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    • 61. 发明申请
    • MOTOR DRIVE METHOD, MOTOR DRIVE DEVICE, AND BRUSHLESS MOTOR
    • 电机驱动方式,电机驱动装置和无刷马达
    • US20130328510A1
    • 2013-12-12
    • US14000237
    • 2012-03-13
    • Daisuke Sato
    • Daisuke Sato
    • H02P6/06
    • H02P6/06H02P6/15
    • A method for driving a motor including a stator wound with a coil and a rotor rotatably disposed and confronting the stator, whereby the coil is energized and driven at energizing timing of which phase is determined based on an advance angle amount to rotate the rotor. At this time, it is determined whether or not a power supply voltage supplied to the motor exceeds a predetermined voltage, and when it is determined that the power supply voltage exceeds the predetermined voltage, the advance angle amount is changed to increase a current amount flowing through the coil, for energizing and driving the coil.
    • 一种用于驱动电动机的方法,该电动机包括具有线圈的定子和可旋转地设置并面对定子的转子,由此线圈在通电转矩定时基于提前角量确定的激励定时被激励和驱动。 此时,确定供给电动机的电源电压是否超过规定电压,当判断为电源电压超过规定电压时,改变提前角量,增加电流量 通过线圈,用于激励和驱动线圈。
    • 62. 发明授权
    • Imaging apparatus, imaging method, integrated circuit, and storage medium
    • 成像设备,成像方法,集成电路和存储介质
    • US08488029B2
    • 2013-07-16
    • US13222313
    • 2011-08-31
    • Haruo YamashitaTakeshi ItoDaisuke Sato
    • Haruo YamashitaTakeshi ItoDaisuke Sato
    • H04N5/202
    • H04N5/2355H04N5/2351H04N5/2352
    • An imaging apparatus captures a large dynamic range image of a scene including a backlit person with a blue sky background in a manner that the person's face has an appropriate luminance level without saturating the background sky. An imaging unit obtains analogue image signals through exposure control that prevents a highlight from being saturated, an A/D converter converts the analogue image signals to digital image signals, and a signal processing unit linearly increases the dynamic range of the digital image signals. The image signals with the increased dynamic range are nonlinearly compressed to have a dynamic range of 100% or less through nonlinear dynamic range compression that intensively compresses a highlight portion. The imaging apparatus with this structure first increases the dynamic range of an image and efficiently compresses the increased large dynamic range of the image.
    • 成像装置以不使饱和背景天空的方式使人的脸部具有适当的亮度水平的方式捕获包括具有蓝天背景的背光人物的场景的大动态范围图像。 成像单元通过曝光控制获得模拟图像信号,防止亮点饱和​​,A / D转换器将模拟图像信号转换为数字图像信号,信号处理单元线性地增加数字图像信号的动态范围。 具有增加的动态范围的图像信号被非线性压缩以通过集中压缩高亮部分的非线性动态范围压缩而具有100%或更小的动态范围。 具有这种结构的成像装置首先增加图像的动态范围,并有效地压缩图像的增大的大动态范围。
    • 63. 发明申请
    • LEAD ANGLE VALUE SETTING METHOD, MOTOR DRIVING CONTROL CIRCUIT, AND BRUSHLESS MOTOR
    • 铅角值设定方法,电机驱动控制电路和无刷电机
    • US20130170951A1
    • 2013-07-04
    • US13821916
    • 2012-02-29
    • Daisuke Sato
    • Daisuke Sato
    • H02P6/00
    • H02P6/002H02P6/06H02P6/15H02P6/28Y10T74/1447Y10T74/1459Y10T74/1482
    • A method for setting a lead-angle value of a motor drive control circuit is disclosed. The motor drive control circuit energizes and drives the windings of a motor with an energizing timing based on a stored lead-angle value. The method includes the steps of: rotating a rotor at a given rpm (step S102), energizing and driving the windings during the rotation at the given rpm with the lead-angle value being switched (step S110); calculating an average value of current amount that energizes and drives the windings (step S114); calculating a total value of consecutive multiple average values for each lead-angle value (step S120); finding a smallest total value among the total values, and setting a lead-angle value corresponding to the smallest total value as a stored lead-angle value (step S122).
    • 公开了一种用于设定电动机驱动控制电路的前角值的方法。 马达驱动控制电路基于存储的引导角值对具有通电定时的马达的绕组进行通电和驱动。 该方法包括以下给出的转速旋转转子(步骤S102),在切换前导角值的给定转速期间,使绕组激励并驱动绕组(步骤S110)。 计算激励和驱动绕组的电流量的平均值(步骤S114); 计算每个引导角值的连续多个平均值的总值(步骤S120); 在总值之中找到最小总值,并将与最小总值相对应的前角值设置为存储的前角值(步骤S122)。
    • 64. 发明授权
    • Eye gaze tracking apparatus, imaging apparatus, eye gaze tracking method, program, and integrated circuit
    • 眼睛注视跟踪装置,成像装置,眼睛注视跟踪方法,程序和集成电路
    • US08419654B2
    • 2013-04-16
    • US12669644
    • 2009-05-20
    • Toshiyasu SugioDaisuke Sato
    • Toshiyasu SugioDaisuke Sato
    • A61B13/00A61B5/103A61B5/117A61B3/14
    • A61B3/113G06K9/00604
    • An eye gaze tracking apparatus (100) includes: an electro-oculogram measuring unit that outputs an electro-oculogram original signal; a calibration index presenting unit (103) that presents a calibration index to a user; a saccade detection unit (104) that outputs an electro-oculogram change amount that is an amount of change in an electro-oculogram before or after a saccadic movement which is measured when a gaze-path position of the user moves to the calibration index; a calibration parameter calculating unit (105) that calculates a calibration parameter based on a position of the calibration index and an electro-oculogram change amount; and a calibration unit (101) that detects the gaze-path direction of the user from the electro-oculogram original signal.
    • 眼睛注视跟踪装置(100)包括:电眼图测量单元,其输出电眼图原始信号; 向用户呈现校准索引的校准索引提示单元(103); 输出作为在使用者的注视路径位置移动到所述校准指标时测量的,在考察移动之前或之后的电眼图中的变化量的电眼图变化量的扫视检测单元(104) 校准参数计算单元,其基于所述校准指数的位置和电眼图变化量来计算校准参数; 以及校准单元(101),其从电眼图原始信号检测用户的注视路径方向。
    • 65. 发明授权
    • Failure countermeasure supporting system for mobile vehicle
    • 移动车辆失效对策支援系统
    • US08364337B2
    • 2013-01-29
    • US12310717
    • 2007-08-13
    • Susumu TakahashiKatsuhiko UdagawaMasaya HatayamaDaisuke SatoYoshinori Momiyama
    • Susumu TakahashiKatsuhiko UdagawaMasaya HatayamaDaisuke SatoYoshinori Momiyama
    • G06F7/00
    • G06Q10/06E02F9/26G06Q50/08
    • A failure countermeasure support system for efficiently determining upon countermeasures to be executed for remedying a failure of a construction machine, based upon information about the failure. There are provided: a plurality of maintenance databases 2, 3, 4, and 5; a structured information database 100 in which the maintenance information in the maintenance databases 2, 3, 4, and 5 is structured; a structured information search section 13 which searches the structured information database on the basis of failure information about a mobile vehicle, and extracts one or more structured information records; and a display control section 15 which outputs a list of the one or more extracted structured information records. The outputted list includes link information to maintenance information in the maintenance databases 2, 3, 4, and 5, corresponding to structured information records which are included in this list.
    • 一种故障对策支持系统,用于基于关于故障的信息有效地确定要执行的用于补救建筑机械故障的对策。 提供:多个维护数据库2,3,4和5; 结构化信息数据库100,其中维护数据库2,3,4和5中的维护信息被构造; 结构化信息搜索部分13,其基于关于移动车辆的故障信息来搜索结构化信息数据库,并且提取一个或多个结构化信息记录; 以及输出一个或多个提取的结构化信息记录的列表的显示控制部15。 所输出的列表包括对应于包括在该列表中的结构化信息记录的维护数据库2,3,4和5中的维护信息的链接信息。
    • 68. 发明授权
    • Image processing method, image processing device, and image processing program
    • 图像处理方法,图像处理装置和图像处理程序
    • US08170364B2
    • 2012-05-01
    • US11919949
    • 2006-04-17
    • Takeshi NakajimaTsukasa ItoHiroaki TakanoDaisuke Sato
    • Takeshi NakajimaTsukasa ItoHiroaki TakanoDaisuke Sato
    • G06K9/40G06K9/00H04N1/60
    • G06T5/40G06K9/00228G06T5/009G06T2207/10024H04N1/407H04N1/46H04N1/60
    • An image processing method includes the steps of: obtaining image data formed by signals of a plurality of pixels expressing a color image; discriminating a photographic scene of an image from the image data; determining a gradation correction method based on a result of discriminating a photographic scene; determining a first gradation correction amount based on a result of discriminating a photographic scene; detecting a face area in an image of the image data and calculating a face detection reliability; determining a second gradation correction amount based on an average luminance of the face area; determining a third gradation correction amount by weighted averaging the first gradation correction amount and the second gradation correction amount based on the face detection reliability; and applying a gradation correction process to the image data by using the third gradation correction amount and the gradation method.
    • 一种图像处理方法包括以下步骤:获得由表示彩色图像的多个像素的信号形成的图像数据; 从图像数据中区分图像的摄影场景; 基于识别摄影场景的结果确定灰度校正方法; 基于识别摄影场景的结果确定第一灰度校正量; 检测图像数据的图像中的面部区域并计算面部检测可靠性; 基于面部区域的平均亮度确定第二灰度校正量; 通过基于面部检测可靠性对第一灰度校正量和第二灰度校正量进行加权平均来确定第三灰度校正量; 以及通过使用第三灰度校正量和灰度方法对图像数据应用灰度校正处理。
    • 69. 发明授权
    • White balance adjustment device, image capture device, white balance adjustment method, storage medium, and integrated circuit
    • 白平衡调整装置,图像采集装置,白平衡调整方法,存储介质和集成电路
    • US08040391B2
    • 2011-10-18
    • US12186805
    • 2008-08-06
    • Takeshi ItoHaruo YamashitaDaisuke Sato
    • Takeshi ItoHaruo YamashitaDaisuke Sato
    • H04N9/73
    • H04N9/735
    • A natural white balance is achieved in images that are captured while emitting a flash. The white balance of an image is adjusted using a WB adjustment portion and a mixture ratio calculation portion estimating a mixture ratio of an external light component and a flashed light component that are present in an image captured with emitting a flash, from the image obtained that is captured while emitting a flash and an image signal that is obtained without emitting a flash. Further, an external light WB coefficient determination portion determines an WB coefficient for the external light, a flashed light WB coefficient setting portion sets a WB coefficient for the flashed light, and a WB processing portion continuously performs WB processing on the image captured while emitting a flash by using the mixture ratio as an interpolation ratio.
    • 在发射闪光灯时捕获的图像中实现了自然的白平衡。 使用WB调整部分和混合比计算部分来估计图像的白平衡,该混合比计算部分从获得的图像中估计出现在发出闪光的图像中存在的外部光分量和闪烁的光分量的混合比率 在发出闪光的同时被捕获,并且在不发出闪光的情况下获得图像信号。 此外,外部光WB系数确定部分确定外部光的WB系数,闪光灯WB系数设置部分设置闪光灯的WB系数,并且WB处理部分在发射所拍摄的图像上连续执行WB处理 通过使用混合比作为插值比来闪光。
    • 70. 发明授权
    • Imaging apparatus, imaging method, storage medium, and integrated circuit
    • 成像设备,成像方法,存储介质和集成电路
    • US07990465B2
    • 2011-08-02
    • US12209458
    • 2008-09-12
    • Haruo YamashitaTakeshi ItoDaisuke Sato
    • Haruo YamashitaTakeshi ItoDaisuke Sato
    • H04N5/238H04N5/20H04N5/243
    • G03B7/091G06K9/00228H04N5/23219H04N5/2351H04N5/238H04N5/243H04N2101/00
    • An imaging apparatus for capturing a moving image performs backlight correction of an image and outputs a natural image. The imaging apparatus electronically captures an image of a subject. An optical system has a light amount adjustment function. An imaging unit reads an optical image of the subject that is formed by the optical system. An A/D converter subjects an output of the imaging unit to A/D conversion. A backlight correction unit converts the tones of an image read by the A/D converter using a conversion characteristic selected differently according to a spatial position and at least increases the luminance level of a dark region of the image. An instruction unit instructs to start backlight correction. A control unit operates the backlight correction unit based on an instruction signal output from the instruction unit, and decreases an exposure light amount of the optical system by a predetermined amount.
    • 用于捕获运动图像的成像装置执行图像的背光校正并输出自然图像。 成像设备以电子方式捕获被摄体的图像。 光学系统具有光量调节功能。 成像单元读取由光学系统形成的被摄体的光学图像。 A / D转换器对成像单元的输出进行A / D转换。 背光校正单元使用根据空间位置不同地选择的转换特性来转换由A / D转换器读取的图像的色调,并且至少增加图像的暗区域的亮度水平。 指令单元指示开始背光校正。 控制单元基于从指示单元输出的指示信号来操作背光校正单元,并且将光学系统的曝光光量减少预定量。