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    • 1. 发明授权
    • Cassette retaining device of electron beam apparatus
    • 电子束装置的盒式保持装置
    • US4408126A
    • 1983-10-04
    • US250386
    • 1981-04-02
    • Toru TojoKazuyoshi SugiharaShuntaro HataHirooki NumagaHaruhisa MukooyamaYoshio Suzuki
    • Toru TojoKazuyoshi SugiharaShuntaro HataHirooki NumagaHaruhisa MukooyamaYoshio Suzuki
    • H01L21/027G21K5/08H01J37/20H01L21/673G21K5/10
    • H01J37/20G21K5/08
    • A cassette retaining device comprises a pair of retaining mechanisms disposed respectively on both sides of the top surface of a sample table and pressing respectively on both sides of the top surface of a cassette to hold the cassette in said predetermined position between said retaining mechanisms and the sample table. Each retaining mechanism includes a presser capable of moving between a first position where the presser presses on a side portion of the top surface of the cassette to hold the cassette and a second position where the presser is separated from the top surface of the sample table to allow the cassette to be inserted or removed from between the presser and the sample table, a rocking arm rockable around a first pin relatively to the sample table and bearing the presser so that the presser may rock around a second pin parallel to the first pin, and a spring urging the rocking arm to rock in one direction, thereby locating the presser in the first position.
    • 盒保持装置包括分别位于样品台的顶表面的两侧上的一对保持机构,分别在盒的顶表面的两侧上按压以将盒保持在所述保持机构和所述保持机构的所述预定位置之间 样品表。 每个保持机构包括能够在第一位置和第二位置之间移动的压力器,第一位置和第二位置之间,压缩机压在盒的顶表面的侧面部分以保持盒子;第二位置,其中压脚与样品台的顶表面分离, 允许盒子从压脚和样品台之间插入或取出,摆动臂可相对于样品台围绕第一销摆动并承载压脚,使得压脚可绕平行于第一销的第二销摆动, 以及促使摇臂沿一个方向摇动的弹簧,从而将压脚定位在第一位置。
    • 2. 发明授权
    • Electron beam pattern transfer device and method for aligning mask and
semiconductor wafer
    • 用于对准掩模和半导体晶片的电子束图案转移装置和方法
    • US4469949A
    • 1984-09-04
    • US374724
    • 1982-05-04
    • Ichiro MoriKazuyoshi SugiharaToshiaki ShinozakiToru Tojo
    • Ichiro MoriKazuyoshi SugiharaToshiaki ShinozakiToru Tojo
    • H01L21/027H01J37/304H01L21/30H01J37/00
    • H01L21/30H01J37/3045
    • According to the invention an electron beam pattern transfer device with an improved alignment means is provided.A first and a second mark M.sub.1, M.sub.2 for alignment purposes are formed on the surface of the wafer and the wafer holder, respectively. The first mark M.sub.1 is formed on the wafer by conventional lithographic technique and the second mark M.sub.2 consists of a hole or a heavy metal, such as Ta or Ta.sub.2 O.sub.5. A third alignment mark M.sub.3 is provided on the photocathode mask having a position corresponding to M.sub.2 on the wafer holder and spaced a known distance L.sub.2 from an imaginary reference position M.sub.4 on the mask. The first step of the alignment process requires the detection of a relative distance L.sub.1 between the first and second marks M.sub.1, M.sub.2 by conventional detecting means, such as an optical measuring means. In the next step, the relative position of the photocathode mask and the wafer holder is adjusted so that the distance between the marks M.sub.2 and M.sub.3 is made substantially equal to the difference between the distance L.sub.1 and the known distance L.sub. 2.
    • 根据本发明,提供了具有改进的对准装置的电子束图案转印装置。 分别在晶片和晶片保持器的表面上形成用于对准目的的第一和第二标记M1,M2。 第一标记M1通过常规平版印刷技术在晶片上形成,第二标记M2由孔或重金属如Ta或Ta2O5组成。 第三对准标记M3设置在光电阴极掩模上,其具有对应于晶片保持器上的M2的位置,并且与掩模上的假想参考位置M4隔开已知距离L2。 对准处理的第一步骤需要通过诸如光学测量装置的常规检测装置检测第一和第二标记M1,M2之间的相对距离L1。 在下一步骤中,调整光电阴极掩模和晶片保持器的相对位置,使得标记M2和M3之间的距离基本上等于距离L1和已知距离L 2之间的差。
    • 4. 发明授权
    • Precision rotation mechanism
    • 精密旋转机构
    • US4455501A
    • 1984-06-19
    • US429230
    • 1982-09-30
    • Toru TojoKazuyoshi Sugihara
    • Toru TojoKazuyoshi Sugihara
    • G03F7/20H01J37/20H01L21/68H01L41/09H01L41/08
    • H02N2/023G03F7/70691H01J37/20H01L21/68H02N2/0095H02N2/101
    • In a precision rotation mechanism, first and second sections of a rotatable disk member are alternately rotated. The first and second sections are coupled together with an elastic hinge which is provided in the center region of the disk. The first and second sections are also coupled with piezoelectric elements. After the first section is locked by a stopper, the piezoelectric element is elongated in a direction and the piezoelectric element is contracted in a direction, whereby the second section is rotated in a direction. Then, the second section is locked by the stopper and the first section is released from the stopper. In this state, one piezoelectric element is contracted and the other piezoelectric element is elongated so that the first section is rotated.
    • 在精密旋转机构中,旋转盘构件的第一和第二部分交替旋转。 第一和第二部分与提供在盘的中心区域中的弹性铰链联接在一起。 第一和第二部分也与压电元件耦合。 在第一部分被止动器锁定之后,压电元件在一个方向上伸长,并且压电元件沿一个方向收缩,由此第二部分沿一个方向旋转。 然后,第二部分由止动器锁定,第一部分从止动件释放。 在这种状态下,一个压电元件收缩,另一个压电元件是细长的,从而使第一部分旋转。
    • 5. 发明授权
    • Piezoelectric precise rotation mechanism for slightly rotating an object
    • 用于轻微旋转物体的压电精密旋转机构
    • US4578607A
    • 1986-03-25
    • US664964
    • 1984-10-26
    • Toru TojoKazuyoshi Sugihara
    • Toru TojoKazuyoshi Sugihara
    • H02N2/00H01L41/09H02N2/10H01L41/08
    • H02N2/101
    • In a precise rotation mechanism for slightly rotating an object, a drive disk is placed on a flat and smooth surface of a base and rotating disk is mounted on the disk surface of the drive disk and rotatably supported by a pivot bearing on a coupling section of the drive disk. Fixed sections of the drive disk are fixed on the base and movable sections of the drive disk are tiltably coupled to the fixed sections through the coupling section by elastic hinges and also coupled to the fixed sections by driving members made of piezoelectric elements, which are elongated/contracted upon application of a voltage to slightly move the movable sections. Fixing members made of the piezoelectric elements are respectively fixed to the movable sections. When one of the fixing members is contracted, the rotating disk is urged by one of the fixing members against the movable sections and is movable together with the movable sections.
    • 在用于稍微旋转物体的精确旋转机构中,驱动盘被放置在基座的平坦且平滑的表面上,并且旋转盘安装在驱动盘的盘表面上并且由枢转轴承可旋转地支撑在联接部分 驱动盘。 驱动盘的固定部分固定在基座上,驱动盘的可移动部分通过弹性铰链通过联接部分可转动地连接到固定部分,并且还通过由压电元件制成的驱动部件连接到固定部分 施加电压以稍微移动可动部分时收缩。 由压电元件制成的固定件分别固定在可动部分上。 当固定构件中的一个收缩时,旋转盘被固定构件中的一个推压到可动部分上,并且与可动部分一起移动。
    • 6. 发明授权
    • IC Tester using an electron beam capable of easily setting a probe card
unit for wafers & packaged IC's to be tested
    • IC测试仪使用能够容易地设置用于晶片和封装IC的探针卡单元的电子束进行测试
    • US4532423A
    • 1985-07-30
    • US495486
    • 1983-05-17
    • Toru TojoKazuyoshi Sugihara
    • Toru TojoKazuyoshi Sugihara
    • H01J37/28G01R1/073G01R31/26G01R31/302G01R31/305H01L21/66G01R31/02G01N23/00
    • H01L22/00G01R31/305H01L2924/0002
    • An IC tester including a specimen chamber and an electron optical column for radiating an electron beam to a specimen placed in the specimen chamber, wherein a fixed table is attached to a Z table in the specimen chamber and includes downwardly protruding spring contact pins which are connected to lead wires led outside of the specimen chamber. A probe card unit for testing an IC wafer is provided on the upper surface of the fixed table and includes electric terminals having the same positional relation as that of the spring contact pins. A probe card unit fixing mechanism is attached to the undersurface of the fixed table and is so arranged that the probe card unit can be slid laterally along the undersurface of the fixed table and then upward to press the probe card unit against the undersurface of the fixed table and to bring the spring contact pins into electrical contact with their corresponding probe card terminals.
    • 一种IC测试仪,包括用于向放置在样本室中的样本辐射电子束的样本室和电子光学柱,其中固定台附着在样品室中的Z台上,并且包括连接的向下突出的弹簧接触针 将导线引导到样品室外。 用于测试IC晶片的探针卡单元设置在固定台的上表面上,并且包括具有与弹簧接触针相同的位置关系的电端子。 探针卡单元固定机构安装在固定台的下表面上,并且布置成使得探针卡单元可沿着固定台的下表面横向滑动,然后向上以将探针卡单元压靠固定的下表面 并将弹簧触针与其相应的探针卡端子电接触。