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    • 6. 发明公开
    • 실리콘 단결정의 제조 시스템 및 이를 이용한 실리콘 단결정 제조방법
    • 硅单晶制造系统和硅晶体水晶制造方法
    • KR1020090024149A
    • 2009-03-06
    • KR1020087030286
    • 2007-05-28
    • 신에쯔 한도타이 가부시키가이샤
    • 이이다마코토미타무라노부아키야나기마치타카히로
    • C30B15/22C30B29/06
    • C30B15/203C30B29/06C30B35/00
    • A system is provided for designing manufacturing conditions for controlling an F/G value within a prescribed range to have the crystal quality of a silicon single crystal manufactured by a pulling apparatus employing the CZ method to be within a target standard. The silicon single crystal manufacturing system is provided with at least a means (1) for automatically designing manufacturing conditions of the silicon single crystal of a subsequent batch temporarily, based on the crystal quality results of the silicon single crystal of the previous batch; a means (2) for calculating a correction quantity from the change quantity of a value F and/or G brought by the constitution member of the pulling apparatus for the subsequent batch; a means (3) for calculating a correction quantity from the change quantity of a value F and/or G brought by the manufacturing step of the subsequent batch; and a means (4) for calculating manufacturing conditions of the subsequent batch by adding the correction quantity obtained from the means (2) and/or the means (3) to the manufacturing conditions obtained from the means (1). Thus, the silicon single crystal having desired crystal qualities can be surely obtained, and the silicon single crystal manufacturing system with improved productivity and yield and the silicon single crystal manufacturing method using such system are provided.
    • 提供了一种用于设计用于控制规定范围内的F / G值的制造条件的系统,以使由采用CZ方法的拉制装置制造的硅单晶的晶体质量在目标标准内。 硅单晶制造系统至少设置有一种用于根据先前批次的硅单晶的晶体质量结果临时自动设计后续批次的硅单晶的制造条件的装置(1) 用于根据后续批次的牵引装置的构成部件的值F和/或G的变化量计算校正量的装置(2) 用于根据后续批次的制造步骤带来的值F和/或G的变化量计算校正量的装置(3) 以及用于通过将从装置(2)和/或装置(3)获得的校正量与从装置(1)获得的制造条件相加来计算后续批次的制造条件的装置(4)。 因此,可以可靠地获得具有期望的晶体质量的硅单晶,并且提供具有提高的生产率和产率的硅单晶制造系统以及使用这种系统的硅单晶制造方法。
    • 9. 发明公开
    • 단결정의 제조방법 및 단결정 제조장치
    • 生产单晶和单晶生产设备的工艺
    • KR1020060040724A
    • 2006-05-10
    • KR1020067001882
    • 2004-06-02
    • 신에쯔 한도타이 가부시키가이샤
    • 이이다마코토
    • C30B15/20C30B15/10
    • C30B15/14C30B29/06
    • A process for producing a single crystal through pullup of a single crystal from a raw material accommodated in a crucible and heated and molten by means of heater according to the Czochralski method, wherein the inside diameter of the heater is at least 1.26 times the inside diameter of the crucible so as to form allover N- region crystal. There is further provided an apparatus for single crystal production according to the Czochralski method, including at least a crucible capable of accommodating a raw material melt, a heater disposed so as to surround the crucible and capable of heating the raw material accommodated in the crucible into molten form and pullup means for pulling up a single crystal from the raw material melt accommodated in the crucible, wherein the inside diameter of the heater is at least 1.26 times the inside diameter of the crucible. The thus provided process and apparatus for single crystal production can increase the pullup rate in the production of low-oxygen N-region crystal and can realize productivity enhancement.
    • 一种通过从容纳在坩埚中的原料中提取单晶并通过加热器根据切克劳斯基法进行加热熔化的单晶的方法,其中加热器的内径至少为内径的1.26倍 的坩埚,以形成全N型晶体。 还提供了一种根据切克劳斯基法的单晶生产装置,其至少包括能够容纳原料熔体的坩埚,设置成围绕坩埚的加热器,并且能够将容纳在坩埚中的原料加热成 熔融形式和上拉装置,用于从容纳在坩埚中的原料熔体中提起单晶,其中加热器的内径至少为坩埚内径的1.26倍。 因此提供的单晶生产方法和装置可以增加低氧N区晶体生产中的上拉率,并且可以实现提高生产率。