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    • 21. 发明授权
    • Method for producing a photocoupler and a photocoupler produced by the
same
    • 光电耦合器的制造方法及其制造的光电耦合器
    • US5946433A
    • 1999-08-31
    • US974476
    • 1997-11-20
    • Hiroyuki YamamotoYoshio Yoshida
    • Hiroyuki YamamotoYoshio Yoshida
    • G02B6/122G02B6/34
    • G02B6/34Y10S359/90
    • A method for producing a photocoupler includes the steps of: forming a waveguide structure on a substrate; forming a photoresist layer having a groove on the waveguide structure; mounting a prism on the photoresist layer so as to partially cover the groove; bonding the prism on the waveguide structure by injecting an adhesive into the groove; and removing the photoresist layer. The groove has a T-shaped pattern including a transverse section extending in a first direction and a longitudinal section extending in a second direction perpendicular to the first direction. The transverse section has a first width in the second direction which is smaller than a second length of a bonding face of the prism in the second direction. The prism is bonded to the waveguide structure through the bonding face. The longitudinal section has a second width in the first direction which is smaller than a first length of the bonding face of the prism in the first direction. The transverse section has a first length in the first direction which is greater than the first length of the bonding face of the prism in the first direction. The longitudinal section has a second length in the second direction which is greater than the second length of the bonding face of the prism in the second direction. The adhesive is injected into an end portion of the longitudinal section which is distanced away from the transverse section, the end portion not being covered by the prism.
    • 光电耦合器的制造方法包括以下步骤:在基板上形成波导结构; 在所述波导结构上形成具有凹槽的光致抗蚀剂层; 将棱镜安装在光致抗蚀剂层上以部分地覆盖凹槽; 通过将粘合剂注入槽中将棱镜结合在波导结构上; 并除去光致抗蚀剂层。 所述槽具有包括在第一方向上延伸的横截面和垂直于所述第一方向的第二方向延伸的纵向截面的T形图案。 横向部分具有第二方向上的第一宽度,该第一宽度小于棱镜在第二方向上的接合面的第二长度。 棱镜通过接合面接合到波导结构。 纵向截面在第一方向上具有比第一方向上的棱镜的接合面的第一长度小的第二宽度。 所述横截面具有在所述第一方向上的第一长度,所述第一长度大于所述棱镜在所述第一方向上的所述接合面的所述第一长度。 纵向部分在第二方向上具有大于第二方向上的棱镜的接合面的第二长度的第二长度。 将粘合剂注入纵向部分的远离横截面的端部,端部不被棱镜覆盖。
    • 24. 发明授权
    • Polarization detector
    • 极化探测器
    • US5473470A
    • 1995-12-05
    • US093920
    • 1993-07-21
    • Takahiro MiyakeYoshio YoshidaYasuo NakataYukio Kurata
    • Takahiro MiyakeYoshio YoshidaYasuo NakataYukio Kurata
    • G01J4/04G02B5/18G02B5/30G02B27/28G11B11/10G11B11/105G11B7/00
    • G01J4/04G02B27/283G02B5/1809G02B5/1814
    • A polarization detector includes a polarization diffraction element having a substrate with two facing surfaces which are placed in parallel with each other, a first diffraction grating formed on one surface of the substrate, and a second diffraction grating formed on the other surface of the substrate, with light being incident upon the first diffraction grating. Further, each grating pitch of the first diffraction grating and the second diffraction grating are nearly equal to a wavelength of the incident light. A limiting member is also included for limiting an incident region of the incident light with respect to the polarization diffraction element. The limiting member is formed on a light incident side of the first diffraction grating. Further, a converging lens is included for respectively converging light transmitted through the first diffraction grating and the second diffraction grating and light diffracted by the first diffraction grating and the second diffraction grating into different beam spots. Finally, a pair of photodetectors are included for detecting each optical intensity of the two beam spots converged by the converging lens.
    • 偏振检测器包括具有彼此平行放置的具有两个相对表面的基板的偏振衍射元件,形成在基板的一个表面上的第一衍射光栅和形成在基板的另一表面上的第二衍射光栅, 光入射到第一衍射光栅上。 此外,第一衍射光栅和第二衍射光栅的每个光栅间距几乎等于入射光的波长。 还包括限制入射光相对于偏振衍射元件的入射区域的限制构件。 限制部件形成在第一衍射光栅的光入射侧。 此外,包括会聚透镜,用于分别会聚透过第一衍射光栅和第二衍射光栅的光以及由第一衍射光栅和第二衍射光栅衍射的光成为不同的光束点。 最后,包括一对光检测器,用于检测由会聚透镜会聚的两束光束的每个光强度。
    • 25. 发明授权
    • Optical scan device having an optical diffraction grating element
    • 具有光学衍射光栅元件的光学扫描装置
    • US5428472A
    • 1995-06-27
    • US114140
    • 1993-08-31
    • Takahiro MiyakeYoshio YoshidaYukio Kurata
    • Takahiro MiyakeYoshio YoshidaYukio Kurata
    • G02B5/18G11B7/135G02B27/44
    • G11B7/1353G02B5/1814G02B5/1857G02B5/1871
    • An optical scan device comprising a light source and an optical diffraction grating element movable relatively to the light source, which is designed to substantially linearly scan a recording medium in a predetermined direction with a uniform light amount of a light beam emitted from the light source as the optical diffraction grating element moves relatively to the light source. The optical diffraction grating element comprising diffraction gratings having a configuration in which grooves and flat lands each positioned between the adjacent grooves are successively alternately formed, wherein the diffraction gratings have the same groove depth, groove width and groove tilt angle in order to obtain a constant 0th-order diffraction efficiency and first-order diffraction efficiency in the optical diffraction grating element while the pitches of the diffraction gratings are made different by setting a different land width for each diffraction grating.
    • 一种光学扫描装置,包括光源和相对于光源可移动的光学衍射光栅元件,其被设计成以从光源发射的光束的均匀光量基本上沿预定方向线性扫描记录介质, 光学衍射光栅元件相对于光源移动。 光学衍射光栅元件包括衍射光栅,其具有连续交替形成沟槽和平坦的焊盘之间的构造,其中衍射光栅具有相同的槽深度,槽宽度和槽倾斜角,以获得常数 光衍射光栅元件的0次衍射效率和一级衍射效率,而衍射光栅的间距通过为每个衍射光栅设定不同的焊盘宽度而不同。
    • 27. 发明授权
    • Cyclone separator
    • 旋风分离器
    • US4975192A
    • 1990-12-04
    • US378378
    • 1989-07-11
    • Akira UdaYoshio YoshidaMakoto HaradaMasaaki Sato
    • Akira UdaYoshio YoshidaMakoto HaradaMasaaki Sato
    • B01D45/12B04C3/00B04C3/06
    • B04C3/06
    • A cyclone separator including a cylindrical vessel having a tangentially extending inlet at one axial end and a tangentially extending outlet at the other axial end so that fluid is introduced into the vessel from the inlet and produces a swirl flowing to the outlet. A capturing groove is formed around the vessel and opened to the vessel through a gap. A fluid passage is provided to extend from the groove to the axial center of the vessel so that a circulating flow is produced from the groove through the fluid passage to the axial center of the vessel. The portion of the fluid having a high concentration of a substance of a different density is therefore drawn from the area adjacent to the inner wall surface of the vessel to the groove and the substance is captured by the groove.
    • 旋风分离器包括圆柱形容器,其在一个轴向端具有切向延伸的入口,在另一个轴向端具有切向延伸的出口,使得流体从入口引入容器并产生流到出口的涡流。 在容器周围形成捕获槽,并通过间隙向容器开口。 流体通道被设置成从槽延伸到容器的轴向中心,使得从凹槽通过流体通道产生循环流到容器的轴向中心。 因此,具有不同密度的物质的高浓度的流体的部分从与容器的内壁表面相邻的区域被拉出到凹槽,并且物质被凹槽捕获。
    • 29. 发明授权
    • Agitating type washing machine
    • 搅拌式洗衣机
    • US4554805A
    • 1985-11-26
    • US581155
    • 1984-02-17
    • Hiroshi HirookaYoshio YoshidaToshio FukushiYasuo TakeyaSatoshi Nagai
    • Hiroshi HirookaYoshio YoshidaToshio FukushiYasuo TakeyaSatoshi Nagai
    • D06F13/02D06F37/30D06F17/08D06F33/02
    • D06F13/02D06F37/306
    • In an agitating type washing machine a washing drive motor is run reciprocally in opposite directions to rotate an agitating wheel within a washing tank alternately in one and the other directions to perform intended washing. The washing machine comprises a rotational angle detector for detecting an angle of rotation of the agitating wheel, and a control for controlling the motor in response to a detection signal from the rotational angle detector. The control controls such that an angle of rotation of said agitating wheel by energization of the motor during running under a load is made smaller than that during no load running and that changing over between running under a load and no load running is automatically effected in response to a detection signal from the rotational angle detector, and controls rotation of said agitating wheel to an angle equal to or less than 360 degrees including rotation by energization of the motor and rotation by inertia whether during running under a load or no load.
    • 在搅拌型洗衣机中,洗涤驱动马达在相反的方向上往复运动,以便在一个和另一个方向上交替地使洗涤槽内的搅拌轮旋转以进行预期的洗涤。 洗衣机包括用于检测搅拌轮的旋转角度的旋转角度检测器和响应于来自旋转角度检测器的检测信号来控制马达的控制。 控制控制使得通过在负载运行期间通过电动机通电来使所述搅动轮的旋转角度小于空载运行时的旋转角度,并且在负载运行和空载运行之间的转换自动地作出响应 涉及来自旋转角度检测器的检测信号,并且在负载或无负载下运行期间,通过激励电动机的转动和通过惯性旋转,将所述搅拌轮的旋转控制为等于或小于360度的角度,包括旋转。
    • 30. 发明授权
    • Pulse signal receiving apparatus and transmission system
    • 脉冲信号接收装置和传输系统
    • US08660172B2
    • 2014-02-25
    • US13313887
    • 2011-12-07
    • Yoshio YoshidaNoriaki Kihara
    • Yoshio YoshidaNoriaki Kihara
    • H03K7/08
    • H04L25/4902H01L2924/0002H04L25/03834H01L2924/00
    • A pulse signal receiving apparatus may include a reception unit that receives a pulse signal modulated by a double-edge modulation scheme, a measurement unit that measures an edge interval of the pulse signal, which has been received by the reception unit, a detection unit that detects a deviation of the edge interval, which has been measured by the measurement unit, for a pulse-width reference value indicating a reference value of a width of the pulse signal, a correction unit that corrects the edge interval, which is to be measured next by the measurement unit, by using the deviation, which has been detected by the detection unit, and a decoding unit that decodes the pulse signal, of which the edge interval has been corrected by the correction unit, so as to output a digital signal.
    • 脉冲信号接收装置可以包括接收由双边缘调制方式调制的脉冲信号的接收单元,测量单元,其测量由接收单元接收的脉冲信号的边缘间隔;检测单元, 检测由测量单元测量的边缘间隔的偏差,对于指示脉冲信号的宽度的参考值的脉冲宽度参考值,修正要测量的边缘间隔的校正单元 接下来由测量单元通过使用由检测单元检测到的偏差和解码单元,其解码由校正单元校正了边缘间隔的脉冲信号,以便输出数字信号 。