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    • 1. 发明专利
    • Water quality inspection system and fish monitoring system
    • 水质检验系统和鱼类监测系统
    • JP2014178184A
    • 2014-09-25
    • JP2013051916
    • 2013-03-14
    • Hiroshima Univ国立大学法人広島大学
    • TSUJI TOSHIOKURITA YUICHIMIYAMOTO KENTAROSOH ZU
    • G01N33/18
    • Y02A20/206
    • PROBLEM TO BE SOLVED: To achieve water quality inspection on the basis of aspiration frequency and swimming behavior of a fish.SOLUTION: A water quality inspection system (10) includes: a signal measurement water tank part (11) including, in its bottom surface, a plurality of electrodes (110)for measuring a bioelectric signal generated with respiratory movement of a fish (101); a signal processing part (12) for calculating a power spectral density of the bioelectric signal measured by each of the plurality of electrodes and estimating respiratory frequency of the fish in the signal measurement water tank part from the peak frequency of the power spectral density such that the sum in a respiratory wave frequency band becomes maximum; a behavioral analysis part (13) for estimating a swimming speed of the fish in the signal measurement water tank; and a contamination determination part (14) using the respiratory frequency and the swimming speed in a reference water quality as two variable normal populations and using a respiratory frequency and the swimming speed after start of water quality inspection as samples, calculating distances form centers of the two variable normal populations on the samples, and determining a water contamination state in the signal measurement water tank part on the basis of the distances.
    • 要解决的问题:在鱼的抽吸频率和游泳行为的基础上实现水质检验。解决方案:水质检查系统(10)包括:信号测量水箱部分(11),其底表面 ,用于测量由鱼(101)的呼吸运动产生的生物电信号的多个电极(110); 信号处理部分(12),用于计算由多个电极中的每一个测量的生物电信号的功率谱密度,并从功率谱密度的峰值频率估计信号测量水箱部分中的鱼的呼吸频率,使得 呼吸波频带中的和变为最大; 用于估计信号测量水箱中的鱼的游泳速度的行为分析部分(13); 以及使用参考水质中的呼吸频率和游泳速度作为两个可变正常人群并使用呼吸频率和水质检查开始后的游泳速度作为样本的污染确定部分(14),计算距离 样品上的两个可变正常群体,并且基于距离确定信号测量水箱部分中的水污染状态。
    • 2. 发明专利
    • Apparatus for evaluating vascular endothelial function
    • 评估血管内皮功能的装置
    • JP2013126487A
    • 2013-06-27
    • JP2011276925
    • 2011-12-19
    • Hiroshima Univ国立大学法人広島大学Nippon Koden Corp日本光電工業株式会社
    • TSUJI TOSHIOYOSHIZUMI MASAOAZUMA YUKITOKAWAMOTO MASASHIOZAWA HIDEOUGAWA SADAJITAKAYANAGI TSUNEOMORIMOTO YOKAKUBO RYOSUKE
    • A61B5/02A61B5/022
    • A61B5/02007A61B5/02108A61B5/02233A61B5/0225A61B5/7242A61B5/7278
    • PROBLEM TO BE SOLVED: To enable a highly accurate vascular endothelial function evaluation even when the change in a blood vessel viscosity is caused.SOLUTION: An apparatus for evaluating a vascular endothelial function includes: cuffs 11 and 51 that are wrapped around the predetermined part of the body of a subject; a controlling unit 20 that controls the pressurization and the depressurization of the cuffs; a cuff pressure detecting unit 31 that detects a cuff pressure from an output of a pressure sensor 54 connected to the cuffs; a pulse wave detecting unit 32 that detects a pulse wave from the output of the pressure sensor; and an analyzing unit 33 that analyzes the detected pulse wave, wherein the cuff pressure controlling unit 20 performs continuous pressure stimulation on the predetermined part of the body of a subject for a predetermined time by the cuffs, and the analyzing unit 33 evaluates the vascular endothelial function by making comparison using vessel viscoelastic indexes which are obtained from the pulse wave detected in two of zones before, during, and after the pressure stimulation, and which exclude an amplitude of the pulse wave.
    • 要解决的问题:即使当引起血管粘度的变化时,也能够进行高度精确的血管内皮功能评估。 解决方案:一种用于评估血管内皮功能的装置包括:缠绕在受试者身体的预定部分周围的袖带11和51; 控制单元20,其控制袖带的加压和减压; 袖带压检测单元31,其从连接到袖带的压力传感器54的输出检测袖带压力; 脉波检测单元32,其从压力传感器的输出检测脉波; 以及分析检测出的脉波的分析部33,袖带压力控制部20通过袖带对被检体的预定部位的规定时间进行持续的压力刺激,分析部33评价血管内皮 通过使用从在压力刺激之前,期间和之后的两个区域中检测到的脉搏波获得的血管粘弹性指数进行比较,并且不包括脉搏波的幅度来进行比较。 版权所有(C)2013,JPO&INPIT
    • 5. 发明专利
    • 印加力推定方法、印加力推定プログラム、およびコンピュータ入力デバイス
    • 应用力估计方法,应用力估计程序和计算机输入设备
    • JP2015021747A
    • 2015-02-02
    • JP2013147781
    • 2013-07-16
    • 国立大学法人広島大学Hiroshima Univ
    • KURITA YUICHITSUJI TOSHIOKIBITA AKIHITO
    • G01L1/00G01L5/00G06F3/041
    • 【課題】力センサーや大がかりな装置を用いずに、弾性体の先端の画像情報に基づいて簡便に印加力推定を行う。【解決手段】コンピュータ入力デバイス(10)は、指先(100)とセンサー面(110)との接触部分の画像を取得する画像取得部(11)と、接触部分の画像の輪郭を抽出して接触面画像を生成する画像処理部(12)と、指先がセンサー面に接触している状態で指先に印加される力が変化することによって生じるセンサー面のx方向への接触面画像の偏心を表すx偏心度を算出する偏心度算出部(13)と、Hertzの接触理論において指先のx方向への微小変位をx偏心度で表して、指先に印加されるx方向の力を算出する印加力算出部(14)とを備えている。【選択図】図1
    • 要解决的问题:在不使用力传感器或大型装置的情况下,基于弹性体的尖端上的图像信息来方便地估计施加力。解算:计算机输入装置(10)包括:图像获取部(11) ),其获取指尖(100)和传感器表面(110)之间的接触部分的图像; 图像处理部(12),其提取所述接触部的图像的轮廓,并生成接触面图像; 偏心计算部(13),其通过在指尖与传感器表面接触的状态下通过施加到指尖的力的变化来计算表示在传感器表面的x方向上的接触面图像的偏心率的偏心率; 以及应用力计算部(14),其以Hertz的接触理论表示x方向上的指尖的无穷小位移x偏心,并计算施加到指尖的x方向上的力。
    • 6. 发明专利
    • Apparatus, method, and program for evaluating human body motion
    • 用于评估人体运动的装置,方法和程序
    • JP2014113225A
    • 2014-06-26
    • JP2012267838
    • 2012-12-07
    • Hiroshima Univ国立大学法人広島大学
    • KURITA YUICHITSUJI TOSHIOSAKURADA KOHEI
    • A61B5/11A61B5/22G06F17/50
    • Y02T10/82
    • PROBLEM TO BE SOLVED: To allow a human body motion to be evaluated in terms of positioning accuracy.SOLUTION: A human body motion evaluation apparatus (10) comprises: a joint angle calculation part (11) for calculating an angular change of each joint in response to a motion trajectory of a limb of a musculoskeletal model when the limb performs a reaching movement; a joint torque calculation part (12) for calculating a torque change of each joint from an angular change of the joint over time; a muscular strength calculation part (13) for calculating a change of muscular strength of each skeletal muscle from the torque change of each joint; a muscle activity calculation part (14) for calculating a change of muscle activity of each skeletal muscle from the change of muscular strength of skeletal muscle; an end point dispersion evaluation part (15) for evaluating a dispersion of reached end points when a limb performs reaching movements with a signal dependent noise superposed on a muscle activity change of each skeletal muscle; and a reaching movement determination part (16) for determining a reaching movement to raise human positioning accuracy on the basis of the dispersion of reaching movement end points evaluated by the end point dispersion evaluation part with respect to each of varied limb reaching movements.
    • 要解决的问题:使人体运动能够根据定位精度进行评价。解决方案:人体运动评价装置(10)包括:关节角度计算部(11),用于计算每个关节的角度变化 当肢体进行到达运动时对肌肉骨骼模型的肢体的运动轨迹的响应; 关节扭矩计算部分,用于根据随着时间的关节的角度变化计算每个关节的扭矩变化; 用于根据每个关节的扭矩变化计算每个骨骼肌的肌肉力量变化的肌肉力量计算部分(13); 肌肉活动计算部(14),用于根据骨骼肌的肌肉力量的变化计算各骨骼肌的肌肉活动变化; 终点分散评价部(15),用于评价当肢体进行到与每个骨骼肌的肌肉活动变化叠加的信号相关噪声的运动时达到的终点的分散; 以及到达运动确定部分(16),用于基于由终点分散评价部分评估的相对于各个变化的肢体到达运动所达到的运动终点的偏差来确定达到运动以提高人的定位精度。
    • 7. 发明专利
    • Operational reaction force controller for vehicle
    • 车辆操作反应控制器
    • JP2008296605A
    • 2008-12-11
    • JP2007141473
    • 2007-05-29
    • Hiroshima UnivMazda Motor Corpマツダ株式会社国立大学法人広島大学
    • YAMADA NAOKITSUJI TOSHIOTANAKA YOSHIYUKIKANDA TATSUMA
    • B60K26/04B60T7/06B60W40/08B60W50/14B60W50/16B62D5/04B62D6/00B62D101/00B62D113/00B62D117/00B62D119/00B62D137/00G05G7/04
    • PROBLEM TO BE SOLVED: To provide an operational reaction force controller for a vehicle for reducing a driver's burden by obtaining reaction force of an operational mechanism of the vehicle in conforming with an individual difference of each driver.
      SOLUTION: The controller comprises a whole system mechanical characteristic setting means for setting a dynamic characteristic of a whole system of a human system dynamic characteristic of a driver and a mechanical system dynamic characteristic of the operational mechanism; an evaluation index value setting means for defining a value of a prescribed evaluation index included in the dynamic characteristic of the whole system; a human system dynamic characteristic value setting means defining a value of a human system dynamic characteristic of the driver; a mechanical system dynamic characteristic value setting means defining a value of a mechanical system dynamic characteristic of the operational mechanism in the dynamic characteristic of the whole system so as to obtain the evaluation index value defined by the evaluation index value setting means by inputting the dynamic characteristic value of the driver to the dynamic characteristic of the whole system; and an operational reaction force controlling means controlling the operational reaction force of the operational mechanism on the basis of the value of the mechanical system dynamic characteristic of the operational mechanism defined by the mechanical system dynamic characteristic value setting means.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种用于车辆的操作反作用力控制器,用于通过根据每个驾驶员的个体差异获得车辆的操作机构的反作用力来降低驾驶员的负担。 解决方案:控制器包括一个整体系统机械特征设定装置,用于设定驾驶员的人类系统动态特征的整个系统的动态特性和操作机构的机械系统的动态特性; 评估指标值设定装置,用于定义包括在整个系统的动态特性中的规定评价指标的值; 人体系统动态特性值设定装置,其界定所述驾驶员的人体系统动态特性的值; 机械系统动态特性值设定装置,其在整个系统的动态特性中定义操作机构的机械系统动态特性的值,以便通过输入动态特性来获得由评估指标值设定装置定义的评价指标值 驱动程序的价值为整个系统的动态特性; 以及操作反作用力控制装置,其基于由所述机械系统动力特性值设定装置所规定的所述操作机构的机械系统动力特性的值来控制所述操作机构的操作反作用力。 版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • Performance interface
    • 性能界面
    • JP2007310178A
    • 2007-11-29
    • JP2006139613
    • 2006-05-18
    • Hiroshima Univ国立大学法人広島大学
    • TSUJI TOSHIOSHIBA KENJIFUKUDA OSAMUSUGIYAMA TOSHIAKIUENO HIROMI
    • G10H1/00A61B5/0488G09B15/00
    • PROBLEM TO BE SOLVED: To provide a performance interface for a handicapped person to easily play a performance instrument such as an electronic instrument with MIDI specification and to compose music for the performance. SOLUTION: The performance interface for configuring performance data or performance control data based on a myoelectric signal and for inputting the data to the performance instrument includes; a myoelectric sensor for receiving the myoelectric signal; a differentiation means for configuring a myoelectric time differential signal based on the myoelectric signal from the myoelectric sensor; an input device for configuring the performance data or the performance control data with the myoelectric signal or/and the myoelectric time differential signal; and a recording means for storing the performance data and the performance control data configured by the input device. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为残疾人提供一个演奏界面,轻松播放诸如具有MIDI规范的电子乐器等演奏乐器,并为演奏组成音乐。

      解决方案:用于根据肌电信号配置性能数据或性能控制数据并将数据输入到性能仪表的性能界面包括: 用于接收肌电信号的肌电传感器; 用于基于来自肌电传感器的肌电信号配置肌电时间差分信号的微分装置; 用于通过肌电信号或/和肌电时间差分信号来配置性能数据或性能控制数据的输入装置; 以及记录装置,用于存储由输入装置配置的演奏数据和演奏控制数据。 版权所有(C)2008,JPO&INPIT

    • 10. 发明专利
    • Electrical wheelchair system
    • 电动轮椅系统
    • JP2007143886A
    • 2007-06-14
    • JP2005342748
    • 2005-11-28
    • Hiroshima Univ国立大学法人広島大学
    • TSUJI TOSHIOSHIBA KENJIEGUCHI RYOTA
    • A61G5/04G06F3/033G06F3/041
    • PROBLEM TO BE SOLVED: To reduce a danger in occurrence of a problem such as malfunction, trouble of an input signal in an electrical wheelchair.
      SOLUTION: The electrical wheelchair 10, which controls operation of its own machine based on the input signal from outside, is provided with a drive part 8 for driving electrically and a control part 5 for controlling the operation of the drive part 8. The control part 5 is provided with a restriction condition judging part 5a for judging whether it falls into a restriction condition showing a state where the operation of the drive part 8 has to be restricted, and an operation restriction part 5b for restricting the operation of the drive part 8 according to the judged result.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了减少发生诸如故障的问题,电动轮椅中的输入信号的麻烦的危险。 解决方案:电动轮椅10根据来自外部的输入信号控制自身机器的运转,设置有用于驱动的​​驱动部分8和用于控制驱动部分8的操作的控制部分5。 控制部5设置有限制条件判定部5a,用于判断是否成为表示驱动部8的动作必须被限制的状态的限制条件,以及限制操作限制部5b 根据判断结果驱动部件8。 版权所有(C)2007,JPO&INPIT