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1. 发明授权

US08599996B2 Counting device and counting method 失效
标题翻译：计数装置和计数方法
公开(公告)号：US08599996B2
公开(公告)日：2013-12-03
申请号：US13420683
申请日：2012-03-15
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01F15/06
CPC分类号： H03K21/023
摘要： A counter counts the run lengths of a binarized signal. A counting result correcting portion generates frequency distributions for run lengths for first run lengths, which are from a rising edge to a falling edge of the signal, and second run lengths, which are for a falling edge to a rising edge of the signal, calculates a total number of first run lengths of lengths that are no less than 0 times and less than 1 times a representative value for the first run lengths, calculates a total number of second run lengths of lengths that are no less than 0 times and less than 1 times a representative value for the second run lengths, calculates a total number of first run lengths, calculates a total number of second run lengths, and corrects the counting results.
摘要翻译：计数器对二进制化信号的运行长度进行计数。计数结果校正部分生成从信号的上升沿到下降沿的第一游程长度的游程长度的频率分布，以及用于下降沿到信号上升沿的第二游程长度长度的第一游程长度的总数不小于第一游程长度的代表值的0倍且小于1倍的长度的第一游程长度的总数，计算不小于0次且小于计算第二游程长度的代表值的1倍，计算第一游程长度的总数，计算第二游程长度的总数，并校正计数结果。

2. 发明申请

US20130033696A1 PHYSICAL QUANTITY SENSOR AND PHYSICAL QUANTITY MEASURING UNIT 有权
标题翻译：物理量传感器和物理量测量单元
公开(公告)号：US20130033696A1
公开(公告)日：2013-02-07
申请号：US13583218
申请日：2010-03-10
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01P3/36 , G01B11/14
CPC分类号： G01S17/325 , G01B9/02092 , G01S7/4915 , G01S7/4916 , G01S17/58
摘要： A physical quantity sensor includes a semiconductor laser for irradiating an object with a laser beam, and a laser driver for operating the semiconductor laser in such a way that a first oscillation period for which the oscillation wavelength increases and/or a second oscillation period for which the oscillation wavelength decreases is repetitively present. The sensor further includes a photodiode and a current-voltage conversion amplifying unit both for detecting an MHP containing an interference waveform formed by the self-coupling effect between the laser beam and the returning light beam from the object, a MHP extracting unit for measuring the period of the interference waveform contained in the output signal from the current-voltage conversion amplifying unit each time the interference waveform is inputted, and a computing unit for computing the displacement and/or the speed of the object from the measured individual period MHP extracting unit.
摘要翻译：物理量传感器包括用于用激光束照射物体的半导体激光器和用于以使得振荡波长增加的第一振荡周期和/或第二振荡周期操作半导体激光器的激光驱动器，振荡波长减小重复出现。传感器还包括光电二极管和电流 - 电压转换放大单元，用于检测包含由激光束和来自物体的返回光束之间的自耦合效应形成的干涉波形的MHP，MHP提取单元，用于测量每当输入干扰波形时，来自电流 - 电压转换放大单元的输出信号中包含的干扰波形的周期，以及计算单元，用于根据测量的单独周期MHP提取单元计算物体的位移和/或速度。

3. 发明授权

US07986162B2 Interface circuit 有权
标题翻译：接口电路
公开(公告)号：US07986162B2
公开(公告)日：2011-07-26
申请号：US12794434
申请日：2010-06-04
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： H03K17/16 , H03K19/003
CPC分类号： H03K3/356165
摘要： An interface of the present invention includes a first inverter circuit that inverts a logic level of an input signal given to an external input terminal and outputs the inverted logic level, a second inverter circuit that outputs a potential in which a logic level of an output signal of the first inverter circuit is inverted, that is, a potential higher or lower than a logic of an input signal applied to the first inverter circuit by the amount of a predetermined potential, and a feedback path that positive feedbacks an output signal of the second inverter circuit to the external input terminal. The interface circuit of the invention positive-feedbacks a potential of the output signal of the second inverter circuit and shifts the potential of the external input terminal in a floating state to an H or L level potential.
摘要翻译：本发明的接口包括第一反相器电路，其反转给予外部输入端子的输入信号的逻辑电平并输出反相逻辑电平;第二反相器电路，输出其中输出信号的逻辑电平第一反相器电路的反相路径反转，也就是说，施加到第一反相器电路的输入信号的逻辑高于或低于预定电位的量的电位，以及正反馈第二反相器电路的输出信号的反馈路径变频器电路到外部输入端子。本发明的接口电路正反馈第二反相器电路的输出信号的电位，并将外部输入端子的电位在浮置状态下移动到H或L电平电位。

4. 发明申请

US20100321668A1 Distance/speed meter and distance/speed measuring method 有权
标题翻译：距离/速度计和距离/速度测量方法
公开(公告)号：US20100321668A1
公开(公告)日：2010-12-23
申请号：US12080550
申请日：2008-04-02
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01C3/08
CPC分类号： G01B9/02007 , G01B9/02004 , G01B9/02092 , G01B2290/45 , G01P3/366 , G01S17/325 , G01S17/87
摘要： In a distance/speed meter, first and second semiconductor lasers emit parallel laser light beams to a measurement target. A first laser driver drives the first semiconductor laser such that the oscillation interval in which at least the oscillation wavelength monotonically increases repeatedly exists. A second laser driver drives the second semiconductor laser such that the oscillation wavelength increases/decreases inversely to the oscillation wavelength of the first semiconductor laser. First and second light-receiving devices convert optical outputs from the first and second semiconductor lasers into electrical signals. A counting unit counts the numbers of interference waveforms generated by the first and second laser light beams and return light beams of the first and second laser light beams. A computing device computes the distance to the measurement target and the speed of the measurement target from the minimum and maximum oscillation wavelengths of the first and second semiconductor lasers and the counting result obtained by the counting unit.
摘要翻译：在距离/速度计中，第一和第二半导体激光器将平行的激光束发射到测量目标。第一激光驱动器驱动第一半导体激光器，使得至少振荡波长单调增加的振荡间隔反复存在。第二激光驱动器驱动第二半导体激光器，使得振荡波长与第一半导体激光器的振荡波长成反比地增加/减小。第一和第二光接收装置将来自第一和第二半导体激光器的光输出转换成电信号。计数单元计数由第一和第二激光束产生的干涉波形的数量，并且返回第一和第二激光束的光束。计算装置从第一和第二半导体激光器的最小和最大振荡波长以及由计数单元获得的计数结果计算到测量目标的距离和测量目标的速度。

5. 发明申请

US20080304042A1 Distance/speed meter and distance/speed measuring method 失效
标题翻译：距离/速度计和距离/速度测量方法
公开(公告)号：US20080304042A1
公开(公告)日：2008-12-11
申请号：US12156772
申请日：2008-06-03
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01P3/36 , G01C3/08
CPC分类号： G01P3/36 , G01C3/08 , G01P3/68 , G01S7/4808 , G01S7/4915 , G01S7/4916 , G01S7/497 , G01S17/325 , G01S17/58 , G01S17/87
摘要： In a distance/speed meter, first and second semiconductor lasers emit parallel laser light beams to a measurement target. A first laser driver drives the first semiconductor laser such that the oscillation interval in which at least the oscillation wavelength monotonically increases repeatedly exists. A second laser driver drives the second semiconductor laser such that the oscillation wavelength increases/decreases inversely to the oscillation wavelength of the first semiconductor laser. First and second light-receiving devices convert optical outputs from the first and second semiconductor lasers into electrical signals. A counting unit counts the numbers of interference waveforms generated by the first and second laser light beams and return light beams of the first and second laser light beams. A computing device computes the distance to the measurement target and the speed of the measurement target from the minimum and maximum oscillation wavelengths of the first and second semiconductor lasers and the count result obtained by the counting unit.
摘要翻译：在距离/速度计中，第一和第二半导体激光器将平行的激光束发射到测量目标。第一激光驱动器驱动第一半导体激光器，使得至少振荡波长单调增加的振荡间隔反复存在。第二激光驱动器驱动第二半导体激光器，使得振荡波长与第一半导体激光器的振荡波长成反比地增加/减小。第一和第二光接收装置将来自第一和第二半导体激光器的光输出转换成电信号。计数单元计数由第一和第二激光束产生的干涉波形的数量，并且返回第一和第二激光束的光束。计算装置从第一和第二半导体激光器的最小和最大振荡波长以及由计数单元获得的计数结果计算到测量目标的距离和测量目标的速度。

6. 发明授权

US08982336B2 Physical quantity sensor and physical quantity measuring method 有权
标题翻译：物理量传感器和物理量测量方法
公开(公告)号：US08982336B2
公开(公告)日：2015-03-17
申请号：US13583218
申请日：2010-03-10
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01P3/36 , G01S17/32 , G01S17/58 , G01B9/02 , G01S7/491
CPC分类号： G01S17/325 , G01B9/02092 , G01S7/4915 , G01S7/4916 , G01S17/58
摘要： A physical quantity sensor includes a semiconductor laser for irradiating an object with a laser beam, and a laser driver for operating the semiconductor laser in such a way that a first oscillation period for which the oscillation wavelength increases and/or a second oscillation period for which the oscillation wavelength decreases is repetitively present. The sensor further includes a photodiode and a current-voltage conversion amplifying unit both for detecting an MHP containing an interference waveform formed by the self-coupling effect between the laser beam and the returning light beam from the object, a MHP extracting unit for measuring the period of the interference waveform contained in the output signal from the current-voltage conversion amplifying unit each time the interference waveform is inputted, and a computing unit for computing the displacement and/or the speed of the object from the measured individual period MHP extracting unit.
摘要翻译：物理量传感器包括用于用激光束照射物体的半导体激光器和用于以使得振荡波长增加的第一振荡周期和/或第二振荡周期操作半导体激光器的激光驱动器，振荡波长减小重复出现。传感器还包括光电二极管和电流 - 电压转换放大单元，用于检测包含由激光束和来自物体的返回光束之间的自耦合效应形成的干涉波形的MHP，MHP提取单元，用于测量每当输入干扰波形时，来自电流 - 电压转换放大单元的输出信号中包含的干扰波形的周期，以及计算单元，用于根据测量的单独周期MHP提取单元计算物体的位移和/或速度。

7. 发明授权

US08494796B2 Counting device, physical quantity sensor, counting method and physical quantity measuring method 有权
标题翻译：计数装置，物理量传感器，计数方法和物理量测量方法
公开(公告)号：US08494796B2
公开(公告)日：2013-07-23
申请号：US12849330
申请日：2010-08-03
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01R13/02
CPC分类号： G01D5/266 , G01S7/4916 , G01S17/325
摘要： The counting device includes: a signal counter that counts the number of half cycles of input signals during given counting periods; a signal half cycle measurement unit that measures the half cycles; a frequency distribution generator that generates a frequency distribution of the half cycles; a representative value calculator configured to calculate a representative value of a distribution of the half cycles; a correction value calculator configured to calculate a total number Ns and a total number Nwn so as to correct the number of the half cycles, wherein Ns represents the total of the number of the half cycles that are less than 0.5 times the represent value, and Nwn represents the total of the number of the half cycles that are equal to or greater than 2n and less than (2n+2) times the representative value.
摘要翻译：计数装置包括：在给定的计数周期内对输入信号的半个周期数进行计数的信号计数器; 测量半周期的信号半周测量单元; 频率分布发生器，其生成半周期的频率分布; 代表值计算器，被配置为计算所述半个周期的分布的代表值; 校正值计算器，被配置为计算总数Ns和总数Nwn以校正半个周期的数量，其中Ns表示小于表示值的0.5倍的半个周期的总数，以及 Nwn表示等于或大于2n且小于代表值的（2n + 2）倍的半周期数的总和。

8. 发明授权

US08446574B2 Velocity measuring device and method 有权
标题翻译：速度测量装置及方法
公开(公告)号：US08446574B2
公开(公告)日：2013-05-21
申请号：US12956645
申请日：2010-11-30
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01P3/36 , G01B9/02
CPC分类号： G01P3/36 , G01P3/50 , G01S7/4916 , G01S17/325 , G01S17/58
摘要： The velocity calculating device includes a semiconductor laser for emitting a laser beam at a web that is the subject to be measured; a photodiode for converting into an electric signal the optical power of the semiconductor laser; a lens for focusing and emitting the beam from the semiconductor laser and for focusing the return light from the web and injecting it into the semiconductor laser; a laser driver for driving the semiconductor laser; a current-voltage converting/amplifying portion for converting the output current from the photodiode into a voltage and then amplifying; a filter portion for removing the carrier wave from the output voltage of the current-voltage converting/amplifying portion; a signal extracting portion for counting the number of interference waveforms included in the output voltage of the filter portion; and a calculating portion for calculating the velocity of the web based on the counting result of the signal extracting portion.
摘要翻译：速度计算装置包括：半导体激光器，用于在作为待测对象的幅材上发射激光束; 用于将半导体激光器的光功率转换成电信号的光电二极管; 用于聚焦和发射来自半导体激光器的光束并用于聚焦来自幅材的返回光并将其注入到半导体激光器中的透镜; 用于驱动半导体激光器的激光驱动器; 用于将来自光电二极管的输出电流转换成电压然后放大的电流 - 电压转换/放大部分; 滤波器部分，用于从电流 - 电压转换/放大部分的输出电压中去除载波; 信号提取部分，用于对包括在过滤器部分的输出电压中的干扰波形的数量进行计数; 以及计算部分，用于基于信号提取部分的计数结果来计算纸幅的速度。

9. 发明申请

US20110133779A1 INTERFACE CIRCUIT 有权
标题翻译：接口电路
公开(公告)号：US20110133779A1
公开(公告)日：2011-06-09
申请号：US12794434
申请日：2010-06-04
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： H03K19/094 , H03K19/0175
CPC分类号： H03K3/356165
摘要： An interface of the present invention includes a first inverter circuit that inverts a logic level of an input signal given to an external input terminal and outputs the inverted logic level, a second inverter circuit that outputs a potential in which a logic level of an output signal of the first inverter circuit is inverted, that is, a potential higher or lower than a logic of an input signal applied to the first inverter circuit by the amount of a predetermined potential, and a feedback path that positive feedbacks an output signal of the second inverter circuit to the external input terminal The interface circuit of the invention positive-feedbacks a potential of the output signal of the second inverter circuit and shifts the potential of the external input terminal in a floating state to an H or L level potential.
摘要翻译：本发明的接口包括第一反相器电路，其反转给予外部输入端子的输入信号的逻辑电平并输出反相逻辑电平;第二反相器电路，输出其中输出信号的逻辑电平第一反相器电路的反相路径反转，也就是说，施加到第一反相器电路的输入信号的逻辑高于或低于预定电位的量的电位，以及正反馈第二反相器电路的输出信号的反馈路径逆变器电路到外部输入端子本发明的接口电路正反馈第二反相器电路的输出信号的电位，并将外部输入端子的电位移动到H或L电平电位。

10. 发明申请

US20100073683A1 REFLECTIVE PHOTOELECTRIC SENSOR AND OBJECT DETECTING METHOD 有权
标题翻译：反射光电传感器和对象检测方法
公开(公告)号：US20100073683A1
公开(公告)日：2010-03-25
申请号：US12509554
申请日：2009-07-27
申请人： Tatsuya Ueno
发明人： Tatsuya Ueno
IPC分类号： G01B11/14 , H01S3/10
CPC分类号： G01S17/026 , G01S7/4916 , G01S17/32
摘要： To reduce the probability of incorrect determination to detect an object reliably. A reflective photoelectric sensor is provided with: a light projecting device for emitting light; a light receiving device for receiving the optical feedback of the light that is emitted from the light projecting device; a determining portion for determining whether or not an object exists in the direction in which the light is emitted from the light projecting device, based on the optical feedback; and a reflection preventing plate of a moth-eye structure, disposed at a position that is on the optical path of the light that is emitted from the light projecting device at a position that is more distant than the location wherein the object is anticipated to appear.
摘要翻译：减少错误确定可靠性检测对象的可能性。反射式光电传感器具有：发光装置的投光装置; 光接收装置，用于接收从所述光投射装置发射的光的光反馈; 确定部分，用于基于光学反馈确定物体是否存在于从光投射装置发射光的方向上; 以及蛾眼结构的反射防止板，其设置在从所述光投射装置发射的光的光路位于比预期出现所述物体的位置更远的位置的位置。

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