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    • 1. 发明授权
    • Automobile speed control system
    • 汽车速度控制系统
    • US4553621A
    • 1985-11-19
    • US534463
    • 1983-09-21
    • Hitoshi HyodoNaoji SakakibaraShoji Kawata
    • Hitoshi HyodoNaoji SakakibaraShoji Kawata
    • B60K31/10B60K31/00
    • B60K31/105
    • An automobile speed control system has a comparator circuit for issuing a speed difference signal when there is a difference between an automobile speed signal indicative of an automobile speed and an automobile speed setting signal indicative of a desired speed setting, an actuator responsive to the speed difference signal for adjusting the opening of a throttle valve to change the speed of an automobile in order to eliminate the speed difference signal, a cancel switch for cancelling a constant-speed travel mode of the automobile, a resume switch for resuming the constant-speed travel mode which has been cancelled, a timer circuit energizable for a prescribed interval of time in response to operation of the resume switch while the automobile is running in the constant-speed travel mode, and an acceleration signal generator circuit for generating an acceleration signal in response to operation of the resume switch while the timer circuit is in operation, whereby the acceleration signal can be produced to increase the speed of the automobile when the resume switch is actuated.
    • 汽车速度控制系统具有比较器电路,用于当表示汽车速度的汽车速度信号与表示期望速度设定的汽车速度设定信号之间存在差异时发出速度差信号;响应于速度差的致动器 用于调节节流阀的开度以改变汽车的速度以消除速度差信号的信号,用于取消汽车的恒速行驶模式的取消开关,用于恢复恒速行驶的恢复开关 模式,当在汽车在恒速行驶模式下行驶时响应于恢复开关的操作而在规定的时间间隔内被激励的定时器电路以及响应于产生加速度信号的加速度信号发生器电路 在定时器电路运行时,恢复开关的操作,由此加速信号 l可以产生以在恢复开关被致动时增加汽车的速度。
    • 2. 发明授权
    • Automobile speed control system
    • 汽车速度控制系统
    • US4215760A
    • 1980-08-05
    • US888801
    • 1978-03-21
    • Naoji SakakibaraShoji Kawata
    • Naoji SakakibaraShoji Kawata
    • B60K31/10B60K31/00
    • B60K31/105B60W2710/0605
    • Automobile speed control system to maintain actual automobile speed at a desired automobile speed, in which a first electrical signal indicating actual automobile speed is compared with a second electrical signal indicating desired automobile speed in a comparator circuit to obtain an error signal indicating the difference between actual and desired automobile speeds. The error signal is supplied to throttle valve control means to shift a throttle valve into a position at which actual automobile speed equals the desired automobile speed. A superposed signal, consisting of the first electric signal and a negative feedback signal substantially indicating throttle valve position, is applied to a memory capacitor which provides the second electrical signal. Rememorization of the capacitor is controlled by a set switch through a memorization control circuit. The desired automobile speed level to be memorized on the capacitor is controlled by closure duration and closure repetition of the set switch.
    • 汽车速度控制系统以所需的汽车速度保持实际的汽车速度,其中将表示实际汽车速度的第一电信号与表示所需汽车速度的第二电信号进行比较,以获得指示实际的汽车速度差的误差信号 和期望的汽车速度。 误差信号被提供给节流阀控制装置,以将节流阀转换到实际汽车速度等于期望的汽车速度的位置。 叠加的信号由第一电信号和基本上指示节气门位置的负反馈信号组成,被提供给提供第二电信号的存储电容器。 通过存储控制电路通过设定开关来控制电容器的保存。 要存储在电容器上的期望的汽车速度水平由闭合持续时间和设定开关的闭合重复来控制。
    • 3. 发明授权
    • Automobile speed control system
    • 汽车速度控制系统
    • US4553209A
    • 1985-11-12
    • US451912
    • 1982-12-21
    • Hitoshi HyodoNaoji SakakibaraShoji Kawata
    • Hitoshi HyodoNaoji SakakibaraShoji Kawata
    • B60K31/04B60K31/10B60K31/00
    • B60K31/105B60K31/045
    • An automobile speed control system which is capable of running at a speed which is the same as the desired memorized speed and which will be maintained constant even during momentary voltage interruptions in the system, is comprised of a discharge device such as a diode which is arranged between one end of a grounded capacitor in an integrating circuit and a line which supplies a voltage higher than that of said one end of the capacitor when a voltage power source is normal. When the voltage of the voltage power source drops, the terminal voltage of the capacitor decreases slowly and the electric charge of the capacitor is discharged. When the voltage of the voltage power source rises again, the circuit operates in the same manner as the operation thereof when the power switch is closed and the memorized automobile speed is not changed from the prior memorized speed.
    • 一种汽车速度控制系统,其能够以与期望的存储速度相同的速度运行并且即使在系统中的瞬间电压中断期间也将保持恒定,其包括诸如二极管的放电装置,其布置 在电压电源正常时,在积分电路中的接地电容器的一端和提供比电容器的所述一端的电压高的电压的线路。 当电压电源的电压下降时,电容器的端子电压缓慢下降,电容器的电荷被放电。 当电压电源的电压再次上升时,电路以与操作相同的方式工作,当电源开关闭合并且存储的汽车速度不从先前存储的速度改变时。
    • 4. 发明授权
    • Automobile speed control system
    • 汽车速度控制系统
    • US4202424A
    • 1980-05-13
    • US889692
    • 1978-03-24
    • Naoji SakakibaraShoji Kawata
    • Naoji SakakibaraShoji Kawata
    • F02D41/14B60K31/06B60K31/08B60K31/10F02D29/02F02D31/00G05D13/62
    • F02D31/002
    • Automobile speed control system to maintain actual automobile speed to desired automobile speed, in which a first electrical signal indicating the actual automobile speed is compared with a second electrical signal indicating the desired automobile speed with a comparator circuit to obtain an error signal indicating speed difference between the actual and desired automobile speeds. The error signal is supplied to throttle valve control means to shift the throttle valve into a position at which the actual automobile speed equals to the desired automobile speed. The error signal, through an electrical first order lag circuit, is fed back to the comparator circuit to stabilize speed control operation of the system, whereby the prior art feedback potentiometer, in prior arts linked to the throttle valve to supply negative feedback signal to the comparator circuit is eliminated.
    • 汽车速度控制系统,用于将实际汽车速度保持在期望的汽车速度,其中将表示实际汽车速度的第一电信号与指示所需汽车速度的第二电信号与比较器电路进行比较,以获得指示速度差的误差信号 实际和期望的汽车速度。 误差信号被提供给节流阀控制装置,以将节流阀转换到实际汽车速度等于期望的汽车速度的位置。 通过电一阶滞后电路的误差信号被反馈到比较器电路以稳定系统的速度控制操作,由此现有技术的现有技术的反馈电位器连接到节流阀以将负反馈信号提供给 比较器电路被消除。
    • 5. 发明授权
    • Desired speed signal memory circuit for an automobile speed control
system
    • 用于汽车速度控制系统的期望速度信号存储电路
    • US4196787A
    • 1980-04-08
    • US896423
    • 1978-04-14
    • Naoji SakakibaraShoji Kawata
    • Naoji SakakibaraShoji Kawata
    • G05D13/62B60K31/00B60K31/06B60K31/10
    • B60K31/105
    • A desired automobile speed signal memory circuit for an automobile speed control system to maintain actual automobile speed constant at a desired speed. The memory circuit memorizes an actual automobile speed signal at the moment a desired speed set switch is closed. This memorized automobile speed signal is then used as a reference signal by the automobile speed control system to keep the actual automobile speed constant. The memory circuit has a capacitor which memorizes the desired speed signal, a first FET which forms a memorization loop with the capacitor upon the closure of the desired speed set switch, and a second FET which supplies the memorized desired speed signal on the capacitor in an impedance conversion mode as the reference signal used by the automobile speed control system to maintain constant the speed of the automobile.
    • 一种用于汽车速度控制系统的期望的汽车速度信号存储电路,用于将实际的汽车速度保持在期望的速度。 存储电路在所需速度设定开关闭合时存储实际的汽车速度信号。 然后将该记录的汽车速度信号用作汽车速度控制系统的参考信号,以保持实际的汽车速度恒定。 存储器电路具有存储期望速度信号的电容器,在所需速度设定开关闭合时与电容器形成存储回路的第一FET,以及将存储的所需速度信号提供给电容器的第二FET, 阻抗转换模式作为汽车速度控制系统使用的参考信号,保持汽车的速度恒定。
    • 6. 发明授权
    • Engine idling speed control signal generator
    • 发动机空转速度控制信号发生器
    • US4191051A
    • 1980-03-04
    • US924321
    • 1978-07-13
    • Shoji KawataNaoji Sakakibara
    • Shoji KawataNaoji Sakakibara
    • F02D41/16F02D41/08F02D45/00G01K13/00
    • F02D41/086
    • The idle speed of an engine is controlled in response to a control signal derived from the voltage across a thermistor responsive to the temperature of the engine cooling water. The thermistor voltage level varies exponentially with temperature changes. An engine idle speed control signal generator circuit includes a network of resistors, diodes and a transistor which produces an output control signal whose maximum level is limited to a value corresponding to a desired maximum idle speed, and whose minimum level is maintained above a value corresponding to the minimum desired idling speed. The circuit also adjusts the level of the output control signal to compensate for varying engine loads and faults in the circuit.
    • 响应于根据发动机冷却水的温度而从热敏电阻两端的电压得到的控制信号来控制发动机的空转速度。 随着温度变化,热敏电阻电压电平呈指数级变化。 发动机怠速控制信号发生器电路包括电阻器,二极管和晶体管的网络,其产生输出控制信号,其输出控制信号的最大电平被限制到与期望的最大怠速相对应的值,并且其最小电平保持在对应的值 达到最小所需的空转速度。 电路还调整输出控制信号的电平,以补偿发动机负载和电路中的故障。
    • 7. 发明授权
    • Actuator
    • 执行器
    • US4559864A
    • 1985-12-24
    • US594640
    • 1984-03-29
    • Naoji SakakibaraHiroyuki AmanoHiroaki MoriokaShoji Kawata
    • Naoji SakakibaraHiroyuki AmanoHiroaki MoriokaShoji Kawata
    • F15B15/10B60K31/10G05B11/00G05D16/20F15B11/08
    • B60K31/107
    • An actuator for controlling the pressure in an internal space defined by a spring-biased diaphragm and a housing by solenoid valve. The internal space is selectively communicated with a negative pressure port or an atmospheric pressure port through a first solenoid valve. The pressure in the internal space is determined by the ratio of a time period in which it is communicated with the negative pressure port to a time period in which it is communicated with the atmospheric pressure port, and the position of the diaphragm is determined accordingly. Another solenoid valve for releasing negative pressure is included for safety. To the housing fixed are a microcomputer for receiving status signals from a vehicle speed sensor, clutch ON/OFF sensor, brake ON/OFF sensor, etc. to generate a solenoid valve opening and closing signal, and a printed board incorporating an electrical driver adapted to energize the solenoid valve in response to said signal. A fluid flowing passage communicating one of the atmospheric pressure port and the negative pressure port with the internal space port is formed between the bottom wall of a housing base and the printed board. Air flowing into and out of the internal space through the fluid flowing passage serves to bring away the heat from the printed board.
    • 用于通过电磁阀控制由弹簧偏压膜片和壳体限定的内部空间中的压力的​​致动器。 内部空间通过第一电磁阀选择性地与负压端口或大气压力端口连通。 内部空间中的压力由与负压口连通的时间与其与大气压力端口连通的时间段的比例决定,并且相应地确定隔膜的位置。 包括用于释放负压的另一个电磁阀用于安全。 固定的壳体是用于接收来自车速传感器,离合器ON / OFF传感器,制动器ON / OFF传感器等的状态信号的微型计算机,以产生电磁阀开闭信号,以及包含电驱动器的印刷电路板 以响应于所述信号来激励电磁阀。 在壳体底座的底壁和印刷基板之间形成有使大气压力口和负压口中的一个与内部空间口连通的流体流路。 通过流体流动通道流入和流出内部空间的空气用于从印刷电路板上散出热量。
    • 9. 发明授权
    • Automobile speed control method and system
    • 汽车调速方法及系统
    • US4232757A
    • 1980-11-11
    • US900623
    • 1978-04-27
    • Takeshi OchiaiMasahito MutoNaoji SakakibaraShoji Kawata
    • Takeshi OchiaiMasahito MutoNaoji SakakibaraShoji Kawata
    • F02D41/14B60K31/06B60K31/08B60K31/10F02D29/02G05D13/62B60K31/00
    • B60K31/105B60W2710/0616
    • Automobile speed control to maintain actual automobile speed at a desired automobile speed, in which a superposed electrical analog signal formed by a first electrical signal indicating actual automobile speed and a feedback signal indicating fuel injection duration in an engine of an automobile is supplied to a comparator which compares it with a second electrical signal indicating desired automobile speed and memorized on a capacitor. The differential signal or error signal at the output of the comparator circuit is supplied to a servomotor which controls the position or opening of a throttle valve of the engine. The feedback signal is supplied from an injection time signal generator circuit which, in response to a fuel injection command signal from an electronic fuel injection control device associated with the engine, generates an electrical analog signal corresponding to fuel injection duration.
    • 汽车速度控制,以将汽车发动机中表示实际汽车速度的第一电气信号形成的重叠电气模拟信号和指示汽车发动机燃料喷射持续时间的反馈信号所形成的所需汽车速度保持在实际汽车速度,供给比较器 其将其与指示期望的汽车速度并存储在电容器上的第二电信号进行比较。 比较器电路的输出端的差分信号或误差信号被提供给控制发动机的节流阀的位置或打开的伺服电动机。 反馈信号从喷射时间信号发生器电路提供,其响应于来自与发动机相关联的电子燃料喷射控制装置的燃料喷射命令信号,产生对应于燃料喷射持续时间的电模拟信号。
    • 10. 发明授权
    • Assistant apparatus and method for a vehicle in reverse motion
    • 用于车辆反向运动的辅助装置和方法
    • US06476730B2
    • 2002-11-05
    • US09794322
    • 2001-02-28
    • Toshiaki KakinamiShoji Kawata
    • Toshiaki KakinamiShoji Kawata
    • B60Q148
    • B60R1/00B60Q9/005B60R2300/302B60R2300/305B60R2300/806B60R2300/8086B60T2201/10B62D15/0275B62D15/028H04N7/183
    • A parking assist apparatus which enables even an inexperienced driver to park with no difficulty or anxiety assists the parking operation by taking an image rearwardly of a vehicle during the parking operation by a camera, indicating an estimated locus of the vehicle overlapping with the rearward images on a display, indicating a first estimated locus in accordance with a steering angle of the vehicle at an initial stage of the parking operation on the display, fixing the first estimated locus at a predetermined condition to have the locus as an target locus, indicating the second estimated locus varied in accordance with the change of the steering angle during the parking operation on the display, and guiding the second estimated locus to be in accord with a fixed target locus.
    • 一种停车辅助装置,即使没有经验的驾驶员也能够在没有困难或焦虑的情况下停放,通过摄像机在驻车操作期间通过拍摄车辆后方的图像来辅助驻车操作,指示与后方图像重叠的车辆的估计轨迹 显示器,其在显示器上的停车操作的初始阶段指示根据车辆的转向角的第一估计轨迹,将第一估计轨迹固定在预定条件下,使轨迹作为目标轨迹,指示第二 估计轨迹根据在显示器上的停车操作期间的转向角的变化而变化,并且引导第二估计轨迹与固定目标轨迹相一致。