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    • 5. 发明专利
    • 滞在推定装置、及び滞在推定方法
    • 居住估计设备和住宿估算方法
    • JP2015014878A
    • 2015-01-22
    • JP2013140812
    • 2013-07-04
    • 株式会社NttドコモNtt Docomo Inc
    • YAMADA WATARUNAKAGAWA TOMOHIROOTA MASARU
    • G06F17/30G01C21/26G08G1/01G08G1/13
    • Y02D10/45
    • 【課題】少ない消費電力かつ高速に滞在の開始を検知すること。【解決手段】ユーザの位置情報を取得して、位置情報の履歴を残し、位置情報の履歴に基づいて、滞在時間の閾値と移動距離の閾値とを含むパラメータを用いて滞在点を抽出する。滞在点の移動についても履歴を残し、滞在点の移動履歴に基づいて、滞在点間の移動予測モデルを作成する。刻々と変化する位置情報と、作成した移動予測モデルに含まれる滞在点、即ち、予測される滞在点との位置関係に基づいて、位置情報の取得頻度を更新する。【選択図】図7
    • 要解决的问题:以小的功耗快速检测停留的开始。解决方案:停留估计装置获取用户的位置信息,留下位置信息的历史,并且基于 位置信息,使用包括停留时间的阈值和移动距离的阈值的参数来提取停留点。 停留估计装置还关于停留点的移动留下历史,并且基于停留点的移动历史在停留点之间创建运动预测模型。 滞后估计装置基于从时刻到位置的位置信息和创建的运动预测模型中包括的停留点(即预测停留点)之间的位置关系来更新位置信息的获取频率。
    • 8. 发明专利
    • Electrophotographic photoreceptor, image formation apparatus and process cartridge
    • 电子照相机,图像形成装置和工艺盒
    • JP2013073023A
    • 2013-04-22
    • JP2011212031
    • 2011-09-28
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • IWADATE YUKONUKADA KATSUMIYAMADA WATARUDOI KOJISASAKI TOMOYA
    • G03G5/147G03G5/07
    • PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor suppressing residual potential accumulation.SOLUTION: An electrophotographic photoreceptor has a substrate and an outermost layer as follows. The outermost layer on the substrate includes a polymer of a chain polymerizable monomer, which has a charge transporting structure and a chain polymerizable functional group and has equivalent amount of C=O bonds by molar ratio relative to the chain polymerizable functional group, and a thiol compound, which has a thiol group and equivalent amount of C=O bonds by molar ratio relative to the thiol group. The outermost layer has a sulfur element content of 5 mass% or more and 10 mass% or less as measured by glow discharge-optical emission spectroscopy, and has value A of 0.05 or less represented by a formula (1) (A=S1/S2), the value A obtained by Fourier transform infrared spectroscopy total reflection method under conditions that an internal reflection element is Ge and an incidence angle is 45 degrees. In the formula (1), S1 represents a peak area of a peak (2500 cmor more and 2600 cmor less) on the basis of a SH bond, and S2 represents a peak area of a peak (1640 cmor more and 1750 cmor less) on the basis of a C=O bond.
    • 要解决的问题:提供抑制残留电位累积的电子照相感光体。 解决方案:电子照相感光体如下具有基底和最外层。 基板上的最外层包含具有电荷输送结构和链可聚合官能团的可聚合单体的聚合物,并且相对于链可聚合官能团的摩尔比具有等量的C = O键,硫醇 化合物,其相对于硫醇基的摩尔比具有硫醇基和当量的C = O键。 通过辉光放电 - 光发射光谱测定,最外层的硫元素含量为5质量%以上且10质量%以下,并且由式(1)表示的值A为0.05以下(A = S1 / S2),在内反射元件为Ge且入射角为45度的条件下通过傅里叶变换红外光谱全反射法获得的值A。 在公式(1)中,S1表示峰值的峰面积(2500cm -1 或更高和2600cm -1 以下),S2表示峰的峰面积(1640cm×16cm以上和1750cm×SP POS =“POST”), > -1 或更小)。 版权所有(C)2013,JPO&INPIT
    • 9. 发明专利
    • Image forming apparatus and process cartridge
    • 图像形成装置和处理盒
    • JP2013044822A
    • 2013-03-04
    • JP2011181017
    • 2011-08-22
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • KORENAGA JIRONUKADA KATSUMIYAMADA WATARUIWADATE YUKOSASAKI TOMOYAKAJIWARA KENJI
    • G03G5/07G03G5/047G03G5/06G03G5/147G03G9/08
    • PROBLEM TO BE SOLVED: To provide an image forming apparatus in which deterioration in gradation property is suppressed over a long period of time and an image having high resolution can be obtained.SOLUTION: An image forming apparatus includes: a photoreceptor which includes a surface layer including a polymer of a compound of general formula (II) or a compound having a similar specified structure and in which relation among a surface layer film thickness d, a surface potential P after electricity removal, and a surface potential Pafter electricity removal when the surface layer film thickness d is 0 satisfies (P-P)/d≤1.20; and a development device which develops with a developer including a toner whose average shape factor SF1 is 100 or more and 130 or less and volume average particle size is 4.0 μm or less. However, in the general formula (II), F represents a charge transporting skeleton, L' represents a linking group of the specified structure, m' represents an integer of 1 or more and 6 or less, and n represents an integer of 2 or more and 3 or less.
    • 解决的问题:提供一种能够长时间抑制灰度特性劣化并且可以获得高分辨率的图像的图像形成装置。 解决方案:图像形成装置包括:感光体,其包括包含通式(II)的化合物的聚合物的表面层或具有相似的特定结构的化合物,其表面层膜厚度d, 表面层膜厚度d为0时,除电后的表面电位P和表面电位P 0 满足(PP 0 )/ d 2 ≤1.20; 以及显影装置,其显影剂包括平均形状因子SF1为100以上且130以下,体积平均粒径为4.0μm以下的调色剂。 然而,在通式(II)中,F表示电荷输送性骨架,L'表示规定结构的连接基,m'表示1以上6以下的整数,n表示2以上的整数, 多于3个或更少。 版权所有(C)2013,JPO&INPIT
    • 10. 发明专利
    • Image forming apparatus and process cartridge
    • 图像形成装置和处理盒
    • JP2013044821A
    • 2013-03-04
    • JP2011181016
    • 2011-08-22
    • Fuji Xerox Co Ltd富士ゼロックス株式会社
    • KORENAGA JIRONUKADA KATSUMIYAMADA WATARUIWADATE YUKOSASAKI TOMOYAKAJIWARA KENJI
    • G03G5/07G03G5/047G03G5/06G03G5/147G03G9/08
    • PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of obtaining an image in which occurrence of a black spotty image defect is suppressed over a long period of time.SOLUTION: An image forming apparatus includes: a photoreceptor which includes a surface layer including a polymer of a compound of general formula (II) or a compound having a similar structure and having the film thickness of 5 μm or more and 20 μm or less and in which relation among a surface layer film thickness d, a surface potential P after electricity removal, and a surface potential Pafter electricity removal when the surface layer film thickness d is 0 satisfies (P-P)/d≤1.20; and a development device which develops with a toner whose SF1 is 140 or more and 170 or less. However, in the general formula (II), F represents a charge transporting skeleton, L' represents a linking group of a specified structure, m' represents an integer of 1 or more and 6 or less, and n represents an integer of 2 or more and 3 or less.
    • 解决的问题:提供能够获得长时间抑制黑斑图像缺陷的发生的图像的图像形成装置。 解决方案:图像形成装置包括:感光体,其包括包含通式(II)的化合物的聚合物的表面层或具有类似结构并具有5μm以上且20μm以上的膜厚的化合物 以下,除去表面层膜厚度d,除电后的表面电位P和剥离后的表面电位P 0 之间的关系, 为0满足(PP 0 )/ d 2 ≤1.20; 以及利用SF1为140以上且170以下的调色剂显影的显影装置。 然而,在通式(II)中,F表示电荷输送性骨架,L'表示规定结构的连接基,m'表示1以上6以下的整数,n表示2以上的整数, 多于3个或更少。 版权所有(C)2013,JPO&INPIT