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1. 发明专利

JP2013241029A Control device for vehicular lamp and vehicular lamp system 有权
标题翻译：用于车灯和车灯系统的控制装置
公开(公告)号：JP2013241029A
公开(公告)日：2013-12-05
申请号：JP2012113783
申请日：2012-05-17
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , YAMAZAKI MASATSUGU , GOTO KAZUO , TODA ATSUSHI
IPC分类号： B60Q1/115
CPC分类号： B60Q1/10 , B60Q2300/112 , B60Q2300/132
摘要： PROBLEM TO BE SOLVED: To provide a technology for increasing the precision of the automatic leveling control of a vehicular lamp.SOLUTION: A control device for a vehicular lamp includes a reception section 102 that receives an output value of an inclination sensor 110 of a vehicle 300, and a control section 104 that controls an optical axis of the vehicular lamp using an inclination angle of the vehicle 300 obtained from an output value. The control section 104 is configured to execute a second optical axis control mode different from a first optical axis control mode executed by ordinary optical axis control when the inclination angle obtained from the output value or an optical axial angle corresponding to the inclination angle is out of a predetermined range, or when a difference between the inclination angle obtained from the output value and the inclination angle used in the last optical axis control or a difference between an optical axis position corresponding to the inclination angle obtained from the output value and a present optical axis position exceeds a predetermined threshold.
摘要翻译：要解决的问题：提供一种用于提高车辆灯的自动调平控制的精度的技术。解决方案：一种用于车灯的控制装置，包括接收部分102，其接收车辆的倾斜传感器110的输出值 300，以及控制部104，其使用从输出值获得的车辆300的倾斜角度来控制车灯的光轴。控制部104被配置为执行与通过普通光轴控制执行的第一光轴控制模式不同的第二光轴控制模式，当从输出值获得的倾斜角度或与倾斜角度对应的光轴角度偏离或者当从输出值获得的倾斜角度与在最后的光轴控制中使用的倾斜角度之间的差或与从输出值获得的与倾斜角度相对应的光轴位置之间的差异与当前光学器件轴位置超过预定阈值。

2. 发明专利

JP2012106719A Vehicle lamp controller, vehicle lamp system, and vehicle lamp control method 有权
标题翻译：车灯控制器，车灯系统和车灯控制方法
公开(公告)号：JP2012106719A
公开(公告)日：2012-06-07
申请号：JP2011153592
申请日：2011-07-12
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , YAMAZAKI MASATSUGU , TODA ATSUSHI
IPC分类号： B60Q1/115
CPC分类号： B60Q1/10 , B60Q2300/112 , B60Q2300/114 , B60Q2300/116 , B60Q2300/132 , B60Q2300/324 , B60W40/076 , B60W40/11 , B60W2520/105
摘要： PROBLEM TO BE SOLVED: To provide a novel technique for extracting information on an inclination angle of a vehicle to a road on the basis of a detected value by an acceleration sensor, in auto-leveling control of a vehicle lamp using the acceleration sensor.SOLUTION: The vehicle lamp controller includes: a receiver for receiving an acceleration which is detected by the acceleration sensor and derives a vehicle longitudinal direction acceleration and a vehicle vertical direction acceleration; a control unit for generating a control signal for instructing an adjustment of an optical axis of the vehicle lamp, based on a variation in a ratio between a temporal change amount of the vehicle longitudinal direction acceleration and a temporal change amount of the vehicle vertical direction acceleration, during at least one of an acceleration and a deceleration of the vehicle; and a transmitter for transmitting the control signal to an optical axis adjusting part of the vehicle lamp.
摘要翻译：要解决的问题：为了提供一种基于加速度传感器的检测值来提取关于车辆对道路的倾斜角度的信息的新技术，在使用加速度的车辆灯的自动调平控制中传感器。车辆灯控制器包括：接收器，用于接收由加速度传感器检测到的加速度，并导出车辆纵向加速度和车辆垂直方向加速度; 控制单元，用于基于车辆纵向加速度的时间变化量与车辆垂直方向加速度的时间变化量之间的比率的变化来生成用于指示车辆灯的光轴的调整的控制信号在车辆的加速和减速中的至少一个中，以及用于将控制信号发送到车辆灯的光轴调节部的发送器。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2011172321A Step-up/down dc-dc converter and vehicular lighting fixture 有权
标题翻译：升压/降压DC-DC转换器和车辆照明灯具
公开(公告)号：JP2011172321A
公开(公告)日：2011-09-01
申请号：JP2010031627
申请日：2010-02-16
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , ITO MASAYASU
IPC分类号： H02M3/155 , B60Q1/00 , H01L33/00
CPC分类号： H02M3/1582
摘要： PROBLEM TO BE SOLVED: To exert control to keep an output voltage constant to a ripple in an input voltage. SOLUTION: A step-up/down DC-DC converter 1 includes a step-down part 2, a step-up part 3, and a control unit 4, which controls a step-down switch SW1 and a step-up switch SW2 to go ON or OFF. The control unit 4 is equipped with an error part 5 comprising a comparator 11 which compares the output value of the step-down part 2 or the step-up part 3 with a target value and outputs comparison results, and an arithmetic circuit 12 which outputs a voltage value obtained by subtracting a difference between the comparison results and a first voltage value from the first voltage value as an operated output voltage, a saw wave generator 6, and a drive pulse generator 7 which generates drive pulses for switching ON or OFF the step-down switch SW1 and the step-up switch SW2 according to the result of comparison of the operated output voltage with the saw waves. The drive pulse generator 7 controls the step-down switch SW1 and the step-up switch SW2 to go ON or OFF for selective switching in case that the voltage value of the operated output voltage is between the first voltage value and the second voltage value. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：施加控制以保持输入电压恒定到输入电压中的纹波。解决方案：升压/降压DC-DC转换器1包括降压部分2，升压部分3和控制单元4，其控制降压开关SW1和升压开关SW2打开或关闭。控制单元4配备有误差部分5，该误差部分5包括比较器11，比较器11将降压部分2或升压部分3的输出值与目标值进行比较并输出比较结果;以及运算电路12，其输出通过从第一电压值中减去比较结果和第一电压值之间的差作为操作输出电压获得的电压值，锯齿波发生器6和驱动脉冲发生器7，其产生用于接通或断开的驱动脉冲降压开关SW1和升压开关SW2，根据操作的输出电压与锯波的比较结果。在操作的输出电压的电压值在第一电压值和第二电压值之间的情况下，驱动脉冲发生器7控制降压开关SW1和升压开关SW2导通或关断以进行选择性切换。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2014101109A Control device of vehicle lamp 有权
标题翻译：车灯控制装置
公开(公告)号：JP2014101109A
公开(公告)日：2014-06-05
申请号：JP2013218686
申请日：2013-10-21
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , YAMAZAKI SHINJI , GOTO KAZUO , TODA ATSUSHI
IPC分类号： B60Q1/115
CPC分类号： B60Q1/115 , B60Q2300/114 , B60Q2300/132
摘要： PROBLEM TO BE SOLVED: To provide a technology of improving performance of auto-leveling control of a vehicle lamp.SOLUTION: A control device of a vehicle lamp includes a receiving part 102 for receiving a detection value of an acceleration sensor 110, and a control part 104 which plots the detection value of the acceleration sensor 110, derives a straight line, and indicates optical axis adjustment of the vehicle lamp by using an inclination of the straight line. A posture angle of a vehicle can be estimated from the inclination of the straight line. When the detection value of the vehicle 300 in a predetermined traveling state which deteriorates estimation precision of the posture angle of the vehicle from the inclination of the straight line is included in a detection value which is used to derive the straight line, the control part 104 excludes the detection value and derives the straight line to adjust an optical axis, avoids an output of an optical axis adjustment signal, or outputs a maintenance signal for indicating maintenance of the optical axis position.
摘要翻译：要解决的问题：提供一种提高车辆灯的自动调平控制性能的技术。解决方案：车灯的控制装置包括用于接收加速度传感器110的检测值的接收部102和控制绘制加速度传感器110的检测值的部分104导出直线，并且通过使用直线的倾斜来指示车辆灯的光轴调节。可以从直线的倾斜度估计车辆的姿势角。当将用于使直线倾斜的车辆的姿势角的估计精度降低的预定行驶状态下的车辆300的检测值包含在用于导出直线的检测值中时，控制部104 排除检测值并导出直线来调整光轴，避免光轴调整信号的输出，或输出用于指示光轴位置的维护的维护信号。

5. 发明专利

JP2014100979A Control device of vehicle lamp and vehicle lamp system 有权
标题翻译：车灯和车灯系统的控制装置
公开(公告)号：JP2014100979A
公开(公告)日：2014-06-05
申请号：JP2012253388
申请日：2012-11-19
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , YAMAZAKI SHINJI , GOTO KAZUO , TODA ATSUSHI
IPC分类号： B60Q1/115
摘要： PROBLEM TO BE SOLVED: To provide a technology of alleviating shortening of a life of a leveling actuator of a vehicle lamp.SOLUTION: A control device of a vehicle lamp includes: a receiving part 102 which receives a detection value of an acceleration sensor 110 which can derive an inclination angle of a vehicle 300 to a horizontal surface; a control part 104 which outputs an adjustment signal for indicating adjustment of an optical axis position of the vehicle lamp to a change of the inclination angle when a vehicle stops, outputs a maintenance signal which avoids an output of the adjustment signal or instructs maintenance of the optical axis position to the change of the inclination angle when the vehicle travels, and generates the adjustment signal for correcting the optical axis position by using a ratio between a change amount of acceleration in a longitudinal direction of the vehicle and a change amount of acceleration in a vehicle vertical direction on at least either of acceleration or deceleration of the vehicle 300 during traveling; and a correction restricting part 112 which restricts an increase in the number of times of corrections.
摘要翻译：要解决的问题：提供减轻车辆灯的调平致动器的寿命缩短的技术。解决方案：车灯的控制装置包括：接收部分102，其接收加速度传感器110的检测值，该加速度传感器110的检测值可以导出车辆300相对于水平面的倾斜角度; 输出用于指示车辆灯的光轴位置的调整与车辆停止时的倾斜角的变化的调整信号的控制部104，输出避免调节信号的输出的维护信号或者指示维护光轴位置相对于车辆行驶时的倾斜角度的变化，并且通过使用车辆的纵向方向上的加速度的变化量与加速度的变化量之间的比率来生成用于校正光轴位置的调整信号车辆300在行驶过程中的加速度或减速度中的至少一个中的车辆垂直方向; 以及校正限制部112，其限制校正次数的增加。

6. 发明专利

JP2008171640A Discharge lamp lighting circuit 审中-公开
标题翻译：放电灯照明电路
公开(公告)号：JP2008171640A
公开(公告)日：2008-07-24
申请号：JP2007002624
申请日：2007-01-10
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： ICHIKAWA TOMOYUKI , MATSUI KOTARO , KASABA YUSUKE
IPC分类号： H05B41/24 , H02M7/00
CPC分类号： H05B41/2887 , Y02B20/202
摘要： PROBLEM TO BE SOLVED: To substantially improve lighting stability of a discharge lamp from lighting start-up through normal lighting. SOLUTION: The discharge lamp lighting circuit 1 is provided with a half-bridge inverter 5 converting an output of a direct-current power source B into an alternating-current power, a power supply part 2 equipped with a bridge driver 6 for driving the half-bridge inverter 5, and a control part 3 generating control signals S 1 for controlling driving frequencies F of the bridge driver 6. The control part 3 is provided with a random number generating circuit 21 generating random number signals, and changes the driving frequencies F by a variation volume in accordance with the random number signals at a time interval of N/F (N is an integer of 1 or more). COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过正常照明，大幅度地提高放电灯的点亮启动的照明稳定性。解决方案：放电灯点亮电路1设置有将直流电源B的输出转换为交流电力的半桥逆变器5，配备有桥式驱动器6的电源部2，用于驱动半桥逆变器5，以及控制部分3，产生用于控制电桥驱动器6的驱动频率F的控制信号S 1 。控制部分3设有随机数产生电路21，产生随机数信号，并且以N / F（N为1以上的整数）的时间间隔根据随机数信号改变驱动频率F的变化量。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2007182158A Lighting control device of lighting fixture for vehicle 审中-公开
标题翻译：照明灯具照明控制装置
公开(公告)号：JP2007182158A
公开(公告)日：2007-07-19
申请号：JP2006002103
申请日：2006-01-10
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , NANBA TAKANORI
IPC分类号： B60Q11/00 , H01L33/00
摘要： PROBLEM TO BE SOLVED: To execute processing related to abnormality in a plurality of semiconductor light sources with a microcomputer having the minimum number of external interrupt terminals. SOLUTION: In a process of transferring a switching signal from the microcomputer 46 to switches SW1-SW4 through stopping circuits 28-34 and of discharging electromagnetic energy accumulated in switching regulators 12-18 to output blocks 22-26 so as to control lighting of LED 48-LED 54, for example, when the LED 48 is formed with a short-circuit and an abnormality detecting signal is input from a short-circuit detecting circuit 36 to the external interrupt terminal 110 through a transfer circuit 44, the microcomputer 46 determines as an external interrupt processing and outputs a stopping signal to the stopping circuit 28. Transference of the switching signal to the switch SW1 is thereby hindered, and operation of the switching regulator 12 and supply of the light emitting energy to the LED 48 are instantaneously stopped. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：使用具有最小数量的外部中断端子的微计算机执行与多个半导体光源中的异常有关的处理。解决方案：在将微型计算机46的开关信号转换为开关SW1-SW4至停止电路28-34，并将蓄积在开关调节器12-18中的电磁能量放电到输出块22-26的过程中，以便控制 LED 48-LED54的点亮例如当LED 48形成短路而异常检测信号通过传输电路44从短路检测电路36输入到外部中断端110时，微型计算机46确定为外部中断处理，并将停止信号输出到停止电路28.因此阻碍了开关SW1的切换信号的转移，并且开关调节器12的操作和向LED 48提供发光能量瞬间停止。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2014108639A Control unit of vehicular lamp fitting and vehicular lamp fitting system 有权
标题翻译：车灯配件和车灯配件系统控制单元
公开(公告)号：JP2014108639A
公开(公告)日：2014-06-12
申请号：JP2012262339
申请日：2012-11-30
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , YAMAZAKI SHINJI , GOTO KAZUO , TODA ATSUSHI
IPC分类号： B60Q1/115
CPC分类号： B60Q1/10 , B60Q1/085 , B60Q2200/38 , B60Q2300/114 , B60Q2300/116 , B60Q2300/122 , B60Q2300/132 , B60Q2300/324
摘要： PROBLEM TO BE SOLVED: To provide a technology for upgrading precision in automatic leveling control of a vehicular lamp fitting.SOLUTION: A control unit of a vehicular lamp fitting includes a receiving block 102 that receives a detection value of an acceleration sensor 110, a reference information preservation block that preserves reference information representing a positional relationship among a shaft on the side of the acceleration sensor 110, a shaft on the side of a vehicle 300, and a road surface on which the vehicle 300 is located, a corrective ratio production block 114 that calculates a ratio of a change in an acceleration in a vehicle fore-and-aft direction of the vehicle 300, which is traveling, to a change in an acceleration in a vehicle vertical direction after completion of initialization processing, and uses the calculated ratio to deduce a corrective ratio for use in correcting the positional relationship of at least one of the shaft on the side of the acceleration sensor and the shaft on the side of the vehicle, which are specified in the reference information, to the road surface, and a control block 104 that uses the ratio, which is obtained based on the detection value of the acceleration sensor 110 during traveling of the vehicle, the reference information, and the corrective ratio to output an adjustment signal, which instructs adjustment of the optical axis of the vehicular lamp fitting after the corrective ratio is deduced.
摘要翻译：要解决的问题：提供一种用于提高车辆灯具的自动调平控制精度的技术。解决方案：车灯配件的控制单元包括：接收块102，其接收加速度传感器110的检测值，参考保存表示加速度传感器110侧的轴，车辆300侧的轴与车辆300所在的路面之间的位置关系的参考信息的信息保存块，校正比率生成块 114，其计算正在行驶的车辆300的车辆前后方向上的加速度的变化与初始化处理完成后的车辆纵向的加速度的变化的比率，并且使用所计算出的比率来推断用于校正加速度sen侧的至少一个轴的位置关系的校正比以及参考信息中指定的车辆侧的轴到路面，以及控制块104，其使用基于加速度传感器110的行驶期间的检测值而获得的比率车辆，参考信息和校正比，以输出调整信号，该调整信号在校正比率被推导之后指示车灯配件的光轴的调整。

9. 发明专利

JP2014104787A Control unit of vehicular lamp fitting and vehicular lamp fitting system 有权
标题翻译：车灯配件和车灯配件系统控制单元
公开(公告)号：JP2014104787A
公开(公告)日：2014-06-09
申请号：JP2012257130
申请日：2012-11-26
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： KASABA YUSUKE , YAMAZAKI SHINJI , GOTO KAZUO
IPC分类号： B60Q1/115
摘要： PROBLEM TO BE SOLVED: To provide a technology for upgrading precision in automatic leveling control of a vehicular lamp fitting.SOLUTION: A control unit of a vehicular lamp fitting in accordance with a certain embodiment includes a receiving block 102 that receives a detection value of an inclination sensor 110 capable of deducing a total angle including a road angle and vehicle posture angle, a control block 104 that preserves a reference value of the road angle and a reference value of the vehicle posture angle, uses the vehicle posture angle, which is obtained based on the detection value and the reference value of the road angle according to a change in the detection value occurring during stopping of the vehicle, to output an adjustment signal for the optical axis of the vehicular lamp fitting, preserves the obtained vehicle posture angle as a new reference value, controls the vehicular lamp fitting so as to sustain the optical-axis position irrespective of a change in the detection value occurring during traveling of the vehicle, and preserves the road angle, which is obtained based on the detection value and the reference value of the vehicle posture angle, as a new reference value, and a reference value calculation restriction block 112 that instructs control under which a change in the detection value occurring during stopping of the vehicle within a predetermined period beginning with termination of initialization processing is not reflected on at least one of the reference value of the vehicle posture angle and the reference value of the road angle.
摘要翻译：要解决的问题：提供一种用于提高车辆灯具的自动调平控制精度的技术。解决方案：根据某个实施例的车灯配件的控制单元包括：接收块102，其接收倾斜传感器110，其能够推导包括道路角度和车辆姿态角度的总角度，保持道路角度的基准值的控制块104和车辆姿态角度的基准值，使用得到的车辆姿态角度根据车辆停止时发生的检测值的变化，基于检测值和道路角度的基准值，输出车辆灯具的光轴的调整信号，将获得的车辆姿势角保持为新的参考值控制车灯配件以便维持光轴位置，而与检测的变化无关并且将基于车辆姿态角度的检测值和参考值获得的道路角度保持为新的参考值，以及指示控制的参考值计算限制块112 其中在从初始化处理结束开始的预定时段内在车辆停止期间发生的检测值的变化不反映在车辆姿态角度的参考值和道路角度的参考值中的至少一个上。

10. 发明专利

JP2013237417A Sensor mounting structure and vehicle lighting system 审中-公开
标题翻译：传感器安装结构和车辆照明系统
公开(公告)号：JP2013237417A
公开(公告)日：2013-11-28
申请号：JP2012113278
申请日：2012-05-17
申请人： Koito Mfg Co Ltd , 株式会社小糸製作所
发明人： YAMAZAKI MASATSUGU , KASABA YUSUKE , GOTO KAZUO , TODA ATSUSHI
IPC分类号： B60Q1/10 , B60Q1/11
摘要： PROBLEM TO BE SOLVED: To provide a technology of improving accuracy in auto-leveling control of a vehicle lighting unit.SOLUTION: A sensor mounting structure is used for mounting a tilt sensor 110 on a vehicle body. The tilt sensor 110 has a predetermined first range R1 in a detection area, and a second range R2 having higher accuracy than the first range R1. In the sensor mounting structure, the tilt sensor 110 is mounted on the body in a posture determined so that a variation range R3 to be detected is included in the second range R2.
摘要翻译：要解决的问题：提供一种提高车辆照明装置的自动调平控制精度的技术。解决方案：传感器安装结构用于将倾斜传感器110安装在车体上。倾斜传感器110在检测区域中具有预定的第一范围R1，并且具有比第一范围R1高的精度的第二范围R2。在传感器安装结构中，倾斜传感器110以所确定的姿势安装在身体上，使得要检测的变化范围R3包括在第二范围R2中。

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