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    • 12. 发明授权
    • Drive circuit
    • 驱动电路
    • US07859138B2
    • 2010-12-28
    • US11993043
    • 2006-05-01
    • Akio IwabuchiMasato Hara
    • Akio IwabuchiMasato Hara
    • H01F27/42
    • H02M7/538H03K17/063H03K2217/0036H03K2217/0081
    • A drive circuit for a switching circuit has a high-side drive circuit to turn on/off, according to a control signal, a switching element QH arranged on a high side of a DC power source Vin and a low-side drive circuit to turn on/off alternately with the switching element QH according to the control signal a switching element QL arranged on a low side of the DC power source and connected in series with the switching element QH. Ends of an auxiliary power source Vcc1 are connected in series with a switch element Qn1, a capacitor C1, and a switch element Qn2. Both ends of the capacitor C1 are connected in series with a switch element Qp1, a capacitor C2, and a switch element Qp2. A control circuit alternately turns on/off the switch elements Qn1 and Qn2 and the switch elements Qp1 and Qp2. The capacitor C2 provides the high-side drive circuit with source power.
    • 用于开关电路的驱动电路具有高侧驱动电路,其根据控制信号来接通/断开,布置在直流电源Vin的高侧的开关元件QH和用于转动的低侧驱动电路 与开关元件QH交替地与开关元件QH根据控制信号配置在直流电源的低侧并与开关元件QH串联连接的开关元件QL。 辅助电源Vcc1的端部与开关元件Qn1,电容器C1和开关元件Qn2串联连接。 电容器C1的两端与开关元件Qp1,电容器C2和开关元件Qp2串联连接。 控制电路交替地接通/断开开关元件Qn1和Qn2以及开关元件Qp1和Qp2。 电容器C2为高边驱动电路提供源电源。
    • 14. 发明授权
    • Optical member inspecting apparatus and method of inspection thereof
    • 光学元件检查装置及其检查方法
    • US06363165B1
    • 2002-03-26
    • US09580661
    • 2000-05-26
    • Toshihiro NakayamaMasato HaraMasayuki SugiuraAtsushi Kida
    • Toshihiro NakayamaMasato HaraMasayuki SugiuraAtsushi Kida
    • G06K900
    • G01M11/0264G01M11/0278
    • An optical member inspection apparatus includes an inspection optical system having a light source, and a diffusing means for diffusing the light emitted from the light source. The diffusing means has a central portion and a peripheral portion. The diffusion transmittance of the peripheral portion is higher than the diffusion transmittance of the central portion. The inspection optical system is also provided with an image pick-up means to pick-up an image of the optical member to be inspected, and is positioned so as to receive that light emitted from the light source and transmitted through the diffusing means and the optical member. A judging means is also provided, for judging whether or not the optical member has a defect, in accordance with image signals output from the image pick-up means.
    • 光学构件检查装置包括具有光源的检查光学系统和用于漫射从光源发射的光的漫射装置。 扩散装置具有中心部分和周边部分。 周边部分的扩散透射率高于中心部分的扩散透射率。 检查光学系统还设置有拾取被检查光学构件的图像的图像拾取装置,并且被定位成接收从光源发射并通过漫射装置传播的光并且 光学构件。 还根据从摄像装置输出的图像信号,提供判断装置,用于判断光学构件是否具有缺陷。
    • 15. 发明授权
    • Photogrammetric analytical measurement system
    • 摄影测量分析测量系统
    • US06304669B1
    • 2001-10-16
    • US09188329
    • 1998-11-09
    • Atsumi KanekoMasato HaraToshihiro NakayamaAtsushi KidaShigeru Wakashiro
    • Atsumi KanekoMasato HaraToshihiro NakayamaAtsushi KidaShigeru Wakashiro
    • G06K900
    • G01C11/06
    • A photogrammetric measurement system produces a survey map based on a set of photographed pictures obtained at two different photographing positions. Each of the pictures includes at least one continuous line and at least three conspicuous points away from the continuous line, with at least one of the conspicuous points and remaining conspicuous points being placed at opposing sides of the continuous line. The set of pictures are produced as a first picture and a second picture. First lines are produced between the conspicuous points on the first picture such that the lines intersect the continuous line, thereby generating intersecting points. Second lines are produced between the conspicuous points on the second picture such that the lines intersect the continuous line, thereby generating further intersecting points. A set of corresponding intersecting points are designated on the first and second pictures, and intersecting points are produced on the survey map based on the designated corresponding intersecting points. A line, connecting the intersecting points, is thus produced on the survey map.
    • 摄影测量测量系统基于在两个不同拍摄位置获得的一组拍摄图片产生测绘图。 每张照片包括至少一条连续线和距离连续线至少三条明显的点,其中至少一条显眼点和其余明显的点被放置在连续线的相对侧。 该组图像作为第一图像和第二图像产生。 在第一图像上的显着点之间产生第一行,使得线与连续线相交,从而产生相交点。 在第二张图片上的显眼点之间产生第二行,使得线条与连续线相交,从而产生更多的相交点。 在第一和第二图像上指定一组相应的相交点,并且基于指定的对应交点在调查图上产生相交点。 因此,在调查地图上生成连接相交点的线。
    • 16. 发明授权
    • Beam protecting device
    • 梁保护装置
    • US5991102A
    • 1999-11-23
    • US562827
    • 1995-11-27
    • Masahiro OonoMasato HaraTunehiko SonodaKoichi Maruyama
    • Masahiro OonoMasato HaraTunehiko SonodaKoichi Maruyama
    • G01C15/00G02B26/06G02B27/09G02B7/02
    • G02B27/09G01C15/004G02B19/0028G02B19/0052G02B19/0085G02B26/06G02B27/0972
    • A beam projecting apparatus which includes a light source emitting a laser beam; and a beam projecting device which includes a beam projecting portion from which the laser beam is projected outwardly so that the laser beam has a beam waist position at a predetermined position apart from the beam projecting apparatus. The beam projecting apparatus further includes a beam waist position adjusting optical system which is disposed along a light path from the light source to the beam projecting portion, at least one lens element of the beam waist position adjusting optical system being movable along an optical axis thereof; a temperature detecting device for detecting a temperature in the beam projecting apparatus; and a controller for controlling a movement of the at least one lens element in association with the temperature detected by the temperature detecting device so that a deviation of the beam waist position from the predetermined position due to a temperature change is minimized.
    • 一种投影装置,包括发射激光束的光源; 以及射束投影装置,其包括光束突出部分,激光束从该突出部分向外突出,使得激光束具有远离光束投射装置的预定位置处的光束腰部位置。 光束投射装置还包括:光束腰位置调整光学系统,其沿着从光源到光束突出部分的光路设置,所述光束腰部位置调整光学系统的至少一个透镜元件可沿其光轴移动 ; 温度检测装置,用于检测光束投射装置中的温度; 以及控制器,用于与由温度检测装置检测的温度相关联地控制至少一个透镜元件的运动,使得光束腰部位置与由于温度变化引起的预定位置的偏差最小化。
    • 17. 发明授权
    • Encoder output error detecting circuit
    • 编码器输出错误检测电路
    • US4700063A
    • 1987-10-13
    • US851183
    • 1986-04-14
    • Masato Hara
    • Masato Hara
    • G01D5/245G01D5/244H03M1/00
    • H03M1/30H03M1/1071
    • An encoder having improved output abnormality detection. First and second input signals differing in phase from one another are compared by respective first and second comparators with a first reference level at an amplitude center of each of the first and second signals, and the outputs of the first and second comparators are applied to respective inputs of an EXCLUSIVE-OR gate. Third and fourth comparators compare a composite signal of the first and second signals with respective third and fourth reference levels located on opposite sides of the first reference level, and the output of the third and fourth comparators are applied to respective inputs of a first AND gate. A second AND gate, at the output of which the circuit output is provided, receives as inputs the output of the first AND gate and the output of the EXCLUSIVE-OR gate.
    • 具有改进的输出异常检测的编码器。 第一和第二输入信号的相位彼此不同,通过相应的第一和第二比较器在第一和第二信号中的每一个的振幅中心处具有第一参考电平进行比较,并且第一和第二比较器的输出被施加到相应的 EXCLUSIVE-OR门的输入。 第三和第四比较器将第一和第二信号的复合信号与位于第一参考电平的相对侧上的相应第三和第四参考电平进行比较,并且第三和第四比较器的输出被施加到第一与门的相应输入 。 在其输出端提供电路输出的第二个与门接收第一个与门的输出和独占门的输出作为输入。