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    • 1. 发明授权
    • Alignment apparatus for use in exposure system for optically
transferring pattern onto object
    • 用于将图案光学转印到物体上的曝光系统中的对准装置
    • US5329354A
    • 1994-07-12
    • US872216
    • 1992-04-22
    • Masaki YamamotoKeishi KuboTakeo SatohUshio SangawaHiroyuki Takeuchi
    • Masaki YamamotoKeishi KuboTakeo SatohUshio SangawaHiroyuki Takeuchi
    • G03F7/23G03F9/00G01B9/02G01B11/00
    • G03F9/70
    • An alignment apparatus for use in an exposure system for exposing fine patterns on a wafer, the alignment apparatus comprising a light source optical system for emitting coherent alignment light, a positional deviation detecting optical system for receiving the alignment light reflected from the wafer, and a light-receiving optical system for detecting a positional deviation of the wafer on the basis of the alignment light received by the positional deviation detecting optical system. These three optical systems are arranged to be coupled through flexible optical fibers to each other. This coupling arrangement using the flexible optical fiber can reduce the size of the positional deviation detecting optical system whereby the positional deviation detecting optical system can be disposed directly under a projection lens of the exposure system, thereby accurately effecting the alignment of the wafer with respect to the projection lens.
    • 一种用于曝光系统中用于在晶片上曝光精细图案的对准装置,该对准装置包括用于发射相干对准光的光源光学系统,用于接收从晶片反射的对准光的位置偏差检测光学系统,以及 光接收光学系统,用于基于由位置偏差检测光学系统接收到的对准光检测晶片的位置偏差。 这三个光学系统被布置成通过柔性光纤彼此耦合。 使用柔性光纤的这种耦合布置可以减小位置偏差检测光学系统的尺寸,由此位置偏移检测光学系统可以直接设置在曝光系统的投影透镜下方,从而精确地实现晶片相对于 投影镜头。
    • 2. 发明授权
    • Optoacoustic convolver
    • 光声卷积器
    • US08237931B2
    • 2012-08-07
    • US13246082
    • 2011-09-27
    • Ushio SangawaMasahiko Hashimoto
    • Ushio SangawaMasahiko Hashimoto
    • G01B9/02G01N21/41G01N21/43
    • G02F1/11
    • An optoacoustic convolver includes: a light source; a first acoustic waveguide filled with a light-transmissive first acoustic medium; a second acoustic waveguide filled with a light-transmissive second acoustic medium; an optical system whereby light emitted from the light source is split into a first light beam and a second light beam, the first light beam entering the first acoustic waveguide, and the second light beam entering the second acoustic waveguide, thereby generating interference light between the first light beam having passed through the first acoustic waveguide and the second light beam having passed through the second acoustic waveguide; a light-receiving section for receiving the interference light and outputting an electric signal based on an intensity of the received light; and a correlation determination section for determining whether the received signal is correlated with the reference signal by observing the electric signal output from the light-receiving section.
    • 光声卷积器包括:光源; 填充有透光性第一声介质的第一声波导; 填充有透光性第二声介质的第二声波导; 光学系统,其中从光源发射的光被分成第一光束和第二光束,第一光束进入第一声波导,第二光束进入第二声波导,从而在第二光波束之间产生干涉光 已经穿过第一声波导的第一光束和穿过第二声波导的第二光束; 光接收部分,用于接收干涉光并基于所接收的光的强度输出电信号; 以及相关确定部分,用于通过观察从光接收部分输出的电信号来确定接收信号是否与参考信号相关。
    • 5. 发明授权
    • Transmission line pair
    • 传输线对
    • US07414201B2
    • 2008-08-19
    • US11589067
    • 2006-10-30
    • Hiroshi KannoKazuyuki SakiyamaUshio SangawaTomoyasu Fujishima
    • Hiroshi KannoKazuyuki SakiyamaUshio SangawaTomoyasu Fujishima
    • H01B7/08
    • H01P3/088H01P3/02
    • In a transmission line pair including a first transmission line and a second transmission line which is so placed in adjacency that a coupled line region to be coupled with the first transmission line is formed, in the coupled line region, the first transmission line includes a first signal conductor which is placed on one surface which is either a top face of a substrate formed from a dielectric or semiconductor or an inner-layer surface parallel to the top face and which has a linear shape along its transmission direction, and the second transmission line includes a second signal conductor which is placed on the one surface of the substrate and which partly includes a transmission-direction reversal region for transmitting a signal along a direction having an angle of more than 90 degrees with respect to the transmission direction within the plane of the placement, and which has a line length different from that of the first signal conductor.
    • 在包括第一传输线和第二传输线的传输线对中,所述第一传输线与第二传输线相邻地形成与第一传输线耦合的耦合线区域,在耦合线区中,第一传输线包括第一传输线 信号导体,其放置在由电介质或半导体形成的基板的顶面或与顶面平行的内层表面的一个表面上,并且沿其传输方向具有线性形状,并且第二传输线 包括放置在基板的一个表面上的第二信号导体,并且部分地包括传输方向反转区域,该传输方向反转区域沿着相对于传输方向具有大于90度的角度的方向传输信号 放置,并且具有与第一信号导体的线长不同的线长度。
    • 6. 发明申请
    • Differential transmission line
    • US20070063783A1
    • 2007-03-22
    • US11601770
    • 2006-11-20
    • Hiroshi KannoKazuyuki SakiyamaUshio SangawaTomoyasu Fujishima
    • Hiroshi KannoKazuyuki SakiyamaUshio SangawaTomoyasu Fujishima
    • H01P3/08
    • H01P3/081H05K1/0245H05K1/0253H05K2201/09272
    • A differential transmission line according to the present invention includes: a substrate 101; a ground conductor layer 105 formed on a rear side of the substrate 101; and a first signal conductor 102a and a second signal conductor 102b disposed in parallel to each other on a front side of the substrate 101. The first signal conductor 102a and the ground conductor layer 105 compose a first transmission line, whereas the second signal conductor 102b and the ground conductor layer 105 compose a second transmission line. The first transmission line and the second transmission line compose a differential transmission line 102c. The differential transmission line 102c includes a curved region 104a, with a straight region 104b being connected to each end of the curved region 104a. The line width of the first signal conductor 102a in the curved region 104a is denoted as Wb1; the line width of the second signal conductor 102b in the curved region 104a is denoted as Wb2; the gap width between the first signal conductor 102a and the second signal conductor 102b in the curved region 104a is denoted as Gb; the line width of the first signal conductor 102a in the straight region 104b is denoted as Ws1; the line width of the second signal conductor 102b in the straight region 104b is denoted as Ws2; the gap width between the first signal conductor 102a and the second signal conductor 102b in the straight region 104b is denoted as Gs; the shortest distance from the center of curvature 115 of the curved region to a line edge of the curved region of the first signal conductor 102a that is closer to the center of curvature is denoted as Rb1; and the perpendicular distance from the center of curvature 115 of the curved region to an extension of a line edge of the straight region of the first signal conductor 102a that is closer to the center of curvature is denoted as Rs1. Wb1 is prescribed to be narrower than Ws1; Wb2 is prescribed to be narrower than Ws2; Gb is prescribed to be narrower than Gs; and Rb1 is prescribed to be greater than Rs1.
    • 9. 发明授权
    • Optical microphone
    • 光学麦克风
    • US09173039B2
    • 2015-10-27
    • US14062517
    • 2013-10-24
    • Takuya IwamotoMasahiko HashimotoUshio SangawaYuriko Kaneko
    • Takuya IwamotoMasahiko HashimotoUshio SangawaYuriko Kaneko
    • H04B10/02H04B10/12H04R23/00H04R1/34
    • H04R23/008H04R1/34
    • An optical microphone for detecting an acoustic wave propagating through an environmental fluid by using a light wave, includes: an acoustic wave receiving section having a propagation medium portion through which an acoustic wave propagate and a first support portion for supporting the propagation medium portion; a light source for outputting a light wave so that the light wave passes through the propagation medium portion across the acoustic wave propagating through the propagation medium portion; a light-blocking portion having an edge line for splitting the light wave having passed through the propagation medium portion into a blocked portion and a non-blocked portion; and a photoelectric conversion section for receiving a portion of the light wave having passed through the propagation medium portion which has not been blocked by the light-blocking portion to output an electric signal.
    • 一种用于通过使用光波检测通过环境流体传播的声波的光学麦克风,包括:具有传播介质部分的声波接收部分,声波传播通过该传播介质部分和用于支撑传播介质部分的第一支撑部分; 用于输出光波的光源,使得光波穿过传播介质部分传播的声波; 具有用于将通过传播介质部分的光波分解为封闭部分和未阻挡部分的边缘线的遮光部分; 以及光电转换部,其接收未被遮光部阻挡的传播介质部的光波的一部分,以输出电信号。
    • 10. 发明授权
    • Dual-frequency matching circuit
    • 双频匹配电路
    • US07639099B2
    • 2009-12-29
    • US12352194
    • 2009-01-12
    • Ushio Sangawa
    • Ushio Sangawa
    • H03H7/38
    • H04B1/0458H03H7/38
    • The connection topology of input terminals 2, elements 4a, 4b, 4c and 4d and load 5 is designed similarly to a so-called “seven-segment display”, which is often used to display numerals on an electronic calculator or a digital watch. More specifically, suppose in the three horizontally running segments, the top and bottom segments are associated with the input terminals 2 and the load 5 is allocated to one of the four vertically running segments. Then, the three other vertical segments and the other horizontal segment are associated with the elements 4a, 4b, 4c and 4d, which are an inductor with an inductance of 5.119 nH, a capacitor with a capacitance of 1.370 pF, an inductor with an inductance of 8.360 nH and a capacitor with a capacitance of 5.942 pF, respectively. By adopting this circuit configuration, the total number of elements can be reduced to four and the lossc can be reduced significantly. In addition, since the resonant circuits can be eliminated and the size of the ladder circuit can be reduced, impedance matching is achieved with a high degree of stability.
    • 输入端子2,元件4a,4b,4c和4d以及负载5的连接结构与所谓的“七段显示器”类似地被设计,所谓的“七段式显示器”通常用于在电子计算器或数字手表上显示数字。 更具体地说,假设在三个水平运行的段中,顶部和底部段与输入端子2相关联,并且负载5被分配给四个垂直运行段中的一个。 然后,三个其他垂直段和另一个水平段与元件4a,4b,4c和4d相关联,元件4a,4b,4c和4d是电感为5.119 nH的电感器,电容为1.370 pF的电容器,具有电感的电感器 为8.360 nH,电容为5.942 pF。 通过采用该电路结构,可以将元件的总数减少到4个,并且可以显着降低损耗。 此外,由于可以消除谐振电路并且可以减小梯形电路的尺寸,所以能够以高度的稳定性实现阻抗匹配。