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    • 1. 发明申请
    • Optical transceiver module
    • 光收发模块
    • US20060069905A1
    • 2006-03-30
    • US11189798
    • 2005-07-27
    • Shohei MoriwakiOsamu Chiba
    • Shohei MoriwakiOsamu Chiba
    • G06F15/177
    • H04B10/40
    • A physical-layer unit carries out startup processing in response to a first reset signal delivered from a host, generates and outputs a second reset signal to a data control unit in consideration of time required for the startup processing, reads data for initial setting stored in a storage unit of the data control unit via a serial bus after a waiting time elapses, the waiting time being preset in consideration of the time required for the data control unit to start up in response to the second reset signal, and writes the read data for initial setting into a data register included in the physical layer unit.
    • 物理层单元响应于从主机传送的第一复位信号执行启动处理,考虑到启动处理所需的时间,产生并输出第二复位信号到数据控制单元,读取存储在 在经过等待时间之后经由串行总线的数据控制单元的存储单元,考虑到数据控制单元响应于第二复位信号启动所需的时间来预设等待时间,并将读取的数据 用于初始设置到包括在物理层单元中的数据寄存器。
    • 5. 发明授权
    • Numerically controlled curved surface machining unit
    • 数控曲面加工单元
    • US06675061B2
    • 2004-01-06
    • US10437279
    • 2003-05-14
    • Junichi HiraiHiroshi AraiTamotsu HariharaOsamu ChibaMasaaki TakahashiNobuhisa Kanamaru
    • Junichi HiraiHiroshi AraiTamotsu HariharaOsamu ChibaMasaaki TakahashiNobuhisa Kanamaru
    • G06F1900
    • G05B19/4103G05B2219/34141
    • Performing NURBS (non-uniform rational B-spline) interpolation machining is performed by reading cutter location (CL) data consisting of a tool control point vector and a tool axis vector on a workpiece coordinate system, converting the CL data into a position vector of three linear axes and a rotation angle on a machine coordinate system in accordance with the machine configuration of a simultaneous multiple-axis NC machine, calculating knot vectors of a NURBS curve with the most suitable chord length on the basis of a position vector of the three linear axes and a rotation angle, calculating a NURBS curve of the three linear axes and one rotary axis using the knot vectors, converting the NURBS curve into NURBS interpolation NC data, converting the feed rate on a workpiece coordinate system into the feed rate per minute on a machine coordinate system, and transmitting NC data to a NC machine.
    • 通过在工件坐标系上读取由刀具控制点矢量和刀具轴向量组成的刀具位置(CL)数据来执行NURBS(非均匀有理B样条)插值加工,将CL数据转换为 根据同时多轴NC机器的机器结构,在机器坐标系上的三个直线轴和旋转角度,基于三个位置矢量来计算具有最合适弦弦长度的NURBS曲线的结向量 线性轴和旋转角度,使用结向量计算三个直线轴和一个旋转轴的NURBS曲线,将NURBS曲线转换为NURBS内插NC数据,将工件坐标系上的进给速率转换为每分钟进给速率 在机床坐标系上,并将NC数据传送到NC机床。
    • 6. 发明授权
    • Numerically controlled curved surface machining unit
    • 数控曲面加工单元
    • US06587747B2
    • 2003-07-01
    • US09791561
    • 2001-02-26
    • Junichi HiraiHiroshi AraiTamotsu HariharaOsamu ChibaMasaaki TakahashiNobuhisa Kanamaru
    • Junichi HiraiHiroshi AraiTamotsu HariharaOsamu ChibaMasaaki TakahashiNobuhisa Kanamaru
    • G06F1900
    • G05B19/4099G05B2219/34141
    • Performing NURBS (non-uniform rational B-spline) interpolation machining is performed by reading cutter location (CL) data consisting of a tool control point vector and a tool axis vector on a workpiece coordinate system, converting the CL data into a position vector of three linear axes and a rotation angle on a machine coordinate system in accordance with the machine configuration of a simultaneous multiple-axis NC machine, calculating knot vectors of a NURBS curve with the most suitable chord length on the basis of a position vector of the three linear axes and a rotation angle, calculating a NURBS curve of the three linear axes and one rotary axis using the knot vectors, converting the NURBS curve into NURBS interpolation NC data, converting the feed rate on a workpiece coordinate system into the feed rate per minute on a machine coordinate system, and transmitting NC data to a NC machine.
    • 通过在工件坐标系上读取由刀具控制点矢量和刀具轴向量组成的刀具位置(CL)数据来执行NURBS(非均匀有理B样条)插值加工,将CL数据转换为 根据同时多轴NC机器的机器结构,在机器坐标系上的三个直线轴和旋转角度,基于三个位置矢量来计算具有最合适弦弦长度的NURBS曲线的结向量 线性轴和旋转角度,使用结向量计算三个直线轴和一个旋转轴的NURBS曲线,将NURBS曲线转换为NURBS插补NC数据,将工件坐标系上的进给速率转换为每分钟进给速率 在机床坐标系上,并将NC数据传送到NC机床。
    • 8. 发明授权
    • Three-dimensional graphics system, processor and recording medium
    • 三维图形系统,处理器和记录介质
    • US06545675B1
    • 2003-04-08
    • US09572947
    • 2000-05-17
    • Shohei MoriwakiYoshifumi AzekawaOsamu Chiba
    • Shohei MoriwakiYoshifumi AzekawaOsamu Chiba
    • G06T1700
    • G06T15/005
    • Original data consisting of three-dimensional coordinate data, color, &agr;-value and the like of a polygon, which is obtained through a geometrical operation by a geometrical operation processing unit (2) on the basis of polygon definition data (1) is stored into a memory (4A or 4B) in advance as geometrical-operation processed three-dimensional data (D1). That allows generation of three-dimensional graphics drawing data only by a drawing operation processing unit (3) on the basis of the geometrical-operation processed three-dimensional data (D1) stored in the memory (4B). With this constitution, a three-dimensional graphics system which ensures reduction in cost and power consumption can be obtained.
    • 存储由几何运算处理单元(2)基于多边形定义数据(1)进行的几何运算获得的由多边形的三维坐标数据,颜色,α值等构成的原始数据, 预先作为几何运算处理的三维数据(D1)进入存储器(4A或4B)。 这就允许仅通过绘图操作处理单元(3)根据存储在存储器(4B)中的几何运算处理的三维数据(D1)生成三维图形绘制数据。 利用这种结构,可以获得确保降低成本和功耗的三维图形系统。