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    • 4. 发明授权
    • Fast fourier transformation computing unit and a fast fourier
transformation computation device
    • 快速傅里叶变换计算单元和快速傅里叶变换计算装置
    • US5854758A
    • 1998-12-29
    • US692991
    • 1996-08-06
    • Tsukasa KosudaMotomu HayakawaNaokatsu Nosaka
    • Tsukasa KosudaMotomu HayakawaNaokatsu Nosaka
    • G06F17/14
    • G06F17/142
    • To provide FFT computing units, FFT computation devices, and pulse counters that can achieve computational precision using the smallest possible circuit size. FFT computing unit 602 comprises a data shift circuit for standardizing FFT computation target data to a specified bit width, adders/subtracters, multipliers, and data converters for standardizing the bit width to a certain bit width by truncating part of the output data of each computing unit, etc. FFT computation device comprises FFT computing unit 602, sensor 620, amplification circuit 621, gain control circuit 623, AD converter 622, first RAM 625 for sequentially storing the A/D conversion data, second RAM 626 for storing the FFT computation target data and the data being computed, coefficient ROM 101, and level determination circuit 624; and the level determination circuit determines the size of the data being transferred when the data is being transferred from RAM 1 to RAM 2, and the result is used for the data shift adjustment and gain control during FFT computation.
    • 提供FFT计算单元,FFT计算设备和可以使用尽可能小的电路大小实现计算精度的脉冲计数器。 FFT计算单元602包括用于将FFT计算目标数据标准化为指定位宽的数据移位电路,加法器/减法器,乘法器和数据转换器,用于通过截断每个计算的输出数据的一部分来将位宽度标准化为特定位宽度 单元等FFT计算装置包括FFT计算单元602,传感器620,放大电路621,增益控制电路623,AD转换器622,用于顺序存储A / D转换数据的第一RAM 625,用于存储FFT计算的第二RAM 626 目标数据和正在计算的数据,系数ROM 101和电平确定电路624; 并且电平确定电路确定当数据从RAM1传送到RAM2时传送的数据的大小,并且该结果用于FFT计算期间的数据移位调整和增益控制。
    • 5. 发明授权
    • Pulse rate counter utilizing body movement amptitude detection
    • 脉搏率计数器利用身体运动幅度检测
    • US5776070A
    • 1998-07-07
    • US602650
    • 1996-02-16
    • Kouji KitazawaMotomu HayakawaHiroshi Odagiri
    • Kouji KitazawaMotomu HayakawaHiroshi Odagiri
    • A61B5/0245A61B5/024A61B5/11A61B5/0205
    • A61B5/721A61B5/02422A61B5/02438A61B5/7257
    • A pulse rate counter that can accurately measure pulse rate regardless of whether the user is resting or exercising is disclosed. In the pulse rate counter, a pulse wave component extraction means extracts pulse wave components based on the frequency analysis results of a first calculation means and a second calculation means. During this process, an extraction method switching means determines whether the user is resting or exercising based on the amplitude level of the signal output of a body movement signal conversion means, the level (power) of the frequency spectrum of the output signal of the second calculation means, or the degree of variation in the level. If the user is determined to be resting, the extraction method switching means causes the pulse wave component extraction means to extract the pulse wave components based on the frequency analysis result of the first calculation means.
    • 公开了可以精确地测量脉搏率的脉搏计数器,而不管使用者是休息还是运动。 在脉搏率计数器中,脉波分量提取装置根据第一计算装置和第二计算装置的频率分析结果来提取脉波分量。 在此过程中,提取方法切换装置根据体动信号转换装置的信号输出的幅度水平确定用户是休息还是锻炼,第二次的输出信号的频谱的电平(功率) 计算方法或水平的变化程度。 如果确定用户休息,则提取方法切换装置使得脉波分量提取装置基于第一计算装置的频率分析结果来提取脉搏波分量。
    • 6. 发明授权
    • Measurement device, portable electronic instrument, and measurement
method
    • 测量装置,便携式电子仪器和测量方法
    • US6023662A
    • 2000-02-08
    • US849877
    • 1997-08-25
    • Motomu HayakawaChiaki Nakamura
    • Motomu HayakawaChiaki Nakamura
    • A61B5/024A61B5/0245A61B5/11G04G99/00A61B5/00
    • A61B5/11A61B5/02438A61B5/681A61B5/6826A61B5/6831
    • In a measurement device and a measurement method for determining output values by analyzing the frequency of cyclically changing detection data, such as pulse count, the output value indicating a peak in the analysis result is corrected using side lobe values that appear on both sides of said peak, and an output value having higher precision than the output value indicating the peak value is derived, such that a value closer to the original output value of the detection data can be obtained. Because the measurement device and measurement method according to the invention can improve the precision of the output value without increasing the sampling count, highly precise output values such as pulse counts can be obtained at high speeds without extending the data fetch time.
    • PCT No.PCT / JP96 / 03033 Sec。 371日期1997年8月25日第 102(e)日期1997年8月25日PCT提交1996年10月18日PCT公布。 公开号WO97 / 14971 日期1997年4月24日在通过分析脉冲计数等循环变化检测数据的频率来测定输出值的测量装置和测量方法中,使用出现的旁瓣值校正分析结果中的峰值的输出值 并且导出具有比指示峰值的输出值更高的精度的输出值,使得可以获得更接近检测数据的原始输出值的值。 由于根据本发明的测量装置和测量方法可以在不增加采样计数的情况下提高输出值的精度,而是可以在不延长数据提取时间的情况下以高速度获得高精度的输出值,例如脉冲计数。
    • 7. 发明授权
    • Wrist-worn portable device and a wrist-worn pulse wave measuring device
    • 腕式便携式装置和腕式脉搏波测量装置
    • US5766132A
    • 1998-06-16
    • US672466
    • 1996-06-26
    • Naoaki YasukawaMotomu HayakawaChiaki Nakamura
    • Naoaki YasukawaMotomu HayakawaChiaki Nakamura
    • A61B5/0245A61B5/024A61B5/02
    • A61B5/02438A61B5/02427
    • The invention provides a wrist-worn pulse wave measuring device capable of outputting data measured by the wrist-worn pulse wave measuring device to an external data processing device without using a large device body. In the pulse information processing apparatus, a connector piece of a sensor unit is mounted to a connector of a wrist-worn pulse wave measuring device when measuring the pulse. A data transmission connector piece is mounted to the connector of the pulse wave measuring device when transmitting data with a data processor. Whether the operating mode is the pulse measurement mode or the data transmission mode is determined by a signal discriminator which discriminates the signal input from the connector of the pulse wave measuring device.
    • 本发明提供一种手腕佩戴式脉搏波测量装置,其能够在不使用大的装置主体的情况下将由腕部佩戴的脉搏波测量装置测量的数据输出到外部数据处理装置。 在脉冲信息处理装置中,当测量脉冲时,将传感器单元的连接器片安装在手腕佩戴式脉搏波测量装置的连接器上。 当用数据处理器发送数据时,数据传输连接器片安装到脉搏波测量装置的连接器。 操作模式是脉冲测量模式还是数据传输模式由识别从脉波测量装置的连接器输入的信号的信号鉴别器确定。
    • 8. 发明授权
    • Pitch measurement device, electronic instrument, and pitch measurement
method
    • 间距测量装置,电子仪器和俯仰测量方法
    • US5908396A
    • 1999-06-01
    • US849872
    • 1997-08-01
    • Motomu HayakawaChiaki Nakamura
    • Motomu HayakawaChiaki Nakamura
    • G06M7/00A61B5/0245G01C22/00G04G99/00G06M3/00A61B5/103
    • G01C22/006
    • In order to be able to accurately measure pitch both during running and walking, the invention focuses on the fact that the second harmonic of the body movement can be detected at a high level during running and that the third harmonic of the body movement can be detected at a high level during walking, and is designed to be able to calculate pitch regardless of whether or not the user is running or walking, by using a high-level line spectrum appearing in the area that is at or above 100 times/minute, for example, as the reference wave, and by determining whether this reference wave is the second or third harmonic. Whether the reference wave is the second or third harmonic can be determined based on whether or not a high-level signal is present near a frequency that is 1/3 or 2/3 of the frequency of the reference wave, for example; and pitch can be calculated by determining that the reference wave is the second harmonic if no high-level signal is present in the above frequency band.
    • PCT No.PCT / JP96 / 03032 Sec。 371日期:1997年8月1日 102(e)日期1997年8月1日PCT PCT 1996年10月18日PCT公布。 公开号WO97 / 15028 PCT 日期1997年04月24日为了能够在行走和行走期间精确地测量俯仰,本发明着重于在行驶期间能够以高水平检测身体运动的二次谐波,并且, 可以在步行期间以高水平检测身体运动,并且被设计为能够通过使用出现在等于或高于该区域的高级线谱来计算俯仰,而不管用户是否在行走或行走 100次/分钟,例如作为基准波,并且通过确定该参考波是否是第二或第三谐波。 基准波是否为二次谐波或三次谐波可以基于在+ E,f 1/3 + EE或+ E的频率附近是否存在高电平信号来确定, 参考波的频率,例如; 并且如果在上述频带中没有高电平信号,则可以通过确定参考波是二次谐波来计算音高。
    • 9. 发明授权
    • Image forming method for forming images of plural colors on an image carrier at once
    • 一次在图像载体上形成多种颜色的图像的图像形成方法
    • US07952600B2
    • 2011-05-31
    • US11835282
    • 2007-08-07
    • Kunihiro KawadaYujiro NomuraMotomu HayakawaTeruyuki InukaiKen Ikuma
    • Kunihiro KawadaYujiro NomuraMotomu HayakawaTeruyuki InukaiKen Ikuma
    • B41J2/45
    • B41J2/451G03G15/04072G03G15/0435G03G15/326
    • The invention provides an image forming apparatus and an image forming method capable of smoothly and reasonably conducting image formation in case of using a lens (lenses) of which optical magnification is minus. An image forming apparatus of the invention comprises: a line head having lenses of which optical magnification is minus and a light emitter array in which a plurality of light emitting elements are aligned. The lenses are plural in an axial direction (main scanning direction) of an image carrier and a direction (sub scanning direction) perpendicular to the axial direction. A light emitter block composed of “m×n” (in number) light emitting elements is disposed relative to each lens. The “m×n” light emitting elements comprises “n” (in number) light emitting element lines arranged in the direction perpendicular to the axial direction and each light emitting element line includes “m” (in number) light emitting elements aligned in the axial direction. The image forming apparatus further comprises: a control means for actuating the respective light emitting elements to emit lights to be inversed in the axial direction and the direction perpendicular to the axial direction to form an image on the image carrier. In this manner, images of plural colors are formed on the image carrier at once.
    • 本发明提供一种在使用光学倍率为负的透镜(透镜)的情况下能够平滑且合理地进行图像形成的图像形成装置和图像形成方法。 本发明的图像形成装置包括:具有光学倍率为负的透镜的行头和多个发光元件对准的发光体阵列。 透镜在图像载体的轴向(主扫描方向)和垂直于轴向的方向(副扫描方向)上是多个的。 由“m×n”(数量)的发光元件构成的发光体块相对于各透镜配置。 “m×n”个发光元件包括在与轴向垂直的方向上排列的“n”(多个)发光元件线,并且每个发光元件线包括“m”(数量上)发光元件 轴向。 图像形成装置还包括:控制装置,用于致动各个发光元件以发射在轴向方向和与轴向方向垂直的方向反转的光,以在图像载体上形成图像。 以这种方式,立即在图像载体上形成多种颜色的图像。