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    • 9. 发明授权
    • Disk scanning apparatus for batch ion implanters
    • 批量离子注入机的磁盘扫描装置
    • US4965862A
    • 1990-10-23
    • US407855
    • 1989-09-15
    • Avrum FreytsisJudy E. Sedgewick
    • Avrum FreytsisJudy E. Sedgewick
    • C23C14/48B65G49/07G21K5/10H01J37/317H01L21/265H01L21/673H01L21/68
    • H01L21/68764H01J37/3171H01L21/68H01L21/68771Y10T403/315
    • A mechanical scanning system for a batch ion implanter includes a disk for mounting wafers at sites near its periphery and a disk drive assembly for rotating the disk. The disk and the disk drive assembly are supported in an end station vacuum chamber by a scan arm which extends through a sealed opening in an access door. A scan drive assembly attached to the access door scans the scan arm and the disk in an arc-shaped path. Simultaneous rotation and scanning of the disk cause the ion beam to be distributed over the surfaces of the wafers mounted on the disk. A pivot drive assembly rotates the scan arm and the disk about a pivot axis between an implant position and a load/unload position. A bellows seals the scan arm to the vacuum chamber while tranmitting arc-shaped movement into the vacuum chamber. A bellows guide apparatus guides an intermediate portion of the bellows so as to limit lateral distortion caused by pressure differences applied to the bellows in combination with asymmetrical deflection thereof.
    • 用于批量离子注入机的机械扫描系统包括用于在其周边附近的位置安装晶片的盘和用于旋转盘的盘驱动组件。 磁盘和磁盘驱动器组件通过扫描臂支撑在端站真空室中,扫描臂延伸穿过进入门中的密封开口。 附接到检修门的扫描驱动组件以弧形路径扫描扫描臂和盘。 盘的同时旋转和扫描使得离子束分布在安装在盘上的晶片的表面上。 枢转驱动组件围绕植入位置和装载/卸载位置之间的枢轴旋转扫描臂和盘。 波纹管将扫描臂密封到真空室,同时使弧形运动进入真空室。 波纹管引导装置引导波纹管的中间部分,以便限制由施加到波纹管的压力差引起的横向变形与其不对称偏转的组合。
    • 10. 发明授权
    • Disk scanning apparatus for batch ion implanters
    • 批量离子注入机的磁盘扫描装置
    • US4899059A
    • 1990-02-06
    • US366202
    • 1989-06-09
    • Avrum FreytsisRichard J. HertelEric L. Mears
    • Avrum FreytsisRichard J. HertelEric L. Mears
    • H01J37/317H01L21/673
    • H01L21/68764H01J37/3171H01L21/68771
    • A mechanical scanning system for a batch ion implanter includes a disk for mounting wafers at sites near its periphery and a disk drive assembly for rotating the disk. The disk and the disk drive assembly are supported in an end station vacuum chamber by a scan arm which extends through a sealed opening in an access door. A scan drive assembly attached to the access door scans the scan arm and the disk in an arc-shaped path. Simultaneous rotation and scanning of the disk cause the ion beam to be distributed over the surfaces of the wafers mounted on the disk. A pivot drive assembly rotates the scan arm and the disk about a pivot axis between an implant position and a load/unload position. The implant angle can be changed without opening or venting the vacuum chamber by loosening the attachment of the scan drive assembly to the access door and rotating the scan drive assembly, the scan arm and the disk about the pivot axis. The access door can be moved on rails to an open position for access to the disk.
    • 用于批量离子注入机的机械扫描系统包括用于在其周边附近的位置安装晶片的盘和用于旋转盘的盘驱动组件。 磁盘和磁盘驱动器组件通过扫描臂支撑在端站真空室中,扫描臂延伸穿过进入门中的密封开口。 附接到检修门的扫描驱动组件以弧形路径扫描扫描臂和盘。 盘的同时旋转和扫描使得离子束分布在安装在盘上的晶片的表面上。 枢转驱动组件围绕植入位置和装载/卸载位置之间的枢轴旋转扫描臂和盘。 通过松开扫描驱动组件到访问门的附件并使扫描驱动组件,扫描臂和盘绕枢转轴线旋转,可以改变植入角度而不打开或排出真空室。 检修门可以在导轨上移动到打开位置,以便进入磁盘。