Canon Kabushiki Kaisha

Koji Mito

Kazuna Maruyama

Kazuhiro Matsubayashi

Yasushi Shikata

Hirofumi Urabe

Yoshikazu Shibamiya

Osamu Yonishi

Satoshi Hanamitsu

Katsuhiro Miyamoto

Teruki Kikkawa

Tomoyasu Yoshikawa

Tomoya Asanuma

Atsushi Mizutome

Shuntaro Aratani

Eito Sakakima

Satoshi Ukawa

Yuuka Fujinaka

Yasuo Suzuki

A display device includes a backlight consisting of a plurality of division areas and a display panel. Emission luminance for each division area is calculated based on input image data, a correction value for correcting the input image data is calculated based on the emission luminance, the input image data is corrected based on the calculated correction value, the transmittance of the display panel is controlled based on the corrected image data, and light emission of each division area is controlled based on the calculated emission luminance. One frame period of the input image consists of a plurality of subframe periods, and a process of calculating the correction value for correcting the input image data based on the emission luminance is divided into a plurality of partial processes, which are sequentially performed by executing each partial process in each subframe period.

Display device with variable emission luminance for individual division areas of backlight, control method of a display device, and non-transitory computer-readable medium

A liquid crystal display apparatus includes: a liquid crystal panel; an input interface for inputting data of a first image; a backlight module; and at least one memory and at least one processor which function as: an estimating unit configured to estimate brightness of light to be irradiated from the backlight module to the liquid crystal panel; a correcting unit configured to correct the first image to a second image based on the brightness estimated by the estimating unit, a contrast of the liquid crystal panel, and a target contrast so that a brightness error with respect to a display brightness in a case where the first image is displayed with the target contrast is suppressed; and a control unit configured to control transmittance of the liquid crystal panel based on data of the second image.

Liquid crystal display apparatus capable of changing backlight emission brightness

An apparatus that displays a display image based on data about an input image comprises a liquid crystal panel, a backlight including a plurality of light source units corresponding to a plurality of divided regions of the liquid crystal panel; and a controller configured to control each of the plurality of light source units, wherein the controller changes, based on a feature amount related to a luminance in a first region of the input image, a light emission luminance of a light source unit, among the plurality of light source units, corresponding to a second region different from the first region of the input image.

Display apparatus, control method thereof, and storage medium

An image processing apparatus includes a first setting unit configured to set a target range of a luminance level, and a generation unit configured to generate a processed image by performing image processing on a first region of an image in such a manner that the first region is distinguished from a second region and a third region, the first region having a luminance level included in the target range and having a color not included in a target color gamut, the second region having a luminance level not included in the target range and having a color not included in the target color gamut, and the third region having a luminance level not included in the target range and having a color included in the target color gamut.

Image processing apparatus, method of controlling image processing apparatus, and storage medium

A control apparatus capable of controlling a plurality of apparatuses including at least one image output apparatus that outputs image data and at least one image input apparatus into which image data are input, includes: a first obtaining unit configured to obtain, from one of a first apparatus that serves as the image input apparatus among the plurality of apparatuses and a second apparatus that serves as the image output apparatus among the plurality of apparatuses and outputs image data input into the first apparatus, pair information identifying the first apparatus and the second apparatus; and a control unit configured to perform interlock control of the first apparatus and the second apparatus on the basis of the pair information.

Control apparatus, image input apparatus, and control methods thereof

A content reception apparatus includes a decoding unit configured to decode coded video data including a plurality of layers and generate video data of each layer, an acquisition unit configured to acquire content information associated with the video data of each layer, an extraction unit configured to compare content information corresponding to each of the plurality of layers and extract content information different from each of the plurality of layers as content difference information, and a control unit configured to generate a content information display screen that displays the content information associated with video data of each layer decoded by the decoding unit on a display unit.

Content reception apparatus and content reception apparatus control method

A display apparatus comprises a display panel, a backlight having emission brightness levels adjustable for each of divided sections, a graphic image generating unit that generates a graphic image signal, a synthetic image generating unit that generates a synthetic image signal representing a synthetic image in which an image based on the graphic image signal is overlapped on the image based on the input image signal, and a control unit, wherein the control unit controls the emission brightness levels of the backlight of a plurality of divided sections containing a graphic image display region, where a graphic image based on the graphic image signal is displayed, to be uniform, and controls the emission brightness levels of the backlight of other divided sections based on the input image signal.

Display apparatus and control method thereof

A broadcast receiving apparatus and method for controlling the apparatus includes selecting a channel from a plurality of channels included in a broadcast signal, an outputting channel selection information specifying a selected channel, outputting video of the selected channel to a display device, outputting channel information related to the selected channel to the display device, and controlling selection of the channel and outputting of the channel information based on the outputted channel selection information specifying a selected channel and a predetermined condition.

Broadcast receiving apparatus, control method thereof, and storage medium

A television apparatus includes a plurality of receiving units. The television apparatus includes a first receiving unit configured to receive a channel which broadcasts a program whose video image is displayed on a display unit, a second receiving unit configured to receive a plurality of channels while the video image is being displayed, a program information management unit configured to store genre information about programs broadcasted on the plurality of channels, and a control unit configured to determine a periodic check order of receiving the plurality of channels based on the genre information about the programs read by the program information management unit and to control the second receiving unit to periodically check and receive the plurality of channels according to the periodic check order.

Television apparatus and control method thereof

A web information processing apparatus () displays a screen for designating a program to be associated with a web page and registered if, for example, a registration request is input from a user when the web page is being displayed. Then, information specifying the designated program and information specifying the web page being displayed are linked and registered (). The registered information is used to detect a web page linked to the program being viewed and (if necessary) to display the web page.

Web information processing apparatus and web information processing method, and information processing apparatus and information processing apparatus control method

A recorder control apparatus which controls execution of broadcast program recording in a plurality of recorders connected thereto, comprises an acceptance unit configured to accept a request to execute broadcast program recording, an acquisition unit configured to acquire, from each recorder, reservation information related to reserved program recording to be executed by the recorder after a point at which the execution request is accepted, a selection unit configured to select, from the plurality of recorders, a recorder capable of executing broadcast program recording corresponding to the execution request for a longest duration, based on the reservation information, and a request unit configured to request the recorder selected by the selection unit to execute broadcast program recording corresponding to the execution request.

Recorder control apparatus and control method

The content switching apparatus includes at least a position identifying unit () and a play control unit (). In switching from a first content (broadcast program) to a second content (VOD content), the position identifying unit identifies the position of the image in the second content, the image being the same as the first image of the first content. The play control unit determines a play starting position in the second content based on the position identified by the position identifying unit. By determining the play starting position of the second content in this way, the image can be properly switched even in the case where the time length or the content configuration is different.

Content switching apparatus and content switching method

A video image processing apparatus outputs encoded video data which has been hierarchically encoded to a reproducing apparatus connected thereto in a communicatable manner. The video image processing apparatus includes a conversion unit configured to, if a high-resolution layer with a resolution equal to or greater than a base layer and a field of view wider than the base layer exists, perform resolution conversion processing to render video data corresponding to the high-resolution layer at least equal to or less than the display resolution, a coding unit configured to perform hierarchical coding on video data corresponding to the high-resolution layer subjected to resolution conversion processing by the conversion unit, and video data corresponding to each of the plurality of resolution layers other than the high-resolution layer.

Video image processing apparatus capable of processing hierarchically-encoded video data subjected to hierarchical coding and control method therefor

A recording control apparatus is connected to and in communication with a recording apparatus capable of recording a broadcasting video image on a storage unit and has two or more operating state levels that differ in power consumption. The recording control apparatus includes an acquisition unit configured to acquire program information about a program currently being viewed, a determination unit configured to determine a user's recording tendency level as to a program currently being viewed based on the program information acquired by the acquisition unit, and a control unit configured to issue a command to control the operating state level of the recording apparatus based on the recording tendency level determined by the determination unit.

Recording control apparatus and method for controlling recording control apparatus

To select a recording device for recording a program in a digital television receiver to which a plurality of recorders (recording devices) are connected, control is performed to acquire image quality information about the program to be recorded and to compare the program image quality to be recorded with the recording image quality of a recording medium for each connected recording device. Based on the result of this comparison, a recorder is selected that can secondarily record the program onto a recording medium without compromising the program image quality.

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Kawasaki, Japan

Koji Mito