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    • 25. 发明申请
    • DOUBLE-SIDE POLISHING APPARATUS
    • 双面抛光装置
    • US20120329373A1
    • 2012-12-27
    • US13509696
    • 2010-11-16
    • Junichi UenoKazuya SatoSyuichi Kobayashi
    • Junichi UenoKazuya SatoSyuichi Kobayashi
    • B24B49/00B24B7/00
    • B24B37/013B24B37/08
    • A double-side polishing apparatus including at least: upper and lower turn tables each having a polishing pad attached thereto; a carrier having a holding hole formed therein for holding a wafer between the upper and lower turn tables; a sensor for detecting a thickness of the wafer during polishing, the sensor being disposed in a through-hole provided at the upper turn table in a direction of an upper-turn-table rotation axis; and a sensor holder for holding the sensor, wherein a material of the sensor holder is quartz. As a result, there is provided a double-side polishing apparatus that can polish a wafer while the difference from the target wafer thickness is reduced by surely inhibiting deformation of the sensor holder due to the influence of heat generated during the polishing of the wafer.
    • 一种双面抛光装置,其至少包括:上下转台,每个具有附着在其上的抛光垫; 具有形成在其中用于将晶片保持在上下转台之间的保持孔的载体; 用于在抛光期间检测晶片的厚度的传感器,所述传感器设置在设置在所述上​​转台上的通孔中,所述通孔沿上转盘旋转轴线的方向; 以及用于保持传感器的传感器保持器,其中传感器保持器的材料是石英。 结果,提供了一种双面抛光装置,其可以通过可靠地抑制由于在晶片抛光期间产生的热的影响而可靠地抑制传感器保持器的变形,从而可以减少与目标晶片厚度的差异,从而抛光晶片。
    • 26. 发明授权
    • Carrier for double-side polishing apparatus, double-side polishing apparatus using the same, and double-side polishing method
    • 双面抛光装置的载体,使用它的双面研磨装置和双面抛光方法
    • US08118646B2
    • 2012-02-21
    • US13055302
    • 2009-07-23
    • Kazuya SatoJunichi UenoSyuichi KobayashiHideo Kudo
    • Kazuya SatoJunichi UenoSyuichi KobayashiHideo Kudo
    • B24B1/00
    • B24B37/28
    • A carrier for a double-side polishing apparatus, including at least: a carrier base placed between upper and lower turn tables, the carrier base having a holding hole therein, the holding hole holds the wafer sandwiched between the upper and lower turn tables. A ring-shaped resin ring disposed along an inner circumference of the holding hole, the resin ring protecting a chamfered portion by making contact with the chamfered portion of the held wafer, wherein the resin ring has a concave groove on an inner circumference thereof, upper and lower tapered surfaces are formed in the concave groove. A double-side polishing apparatus using the carrier and a double-side polishing method that can reduce the generation of taper in a polished surface and improve the flatness while suppressing the generation of an outer peripheral sag of the wafer.
    • 一种用于双面抛光装置的载体,其至少包括:设置在上下匝台之间的载体基座,所述载体基座在其中具有保持孔,所述保持孔保持夹在所述上下转台之间的所述晶片。 环形树脂环沿着保持孔的内周设置,树脂环通过与保持晶片的倒角部分接触来保护倒角部分,其中树脂环在其内周上具有凹槽,上部 并且在凹槽中形成下锥形表面。 使用该载体的双面研磨装置和能够减少抛光面的锥形的产生的双面研磨方法,能够在抑制晶片的外周凹陷的产生的同时提高平坦度。
    • 28. 发明申请
    • CARRIER FOR A DOUBLE-SIDE POLISHING APPARATUS, DOUBLE-SIDE POLISHING APPARATUS USING THIS CARRIER, AND DOUBLE-SIDE POLISHING METHOD
    • 双面抛光装置的承载器,使用该载体的双面抛光装置和双面抛光方法
    • US20110104995A1
    • 2011-05-05
    • US12863674
    • 2009-02-16
    • Junichi UenoKazuya SatoSyuichi Kobayashi
    • Junichi UenoKazuya SatoSyuichi Kobayashi
    • B24B1/00B24B41/06
    • B24B37/28B24B37/042B24B37/08
    • A carrier for a double-side polishing apparatus comprising at least: a metallic carrier base that is arranged between upper and lower turn tables having polishing pads attached thereto and has a holding hole formed therein to hold a wafer sandwiched between the upper and lower turn tables at the time of polishing; and a ring-like resin insert that is arranged along an inner peripheral portion of the holding hole of the carrier base and is in contact with a peripheral portion of the held wafer, wherein an inner peripheral end portion of the holding hole of the carrier base has an upwardly opening tapered surface, an outer peripheral portion of the ring-like insert has a reverse tapered surface with respect to the tapered surface of the holding hole of the carrier base, and the resin insert is fitted in the holding hole of the carrier base through the tapered surface.
    • 一种用于双面抛光装置的载体,至少包括:金属载体基座,其布置在上下转台之间,具有安装在其上的抛光垫,并具有形成在其中的保持孔,以夹持夹在上下转台之间的晶片 抛光时; 以及环状树脂插入件,其沿着所述承载基座的保持孔的内周部配置并与所述保持晶片的周边部分接触,其中,所述承载器基座的所述保持孔的内周端部 具有向上开口的锥形表面,环形插入件的外周部分相对于承载器基座的保持孔的锥形表面具有倒锥形表面,并且树脂插入件装配在载体的保持孔中 基部通过锥形表面。
    • 29. 发明申请
    • Double-Side Polishing Method for Wafer
    • 晶圆双面抛光方法
    • US20090124175A1
    • 2009-05-14
    • US11988830
    • 2006-06-28
    • Junichi UenoSyuichi Kobayashi
    • Junichi UenoSyuichi Kobayashi
    • B24B1/00B24B7/26B24B57/02
    • B24B37/08H01L21/02024
    • There is provided a double-side polishing method for a wafer of sandwiching a wafer held in a carrier between upper and lower turn tables each having a polishing pad attached thereto and simultaneously polishing both surfaces of the wafer while supplying a slurry to a space between the upper and lower turn tables from a plurality of slurry supply holes provided in the upper turn table, wherein a polishing amount at an outer peripheral portion of the wafer to be polished is adjusted and outer peripheral sag of the wafer is suppressed by supplying the slurry in such a manner that an amount of the slurry supplied from the slurry supply holes provided on an outer side relative to the center of rotation of the upper turn table becomes larger than an amount of the slurry supplied from the slurry supply holes provided on an inner side relative to the same at the time of polishing both the surfaces of the wafer. As a result, the double-side polishing method which can suppress occurrence of the outer peripheral sag of the wafer when the wafer is subjected to double-side polishing can be provided.
    • 提供了一种用于将保持在载具上的晶片夹持在上下转台之间的晶片的双面抛光方法,每个晶片具有附接到其上的抛光垫,同时抛光晶片的两个表面,同时将浆料供应到 设置在上转台中的多个浆料供给孔的上下转盘,其中调整抛光晶片的外周部分的抛光量,并通过将浆料供给来抑制晶片的外周下垂 从设置在上转台的旋转中心的外侧的浆料供给孔供给的浆料的量比从设置在内侧的浆料供给孔供给的浆料的量大 相对于在抛光晶片的两个表面时相同。 结果,可以提供可以抑制当晶片进行双面抛光时晶片的外周下垂的发生的双面研磨方法。