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    • 83. 发明授权
    • Mechanical pencil with a fluid actuator
    • 机械铅笔与流体执行器
    • US4911569A
    • 1990-03-27
    • US278135
    • 1989-01-10
    • Yasuyuki HashimotoHaruo YamashitaYutaka Kiyohara
    • Yasuyuki HashimotoHaruo YamashitaYutaka Kiyohara
    • B43K21/027B43K24/02B43K24/08B43K21/16
    • B43K24/023B43K21/027B43K24/082
    • A writing instrument includes a hollow body, a depression mechanism including a grip unit having an outer periphery radially displaceable in accordance with a gripping force exerted by writer's fingers, the depression mechanism including an axially displaceable member which moves axially in accordance with an increase of a pressure of due to radial displacement of the grip unit and which returns to its original position in accordance with a decrease of a pressure of the grip unit, the axially displaceable member being provided in association with the grip unit, a writing member including lead with a writing tip, and a writing member actuating mechanism for moving the writing tip to a writing position. The writing member actuating mechanism includes a normally open chuck, a lead holder positioned between the chuck and tip for constantly holding the lead, and an axially moveable tightening mechanism for engaging with and disengaging from the chuck and disposed on a side of the chuck opposite the writing tip. The chuck moves backwardly relative to the lead holder by a predetermined distance at the start of application of a gripping force, and advances together with the lead relative to the lead holder at the start of release of the gripping force.
    • 书写工具包括中空体,凹陷机构,其包括握持单元,该夹持单元具有根据作者的手指施加的夹持力可径向移动的外周,所述凹陷机构包括轴向移动构件,所述轴向移位构件根据 由于握持单元的径向位移而产生的压力,并且根据夹持单元的压力的降低而返回到其初始位置,该可轴向移动的构件与握持单元相关联地设置;书写构件,其包括具有 书写尖端和用于将书写尖端移动到书写位置的书写构件致动机构。 书写构件致动机构包括常开卡盘,定位在卡盘和末端之间的引线架,用于恒定地保持引线;以及可轴向移动的紧固机构,用于与卡盘接合并脱离卡盘,并布置在与卡盘相对的卡盘侧 写作技巧 在开始施加夹紧力时,卡盘相对于引线架保持器向后移动预定距离,并且在释放夹紧力开始时相对于引线架前进。
    • 85. 发明授权
    • Method for time-division multiplexing
    • 时分复用方法
    • US07394831B2
    • 2008-07-01
    • US10090019
    • 2002-02-25
    • Masaki HirotaHaruo YamashitaTomohiro ShinomiyaNagao Shimada
    • Masaki HirotaHaruo YamashitaTomohiro ShinomiyaNagao Shimada
    • H04J3/06
    • H04J3/1611H04J3/0605
    • A method for time-division multiplexing including steps of generating a plurality of first signals and a plurality of second signals to which specific pulse trains for frame synchronization are allocated respectively; generating low speed signals of plural channels including the first and second signals and transmission signals; a conversion step; and time-division multiplexing the low speed signals after the conversion step, thereby obtaining high speed signals. When applied to SDH, for example, the first and second signals may be A1 bytes and A2 bytes respectively, and the transmission signals may ho payload signals. According to one aspect of the invention, at the conversion step, the first and second signals in each channel are panty convened into either of “1/0” alternating signals and “0/1” alternating signals. Consequently, it becomes possible to reduce the number of successive same code and to diminish the deviation of the mark rate.
    • 一种用于时分复用的方法,包括分别分配多个第一信号和多个第二信号的步骤,用于帧同步的特定脉冲序列被分配给该第二信号; 生成包括第一和第二信号和发送信号的多个信道的低速信号; 转换步骤; 并且在转换步骤之后对低速信号进行时分复用,从而获得高速信号。 例如,当应用于SDH时,第一和第二信号分别可以是A1字节和A2字节,并且传输信号可以是有效载荷信号。 根据本发明的一个方面,在转换步骤中,每个通道中的第一和第二信号都是内置于“1/0”交替信号和“0/1”交替信号中的任一者。 因此,可以减少连续相同代码的数量并减少标记速率的偏差。
    • 87. 发明授权
    • Method and apparatus for forming color images by converting a color
signal to a further color density signal
    • 用于通过将颜色信号转换为另外的颜色浓度信号来形成彩色图像的方法和装置
    • US5448379A
    • 1995-09-05
    • US077930
    • 1993-06-18
    • Hideshi IshiharaHaruo YamashitaYasuki Matsumoto
    • Hideshi IshiharaHaruo YamashitaYasuki Matsumoto
    • G03F3/08H04N1/60H04N1/46
    • H04N1/6058
    • Method and apparatus for forming color images on paper using a sublimation type thermal transfer full-color printer using three color inks of yellow, magenta, and cyan. A color input signal to be printed is subjected to a first color correction process. The first color correction process performs a color correction using linear and non-linear masking operations and produces first ink-density signals. The first ink-density signals are judged for reproducibility by the printer by determining whether the signals fit within a gamut of colors. If judged to be reproducible, the first ink-density signals are passed on to the printer. However, if the first ink-density signals are judged to be outside the gamut of colors, the signals are subjected to a second correction process. The second color correction process first obtains a target color for color reproduction by the printer. Next, the second process sets ink-density signals, obtains predicted colors realized by the ink-density signals, chooses an output ink-density signal such that an evaluation value calculated by the target color and the predicted color becomes minimal, and produces a second ink-density signal that results in optimal colors within the range of colors reproducible by the printer.
    • 使用使用黄色,品红色和青色的三色墨水的升华型热转印全色打印机在纸上形成彩色图像的方法和装置。 要打印的彩色输入信号经受第一颜色校正处理。 第一颜色校正处理使用线性和非线性掩蔽操作执行颜色校正,并产生第一墨水密度信号。 通过确定信号是否适合色域范围,由打印机判断第一墨密度信号的再现性。 如果判断为可再现,则将第一墨水密度信号传递到打印机。 然而,如果第一墨水密度信号被判断为在色彩范围之外,则信号经受第二校正处理。 第二颜色校正处理首先获得打印机的颜色再现的目标颜色。 接下来,第二处理设置墨密度信号,获得由墨密度信号实现的预测颜色,选择输出墨密度信号,使得由目标颜色和预测颜色计算的评估值变得最小,并产生第二 墨水密度信号,在打印机可重现的颜色范围内产生最佳颜色。
    • 89. 发明授权
    • Color image forming apparatus
    • 彩色图像形成装置
    • US5315381A
    • 1994-05-24
    • US879455
    • 1992-05-04
    • Haruo YamashitaHideshi IshiharaYasuki Matsumoto
    • Haruo YamashitaHideshi IshiharaYasuki Matsumoto
    • H04N1/60H04N1/46G03F3/08
    • H04N1/6016H04N1/6022
    • In order to realize a method of color correction which is capable of performing the UCR compensating for the non-linearity of the superposed densities and the non-linear color correction meeting the non-linearity of the superposed densities at high accuracy with a configuration in substantially the same scale as the conventional linear UCR and linear masking techniques, there is provided a color correction method comprising first conversion means for converting the C, M, Y density information by a monotonously incremental non-linear function with a similarly monotonously incremental derivative, matrix means, and second conversion means for converting the same density information by a monotonously incremental non-linear function with a monotonously decremental derivative. In another aspect, there is provided four-color reproduction means comprising first conversion means for converting the C, M, Y information by a monotonously incremental non-linear function with a similarly monotonously incremental derivative, second conversion means, for effecting the conversion with a monotonously incremental non-linear function with a monotonously decremental derivative, and black separation means, subtraction means and matrix means interposed between the first and second conversion means for controlling the densities of the four inks to implement color recording.
    • 为了实现一种色彩校正方法,该方法能够以高精度对叠加密度的非线性和非线性颜色校正的非线性进行补偿,以非常线性的方式满足重叠密度的非线性, 与常规线性UCR和线性掩蔽技术相同的尺度,提供了一种颜色校正方法,包括用于通过单调递增的非线性函数用类似的单调增量导数矩阵来转换C,M,Y密度信息的第一转换装置 以及第二转换装置,用于通过单调递增的非线性函数以单调递减的方式转换相同的密度信息。 在另一方面,提供了四色再现装置,其包括:第一转换装置,用于通过单调递增的非线性函数用相似的单调递增导数转换C,M,Y信息,第二转换装置,用于用 具有单调递减的单调增量非线性函数,以及插入在第一和第二转换装置之间的黑色分离装置,减法装置和矩阵装置,用于控制四种墨水的浓度以实现彩色记录。