32results about How to "Suppresses Image Quality Deterioration" patented technology

The invention provides an image processing apparatus and an image processing method. Provided is an image processing apparatus which can prevent deterioration in defect detection accuracy. The image processing apparatus includes an imaging unit and an image processing unit. The imaging unit converts a color image imaged by the imaging element to an HDR image based on a conversion characteristic for expanding a dynamic range, to output the HDR image. The image processing unit inversely converts color component values with respect to each pixel of the HDR image outputted from the imaging unit, based on the conversion characteristic, calculates brightness and a ratio of the color component values with respect to each pixel from the inversely converted color component values, and converts the calculated brightness based on the conversion characteristic, to generate a post-correction HDR image based on a ratio of the converted brightness and the calculated color component values.

A driving support system which includes: at least two cameras take images of areas around a vehicle, whose ranges of field of view partially overlap with each other; a control unit performing a predetermined coordinate transformation on the images taken by the cameras and joining the transformed images together to produce an overhead view image; and a display unit to display the overhead view image. The control unit changes the position of the joint of the transformed images in the overhead view image.

A liquid crystal display device in which a frame of the image signal to be displayed is written into a liquid crystal display panel (6) while a backlight (7) is activated intermittently within one frame period so as to prevent blur injury arising when displaying motion pictures includes: means (8) and (9) for variably controlling the illumination duration of the backlight (7) based on the detected type of the image content to be displayed. This configuration makes it possible to appropriately control the image quality degradation caused by blur injury, stroboscopic effect and flickering, hence realize total image quality improvement.

The present invention provides a liquid crystal display device in which a direction of an orientation axis of a liquid crystal is changed based on an electric field component in a direction different from a normal direction of a main surface of a substrate, and electronic equipment including the liquid crystal display device. , the liquid crystal display device includes: a transmissive part and a reflective part arranged on the substrate; wherein, the voltage applied to the liquid crystal in the transmissive part is different from the voltage applied to the liquid crystal in the reflective part. The liquid crystal display device of the present invention can be mass-produced with high yield, and can suppress image quality deterioration.

The present disclosure provides a display device including: a transparent substrate; a circuit unit disposed on the transparent substrate and comprising a plurality of circuit areas and a plurality oflight-emitting areas respectively corresponding to the plurality of circuit areas; a plurality of touch electrode rows, one of the plurality of touch electrode rows comprising a plurality of sub-touch electrodes disposed to overlap the plurality of light-emitting areas and a plurality of first connection portions configured to connect the plurality of sub-touch electrodes in a first direction; and a touch wiring line extending in a second direction and configured to supply a touch signal to one sub-touch electrode of the plurality of touch electrode rows. A method of manufacturing the displaydevice is also provided.

A video encoding method includes: a digital-sequence conversion step for converting image block encoded data into a digital-sequence symbol; a binary arithmetic encoding step for subjecting each digital-sequence symbol to arithmetic encoding in accordance with a context; an estimation step for estimating the number of bits required for the binary arithmetic encoding of the encoded data for the image block; an encoded data decision step for deciding whether to subject the encoded data to the binary arithmetic encoding in accordance with the number of bits estimated by the estimation step for output; and a context update step for updating the context corresponding the encoded data decided to be subjected to the binary arithmetic encoding for output by the encoded data decision step and not updating the context corresponding to the encoded data decided not to be subjected to the binary arithmetic encoding for output by the encoded data decision step. The estimation step uses the maximum value of the number of arithmetic encoding output bits for the input symbol to the binary arithmetic encoding as the aforementioned number of bits.

An encoding apparatus generates low-frequency component subband data and high-frequency component subband data from image data; generates, from low-frequency component subband data generated from first image data, second image data that has a same resolution as that of the first image data. The apparatus obtains a difference between high-frequency component subband data generated from the first image data and high-frequency component subband data generated from the second image data; and encodes the low-frequency component subband data of the first image data and the difference in order to generate encoded data.

An image processing apparatus capable of suppressing image quality deterioration in an output image region determined based on reference pixel regions including image ends. The image processing apparatus includes a coefficient selection value generator that generates a coefficient selection value according to a filter coefficient changeover control signal supplied from a region information controller. In accordance with the coefficient selection value, filter coefficient sets are respectively output from coefficient tables. One of the filter coefficient sets is selected by a selector in accordance with a coefficient set selection value supplied from a coefficient set selection unit. Using filter coefficients that constitute the selected filter coefficient set, an image processor performs arithmetic processing on image data on a per pixel of interest basis while referring to peripheral pixels.

The present invention relates to an image processing apparatus and method that enable minimizing degradation of image quality. It is set: a threshold value setting unit, which sets a threshold value according to the bit depth of the image data, the threshold value is used to identify the characteristics of the neighboring pixels of the current block in the intra prediction process performed when the image data is encoded; and the filter processing unit, by Filtering processing is performed on the adjacent pixels using a filter corresponding to the characteristics of the adjacent pixels identified by the threshold set using the threshold setting unit. The present invention can be applied to, for example, an image processing device.

The present invention relates to a signal processing device and method, an imaging element and an imaging device. The signal processing device includes: an A / D conversion section for performing A / D conversion of the first signal, A / D conversion of the second signal, A / D conversion of the third signal, and A / D conversion of the fourth signal conversion; and a correlated double sampling processing section for generating a first output signal by performing correlated double sampling using the first and second digital data items, generating a second output signal by performing correlated double sampling using the third and fourth digital data items output signal, and generate a third output signal by performing correlated double sampling using the first and second output signals, the first digital data item obtained by A / D conversion of the first signal, the second digital data The item is obtained through the A / D conversion of the second signal, the third digital data item is obtained through the A / D conversion of the third signal, and the fourth digital data item is obtained through the A / D conversion of the fourth signal. D conversion obtained. The present invention can suppress deterioration of image quality.

The invention provides a liquid discharge apparatus, a liquid discharge method and a non transitory computer-readable medium. There liquid discharge apparatus includes: a conveyer; head chips; a circulation channel; and a controller. Each head chip includes a manifold; a nozzle group, and actuators. Each head chip is configured to execute discharge drive and non-discharge vibration drive. The headchips include: an end head chip; a facing head chip facing the recording medium; and a non-facing head chip not facing the recording medium. The controller is configured to make at least one of a circulation flowing amount of a liquid in the circulation channel in the facing head chip and a frequency of the non-discharge vibration drive by an actuator included in the actuators in the facing headchip larger than those of the non-facing head chip. The medium stores a control program corresponding to the method.

The present invention pertains to an image processing device and method that enable reductions in image quality to be minimized. Provided are: a threshold value setting unit that sets, in accordance with the bit depth of image data, a threshold value for identifying characteristics of the surrounding pixels of a current block in an intra prediction process performed when encoding the image data; and a filtering unit that filters the surrounding pixels by using a filter appropriate for the characteristics of the surrounding pixels identified by utilizing the threshold value set by the threshold value setting unit. The present invention can be applied to an image processing device, for example.

There is provided a solid-state imaging device which includes a plurality of pixels including an imaging pixel for generating a captured image and a focus detection pixel for detecting a focus, in which the focus detection pixel includes a microlens, a photoelectric conversion unit which receives light incident from the microlens, a light-shielding unit which shields a portion of light incident on the photoelectric conversion unit, and a dimming filter which dims the light incident on the photoelectric conversion unit and is formed to contain a black pigment. The present technology can be applied to, for example, a CMOS image sensor.