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    • 21. 发明授权
    • Vehicle accident analyzing apparatus
    • 车辆事故分析仪
    • US07162345B2
    • 2007-01-09
    • US11046710
    • 2005-02-01
    • Takanori MatsunagaMarcus HiemerJoerg Barrho
    • Takanori MatsunagaMarcus HiemerJoerg Barrho
    • G06F19/00B60R22/00
    • B60R21/0132B60R21/0156B60R2021/01327Y10T70/476
    • To provide a vehicle accident analyzing apparatus in which reconstruction quality of low speed crashes is improved. An impact parameter determination apparatus 10 is provided with a triggering unit 20 which uses input signals from in-vehicle sensors, and an area determination unit 30, and a parameter calculation unit 50. The triggering unit 20 generates a trigger signal 21 based on the input signals for triggering the area determination unit 30 and the parameter calculation unit 50. The area determination unit 30 uses the input signals to calculate the most probable impact area 31. The parameter calculation unit 50 calculates the final desired crash parameters based on the input signals and the most probable impact area 31.
    • 提供一种提高低速崩溃重建品质的车辆事故分析装置。 冲击参数确定装置10设置有使用来自车载传感器的输入信号的触发单元20,区域确定单元30和参数计算单元50。 触发单元20基于用于触发区域确定单元30和参数计算单元50的输入信号产生触发信号21。 区域确定单元30使用输入信号来计算最可能的冲击区域31。 参数计算单元50基于输入信号和最可能的冲击区域31来计算最终期望的碰撞参数。
    • 23. 发明授权
    • Vehicle control system
    • 车辆控制系统
    • US08155818B2
    • 2012-04-10
    • US12307873
    • 2007-09-27
    • Kenji NakajimaToshihide SatakeHiroshi FujiokaTakanori MatsunagaMasahiko Kurishige
    • Kenji NakajimaToshihide SatakeHiroshi FujiokaTakanori MatsunagaMasahiko Kurishige
    • G01M17/00
    • B60W40/06B60L15/20B60L2240/24B60T8/175B60T2260/04B60W10/04B60W10/10B60W2550/14F02D29/00F16H61/21Y02T10/645Y02T10/72Y02T10/7275
    • Provided is a vehicle control system which can maintain stability of the vehicle with an inexpensive configuration without bringing discomfort to a driver when control intervenes. The vehicle control system includes: road surface reaction torque detecting means 15 for detecting an actual road surface reaction torque Talign received by a tire 9 of the vehicle from a road surface; steering angle detecting means 5 for detecting a steering angle θ of a handle 2 of the vehicle; vehicle speed detecting means 10 for detecting a vehicle speed V of the vehicle; reference road surface reaction torque computing means 16 for computing a reference road surface reaction torque Tref corresponding to a linear road surface reaction torque based on the steering angle θ and the vehicle speed V; behavior state estimating means 17 for estimating a behavior state of the vehicle based on at least one of a deviation and a ratio between the actual road surface reaction torque Talign and the reference road surface reaction torque Tref; and driving force control means 18 for controlling a driving force of the vehicle according to the behavior state.
    • 提供一种车辆控制系统,其可以以便宜的构造保持车辆的稳定性,而在控制干预时不会给驾驶员带来不便。 车辆控制系统包括:路面反作用转矩检测装置15,用于检测由车辆的轮胎9从路面接收的实际路面反作用转矩Talign; 用于检测转向角度的转向角检测装置5; 的车辆的手柄2; 用于检测车辆的车速V的车速检测装置10; 参考路面反作用力矩计算装置16,用于计算与基于转向角度的线性路面反作用力矩对应的基准路面反作用转矩Tref; 和车速V; 基于实际路面反作用转矩Talign与基准路面反作用转矩Tref之间的偏差和比率中的至少一个来估计车辆的行为状态的行为状态估计装置17; 以及用于根据行为状态控制车辆的驱动力的驱动力控制装置18。
    • 24. 发明授权
    • Vehicular steering apparatus
    • 车辆转向装置
    • US08046131B2
    • 2011-10-25
    • US11591608
    • 2006-11-02
    • Hideyuki TanakaTakanori MatsunagaMasahiko KurishigeTakayuki Kifuku
    • Hideyuki TanakaTakanori MatsunagaMasahiko KurishigeTakayuki Kifuku
    • B62D5/04
    • B62D5/0466
    • Provided is a vehicular steering apparatus capable of improving a steering feeling and achieving a reduction in cost. The vehicular steering apparatus according to the present invention is equipped with an assist motor for generating an assist torque, a state quantity detector for detecting a steering shaft reaction torque and a road surface reaction torque, and a control unit for calculating a target current value of the assist motor. The control unit includes a friction compensation portion and a return compensation portion, which calculate a friction compensation torque for compensating for the assist torque and a return compensation torque for compensating for the assist torque from the steering shaft reaction torque and the road surface reaction torque respectively. The control unit compensates for an overall friction torque in a steering mechanism and a gradient of the road surface reaction torque, using the friction compensation torque and the return compensation torque.
    • 提供一种能够改善转向感并实现成本降低的车辆转向装置。 根据本发明的车辆转向装置配备有用于产生辅助转矩的辅助电动机,用于检测转向轴反作用转矩的状态量检测器和路面反作用转矩,以及用于计算目标电流值的控制单元 辅助马达。 控制单元包括摩擦补偿部分和返回补偿部分,其分别计算用于补偿辅助转矩的摩擦补偿转矩和用于分别从转向轴反作用转矩和路面反作用转矩补偿辅助转矩的返回补偿转矩 。 控制单元使用摩擦补偿扭矩和返回补偿扭矩补偿转向机构中的总体摩擦转矩和路面反作用转矩的梯度。
    • 25. 发明申请
    • VEHICLE CONTROL SYSTEM
    • 车辆控制系统
    • US20090204284A1
    • 2009-08-13
    • US12307873
    • 2007-09-27
    • Kenji NakajimaToshihide SatakeHiroshi FujiokaTakanori MatsunagaMasahiko Kurishige
    • Kenji NakajimaToshihide SatakeHiroshi FujiokaTakanori MatsunagaMasahiko Kurishige
    • B60W40/06
    • B60W40/06B60L15/20B60L2240/24B60T8/175B60T2260/04B60W10/04B60W10/10B60W2550/14F02D29/00F16H61/21Y02T10/645Y02T10/72Y02T10/7275
    • Provided is a vehicle control system which can maintain stability of the vehicle with an inexpensive configuration without bringing discomfort to a driver when control intervenes. The vehicle control system includes: road surface reaction torque detecting means 15 for detecting an actual road surface reaction torque Talign received by a tire 9 of the vehicle from a road surface; steering angle detecting means 5 for detecting a steering angle θ of a handle 2 of the vehicle; vehicle speed detecting means 10 for detecting a vehicle speed V of the vehicle; reference road surface reaction torque computing means 16 for computing a reference road surface reaction torque Tref corresponding to a linear road surface reaction torque based on the steering angle θ and the vehicle speed V; behavior state estimating means 17 for estimating a behavior state of the vehicle based on at least one of a deviation and a ratio between the actual road surface reaction torque Talign and the reference road surface reaction torque Tref; and driving force control means 18 for controlling a driving force of the vehicle according to the behavior state.
    • 提供一种车辆控制系统,其可以以便宜的构造保持车辆的稳定性,而在控制干预时不会给驾驶员带来不便。 车辆控制系统包括:路面反作用转矩检测装置15,用于检测由车辆的轮胎9从路面接收的实际路面反作用转矩Talign; 用于检测车辆的手柄2的转向角θ的转向角检测装置5; 用于检测车辆的车速V的车速检测装置10; 参考路面反作用转矩计算装置16,用于基于转向角θ和车速V计算对应于线性路面反作用转矩的基准路面反作用转矩Tref; 基于实际路面反作用转矩Talign与基准路面反作用转矩Tref之间的偏差和比率中的至少一个来估计车辆的行为状态的行为状态估计装置17; 以及用于根据行为状态控制车辆的驱动力的驱动力控制装置18。
    • 26. 发明申请
    • Vehicle accident analyzing apparatus
    • 车辆事故分析仪
    • US20060100767A1
    • 2006-05-11
    • US11052288
    • 2005-02-08
    • Takanori MatsunagaMarcus HiemerJoerg Barrho
    • Takanori MatsunagaMarcus HiemerJoerg Barrho
    • G06F19/00
    • B60T8/172B60T2250/04B60W40/072B60W40/076B60W2050/0043B60W2550/142
    • A system 10 for determining high accuracy gradient information includes linearization means 20, a sum unit 45, and state space model and observer means 50 for calculating a road gradient χRoad. The linearization means 20 includes an air resistance calculation unit 30 and a rolling resistance calculation unit 40. The means 50 includes a state space model 60 and a state space observer 70. The sum unit 45 determines a total sum wheel force ΣFLij of wheel forces FLij. The linearization means 20 calculates an air resistance force FW and a rolling resistance force FR based on a vehicle velocity vCoG using approximation equations, calculates a linearized total sum force FSum by subtracting the air resistance force FW and the rolling resistance force FR from the wheel forces FLij, and inputs the linealized total sum force FSum to the state space model and observer means 50.
    • 用于确定高精度梯度信息的系统10包括线性化装置20,总和单元45以及用于计算道路坡度chiRoad的状态空间模型和观察器装置50。 线性化装置20包括空气阻力计算单元30和滚动阻力计算单元40。 装置50包括状态空间模型60和状态空间观察器70。 求和单元45确定轮力FLij的总和轮力ΣFLij。 线性化装置20基于使用近似方程的车速vCoG计算空气阻力FW和滚动阻力FR,通过从轮力减去空气阻力FW和滚动阻力FR计算线性化总和力FSum FLij,并将线性化总和力FSum输入到状态空间模型和观察器装置50。
    • 28. 发明申请
    • Driving situation detection system
    • 驾驶情况检测系统
    • US20060095167A1
    • 2006-05-04
    • US11046726
    • 2005-02-01
    • Takanori MatsunagaMarcus Hiemer
    • Takanori MatsunagaMarcus Hiemer
    • G06F17/00
    • B60T8/172B60T2210/24B60T2230/02B60T2270/86
    • A driving situation detection system capable of detecting driving situations swiftly with high reliability is obtained. The driving situation detection system includes real curve arithmetic means reference vehicle model and observer means, a differentiator unit, a model curve radius arithmetic means, and an assessment unit. The arithmetic means generates real curve radius signals based on wheel speeds. The reference vehicle model and observer means processes input signals utilizing a linear reference model to generate a yaw rate signal and a vehicle body side slip angle signal. The unit differentiates the vehicle body side slip angle signal to generate a vehicle body side slip rate signal. The model curve radius arithmetic means generates a model curve radius signal based on the yaw rate signal and the vehicle body side slip rate signal. The assessment unit detects undesirable driving situations by comparing the real curve radius and the model curve radius.
    • 获得能够以高可靠性迅速检测驾驶状况的驾驶状态检测系统。 驾驶状况检测系统包括实际曲线运算装置参考车辆模型和观察者装置,微分单元,模型曲线半径运算装置和评估单元。 运算装置根据车轮速度产生实曲线半径信号。 参考车辆模型和观察者装置使用线性参考模型处理输入信号,以产生横摆率信号和车身侧滑角信号。 该单元区分车身侧滑角信号以产生车身侧滑差信号。 模型曲线半径运算装置基于横摆率信号和车身侧滑差信号产生模型曲线半径信号。 评估单元通过比较实际曲线半径和模型曲线半径来检测不期望的驾驶情况。