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    • 22. 发明授权
    • Semiconductor processing methods of removing conductive material
    • 去除导电材料的半导体加工方法
    • US07367871B2
    • 2008-05-06
    • US11449201
    • 2006-06-05
    • Trung Tri DoanScott G. Meikle
    • Trung Tri DoanScott G. Meikle
    • B24B1/00
    • B24B37/11B23H5/08B24B37/042B24B37/046B24B37/20C25F3/30H01L21/3212H01L21/32125
    • The invention includes a semiconductive processing method of electrochemical-mechanical removing at least some of a conductive material from over a surface of a semiconductor substrate. A cathode is provided at a first location of the wafer, and an anode is provided at a second location of the wafer. The conductive material is polished with the polishing pad polishing surface. The polishing occurs at a region of the conductive material and not at another region. The region where the polishing occurs is defined as a polishing operation location. The polishing operation location is displaced across the surface of the substrate from said second location of the substrate toward said first location of the substrate. The polishing operation location is not displaced from said first location toward said second location when the polishing operation location is between the first and second locations. The invention also includes a semiconductor processing method of removing at least some of a conductive material from over a surface of a semiconductive material wafer. A polishing pad is displaced across an upper surface of the wafer from a central region of the wafer toward a periphery of the wafer, and is not displaced from the periphery to the central region.
    • 本发明包括从半导体衬底的表面上电化学 - 机械去除至少一些导电材料的半导体处理方法。 阴极设置在晶片的第一位置处,并且阳极设置在晶片的第二位置处。 用抛光垫抛光表面抛光导电材料。 抛光发生在导电材料的区域而不是在另一区域。 抛光发生的区域被定义为抛光操作位置。 抛光操作位置从衬底的所述第二位置横跨衬底的表面移动到衬底的所述第一位置。 当抛光操作位置在第一和第二位置之间时,抛光操作位置不会从所述第一位置移动到所述第二位置。 本发明还包括从半导体材料晶片的表面上去除至少一些导电材料的半导体加工方法。 抛光垫从晶片的中心区域朝着晶片的周边跨越晶片的上表面移位,并且不会从周边移动到中心区域。
    • 23. 发明申请
    • METHOD OF SEPARATING SEMICONDUCTOR DIES
    • 分离半导体器件的方法
    • US20070212854A1
    • 2007-09-13
    • US11682814
    • 2007-03-06
    • Chen-Fu ChuTrung Tri DoanHao-Chun ChengFeng-Hsu FanFu-Hsien Wang
    • Chen-Fu ChuTrung Tri DoanHao-Chun ChengFeng-Hsu FanFu-Hsien Wang
    • H01L21/00
    • H01L33/0079H01L33/0095
    • A method for the separation of multiple dies during semiconductor fabrication is described. On an upper surface of a semiconductor wafer containing multiple dies, metal layers are deposited everywhere except where a block of stop electroplating material exists. The stop electroplating material is obliterated, and a barrier layer is formed above the entire remaining structure. A sacrificial metal element is added above the barrier layer, and then the substrate is removed. After the semiconductor material between the individual dies is eradicated, any desired bonding pads and patterned circuitry are added to the semiconductor surface opposite the sacrificial metal element, a passivation layer is added to this surface, and then the sacrificial metal element is removed. Tape is added to the now exposed barrier layer, the passivation layer is removed, the resulting structure is flipped over, and the tape is expanded to separate the individual dies.
    • 描述了在半导体制造期间分离多个管芯的方法。 在包含多个模具的半导体晶片的上表面上,除了存在一块停止电镀材料之外,金属层被沉积​​。 停止电镀材料被消除,并且在整个剩余结构上方形成阻挡层。 在阻挡层上方添加牺牲金属元素,然后去除衬底。 在消除各个管芯之间的半导体材料之后,将任何期望的接合焊盘和图案化电路添加到与牺牲金属元件相对的半导体表面,在该表面上添加钝化层,然后去除牺牲金属元件。 将胶带添加到现在暴露的阻挡层中,去除钝化层,将所得结构翻转,并且将带扩展以分离各个模具。
    • 30. 发明授权
    • Method of fabricating semiconductor components
    • 制造半导体元件的方法
    • US06743699B1
    • 2004-06-01
    • US10349220
    • 2003-01-21
    • Trung Tri Doan
    • Trung Tri Doan
    • H01L21301
    • H01L24/97H01L21/56H01L21/78H01L23/3121H01L2924/01033H01L2924/12044H01L2924/14
    • A plurality of semiconductor dice are provided on a substrate having a first side and a second side, with the semiconductor dice being spaced from one another by scribe line area. A stencil is positioned over at least one of the first side and the second side of the substrate. The stencil has masking sections which cover at least portions of the scribe line area. A polymer is applied through the positioned stencil onto the first or second side of the substrate over which the stencil is received, with the stencil substantially precluding the polymer from being applied on the covered portions of the scribe line area. After the applying, portions of the scribe line area are cut into and the plurality of dice are singulated from the substrate. Other aspects and implementations are contemplated.
    • 多个半导体管芯设置在具有第一侧和第二侧的基板上,半导体管芯通过划线区域相互间隔开。 模板位于衬底的第一侧和第二侧中的至少一个上方。 模板具有覆盖划线区域的至少一部分的掩模部分。 通过定位的模板将聚合物施加到基材的第一或第二侧上,在其上容纳模版的模板,模版基本上阻止聚合物施加在划线区域的覆盖部分上。 在施加之后,切割部分划线区域并将多个骰子从衬底分离。 考虑了其他方面和实现。