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    • 1. 发明授权
    • Electrostatic chuck with fluid flow regulator
    • 带流体流量调节器的静电吸盘
    • US5883778A
    • 1999-03-16
    • US503790
    • 1995-07-18
    • Semyon SherstinskyJohn F. CameronShamouil ShamouilianManoocher BirangAlfred MakSimon W. TamRobert E. Ryan
    • Semyon SherstinskyJohn F. CameronShamouil ShamouilianManoocher BirangAlfred MakSimon W. TamRobert E. Ryan
    • B23Q3/15C23C16/458H01L21/00H01L21/683H02N13/00
    • H02N13/00C23C16/4586H01L21/67109H01L21/6831H01L21/6833Y10T279/23
    • An electrostatic chuck 20 of the present invention is capable of maintaining substantially uniform temperatures across a substrate 30. The chuck 20 comprises an electrostatic member 35 that includes (i) an insulator 45 covering an electrode 40, (ii) a substantially planar and conformal contact surface 50 capable of conforming to a substrate 30, and (iii) conduits 105 terminating at the contact surface 50 for providing heat transfer fluid to the contact surface 50. Application of a voltage to the electrode 40 of the electrostatic member 35 electrostatically holds the substrate 30 on the conformal contact surface 50 to define an outer periphery 110 having (1) leaking portions 115 where heat transfer fluid leaks out, and (2) sealed portions 130 where heat transfer fluid substantially does not leak out. A fluid flow regulator 135 is provided for flowing heat transfer fluid at different flow rates through the conduits 105 in the electrostatic member 35 to provide (i) first flow rates of heat transfer fluid through the conduits 105 adjacent to the sealed portions 130 of the outer periphery 110 of the electrostatic member 35, and (ii) second flow rates of heat transfer fluid through the conduits 105 adjacent to the leaking portions 115, the second flow rates being higher than the first flow rates, to maintain substantially uniform temperatures across the substrate 30 held on the chuck 20.
    • 本发明的静电卡盘20能够在基板30上保持基本均匀的温度。卡盘20包括静电部件35,静电部件35包括(i)覆盖电极40的绝缘体45,(ii)基本上平面和保形接触 能够与衬底30相符的表面50,以及(iii)终止于接触表面50处的导管105,用于将热传递流体提供给接触表面50.施加电压到静电构件35的电极40,静电地保持衬底 30,以形成具有(1)泄漏部分115(其中传热流体泄漏)的外周110,以及(2)传热流体基本上不会泄漏的密封部分130。 提供流体流量调节器135,用于使不同流速的传热流体流过静电构件35中的管道105,以提供(i)传热流体通过与外部的密封部分130相邻的导管105的第一流量 静电构件35的周边110,以及(ii)通过与泄漏部分115相邻的导管105的传热流体的第二流量,第二流速高于第一流速,以保持基本上均匀的温度 30夹在卡盘20上。
    • 4. 发明授权
    • Clamping ring apparatus for processing semiconductor wafers
    • 用于处理半导体晶圆的夹紧环装置
    • US5316278A
    • 1994-05-31
    • US947212
    • 1992-09-18
    • Semyon SherstinskyMei ChangCharles C. HarrisAlfred MakJames F. RobertsSimon W. TamWen T. Chang
    • Semyon SherstinskyMei ChangCharles C. HarrisAlfred MakJames F. RobertsSimon W. TamWen T. Chang
    • H01L21/687B25B1/00
    • H01L21/68721Y10S269/903
    • An improved clamping ring apparatus is disclosed comprising a clamping ring means for yieldably engaging a generally circular semiconductor wafer to peripherally clamp the wafer to a support pedestal to provide a peripheral seal between the wafer and the surface of the pedestal facing the wafer, adjacent the generally circular end edge of the wafer by providing a central generally circular opening in the clamping ring and a series of slots which radially extend outwardly from the central opening in the clamping ring means to thereby divide the inner portion of the clamping ring means into a series of yieldable fingers inwardly extending toward the central opening in the clamping ring means.In one embodiment, the sidewalls of the slots are slanted with respect to the planar surface of the clamping ring means at an angle sufficient, with respect to the thickness of the clamping ring means and the width of the slot,, to prevent a ray or a particle from a plasma, traveling in a direction perpendicular to the plane of the surface of the clamping ring means from striking surfaces underlying the clamping ring means, through the slot.
    • 公开了一种改进的夹紧环装置,其包括夹紧环装置,用于可屈服地接合大致圆形的半导体晶片以将晶片周边夹持到支撑基座,以在晶片与面对晶片的基座的表面之间提供周边密封, 通过在夹紧环中提供中心大致圆形的开口,以及从夹紧环装置中的中心开口径向向外延伸的一系列槽,从而将夹紧环装置的内部分成一系列 可伸缩的手指向内延伸朝向夹紧环装置中的中心开口。 在一个实施例中,槽的侧壁相对于夹紧环装置的平坦表面以相对于夹紧环装置的厚度和槽的宽度足够的角度倾斜以防止光线或 来自等离子体的颗粒通过狭槽从垂直于夹紧环装置的表面的平面的方向通过夹紧环装置下方的冲击表面行进。
    • 8. 发明授权
    • Formation of boride barrier layers using chemisorption techniques
    • 使用化学吸附技术形成硼化物阻挡层
    • US07501343B2
    • 2009-03-10
    • US11739545
    • 2007-04-24
    • Jeong Soo ByunAlfred Mak
    • Jeong Soo ByunAlfred Mak
    • H01L21/44
    • C23C16/45529C23C16/38C23C16/45531C23C16/45553H01L21/28562H01L21/76843H01L21/76846
    • In one embodiment, a method for depositing a boride-containing barrier layer on a substrate is provided which includes exposing the substrate sequentially to a boron-containing compound and a metal precursor to form a first boride-containing layer during a first sequential chemisorption process and exposing the substrate to the boron-containing compound, the metal precursor, and a second precursor to form a second boride-containing layer on the first boride-containing layer during a second sequential chemisorption process. In one example, the metal precursor contains tungsten hexafluoride and the boron-containing compound contains diborane. In another embodiment, a contact layer is deposited over the second boride-containing layer. The contact layer may contain tungsten and be deposited by a chemical vapor deposition process. Alternatively, the contact layer may contain copper and be deposited by a physical vapor deposition process. In other examples, boride-containing layers may be formed at a temperature of less than about 500° C.
    • 在一个实施例中,提供了一种用于在衬底上沉积含硼化物阻挡层的方法,其包括在第一顺序化学吸附过程期间将衬底依次暴露于含硼化合物和金属前体以形成第一含硼化物层, 在第二顺序化学吸附过程期间,将基底暴露于含硼化合物,金属前体和第二前体,以在第一含硼化物层上形成第二含硼化物层。 在一个实例中,金属前体含有六氟化钨,含硼化合物含有乙硼烷。 在另一个实施方案中,在第二含硼化物层上沉积接触层。 接触层可以含有钨并通过化学气相沉积工艺进行沉积。 或者,接触层可以含有铜并通过物理气相沉积工艺进行沉积。 在其他实例中,含硼化物的层可以在小于约500℃的温度下形成。
    • 9. 发明申请
    • MASK ETCH PROCESSING APPARATUS
    • 掩模加工设备
    • US20070007660A1
    • 2007-01-11
    • US11530676
    • 2006-09-11
    • Khiem NguyenPeter SatitpunwaychaAlfred Mak
    • Khiem NguyenPeter SatitpunwaychaAlfred Mak
    • H01L23/52
    • H01L21/68707H01J37/321H01J37/32623H01L21/68735
    • Method and apparatus for supporting and transferring a substrate in a semiconductor wafer processing system are provided. In one aspect, an apparatus is provided for supporting a substrate comprising a cover ring comprising a base having a bore disposed therethough, the base having an upper surface and one or more raised surfaces disposed adjacent the bore, wherein the raised surface comprise one or more first substrate support members disposed adjacent an edge of the bore and a capture ring disposed on the cover ring, the capture ring comprising a semi-circular annular ring having an inner perimeter corresponding to the bore of the cover ring and one or more second substrate support members disposed on the inner perimeter and adapted to receive a substrate, wherein the capture ring is adapted to mate with the cover ring and form one contiguous raised surface on the cover ring.
    • 提供了用于在半导体晶片处理系统中支撑和转移衬底的方法和装置。 在一个方面,提供了一种用于支撑衬底的装置,其包括盖环,该盖环包括其上设置有孔的基部,所述基部具有上表面和邻近所述孔布置的一个或多个凸起表面,其中所述凸起表面包括一个或多个 第一衬底支撑构件邻近孔的边缘设置,并且捕获环设置在覆盖环上,捕获环包括半圆环形环,其具有对应于盖环的孔的内周边和一个或多个第二衬底支撑件 设置在内周上并适于接收基底的构件,其中捕获环适于与盖环配合并在盖环上形成一个连续的凸起表面。