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    • 15. 发明授权
    • Displacement sensing method and motor control apparatus
    • 位移检测方法和电机控制装置
    • US08072176B2
    • 2011-12-06
    • US12206797
    • 2008-09-09
    • Shinji Ueda
    • Shinji Ueda
    • G05B1/04G01D5/245
    • G01D3/02
    • A displacement sensing method of the present invention includes the steps of superimposing a predetermined signal on a torque command to supply a drive torque to a motor, measuring an amplitude spectrum ratio between the drive torque in superimposing the predetermined signal on the torque command and a motor angle measured by a displacement sensor, generating correction data for evening out the amplitude spectrum ratio, and correcting the measured motor angle so that the motor angle measured by the displacement sensor is equal to an actual motor angle using the correction data.
    • 本发明的位移检测方法包括以下步骤:将预定信号叠加在转矩指令上以向电动机提供驱动转矩,测量将预定信号叠加在转矩指令上的驱动转矩与电动机之间的振幅比 通过位移传感器测量的角度,产生用于校正振幅谱比的校正数据,以及校正所测量的电动机角度,使得由位移传感器测量的电动机角度等于使用校正数据的实际电动机角度。
    • 16. 发明申请
    • DISPLACEMENT SENSING METHOD AND MOTOR CONTROL APPARATUS
    • 位移感测方法和电机控制装置
    • US20090072774A1
    • 2009-03-19
    • US12206797
    • 2008-09-09
    • Shinji Ueda
    • Shinji Ueda
    • H02P6/16
    • G01D3/02
    • A displacement sensing method of the present invention includes the steps of superimposing a predetermined signal on a torque command to supply a drive torque to a motor, measuring an amplitude spectrum ratio between the drive torque in superimposing the predetermined signal on the torque command and a motor angle measured by a displacement sensor, generating correction data for evening out the amplitude spectrum ratio, and correcting the measured motor angle so that the motor angle measured by the displacement sensor is equal to an actual motor angle using the correction data.
    • 本发明的位移检测方法包括以下步骤:将预定信号叠加在转矩指令上以向电动机提供驱动转矩,测量将预定信号叠加在转矩指令上的驱动转矩与电动机之间的振幅比 通过位移传感器测量的角度,产生用于校正振幅谱比的校正数据,以及校正所测量的电动机角度,使得由位移传感器测量的电动机角度等于使用校正数据的实际电动机角度。
    • 17. 发明申请
    • Mobile terminal device
    • 移动终端设备
    • US20070005346A1
    • 2007-01-04
    • US10578925
    • 2004-10-25
    • Shinji UedaHiroyuki MotozukaTomohiro Imai
    • Shinji UedaHiroyuki MotozukaTomohiro Imai
    • G10L11/00G09G5/00
    • G06F3/0237H04M2250/70
    • A mobile terminal apparatus that considers intervals between key input operations when characters are input, and, when there is an interval grater than a certain period of time between operations, or when a shift is made to different character input, reads aloud the voice corresponding to the stored input character and reads aloud only the character the user needs to check. In this apparatus, when other characters are continuously input by the same key input within a predetermined time, character selection fixing section 201 updates the stored content in present candidate storage section 202, outputs the updated candidate character to display control section 204 as a displaying character and displays the updated candidate character on liquid crystal display section 103. At this time, the voice corresponding to the displaying candidate character is not reproduced. When the predetermined time passes without key input, character selection fixing section 201 reads aloud the present candidate character stored in present candidate storage section 202, outputs the present candidate character to reading determination section 206 as a fixed character, and voice reproduction section 105 reproduces the voice corresponding to the fixed character.
    • 一种移动终端装置,其考虑输入字符时的键输入操作之间的间隔,并且当存在比操作之间的一定时间段更长的间隔时,或者当对不同的字符输入进行移位时,朗读对应于 存储的输入字符,并且只朗读用户需要检查的字符。 在该装置中,当在预定时间内通过相同的键输入连续地输入其他字符时,字符选择确定部分201更新当前候选存储部分202中存储的内容,将更新的候选字符输出到显示控制部分204作为显示字符 并且在液晶显示部103上显示更新的候选字符。此时,不再现与显示候补字符对应的声音。 当没有键输入的预定时间过去时,字符选择确定部分201朗读当前候选存储部分202中存储的当前候选字符,将当前候选字符作为固定字符输出到读取确定部分206,并且语音再现部分105再现 对应固定字符的声音。
    • 20. 发明授权
    • Doppler velocimeter and various kinds of apparatuses for signal
processing thereof
    • US5812250A
    • 1998-09-22
    • US886531
    • 1997-07-01
    • Yasuhiko IshidaHidejiro KadowakiMakoto TakamiyaJun AshiwaShigeki KatoShinji Ueda
    • Yasuhiko IshidaHidejiro KadowakiMakoto TakamiyaJun AshiwaShigeki KatoShinji Ueda
    • G01P3/36G01P21/02H03L7/14G01R19/00
    • G01P3/366G01P21/02
    • A Doppler velocimeter determines a state of noise generation in a detection signal including a Doppler signal component based on comparison by a preceding/succeeding-signal comparator for comparing the detection signals before and after passing through a band-pass filter for cutting noise adjusted to the frequency of the detection signal, and/or includes a filter circuit for determining passage/interruption of the detection signal after passing through the band-pass filter from a relationship between the count value of a first counter, in which the output of a first frequency multiplier for multiplying the frequency of the detection signal by N is made to be a clock signal and a leading edge in the detection signal is made to be a reset trigger, and a leading edge in the detection signal, and/or includes an error signal generator for generating an error detection signal by detecting a periodic error in the detection signal after passing through the band-pass filter from a relationship between the count value of a second counter, in which the output of a second frequency multiplier for multiplying the frequency of the detection signal by N and a leading edge in the detection signal is made to be a reset trigger, and a leading edge in the detection signal after passing through the band-pass filter, and/or includes a phase comparator for generating a control signal by comparing the phase of the detection signal with the phase of a comparison signal to be compared, an oscillator for controlling the frequency of its output signal in accordance with the control signal from the phase comparator, and a comparison-signal generation unit for generating a comparison signal based on the output of the oscillator. When an error has been detected, a switching unit interrupts the control signal and the phase comparator is reset and stops comparison, and when the error has ended, the switching unit communicates the control signal, the phase comparator starts comparison, and the comparison-signal generation unit generates a comparison signal whose phase coincides with the phase of the detection signal.