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    • 1. 发明专利
    • DE3114908A1
    • 1982-02-11
    • DE3114908
    • 1981-04-13
    • NIPPON DENSO CONIPPON SOKEN
    • KUNO AKIRAMATSUMOTO MUNEAKINUMATA KOJIURANO SUSUMU
    • G01C21/00G01C21/34G08G1/0968G08G1/133G09B29/10
    • An apparatus for displaying the driving direction and distance coverage of a motor vehicle, wherein a unit distance coverage signal is generated each time the motor vehicle covers a unit distance, a direction signal indicating the present driving direction of the motor vehicle is generated, and the distance and the direction from a starting point to a destination point can be set and the resulting setting signals are generated. The distance coverage for each driving direction of the motor vehicle is accumulated on the basis of the unit distance coverage signals and the direction signals, and from the accumulated values the vector from the starting point to the present position is calculated. The calculated vector and the vector from the starting point to the destination point which is obtained from the setting signals are used to calculate the vector from the present position to the destination. The present driving direction of the motor vehicle is indicated on a first display section in response to the direction signal, and the direction and the distance of the vector from the present position to the destination are displayed on a second display section on the same display panel on which the first display section is provided.
    • 4. 发明专利
    • AUTOMATIC HEADLIGHT CHANGE-OVER DEVICE FOR VEHICLE
    • JPS61285149A
    • 1986-12-15
    • JP12899885
    • 1985-06-13
    • NIPPON SOKENNIPPON DENSO CO
    • NUMATA KOJIMATSUMOTO MUNEAKISAKUGI MICHIHIKO
    • B60Q1/14
    • PURPOSE:To eliminate erroneous operation due to disturbance light from street lights and to stably change over headlights in response to light from another vehicle, by separating a signal having the component of light from the street lights from detection signals, and by compensating the detection signals in accordance with the thus separated signal. CONSTITUTION:Light entering into a light receiving section 10 is focused by a lens 11, and converted into a signal proportional to the intensity of light by means of a light receiving element 12 which delivers output signals. These output signals are delivered to a low pass filter 30 and a band pass filter 40 through an amplifier 40. That is, the low pass filter 30 allows signals having frequencies less than, for example, 10 Hz to pass therethrough while the band pass filter 40 allows signals having frequencies 100 to 120 Hz alone such as, for example, light from fluorescent lamps, to pass therethrough. Further, output signals from the low pass filter and a smoothing circuit 50 are amplified by a differential amplifier 60 to obtain output signals relating light from another vehicle alone. Thereafter, a voltage comparator 70 compares a reference voltage Vr and an output signal from the differential amplifier 60, and a relay 90 changes over head lights into their low beam mode as it is required.
    • 7. 发明专利
    • VEHICLE HEAD LIGHT CHANGE-OVER DEVICE
    • JPS61285152A
    • 1986-12-15
    • JP12900185
    • 1985-06-13
    • NIPPON SOKENNIPPON DENSO CO
    • MATSUMOTO MUNEAKINUMATA AKISHIAKITA SHIGEYUKINISHIDA MINORUSAKUGI MICHIHIKO
    • B60Q1/14
    • PURPOSE:To make it possible to precisely detect a vehicle, even a bus or the like, with the use of a head light change-over device using a light sensor for detecting the approaching of a vehicle to change over the high and low beams of head lights, by making large the upward directivity angle of one of several photoelectric elements constituting a photo-sensor, which is in the vicinity of the center section of the photo-sensor. CONSTITUTION:A head light change-over device comprises a lens 10 for focusing light from the head lights of a vehicle on the opposite lane and light from the tail lights of a vehicle ahead of the instant vehicle and a light sensor 20 composed of a plurality of photo-electric elements 20a through 20g and delivering a plurality of light photoelectric signals Sn in accordance with the focused light. Further, these photoelectric signals Sn successively converted into voltages Vkn by means of an input processing circuit 30, and thereafter, is delivered through an AD converter circuit 40 into a control circuit 50 for controlling a drive circuit 60 which turns on a low beam lamp 72 or a high beam lamp 71 in each head light 70 in accordance with the output of the circuit 50. In this arrangement, the photoelectric element 20g in the photo-sensor 20 has a directivity angle which is larger than the vertical and horizontal light receiving directivity angles of the other photoelectric elements, and therefore, it is possible to detect the approaching of even a vehicle having tail lamps positioned at a high level.
    • 8. 发明专利
    • VEHICLE HEAD LIGHT CONTROL DEVICE
    • JPS61285151A
    • 1986-12-15
    • JP12900085
    • 1985-06-13
    • NIPPON SOKENNIPPON DENSO CO
    • MATSUMOTO MUNEAKINUMATA AKISHIAKITA SHIGEYUKINISHIDA MINORUSAKUGI MICHIHIKO
    • B60Q1/14
    • PURPOSE:To prevent erroneous operation of a head light control device in which a photo-sensor detects light rays from a vehicle ahead of the instant vehicle to change the change of irradiation of the head lights, by substantially changing the directivity angle range of the photo-sensor in accordance with a running condition indicating signal. CONSTITUTION:A head light change-over device comprises a lens 10 for focusing light from the head lights of a vehicle on the opposite lane and light from the tail lights of a vehicle ahead of the instant vehicle and a light sensor 20 composed of a plurality of photo-electric elements which are two-dimensionally arrayed in one plane and delivering a plurality of light photoelectric signals in accordance with the focused light. Further, these photoelectric signals are successively converted into voltages by means of an input processing circuit 30, and thereafter, is delivered through an AD converter circuit 40 into a control circuit 50 for controlling a drive circuit 60 to turn on a low beam lamp 72 or a high beam lamp 71 in each head light 70. Further, at this time a suitable row of the photoelectric elements in the photo-sensor 20 is selected in accordance with the output of an inclination sensor 90 for detecting the inclination of the vehicle and the output of a vehicle speed sensor 80, and therefore, a precise focusing of light may be always made.
    • 9. 发明专利
    • Azimuth detecting device
    • AZIMUTH检测装置
    • JPS6123912A
    • 1986-02-01
    • JP14511984
    • 1984-07-11
    • Nippon Denso Co LtdNippon Soken Inc
    • NUMATA AKISHIMATSUMOTO MUNEAKIKUNO AKIRA
    • G01C17/30G01C17/28G01C17/38
    • PURPOSE: To make a proper indication corresponding to the current state by discriminating cases wherein a satisfactory state is obtained by correction on a rotation basis and cases wherein the satisfactory state is not obtained by the correction and a moving body needs to be demagnetized, and performing annunciation corresponding to the current state.
      CONSTITUTION: Data showing the intensity of the earth magnetism by X and Y data is computed and it is decided on the basis of the data whether an earth magnetism sensor A is in a saturated state or not. A detecting means H for the necessity of demagnetization which generates a demagnetization necessity signal when it is decided that the sensor is in the saturated state and an inhibiting means I which inhibits a correction necessity signal from being generated by a correction necessity detecting means F when the detecting means H decides that demagnetization is necessary are provided. Further, a demagnetization necessity annunciating means J is provided to annunciate that the moving needs to be demagnetized with the demagnetization necessity signal from the demagnetization necessity detecting means H. Consequently, cases wherein correction is sufficient and cases wherein the satisfactory state is not obtained by the correction and the moving body needs to be demagnetized are discriminated and annuncation is performed corresponding to the current state.
      COPYRIGHT: (C)1986,JPO&Japio
    • 目的:通过区分通过基于旋转校正获得令人满意的状态的情况和通过校正不能获得令人满意的状态并且移动体需要消磁的情况来进行与当前状态相对应的适当指示,并执行 对应于当前状态的通知。 构成:计算通过X和Y数据显示地磁强度的数据,并且根据数据确定地磁传感器A是否处于饱和状态。 当确定传感器处于饱和状态时需要消磁的产生消磁必要性信号的检测装置H以及当校正必要性检测装置F产生校正必要性信号的禁止装置I时, 检测装置H决定需要去磁。 此外,提供消磁必要性指示装置J,以通知消磁需要信号从消磁必要性检测装置H中消除移动需要退磁的结果。因此,校正足够的情况和满足状态不能由 根据当前的状态来判别校正和需要去磁的移动体,并进行断开。
    • 10. 发明专利
    • Temperature indicator for vehicle
    • 车辆温度指示器
    • JPS60213832A
    • 1985-10-26
    • JP7141784
    • 1984-04-09
    • Nippon Denso Co LtdNippon Soken Inc
    • MATSUMOTO MUNEAKIAKITA SHIGEYUKIKANNO SUKEYASUKUNO AKIRA
    • B60H1/00G01K3/10G01K7/00G09F9/00
    • G01K3/10
    • PURPOSE:To inform the driver of environmental conditions more accurately, by displaying the external temperature of a vehicle, the internal temperature in the vehicle, and the data that is formed by using at least one of the temperatures. CONSTITUTION:A temperature indicator for a vehicle is provided with temperature sensors 10 and 10'. The temperature sensor 10 is provided at the outside of the vehicle and detects the external temperature. The temperature sensor 10' is provided in the cabin and detects the temperature in the cabin. The analog signals from the temperature sensors are converted into digital signals by an A/D converter 20. A microcomputer 100 stores the temperatures inside and outside the cabin and the external temperature after the specified time period from the start of the vehicle as the reference external temperature. The difference between the present external temperature and the reference external temperature is computed. A driving circuit 210 is driven and the difference is displayed on a fluorescent display tube 220. In this way, e.g., the difference between the external temperature at the starting point of the vehicle and the external temperature at a point where the vehicle is running at present is obtained. Thus the driver can be informed of the environmental conditions more accurately.
    • 目的:通过显示车辆的外部温度,车辆内部温度以及通过使用至少一个温度形成的数据,来更准确地向驾驶员通报环境条件。 构成:车辆的温度指示器配有温度传感器10和10'。 温度传感器10设置在车辆的外部并检测外部温度。 温度传感器10'设置在机舱内并检测机舱内的温度。 来自温度传感器的模拟信号通过A / D转换器20转换为数字信号。微型计算机100将车辆内部和外部的温度和外部温度从车辆开始起指定的时间段作为参考外部 温度。 计算当前外部温度与参考外部温度之间的差异。 驱动电路210被驱动,并且差异被显示在荧光显示管220上。以这种方式,例如,车辆起点处的外部温度与车辆行驶点处的外部温度之间的差异 现在获得。 因此驾驶员可以更准确地了解环境条件。