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    • 2. 发明专利
    • Chuck assembly and high density plasma device using same
    • 使用相同的卡盘组件和高密度等离子体装置
    • JP2008199017A
    • 2008-08-28
    • JP2008026699
    • 2008-02-06
    • Samsung Electronics Co Ltd三星電子株式会社Samsung Electronics Co.,Ltd.
    • RI SOKONCHOI MIN HOPARK SUNG-UKKIM JIN-SUNGPARK JONG-SUKKIM DAE-HYUN
    • H01L21/683C23C16/458C23C16/50H01L21/205H01L21/3065
    • H01L21/68735H01L21/68742
    • PROBLEM TO BE SOLVED: To provide a chuck assembly that reduces damage to the film quality of a wafer backside due to plasma during a high density plasma processing, and a high density plasma device using same. SOLUTION: The chuck assembly 150 includes a chuck 151 on an upper surface of which a semiconductor substrate 90 is mounted and around outer peripheral portion of which a plurality of pin holes is formed, a substrate guide 159 to prevent the separation of the semiconductor substrate 90 mounted on an upper surface of the chuck 151 from the chuck 151, a fixed plate 158 disposed under the chuck 151, a lift pin 157 which is not only fitted in a fixed plate 158 but also insertedly disposed in a pin hole 152a while being formed with extension to the position contiguous to a top surface of the chuck 151, and a chuck lifter 156 to lower and raise the chuck 151 through the fixed plate 158. This results in reducing damage to the film quality of the wafer backside due to plasma generated during the high density plasma processing. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种卡盘组件,其减少了在高密度等离子体处理期间由等离子体引起的晶片背面的膜质量的损坏,以及使用其的高密度等离子体装置。 解决方案:卡盘组件150包括在其上表面上安装有半导体基板90并且围绕其形成有多个销孔的外周部分的卡盘151,用于防止分离 从卡盘151安装在卡盘151的上表面上的半导体基板90,设置在卡盘151下方的固定板158,不仅安装在固定板158上而且插入地设置在销孔152a中的升降销157 同时形成为延伸到与卡盘151的顶表面相邻的位置,以及卡盘升降器156,以通过固定板158降低和升高卡盘151.这导致减少对晶片背面的膜质量的损害,由此 在高密度等离子体处理期间产生的等离子体。 版权所有(C)2008,JPO&INPIT