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    • 1. 发明授权
    • Control system for a steer-by-wire vehicle
    • 一种线控车辆控制系统
    • US07581616B2
    • 2009-09-01
    • US10585670
    • 2004-12-16
    • Takeshi GotoRyuichi KurosawaKenji TozuDaisuke Yamada
    • Takeshi GotoRyuichi KurosawaKenji TozuDaisuke Yamada
    • B62D5/04
    • B62D6/003
    • In a vehicle steering apparatus of a steer-by-wire system, front wheels are controlled to be turned by a computer program processing. A displacement/torque conversion section 51 converts a steering angle θ into a steering torque Td that is in relation of exponential function. A torque/lateral-acceleration conversion section 52 converts the steering torque Td into an anticipated lateral acceleration Gd (or anticipated yaw rate γd and anticipated turning curvature ρd) that is in relation of exponentiation function and that serves as a vehicle motion state quantity that can be perceived by a human. A turning angle conversion section 53 calculates a target turning angles δd necessary for the vehicle to move with the anticipated lateral acceleration Gd (or anticipated yaw rate γd and anticipated turning curvature ρd). A turning control section 60 controls the steered wheels to be turned into the target turning angle δd. A driver turns the handle, feeling the lateral acceleration, and hence, the driver can easily drive the vehicle.
    • 在线控转向系统的车辆转向装置中,通过计算机程序处理来控制前轮转动。 位移/转矩转换部51将转向角θ转换为与指数函数关系的转向转矩Td。 转矩/横向加速度转换部分52将转向转矩Td转换为与指数函数关系的预期横向加速度Gd(或预期的横摆速度gammad和预期的转弯曲率罗),并且其用作可以 被人所认识。 转向角转换部53计算车辆随着预期的横向加速度Gd(或预期的横摆角度偏差和预期的转弯曲率罗嗦)移动所需的目标转向角度。 转向控制部60控制转向轮转向目标转向角度。 驾驶员转动手柄,感觉横向加速度,因此驾驶者可以轻松驾驶车辆。
    • 2. 发明申请
    • Vehicle Steering Apparatus
    • 车辆转向装置
    • US20080251312A1
    • 2008-10-16
    • US10585670
    • 2004-12-16
    • Takeshi GotoRyuichi KurosawaKenji TozuDaisuke Yamada
    • Takeshi GotoRyuichi KurosawaKenji TozuDaisuke Yamada
    • B62D5/04
    • B62D6/003
    • In a vehicle steering apparatus of a steer-by-wire system, front wheels are controlled to be turned by a computer program processing. A displacement/torque conversion section 51 converts a steering angle θ into a steering torque Td that is in relation of exponential function. A torque/lateral-acceleration conversion section 52 converts the steering torque Td into an anticipated lateral acceleration Gd (or anticipated yaw rate γd and anticipated turning curvature ρd) that is in relation of exponentiation function and that serves as a vehicle motion state quantity that can be perceived by a human. A turning angle conversion section 53 calculates a target turning angles δd necessary for the vehicle to move with the anticipated lateral acceleration Gd (or anticipated yaw rate γd and anticipated turning curvature ρd). A turning control section 60 controls the steered wheels to be turned into the target turning angle δd. A driver turns the handle, feeling the lateral acceleration, and hence, the driver can easily drive the vehicle.
    • 在线控转向系统的车辆转向装置中,通过计算机程序处理来控制前轮转动。 位移/转矩转换部51将转向角θ转换为与指数函数关系的转向转矩Td。 转矩/横向加速度转换部分52将转向转矩Td转换为与指数函数关系的预期横向加速度Gd(或预期的横摆速度gammad和预期的转弯曲率罗),并且其用作可以作为车辆运动状态量 被人所认识。 转向角转换部53计算车辆随着预期的横向加速度Gd(或预期的横摆角度偏差和预期的转弯曲率罗嗦)移动所需的目标转向角度。 转向控制部60控制转向轮转向目标转向角度。 驾驶员转动手柄,感觉横向加速度,因此驾驶者可以轻松驾驶车辆。
    • 4. 发明申请
    • BRAKING DEVICE
    • 制动装置
    • US20150136548A1
    • 2015-05-21
    • US14400609
    • 2013-03-11
    • Ryota ShimuraDaisuke Yamada
    • Ryota ShimuraDaisuke Yamada
    • F16D57/00
    • F16D57/002F16D63/002F16D2121/28
    • A braking device capable of generating a larger braking force is provided. The present invention provides a braking device including a housing 10 having a peripheral wall 11, a coil holding unit 20 provided inside the housing 10, a coil 30 held by the coil holding unit 20, a first activation chamber 40 formed between an inner peripheral surface of the peripheral wall 11 of the housing 10 and an outer peripheral surface of the coil holding unit 20 arranged in parallel with the inner peripheral surface, a rotor 60 provided inside of the first activation chamber 40, and a magnetorheological fluid 80 filling an inside of the first activation chamber 40, wherein the inner peripheral surface of the peripheral wall 11 of the housing 10 is at a position farthest from the center of rotation of the rotor 60 in a radial direction in the inside of the housing 10, wherein the rotor 60 is in a cylindrical shape including an outer peripheral surface having a gap between the outer peripheral surface of the rotor 60 and the inner peripheral surface of the peripheral wall 11 of the housing 10 and an inner peripheral surface having a gap between the inner peripheral surface of the rotor 60 and the outer peripheral surface of the coil holding unit 20, and wherein a shearing stress of the magnetorheological fluid 80 acts on the inner peripheral surface and the outer peripheral surface of the rotor 60.
    • 提供能够产生较大制动力的制动装置。 本发明提供一种制动装置,其具有:具有周壁11的壳体10,设置在壳体10内的线圈保持单元20,由线圈保持单元20保持的线圈30;形成在内周面 的壳体10的周壁11和与内周面平行设置的线圈保持单元20的外周面,设置在第一活化室40内部的转子60和填充在第一活化室40的内部的磁流变液80 第一活化室40,其中壳体10的周壁11的内周面在壳体10的内部处于距转子60的旋转中心的径向方向上最远的位置,其中转子60 是圆筒状,包括在转子60的外周面与周壁11o的内周面之间具有间隙的外周面 f是壳体10,内周面在转子60的内周面与线圈保持单元20的外周面之间具有间隙,并且其中磁流变流体80的剪切应力作用在内周面上, 转子60的外周面。
    • 5. 发明授权
    • Metamaterial
    • 超材料
    • US08743018B2
    • 2014-06-03
    • US13349496
    • 2012-01-12
    • Daisuke Yamada
    • Daisuke Yamada
    • H01Q15/02
    • H01Q15/0086
    • A metamaterial comprising a plurality of unit lattices which are arrayed on a plane in a two dimensional manner and are laminated, wherein a dielectric layer is formed from a first dielectric section and a second dielectric section that is present on the same plane as the first dielectric section and has a smaller refractive index than that of the first dielectric section, wherein the first dielectric section is arranged on an upper side or a lower side of the metal cross layer forming the unit lattice including at least a portion of the crossing region, and wherein the second dielectric section is arranged on an upper side or a lower side of the metal cross layer forming the unit lattice including at least a portion of the non-crossing region.
    • 一种超材料,包括以二维方式排列在平面上并层叠的多个单位晶格,其中介电层由与第一电介质在同一平面上的第一介电部分和第二电介质部分形成 并且具有比第一电介质部分更小的折射率,其中第一介电部分布置在形成包括交叉区域的至少一部分的单元晶格的金属交叉层的上侧或下侧,以及 其中所述第二电介质部分布置在形成包括所述非交叉区域的至少一部分的所述单元晶格的所述金属交叉层的上侧或下侧。
    • 8. 发明授权
    • Solid state image sensor
    • 固态图像传感器
    • US08559771B2
    • 2013-10-15
    • US13294829
    • 2011-11-11
    • Daisuke Yamada
    • Daisuke Yamada
    • G02B6/00
    • H01L27/14629H01L27/14621
    • A solid state image sensor includes an extracting unit including a plurality of pixels, each having an optical waveguide formed by a core and a clad for guiding incident light entering the pixel to a photoelectric converter section via the core. The extracting unit is formed by at least two pixels including a first pixel and a second pixel and the cores in the optical waveguides of the first and second pixels are designed to show an oblate cross section and arranged with their respective major axes disposed in different directions.
    • 固态图像传感器包括具有多个像素的提取单元,每个像素具有由芯构成的光波导和用于将经由所述芯导入到所述像素的入射光引导到光电转换器部的包层。 提取单元由包括第一像素和第二像素的至少两个像素形成,并且第一和第二像素的光波导中的核心被设计为显示扁平横截面并且将它们各自的主轴布置在不同的方向 。
    • 9. 发明申请
    • METAMATERIAL
    • US20120182202A1
    • 2012-07-19
    • US13349496
    • 2012-01-12
    • Daisuke Yamada
    • Daisuke Yamada
    • H01Q15/02
    • H01Q15/0086
    • A metamaterial comprising a plurality of unit lattices which are arrayed on a plane in a two dimensional manner and are laminated, wherein a dielectric layer is formed from a first dielectric section and a second dielectric section that is present on the same plane as the first dielectric section and has a smaller refractive index than that of the first dielectric section, wherein the first dielectric section is arranged on an upper side or a lower side of the metal cross layer forming the unit lattice including at least a portion of the crossing region, and wherein the second dielectric section is arranged on an upper side or a lower side of the metal cross layer forming the unit lattice including at least a portion of the non-crossing region.
    • 一种超材料,包括以二维方式排列在平面上并层叠的多个单位晶格,其中介电层由与第一电介质在同一平面上的第一介电部分和第二电介质部分形成 并且具有比第一电介质部分更小的折射率,其中第一介电部分布置在形成包括交叉区域的至少一部分的单元晶格的金属交叉层的上侧或下侧,以及 其中所述第二电介质部分布置在形成包括所述非交叉区域的至少一部分的所述单元晶格的所述金属交叉层的上侧或下侧。