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    • 1. 发明申请
    • DISPLAY DRIVE CIRCUIT
    • 显示驱动电路
    • US20100079479A1
    • 2010-04-01
    • US12468345
    • 2009-05-19
    • Yoshiki KUROKAWAYasuyuki KUDOHiroyuki NITTAKazuki HOMMAJunya TAKEDA
    • Yoshiki KUROKAWAYasuyuki KUDOHiroyuki NITTAKazuki HOMMAJunya TAKEDA
    • G09G5/02G09G5/10G09G3/36
    • G09G1/002G09G3/3655G09G5/04G09G5/06G09G2320/0242G09G2340/145
    • A display drive circuit of the invention has: an initial-color-gamut-apex-coordinate-storing unit capable of storing initial color gamut apex coordinates; a user-target-color-gamut-apex-coordinate-storing unit capable of storing user target color gamut apex coordinates; a saturation-expansion-coefficient-deciding unit for deciding expansion coefficients of saturation data based on the initial and user target color gamut apex coordinates; and an expansion unit for expanding saturations of display data based on the saturation expansion coefficients. The expansion coefficients of saturation data are decided based on the initial and user target color gamut apex coordinates, and saturations of display data are expanded according to the expansion coefficients. Thus, the degree of expanding the saturations can be controlled for each color gamut or each of R, G and B color properties of an LC display panel.
    • 本发明的显示驱动电路具有:能够存储初始色域顶点坐标的初始色域 - 顶点坐标存储单元; 能够存储用户目标色域顶点坐标的用户对象色彩 - 顶点坐标存储单元; 饱和扩张系数决定单元,用于基于初始和用户目标色域顶点坐标来确定饱和度数据的扩展系数; 以及用于基于饱和度膨胀系数扩大显示数据的饱和度的扩展单元。 基于初始和用户目标色域顶点坐标来确定饱和度数据的扩展系数,根据扩展系数扩展显示数据的饱和度。 因此,可以对于每个色域或LC显示面板的R,G和B颜色属性中的每一个来控制饱和度的扩大程度。
    • 2. 发明申请
    • LIQUID CRYSTAL DRIVING DEVICE
    • 液晶驱动装置
    • US20090289965A1
    • 2009-11-26
    • US12467648
    • 2009-05-18
    • Yoshiki KUROKAWAYukari KATAYAMAYasuyuki KUDOAkihito AKAIHiroyuki NITTAKazuki HOMMA
    • Yoshiki KUROKAWAYukari KATAYAMAYasuyuki KUDOAkihito AKAIHiroyuki NITTAKazuki HOMMA
    • G09G3/36G09G5/10
    • G09G3/3406B60K2370/33B60K2370/42G09G3/2092G09G3/3413G09G5/363G09G2320/0238G09G2320/041G09G2320/064G09G2320/0646G09G2320/0673G09G2360/145
    • A liquid crystal driving device is provided, which can reduce the problem of contrast lowering of the liquid crystal display screen due to the decrease of the driving current of LED, by the control which is performed in order to cope with the decrease of the maximum rated current of LED as a light source of the backlight at a high temperature. The liquid crystal driving device includes a liquid crystal driving circuit, a backlight control unit, and display data expansion circuits. The liquid crystal driving circuit generates a liquid crystal driving signal to be supplied to a liquid crystal display panel in response to display data. The backlight control unit reduces driving current of the light emitting diode as a light source of the backlight module to illuminate the liquid crystal display panel, in response to the temperature rise of the liquid crystal display panel. The display data expansion circuit, in response to the temperature rise of the liquid crystal display panel, performs the data expansion of the display data, and compensates the contrast lowering of the liquid crystal display panel due to the dimming of the backlight module with the temperature rise of the liquid crystal display panel.
    • 提供一种液晶驱动装置,通过进行控制,可以减少由于LED的驱动电流的降低导致的液晶显示屏的对比度下降的问题,以便应对最大额定值的降低 LED作为高温背光源的电流。 液晶驱动装置包括液晶驱动电路,背光控制单元和显示数据扩展电路。 液晶驱动电路根据显示数据产生供给液晶显示面板的液晶驱动信号。 背光控制单元响应于液晶显示面板的温度升高,降低作为背光模块的光源的发光二极管的驱动电流,以照亮液晶显示面板。 显示数据扩展电路响应于液晶显示面板的温度升高,执行显示数据的数据扩展,并补偿由于背光模块的温度随温度而变暗的液晶显示面板的对比度降低 上升的液晶显示面板。
    • 5. 发明申请
    • NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME
    • 非易失性半导体存储器件及其制造方法
    • US20110287624A1
    • 2011-11-24
    • US13197580
    • 2011-08-03
    • Hiroyuki NITTA
    • Hiroyuki NITTA
    • H01L21/28
    • H01L27/11524H01L21/764H01L23/5222H01L27/11521H01L2924/0002H01L2924/00
    • To reduce capacitance between each adjacent two word lines in a semiconductor memory device, a first insulating film is formed, with a first gate insulating film thereunder, in an interstice between gates respectively of each adjacent two memory transistors, and in an interstice between a gate of a selective transistor and a gate of a memory transistor adjacent thereto. Additionally, a second insulating film is formed on the first insulating film, sides of the gate of each memory transistor, and a side, facing the memory transistor, of the gate of the selective transistor. A third insulating film is formed parallel to a semiconductor substrate so as to cover a metal silicide film, the first and second insulating films and fourth and fifth insulating films. Avoid part is provided in the interstice between each adjacent two gates of the memory transistors, and in the interstice between the gate of the selective transistor and the gate of the memory transistor adjacent thereto. A bottom and two sides of each void part are shielded by the second insulating film, and a top of each void part is shielded by the third insulating film.
    • 为了减小半导体存储器件中每个相邻两个字线之间的电容,在每个相邻的两个存储晶体管的栅极之间的间隙中形成第一绝缘膜,其间具有第一栅极绝缘膜,并且在栅极 的选择晶体管和与其相邻的存储晶体管的栅极。 此外,第二绝缘膜形成在第一绝缘膜上,每个存储晶体管的栅极的侧面和面向存储晶体管的选择性晶体管的栅极的一侧。 第三绝缘膜平行于半导体衬底形成以覆盖金属硅化物膜,第一和第二绝缘膜以及第四和第五绝缘膜。 避免在存储晶体管的每个相邻两个栅极之间的间隙中以及选择性晶体管的栅极和与其相邻的存储晶体管的栅极之间的间隙中提供部件。 每个空隙部分的底部和两侧被第二绝缘膜屏蔽,并且每个空隙部分的顶部被第三绝缘膜屏蔽。
    • 8. 发明申请
    • MATRIX DISPLAY DEVICE
    • 矩阵显示设备
    • US20100182304A1
    • 2010-07-22
    • US12690435
    • 2010-01-20
    • Hiroyuki NITTAMasanori TAKEUCHI
    • Hiroyuki NITTAMasanori TAKEUCHI
    • G09G5/00
    • G09G3/2965G09G3/2932
    • A matrix display device has first and second discharge sustaining electrode drive circuits that perform power recovery for the capacitance load through an LC resonance circuit using an inductor. During a luminescence emission period, a discharge is effected for display by applying an alternating voltage between each of plural first discharge sustaining electrodes and each of plural second discharge sustaining electrodes with a capacitance load corresponding to each display pixel. In the address scanning operation, the scan drive circuit selects the first discharge sustaining electrode per line, and in the discharge sustaining operation, the scan drive circuit provides a function for recovering power on the first discharge sustaining electrode. This is intended to decrease loss in the power recovery operation.
    • 矩阵显示装置具有通过使用电感器的LC谐振电路对电容负载进行功率恢复的第一和第二放电维持电极驱动电路。 在发光发光期间,通过在多个第一放电维持电极和多个第二放电维持电极中的每一个之间施加与每个显示像素对应的电容负载的交变电压来进行放电,以进行显示。 在地址扫描操作中,扫描驱动电路每行选择第一放电维持电极,并且在放电维持操作中,扫描驱动电路提供恢复第一放电维持电极上的功率的功能。 这是为了减少电源恢复操作中的损耗。
    • 9. 发明申请
    • DISPLAY DEVICE
    • 显示设备
    • US20100141674A1
    • 2010-06-10
    • US12628348
    • 2009-12-01
    • Takatoshi OHARAMasanori TAKEUCHIHiroyuki NITTAYasuhiro AKIYAMA
    • Takatoshi OHARAMasanori TAKEUCHIHiroyuki NITTAYasuhiro AKIYAMA
    • G09G5/02H04N7/00
    • G09G3/2059G09G3/288G09G2320/0261G09G2320/106G09G2360/16
    • The disclosed invention provides a display device for performing a gradation display, using a plurality of subframes of image into which one frame of image is divided, and a display method that reduces dynamic false contour noises occurring when the image is displayed and is suitable for plasma display panels and the like. Dynamic false contour noise reduction is performed by detecting luminance on/off state change (carry up/carry down) in a region where a smooth tone level change occurs and interchanging the tone values of pixels in the region. The reduction processing is controlled, based on an amount of motion of an original image and a display load ratio, so that dynamic false contour noise reduction is performed favorably. By carrying out different ways of processing for each frame, noise reduction in the time domain is performed.
    • 所公开的发明提供一种显示装置,用于使用分割了一帧图像的多个图像子帧来执行灰度显示,以及显示方法,其减少当显示图像时发生的动态假轮廓噪声并且适合于等离子体 显示面板等。 通过在发生平滑色调电平变化的区域中检测亮度开/关状态改变(进位/进位)来执行动态假轮廓噪声降低,并且交换该区域中的像素的色调值。 基于原始图像的运动量和显示负载比来控制缩小处理,从而有利地进行动态假轮廓噪声降低。 通过对每个帧执行不同的处理方式,执行时域中的噪声降低。