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    • 3. 发明授权
    • Method of repairing probe pads
    • 修复探针垫的方法
    • US08324622B2
    • 2012-12-04
    • US12651332
    • 2009-12-31
    • John H. ZhangLaertis EconomikosRobin Van Den NieuwenhuizenWei-Tsu Tseng
    • John H. ZhangLaertis EconomikosRobin Van Den NieuwenhuizenWei-Tsu Tseng
    • H01L23/58H01L29/10
    • H01L22/20H01L22/14H01L24/05H01L2924/014H01L2924/14H01L2924/00
    • A method that includes forming a first level of active circuitry on a substrate, forming a first probe pad electrically connected to the first level of active circuitry where the first probe pad having a first surface, contacting the first probe pad with a probe tip that displaces a portion of the first probe pad above the first surface, and performing a chemical mechanical polish on the first probe pad to planarize the portion of the first probe pad above the first surface. The method also includes forming a second level of active circuitry overlying the first probe pad, forming a second probe pad electrically connected to the second level of active circuitry, contacting the second probe pad with a probe tip that displaces a portion of the probe pad, and chemically mechanically polishing the second probe pad to remove the portion displaced.
    • 一种方法,其包括在衬底上形成第一电平的有源电路,形成电连接到所述第一电平有源电路的第一探针焊盘,其中所述第一探针焊盘具有第一表面,所述第一探针焊盘与所述第一探针焊盘接触, 所述第一探针焊盘的位于所述第一表面上方的部分,以及在所述第一探针焊盘上执行化学机械抛光,以在所述第一表面上方平坦化所述第一探针焊盘的所述部分。 该方法还包括形成覆盖在第一探针焊盘上的第二电平有源电路,形成电连接到第二电平有源电路的第二探针焊盘,使第二探针焊盘与移位探针焊盘的一部分的探针尖接触, 以及化学机械地抛光第二探针垫以除去所移动的部分。
    • 6. 发明授权
    • Scribe line structure for preventing from damages thereof induced during fabrication
    • 用于防止在制造过程中引起的损坏的划痕线结构
    • US06441465B2
    • 2002-08-27
    • US09246924
    • 1999-02-09
    • Chi-Fa LinWei-Tsu TsengMin-Shinn Feng
    • Chi-Fa LinWei-Tsu TsengMin-Shinn Feng
    • H01L23544
    • H01L22/32H01L23/544H01L2223/54453H01L2924/0002H01L2924/00
    • A scribe line structure of a semiconductor wafer is provided in the invention. The semiconductor wafer has a plurality of substantially parallel horizontal scribe lines and a plurality of substantially parallel vertical scribe lines to separate a plurality of chips from each other. According to the invention, each parallel horizontal scribe line and each parallel vertical scribe line are divided along two elongated sides thereof into a plurality of portions with the same rectangular area. Each of the plurality of portions of each scribe line is composed of the scribe line structure. The scribe line structure comprises a multi-layer structure with four sides formed over whole area of each portion of each scribe line and at least two rows of cavities formed along the four sides of the multi-layer structure. The cavities of the scribe line structure are capable of relieving internal stress of the scribe lines and arresting possible cracks induced during scribe line manufacture. Thereby, peeling, delamination and dielectric fracture of the scribe lines induced during the wafer manufacture can be prevented.
    • 在本发明中提供半导体晶片的划线结构。 半导体晶片具有多个基本上平行的水平划线和多个基本上平行的垂直划线以将多个芯片彼此分开。 根据本发明,每个平行的水平划线和每个平行的垂直划线沿其两个细长边划分成具有相同矩形区域的多个部分。 每个划线的多个部分中的每一个由划线结构组成。 划线结构包括多层结构,在每个划线的每个部分的整个区域上形成四边,并且沿多层结构的四边形成至少两排空腔。 划痕线结构的空腔能够减轻划痕线的内部应力,并阻止在划线生产过程中引起的可能的裂纹。 由此,能够防止在晶片制造时引起的划线的剥离,分层和介电断裂。
    • 7. 发明授权
    • STI process by method of in-situ multilayer dielectric deposition
    • STI工艺采用原位多层电介质沉积法
    • US06235608B1
    • 2001-05-22
    • US09292772
    • 1999-04-14
    • Chi-Fa LinWei-Tsu TsengMin-Shinn Feng
    • Chi-Fa LinWei-Tsu TsengMin-Shinn Feng
    • H01L21336
    • H01L21/31144H01L21/31053H01L21/31612H01L21/3185H01L21/76224Y10S438/97
    • A process for forming shallow trench isolation (STI) structures. It includes the steps of: (a) depositing a composite silicon nitride on to the silicon substrate; (b) forming a shallow trench on the silicon substrate by etching, using the composite silicon nitride as the hard mask; (c) depositing a filler oxide layer inside the shallow trench as well as on top of the composite silicon nitride, using a chemical vapor deposition (CVD) method; and (d) using a chemical-mechanical polishing (CMP) process to planarize the filler oxide layer using the composite nitride as a CMP stop. The composite silicon nitride comprises a plurality of silicon nitride layers whose CMP removal rate increases with the distance from the silicon substrate. Additionally, a composite silicon oxide layer can be formed on top of the filler oxide layer which comprises a plurality of silicon oxide layers whose CMP removal rate increases with the distance from the silicon substrate.
    • 一种用于形成浅沟槽隔离(STI)结构的工艺。 它包括以下步骤:(a)将复合氮化硅沉积到硅衬底上; (b)使用复合氮化硅作为硬掩模,通过蚀刻在硅衬底上形成浅沟槽; (c)使用化学气相沉积(CVD)方法在浅沟槽内以及在复合氮化硅的顶部上沉积填充氧化物层; 和(d)使用化学机械抛光(CMP)工艺来使用复合氮化物作为CMP停止层来平坦化填充氧化物层。 复合氮化硅包括多个氮化硅层,其CMP去除率随着与硅衬底的距离而增加。 此外,可以在填充氧化物层的顶部上形成复合氧化硅层,其包括多个氧化硅层,其CMP去除速率随着与硅衬底的距离而增加。