • US14776787
    • 2014-03-11
    • SMITOMO OSAKA CEMENT CO., LTD.
    • Yoshiaki MoriyaKazuto Ando
    • H02N13/00
    • H02N13/00H01L21/6831H01L21/6875
    • Provided is an electrostatic chuck device in which the attachment of particles to the rear surface of a plate-like specimen can be further suppressed by suppressing the generation source of the particles and, furthermore, an effect of cooling the plate-like specimen using a cooling gas can be improved. The electrostatic chuck device is formed by including an electrostatic chuck portion in which an upper surface (2a) of a ceramic plate-like body (2) is used as a placement surface on which a wafer is placed and an electrostatic adsorption electrode is provided inside the ceramic plate-like body (2) or on the rear surface thereof, multiple protrusions (11) are formed on the upper surface (2a), and multiple fine protrusions (13) are formed in regions (12) excluding the multiple protrusions (11) in the upper surface (2a).
    • 提供一种静电卡盘装置,其中通过抑制颗粒的发生源,可以进一步抑制颗粒附着到板状样品的后表面,此外,还可以使用冷却来对板状样品进行冷却 气体可以改善。 静电吸盘装置通过包括静电吸盘部分形成,其中使用陶瓷板状体(2)的上表面(2a)作为其上放置晶片的放置表面和在其内部设置静电吸附电极 陶瓷板状体(2)或其后表面上形成有在上表面(2a)上的多个突起(11),并且在不同于多个突起的区域(12)中形成多个细小突起(13) 11)在上表面(2a)中。