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1. 发明专利

JP2014194525A Image display device, image output device, and control method of the same 审中-公开
标题翻译：图像显示装置，图像输出装置及其控制方法
公开(公告)号：JP2014194525A
公开(公告)日：2014-10-09
申请号：JP2014002770
申请日：2014-01-09
申请人： Canon Inc , キヤノン株式会社
发明人： TAKAHASHI KYO , IKEDA TAKESHI , MORITA ATSUSHI
IPC分类号： G09G5/00 , G09G3/20 , G09G5/10 , H04N5/66
CPC分类号： G06F3/1446 , G09G3/3426 , G09G5/10 , G09G2320/0233 , G09G2356/00 , G09G2360/145 , G09G2360/16
摘要： PROBLEM TO BE SOLVED: To restrain display luminance at a boundary part between displays from becoming non-continuous in a multi-screen display system using a plurality of displays, and perform a multi-image display with high image quality.SOLUTION: An image display device constituting a multi-screen display system constituting a single screen by a plurality of image display devices together with another display device comprises: light emitting means that is capable of controlling light emission luminance; acquisition means that acquires information on light emission luminance of the light emitting means of the image display device to be obtained on the basis of an image to be displayed and information on light emission luminance of light emitting means of the other image display device; and correction means that corrects at least any of the light emission luminance of the light emitting means of the image display device and the light emission luminance of the light emitting means of the other image display device on the basis of information on the light emitting means of the image display device and the other image display device acquired by the acquisition means, and thereby determines the light emission luminance of the light emitting means of the image display device and the other image display device.
摘要翻译：要解决的问题：使用多个显示器在多画面显示系统中抑制显示器之间的边界部分处的显示亮度变得不连续，并且执行具有高图像质量的多图像显示。解决方案：图像显示通过多个图像显示装置与另一个显示装置一起构成构成单个屏幕的多屏显示系统的装置包括：能够控制发光亮度的发光装置; 获取装置，其基于要显示的图像获得要获得的图像显示装置的发光装置的发光亮度的信息，以及关于另一图像显示装置的发光装置的发光亮度的信息; 以及校正装置，其基于关于图像显示装置的发光装置的发光装置的发光亮度和其他图像显示装置的发光装置的发光亮度，所述图像显示装置和由所述获取装置获取的另一图像显示装置，从而确定所述图像显示装置的发光装置和所述另一图像显示装置的发光亮度。

2. 发明专利

JP2014170179A Image display device, and method of controlling the same 有权
标题翻译：图像显示装置及其控制方法
公开(公告)号：JP2014170179A
公开(公告)日：2014-09-18
申请号：JP2013042920
申请日：2013-03-05
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI , FURUMOTO YOSHIHISA , INAMURA KOHEI
IPC分类号： G09G3/36 , G02F1/133 , G09G3/20 , G09G3/34
摘要： PROBLEM TO BE SOLVED: To provide a technology which can enhance contrast by suppressing both occurrence of a flicker and occurrence of saturation of a pixel value on an image display device for enhancing contrast of a display image by controlling light emission luminance of a light-emitting part and transmissivity of a display part.SOLUTION: An image display device includes: a luminescent means; a display means; an acquisition means that acquires a luminance feature quantity of input image data; a determination means which determines whether it is a deviation state; a smoothing means that applies smoothing processing to the luminance feature quantity acquired by the acquisition means and outputs the luminance feature quantity applied with the smoothing processing; a control means that controls luminescent brightness of the luminescent means based on the luminance feature quantity outputted by the smoothing means; and a compensation means that applies compensation processing to the input image data and outputs the image data applied with compensation processing to the display means. When it is determined as the deviation state, the smoothing means reduces suppression degree of variation of the luminance feature quantity by the smoothing processing.
摘要翻译：要解决的问题：提供一种技术，其可以通过抑制图像显示装置的闪烁发生和像素值的饱和，从而通过控制发光的发光亮度来增强显示图像的对比度来增强对比度显示部分和透射率。解决方案：图像显示装置包括：发光装置; 显示装置; 获取装置，其获取输入图像数据的亮度特征量; 确定装置，其确定它是否是偏离状态; 对由所述获取单元获取的所述亮度特征量进行平滑处理的平滑化装置，并输出应用了所述平滑处理的亮度特征量; 控制装置，其基于由平滑装置输出的亮度特征量来控制发光装置的发光亮度; 以及对所述输入图像数据进行补偿处理并将应用了补偿处理的图像数据输出到所述显示单元的补偿单元。当确定为偏离状态时，平滑化装置通过平滑处理来减小亮度特征量的抑制度。

3. 发明专利

JP2014053286A Brightness calculation device, brightness calculation device controlling method, and display device 审中-公开
标题翻译：亮度计算装置，亮度计算装置控制方法和显示装置
公开(公告)号：JP2014053286A
公开(公告)日：2014-03-20
申请号：JP2013118762
申请日：2013-06-05
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI
IPC分类号： H05B37/02 , G01J1/42 , G02F1/133
CPC分类号： G01J1/02 , G09G3/3426 , G09G5/10 , G09G2320/0238 , G09G2320/0285 , G09G2360/16
摘要： PROBLEM TO BE SOLVED: To provide a technique capable of precisely calculating brightness at each position on a light emission face of a surface light source comprising plural sub-surface light sources at a small calculation amount.SOLUTION: A brightness calculation device according to the present invention for calculating brightness at a calculation object position on a light emission surface when light is emitted from plural light sources has: setting means for setting the calculation object position on the light emission surface; division means for dividing the plural light sources into plural division regions according to the calculation object position set by the setting means; and calculation means for calculating the brightness at the calculation object position by the light source for each division region, totaling calculation results for each division region, and calculating the brightness at the calculation object position when light is emitted from the plural light sources. The division means divides the light sources out of a predetermined range from the calculation object position more roughly than the light sources within the predetermined range from the calculation object position.
摘要翻译：要解决的问题：提供一种能够以小计算量精确地计算包括多个子表面光源的面光源的发光面上的各位置处的亮度的技术。解决方案：根据本发明的亮度计算装置用于在从多个光源发射光时在发光表面上的计算对象位置处计算亮度的发明具有：用于在光发射表面上设置计算对象位置的设定装置; 根据由设定装置设定的计算对象位置将多个光源分割为多个分割区域的分割装置; 以及计算装置，用于计算每个划分区域的光源在计算对象位置处的亮度，对每个分割区域进行合计计算结果，以及当从多个光源发出光时计算计算对象位置处的亮度。分割装置将计算对象位置的光源从比计算对象位置的预定范围内的光源大致地分割出规定范围以外的光源。

4. 发明专利

JP2013210510A Image display unit and control method for the same 有权
标题翻译：图像显示单元及其控制方法
公开(公告)号：JP2013210510A
公开(公告)日：2013-10-10
申请号：JP2012081183
申请日：2012-03-30
申请人： Canon Inc , キヤノン株式会社
发明人： KIMURA TAKUSHI , IKEDA TAKESHI
IPC分类号： G09G3/36 , G02F1/133 , G09G3/20 , G09G3/34
CPC分类号： G09G5/10 , G09G3/3426 , G09G3/36 , G09G2320/0626 , G09G2360/16
摘要： PROBLEM TO BE SOLVED: To provide an image display unit capable of performing highly accurate backlight brightness control with a small operation quantity, and a control method for the image display unit.SOLUTION: The image display unit comprises storage means for storing representative point brightness data which is brightness data of a predetermined representative point when only one of a plurality of light-emitting blocks is turned on to emit light by a predetermined light-emitting amount, and brightness distribution data which is data indicating a brightness distribution at each position between the representative points of the light-emitting block when only one light-emitting block is turned on to emit light by a predetermined light-emitting amount. The image display unit further calculates a correction amount corresponding to each representative point on the basis of a light-emitting amount for each light-emitting block calculated according to an image signal and of the representative point brightness data, and calculates a correction amount for correcting the pixel value of each pixel other than the representative point on the basis of the correction amount corresponding to each representative point and of the brightness distribution data. A pixel value of the image signal to be inputted for each pixel is corrected by using the correction amount thus calculated, and outputted to a display panel.
摘要翻译：要解决的问题：提供能够以小的操作量进行高精度的背光亮度控制的图像显示单元和用于图像显示单元的控制方法。解决方案：图像显示单元包括用于存储代表点亮度数据的存储装置其中，当多个发光块中的仅一个导通以预定的发光量发光时，是预定的代表点的亮度数据;以及亮度分布数据，其是指示在每个位置之间的亮度分布的数据当只有一个发光块导通以发射预定发光量的发光块的代表点。图像显示单元进一步基于根据图像信号和代表点亮度数据计算的每个发光块的发光量，计算与每个代表点对应的校正量，并且计算校正量基于与每个代表点对应的校正量和亮度分布数据的除了代表点之外的每个像素的像素值。通过使用这样计算的校正量来校正要针对每个像素输入的图像信号的像素值，并将其输出到显示面板。

5. 发明专利

JP2013205763A Display device and control method therefor 有权
标题翻译：显示装置及其控制方法
公开(公告)号：JP2013205763A
公开(公告)日：2013-10-07
申请号：JP2012077167
申请日：2012-03-29
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI , FURUMOTO TAKAHISA
IPC分类号： G09G3/36 , G02F1/133 , G09G3/20 , G09G3/34
摘要： PROBLEM TO BE SOLVED: To provide a technique of capable of suppressing luminance unevenness of backlight leaked to a black band area, and reducing a feeling of interference caused by the luminance unevenness.SOLUTION: A display device of the present invention includes: a backlight capable of controlling a light emission luminance for each divided area; a display panel; acquisition means for acquiring a feature amount of a pixel value of an input signal for each divided area; detection area for detecting a divided area existing in a prescribed range from a black area; decision means for deciding the light emission luminance of the backlight for each divided area on the basis of a feature quantity for each divided area acquired in the acquisition means and a detection result at the detection means; and drive means for driving, for each divided area, the backlight so that a light emission luminance becomes the light emission luminance decided by the decision means. The decision means decides the light emission luminance so that, as to divided areas existing in a prescribed range from the black area, variations in the light emission luminance among divided areas become small.
摘要翻译：要解决的问题：提供一种能够抑制背光泄漏到黑带区域的亮度不均匀性的技术，并且减少由亮度不均匀引起的干扰感。本发明的显示装置包括：背光源控制每个划分区域的发光亮度; 显示面板; 获取装置，用于获取每个划分区域的输入信号的像素值的特征量; 检测区域，用于检测从黑色区域存在于规定范围内的分割区域; 决定装置，用于根据在获取装置中获取的每个分割区域的特征量和检测装置的检测结果，确定每个划分区域的背光源的发光亮度; 以及驱动装置，用于为每个分割区域驱动背光，使得发光亮度成为由判定装置决定的发光亮度。决定装置决定发光亮度，使得对于从黑色区域存在于规定范围内的分割区域，分割区域中的发光亮度的变化变小。

6. 发明专利

JP2012120031A Video processing device and control method therefor 审中-公开
标题翻译：视频处理设备及其控制方法
公开(公告)号：JP2012120031A
公开(公告)日：2012-06-21
申请号：JP2010269435
申请日：2010-12-02
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI
IPC分类号： H04N7/173 , G09G5/00 , G09G5/36 , G09G5/377
摘要： PROBLEM TO BE SOLVED: To suppress loss of viewing comfort when a non-display area is changed while video from an arbitrary viewpoint is displayed.SOLUTION: A video processing device comprises: acquisition means that acquires video content data with which video from an arbitrary viewpoint is displayable and information on a non-display area that is set so as not to be displayed in the video content data; first determination means that determines whether the non-display area has been changed while the video from the arbitrary viewpoint is displayed; second determination means that determines whether the video from the arbitrary viewpoint includes the changed non-display area when the non-display area is determined to have been changed; and control means that switches video data to be displayed to predetermined saved video data when the video from the arbitrary viewpoint is determined to include the changed non-display area. The saved video data is video data from a viewpoint that does not include the changed non-display area.
摘要翻译：要解决的问题：当显示来自任意视点的视频时，当改变非显示区域时，抑制观看舒适度的损失。视频处理设备包括：获取装置，用于获取从任意视点显示视频的视频内容数据，以及设置为不显示在视频内容数据中的非显示区域的信息; 第一确定装置，用于在显示来自任意视点的视频时确定是否已经改变了非显示区域; 第二确定装置，当确定非显示区域被改变时，确定来自任意视点的视频是否包括改变的非显示区域; 以及控制装置，当将来自任意视点的视频确定为包括改变的非显示区域时，将要显示的视频数据切换到预定保存的视频数据。保存的视频数据是不包括改变的非显示区域的视点的视频数据。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2012119916A Broadcast reception device and control method therefor 审中-公开
标题翻译：广播接收设备及其控制方法
公开(公告)号：JP2012119916A
公开(公告)日：2012-06-21
申请号：JP2010267497
申请日：2010-11-30
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI
IPC分类号： H04N7/173
摘要： PROBLEM TO BE SOLVED: To improve user convenience by enabling reservation of any viewpoint at which a viewer wants to perform viewing, and allowing viewing at the reserved viewpoint automatically when viewing at the reserved viewpoint has become possible due to a change in a viewpoint restricted area.SOLUTION: A broadcast reception device accepts setting of a viewpoint at which a user desires to perform viewing, determines whether it is possible to view a program based on the viewpoint, and when it is not possible, accepts reservation of viewing at the viewpoint. The broadcast reception device, after accepting the reservation, determines whether viewing at the viewpoint has become possible, and when it has become possible, switches to video at the viewpoint desired by the user and displays it.
摘要翻译：要解决的问题：通过使观看者想要进行观看的任何视点的预约来提高用户便利性，并且当在保留视点观看时允许在保留视点自动观看变得可能由于观点限制区。解决方案：广播接收装置接受用户期望进行观看的视点的设置，确定是否可以基于视点来查看节目，并且当不可能接受在该视点的观看的预约时观点。广播接收装置在接受预约之后确定是否可以观看视点，并且当已经可能时，在用户期望的视点切换到视频并显示它。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2012100174A Imaging device and control method of the same 有权
标题翻译：成像装置及其控制方法
公开(公告)号：JP2012100174A
公开(公告)日：2012-05-24
申请号：JP2010247862
申请日：2010-11-04
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI
IPC分类号： H04N5/235 , H04N5/243
摘要： PROBLEM TO BE SOLVED: To automatically keep a natural gray scale and to respond to user's intention to increase brightness to some degree.SOLUTION: An imaging device comprises: automatic backlight detection means which detects the backlight degree of a subject; forced backlight correction means which generates an instruction of a predetermined gray scale correction amount in response to a user's instruction; and gray scale correction amount change means which changes the gray scale correction amount with the backlight degree detected by the automatic backlight detection means and the instruction of the gray scale correction amount from the forced backlight correction means. The gray scale correction amount change means restricts the sum of the gray scale correction amount determined from the result of the detection by the automatic backlight detection means and the gray scale correction amount obtained by the forced backlight correction means to be smaller than a predetermined value.
摘要翻译：要解决的问题：自动保持自然灰度级，并响应用户在某种程度上增加亮度的意图。解决方案：成像装置包括：自动背光检测装置，其检测被摄体的背光程度; 强制背光校正装置，其响应于用户的指令产生预定灰度校正量的指令; 以及灰度校正量改变装置，其利用自动背光检测装置检测到的背光程度和来自强制背光校正装置的灰度校正量的指示来改变灰度校正量。灰度校正量改变装置将从自动背光检测装置的检测结果确定的灰度校正量和由强制背光校正装置获得的灰度校正量之和设定为小于预定值。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2011211338A Playback apparatus and playback method 有权
标题翻译：播放装置和播放方法
公开(公告)号：JP2011211338A
公开(公告)日：2011-10-20
申请号：JP2010074966
申请日：2010-03-29
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI
IPC分类号： H04N5/93 , H04N5/445 , H04N5/91
CPC分类号： H04N9/8205 , G11B27/105 , G11B27/11 , H04N5/765
摘要： PROBLEM TO BE SOLVED: To provide a playback apparatus and method, capable of playing back a video in an appropriate viewpoint upon resumption of playback, after content playback of a plural viewpoint video or an arbitrary viewpoint video stops.SOLUTION: A record/playback apparatus 1 has a function to playback a plural viewpoint video or an arbitrary viewpoint video. A viewpoint information memory 19 stores information about a first viewpoint specified prior to an interruption when the playback of the video is interrupted. When resuming reproduction of the video, a controller 17 selects the first viewpoint or a second viewpoint previously specified for the playback video according to an operation instruction order made during an interruption period or a length of the interruption period, and exerts control so as to reproduce the video of the viewpoint. The controller 17 instructs about the viewpoint switching to the viewpoint switching controller 11, and instructs a GUI (Graphical User Interface) controller 12 to issue a viewpoint switching notification to a user.
摘要翻译：要解决的问题：提供一种播放装置和方法，其能够在恢复播放时在适当的视点中播放视频，在多个视点视频或任意视点视频的内容播放停止之后。解决方案：记录/重放装置 1具有回放多个视点视频或任意视点视频的功能。视频信息存储器19存储当视频的重放被中断时关于中断之前指定的第一视点的信息。当恢复视频的再现时，控制器17根据在中断周期或中断周期的长度期间执行的操作指令顺序来选择先前指定的重放视频的第一视点或第二视点，并且进行控制以便再现观点的视频。控制器17指示视点切换控制器11的视点切换，并指示GUI（图形用户界面）控制器12向用户发出视点切换通知。

10. 发明专利

JP2010157931A Imaging apparatus and imaging method 有权
标题翻译：成像装置和成像方法
公开(公告)号：JP2010157931A
公开(公告)日：2010-07-15
申请号：JP2008335480
申请日：2008-12-27
申请人： Canon Inc , キヤノン株式会社
发明人： IKEDA TAKESHI
IPC分类号： H04N5/225 , G03B7/097 , G03B7/28 , G03B13/36 , H04N5/232 , H04N5/235
CPC分类号： H04N5/2351 , G03B7/097 , G03B13/36 , H04N5/23212 , H04N5/23245 , H04N5/2352 , H04N5/238
摘要： PROBLEM TO BE SOLVED: To provide an imaging apparatus wherein a release time lag is short when photographing a still picture by switching from a motion picture photographing mode to a still picture photographing mode. SOLUTION: When photographing a still picture by pressing a still picture photographing trigger button 311 to switch from a motion picture photographing mode to a still picture photographing mode, between exposure control and auto-focusing, a focusing operation that is a main factor of a release time lag is started just after a motion picture program diagram is switched to a still picture program diagram. COPYRIGHT: (C)2010,JPO&INPIT

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