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    • 21. 发明授权
    • Lane line estimating apparatus
    • 车道线路估计装置
    • US08611609B2
    • 2013-12-17
    • US13228130
    • 2011-09-08
    • Hajime Oyama
    • Hajime Oyama
    • G06K9/00G06K9/48
    • G06K9/00798B60W30/12B60W2420/42
    • A fixed data memory stores data of a normal lane width between lane lines and a narrow lane width between inner guide lines of double white lines. A lane-line candidate setting section detects lane-line detection points on both sides of a driving lane using a captured image, and sets lane-line candidate points on the opposite lane lines at spaces of the widths and therebetween, using the detection points as starting points. A curve approximation processing section sets virtual lines on both sides of the driving lane from a curve approximation equation obtained using the detection and candidate points. A lane-line position setting section obtains dispersions of the candidate points to the left and right virtual lines, and estimates the type of at least one of the left and right virtual lines.
    • 固定数据存储器存储车道线之间的正常车道宽度的数据和双白线的内引导线之间的窄车道宽度。 车道线路候补设定部使用拍摄图像来检测驾驶车道两侧的车道线检测点,并且使用检测点将检测点设为在宽度的空间处的相对车道线上的车道线候补点 起点 曲线近似处理部分根据使用检测点和候选点获得的曲线近似方程来设置驾驶车道两侧的虚拟线。 车道线位置设定部获取候选点到左右虚拟线的分散,并且估计左右虚拟线中的至少一个的类型。
    • 24. 发明授权
    • Lane keeping assistance equipment for automotive vehicles
    • 车辆保养辅助设备
    • US07890231B2
    • 2011-02-15
    • US11693050
    • 2007-03-29
    • Toru SaitoShinya KudoHajime Oyama
    • Toru SaitoShinya KudoHajime Oyama
    • B62D6/00
    • B62D15/025B62D1/28B62D1/286
    • A lane keeping assistance equipment loaded on an automotive vehicle having a response motion unit for controlling a steering of the vehicle traveling on a traffic lane between lane markings, having a lane marking detecting device for detecting a lane marking location; a sideways distance detecting device for detecting a sideways distance between the lane marking location and the vehicle; and a control device for controlling lane keeping by setting a travel target point and signaling the response motion unit for the vehicle to travel on that point, wherein, corresponding to changes in the distance amount between the lane marking location and the vehicle during a driver's continuing intervening steering act and a prescribed time afterwards, the control device updates the distance amount between the travel target point and the lane marking location after that prescribed time elapses.
    • 一种装载在机动车辆上的车道保养辅助设备,具有用于控制在道路标记之间的行车道上行驶的车辆的转向的响应运动单元,具有用于检测车道标记位置的车道标记检测装置; 用于检测车道标记位置与车辆之间的侧向距离的侧向距离检测装置; 以及控制装置,用于通过设置行驶目标点来控制车道保持,并且在该点上发信号通知车辆行驶的响应运动单元,其中,对应于驾驶员持续期间车道标记位置与车辆之间的距离量的变化 中间转向动作和规定时间之后,控制装置在规定时间过去之后更新行驶目标点与车道标记位置之间的距离量。
    • 25. 发明授权
    • Image forming apparatus
    • 图像形成装置
    • US07546074B2
    • 2009-06-09
    • US11687360
    • 2007-03-16
    • Hajime OyamaKatsuhiro EchigoTakahiro Tamiya
    • Hajime OyamaKatsuhiro EchigoTakahiro Tamiya
    • G03G15/01
    • G03G15/1635G03G15/1605G03G15/161G03G2215/0129G03G2215/1623G03G2221/1642
    • An image forming apparatus includes at least one image forming unit, a primary transfer belt, and a secondary transferer. The image forming unit includes an image carrier and a primary transfer bias applicator. The secondary transferer includes a secondary transfer nip, a secondary transfer bias applicator, and a facing member facing the second transfer bias applicator. The secondary transfer bias applicator forms a secondary transfer electric field. The image forming apparatus further includes a bias applicator, a contact start site, and an electrode. The bias applicator applies a bias voltage having a same polarity as the normal charge polarity of the toner to the primary transfer belt, downstream of the primary transfer bias applicator. The recording medium starts to contact the toner image at the contact start site, located upstream of the secondary transfer nip, where the electrode forms an electric field.
    • 图像形成装置包括至少一个图像形成单元,一次转印带和次要转印件。 图像形成单元包括图像载体和一次转印偏压施加器。 次级转移器包括二次转印压区,二次转印偏压施加器和面向第二转印偏压施加器的面对构件。 二次转印偏压施加器形成二次转印电场。 图像形成装置还包括偏置施加器,接触起始部位和电极。 偏置施加器将与调色剂的正常电荷极性相同的极性的偏置电压施加到一次转印偏压施加器的下游的一次转印带。 记录介质开始接触位于二次转印辊隙的上游的接触起始位置处的调色剂图像,其中电极形成电场。
    • 26. 发明授权
    • Developing device, and image forming apparatus and process cartridge using the developing device
    • 显影装置,以及使用显影装置的图像形成装置和处理盒
    • US07480475B2
    • 2009-01-20
    • US11363052
    • 2006-02-28
    • Yasuo MiyoshiHajime OyamaKatsuhiro AokiHiroshi IkeguchiDaichi Yamaguchi
    • Yasuo MiyoshiHajime OyamaKatsuhiro AokiHiroshi IkeguchiDaichi Yamaguchi
    • G03G15/08
    • G03G15/0808G03G15/0812G03G2215/0634
    • A developing device including a rotating developing roller bearing toner thereon, capable of developing an electrostatic latent image with the toner; a toner layer forming member configured to form a toner layer on the developing roller, and charge the toner of the toner layer at a nip between the developing roller and the toner layer forming member; and a toner supplying device configured to supply fresh toner to the developing device, wherein a charge quantity (q) of the toner on the developing roller varies according to the following equation q(t)=A·{1−exp(−t/tg)} wherein t represents a nip passing time of the toner on the developing roller, tg represents a time constant of charging the toner, and A represents a constant, and wherein the time constant tg is smaller than a rotation time of the developing roller per rotation;and an image forming apparatus and a process cartridge using the developing device.
    • 一种显影装置,包括在其上承载调色剂的旋转显影辊,能够利用调色剂显影静电潜像; 调色剂层形成部件,被配置为在所述显影辊上形成调色剂层,并且在所述显影辊和所述调色剂层形成部件之间的辊隙处对所述调色剂层的调色剂充电; 以及调色剂供应装置,其被配置为向显影装置供应新鲜的调色剂,其中显影辊上的调色剂的电荷量(q)根据以下等式q(t)= A。{1-exp(-t / tg)}其中t表示调色剂在显影辊上的辊隙通过时间,tg表示对调色剂充电的时间常数,A表示常数,并且其中时间常数tg小于显影辊的旋转时间 每轮 以及使用该显影装置的图像形成装置和处理盒。
    • 30. 发明授权
    • Developing device and process cartridge for an image forming apparatus
    • 用于图像形成装置的显影装置和处理盒
    • US07171145B2
    • 2007-01-30
    • US11349244
    • 2006-02-08
    • Nobutaka TakeuchiHajime OyamaHiromitsu TakagakiTakayuki Koike
    • Nobutaka TakeuchiHajime OyamaHiromitsu TakagakiTakayuki Koike
    • G03G15/09
    • G03G15/09G03G2215/0634
    • A method of developing a latent image formed on an image carrier with toner, including causing a developer carrier, which faces the image carrier and accommodates a magnet therein, to support a developer having a toner and a magnetic carrier supporting the toner and convey the developer to a developing zone between the developer carrier and the image carrier, and providing an apparent coating ratio M of a surface of the developer carrier coated with the developer. The coating ration M is, in a zone upstream of the developing zone in a direction of rotation of the developer carrier, expressed as M=αA2+β (%), where α denotes a coefficient of the coating ratio, A2 denotes an amount of developer for a unit area, β denotes a value determined by a powder characteristic of the developer for an apparent coating ratio calculated with A2=0, and the coating ratio M is between 90% and 120%.
    • 一种利用调色剂在图像载体上形成潜像的方法,包括使面向图像载体的显影剂载体和容纳磁体的显影剂载体支撑着具有调色剂的显影剂和支撑调色剂的磁性载体并传送显影剂 到显影剂载体和图像载体之间的显影区域,并且提供涂覆有显影剂的显影剂载体的表面的表观涂布比M. 涂层比例M在显影剂载体的旋转方向的显影区上游区域中表示为M =αA2+β(%),其中α表示涂布比的系数,A2表示 显影剂为单位面积,β表示由A2 = 0计算出的表观涂布率的显影剂的粉末特性确定的值,涂布比M在90%至120%之间。