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    • 11. 发明授权
    • Reed Solomon error correcting circuit and method and device for Euclidean mutual division
    • Reed Solomon误差校正电路和欧氏相互分割的方法和装置
    • US06374384B1
    • 2002-04-16
    • US09202998
    • 1999-03-10
    • Kazuhiro OhtaToshihiko FukuokaYoshihiko Fukumoto
    • Kazuhiro OhtaToshihiko FukuokaYoshihiko Fukumoto
    • H03M1315
    • H03M13/159H03M13/15H03M13/1515H03M13/1535H03M13/1555
    • The Reed-Solomon error-correcting circuit in accordance with a first invention is constructed so as to perform parallel operation by two-step pipelined processing in a syndrome generating circuit and an error-correcting circuit. The error-correcting circuit operates in synchronization with a clock with a period of 1/N the period of the received symbol clock, where N≧1, and N is an integer. Further, an error-locator-polynomial/error-evaluator-polynomial calculating circuit in the error-correcting circuit has a memory in which the syndrome is input and a Galois-field operations circuit that is connected to the memory. By these means, the Reed-Solomon error-correcting circuit in the present invention performs high-speed processing with small-scale hardware. Further, in an Euclid's algorithm that obtains an error-locator-polynomial, by performing Galois-field operations, from the syndrome equation S(z)=sk−1zk−1+sk−2zk−2+ . . . +s0, a second invention performs initial setting as M(z)=1, B(z)=sk−1zk−1+sk−2zk−2+ . . . +s0, and, depending on the coefficients of the syndrome equation S(z), as  A(z)=sk−2zk−1+sk−3zk−2+ . . . +s0z, L(z)=z, to reduce the number of Galois-field operations.
    • 根据第一发明的里德 - 所罗门误差校正电路被构造成在校正子发生电路和纠错电路中通过两步流水线处理进行并行操作。 误差校正电路与接收符号时钟的周期为1 / N的时钟同步工作,其中N> = 1,N为整数。 此外,误差校正电路中的误差定位器/误差评估器 - 多项式计算电路具有其中输入了校正子的存储器和连接到存储器的伽罗瓦域操作电路。 通过这些方式,本发明的里德 - 所罗门纠错电路以小规模的硬件进行高速处理。 此外,在通过执行伽罗瓦域操作获得误差定位器多项式的欧几里德算法中,从综合征方程式中,第二发明执行初始设置,并且根据校正子方程S(z)的系数,作为A(z )= sk-2zk-1 + sk-3zk-2 +。 。 。 + s0z,以减少Galois-field操作的数量。
    • 14. 发明授权
    • Multi-piston swash plate type compressor with internal lubricating
arrangement
    • 具有内部润滑装置的多活塞斜盘式压缩机
    • US4990064A
    • 1991-02-05
    • US389740
    • 1989-08-04
    • Hayato IkedaHideo MoriKazuhiro Ohta
    • Hayato IkedaHideo MoriKazuhiro Ohta
    • F04B27/08F04B27/10
    • F04B27/1063
    • A multi-piston swash plate type compressor with an internal lubricating arrangement for an air-conditioning system used in a vehicle such as an automobile including a cylinder block body having a swash plate chamber formed therein receiving a swash plate, cylinder bores formed therein for receiving pistons, and a central axial bore formed therein for receiving a driving shaft, the driving shaft being rotatably supported in the axial bore by radial bearings provided therein and by thrust bearings provided around the shaft at the sides of the swash plate. The compressor has suction and discharge chambers communicated with the cylinder bores through reed valves. The swash plate chamber is fed with a refrigerant inclusive of a lubricating oil from the air-conditioning system, and the refrigerant is then fed to the suction chamber through the axial bore. The thrust bearings have a race element surrounding the shaft, a clearance between the race element and the shaft being locally widened for increasing a flow rate of the refrigerant to be introduced into the axial bore through the thrust bearings.
    • 一种多活塞斜盘式压缩机,其具有用于诸如汽车的车辆中使用的空调系统的内部润滑装置,所述汽车包括具有形成在其中的旋转斜盘室的气缸体,所述旋转斜盘室容纳旋转斜盘,形成在其中的气缸孔用于接收 活塞和其中形成的用于接收驱动轴的中心轴向孔,所述驱动轴通过设置在其中的径向轴承以及在所述旋转斜盘的侧面处设置在所述轴周围的推力轴承可旋转地支撑在所述轴向孔中。 压缩机具有通过簧片阀与气缸孔连通的抽吸和排出室。 旋转斜盘室从空气调节系统供给含有润滑油的制冷剂,然后通过轴向孔将制冷剂送入吸入室。 推力轴承具有围绕轴的座圈元件,座圈元件和轴之间的间隙被局部加宽,以增加通过推力轴承引入到轴向孔中的制冷剂的流量。
    • 17. 发明申请
    • INERTIA SENSOR AND METHOD FOR REDUCING OPERATION ERROR OF THE SAME
    • INERTIA传感器和减少其操作错误的方法
    • US20140149061A1
    • 2014-05-29
    • US14074133
    • 2013-11-07
    • Kazuhiro OhtaMasanori Yachi
    • Kazuhiro OhtaMasanori Yachi
    • G01P21/02
    • G01P21/02G01C21/16G01C25/00
    • To provide an inertia sensor and a method for reducing an operation error of the inertia sensor, the sensor and the method being configured such that complicated means is not required, and such that, even at the initial use stage in which the temperature characteristic of the sensor is not learned, and even in the case where the sensor is used in an ambient temperature different from the ambient temperature during the previous use of the sensor, an operation error due to an output change caused by a temperature change can be reduced in a relatively simple and highly accurate manner. An inertia sensor 10 is configured by including at least a sensor element 1 for sensing inertia, a signal processing circuit 2, and a memory 3, and is configured such that memory data 8 for estimating a characteristic of the inertia sensor 10 is stored in the memory 3. An angular velocity sensor and an acceleration sensor are included in the category of the inertia sensor 10.
    • 为了提供惯性传感器和减小惯性传感器的操作误差的方法,传感器和方法被配置为不需要复杂的装置,并且即使在初始使用阶段,即使在 传感器没有被学习,并且即使在传感器在先前使用传感器期间在环境温度不同的环境温度下使用的情况下,也可以减少由温度变化引起的输出变化的操作误差 比较简单高精度的方式。 惯性传感器10被配置为至少包括用于感测惯性的传感器元件1,信号处理电路2和存储器3,并且被配置为使得用于估计惯性传感器10的特性的存储器数据8被存储在 惯性传感器10的类别中包括角速度传感器和加速度传感器。