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9014504 |
Systems and methods for highlight recovery in an image signal processor
Image sensors have finite ranges of illuminance that may be captured. When the sensors for particular pixels receive an amount of light exceeding these finite ranges, the pixel values clip to the... |
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8970746 |
Image processing device, storage medium, and image processing method for correcting an image
An image processing device that corrects an obtained image includes: an image acquisition unit that obtains the image; a region setting unit that sets a first region including a main object and a... |
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8902153 |
Electro-optic displays, and processes for their production
A color display has continuous areas of a single color covering a plurality of sub-pixel electrodes. Each sub-pixel of a given color has sub-pixels of the same given color disposed along at least... |
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8860747 |
System and methods for gamut bounded saturation adaptive color enhancement
System and methods for gamut bounded saturation adaptive color enhancement are provided. Color enhancement incorporating gamut bounded saturation enhances colors of an pixel from a source color... |
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8823726 |
Color balance
Some embodiments provide a program that performs a color balance operation. The program identifies an image that includes several pixels. Each pixel includes a luma component value and chroma... |
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8767002 |
Systems and methods for performing color adjustment of pixels on a color display
System and methods are provided for performing saturation adjustment of one or more pixels. In one embodiment, an input color value of a pixel is received. The input color value includes an input... |
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8736720 |
Image processing device for correcting image colors and image processing program
An image processing device of the present application detects a color drift of an input image, and includes a saturation reducing section and a color drift detecting section. The saturation... |
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8723982 |
Image processing device, storage medium, and image processing method that corrects saturation, specific color and spatial frequency of an obtained image
An image processing device that corrects an obtained image includes: an image acquisition unit that obtains the image; a region setting unit that sets a first region including a main object and a... |
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8648942 |
Method of and apparatus for processing images using saturation functions
A method suitable for processing a digital image is disclosed. The method comprises, for each picture element of the digital image, processing an achromatic intensity level of the picture element... |
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8570435 |
Video processing method and device thereof
A video processing method and a device thereof are described. The method includes the steps as follows. An input video signal is received, in which a single period of the input video signal has a... |
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8542246 |
Color conversion device, color conversion table and color conversion method
A color conversion device generates color data in a second color gamut based on first converted color data and input color data, which are obtained from input color data in a first color gamut,... |
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8537177 |
System and methods for gamut bounded saturation adaptive color enhancement
System and methods for gamut bounded saturation adaptive color enhancement are provided. Color enhancement incorporating gamut bounded saturation enhances colors of an pixel from a source color... |
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8384795 |
Digital image signal processing method and apparatus, and medium having recorded thereon the method
Provided are a digital image signal processing method including determining a saturation condition by comparing a delta between a plurality of pieces of image data of an input image exhibiting... |
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8340410 |
Intelligent saturation of video data
The intelligent saturation controller calculates the exact maximum saturation any valid YCbCr pixel can undergo before it becomes invalid in ROB space. The controller models the saturation... |
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8259125 |
Method for color signal gamut mapping and saturation boosting
Methods for gamut mapping and boosting a color saturation of a color signal having multiple colors and a color value for each color. An example method includes mapping each color from a first to a... |
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8233013 |
Transmissive-type liquid crystal display device
In a transmissive-type liquid crystal display device including a liquid crystal panel and a backlight, the liquid crystal panel has pixels each divided into four subpixels red (R), green (G), blue... |
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8228340 |
Display apparatus and control method thereof
A display apparatus includes: an image processor which processes image data; a display unit which displays an image based on the image data processed by the image processor; and a controller which... |
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8203638 |
Electronic shutter control in image sensors
An image sensor includes an electronic shutter layer that is used to drain charge away from the photosensitive regions during an electronic shutter operation. A current sensing component and a... |
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8154563 |
Color conversion method and apparatus for display device
A color conversion method and apparatus for a multi-primary display (MPD) are provided with analyzing an input image to determine a transformation parameter; interpolating at least two look-up... |
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8125496 |
Apparatus and method of converting image signal for four-color display device
An apparatus for converting three-color image signals to four-color image signals including a white signal comprises a data processor which generates the four-color image signals from the... |
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8094162 |
Method and device for adjusting preferred color and liquid crystal display device with the same
Method and device are disclosed for adjusting a preferred color which enables a user to set a preferred color conveniently and a liquid crystal display device with the same. The method and device... |
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8081242 |
Imaging apparatus and imaging method
An imaging apparatus, includes: an image sensor having a light receiving surface with a plurality of pixels and a plurality-of-color separation filter, which receives light from a photographic... |
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8049788 |
Color difference correction and imaging device
An image signal processing device for correcting color difference signals includes a first correcting unit configured to set a correction amount for input color difference signals to “0” and... |
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8014600 |
Intelligent saturation of video data
The intelligent saturation controller calculates the exact maximum saturation any valid YCbCr pixel can undergo before it becomes invalid in RGB space. The controller models the saturation... |
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7884858 |
Object trackability via parametric camera tuning
A method and apparatus are described for improving object trackability via parametric camera tuning. In one embodiment, a determination is made as to whether the camera settings loaded cause... |
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7864250 |
Image processing apparatus and method thereof
Color saturation in chroma correction is reduced. Hence, a two-dimensional histogram is generated in association with the luminance and chroma levels of an image for one frame. An ease of... |
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7800669 |
System and method for image sensor element or array with photometric and realtime reporting capabilities
A solid-state pixel structure or pixel array includes integrated exposure control provided within the pixel structure and/or pixel array. Including exposure control within the pixel structure... |
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7773158 |
Visual processing device, display device, and integrated circuit
The invention achieves a visual processing device that can execute precise contrast adjustment on image signals that have been input and that does not cause discrepancies in the output timing of... |
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7734114 |
Intelligent saturation of video data
The intelligent saturation controller calculates the exact maximum saturation any valid YCbCr pixel can undergo before it becomes invalid in RGB space. The controller models the saturation... |
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7692607 |
Apparatus and method for adjusting image on the basis of characteristics of display system
A method for adjusting an image on the basis of characteristics of a display system is provided. The image includes M horizontal lines. Each of the M horizontal lines respectively includes N... |
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7639292 |
Apparatus and method for improving image quality in image sensor
Apparatus and a method for improving image quality in an image sensor, where a black level of a photographed image is calibrated and luminance of an image signal is expanded within the allowable... |
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7593066 |
Chrominance control unit and method for video images
A color saturation control unit and method for increasing the color saturation of an image is presented. A scaled saturation enhancement factor calculation unit generates a scaled saturation... |
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7535503 |
Image processing apparatus, image processing program, and image processing method for performing edge enhancement processing
An image processing apparatus of the present invention can perform appropriate edge enhancement processing on any image while preventing increases in noise and chromatic aberration in the process... |
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7479991 |
Digital camera, and signal processing method and signal processing apparatus for the same
A signal processing method comprises: applying white balance correction to R (red), G (green), and B (blue) color signals output from a solid-state image pickup element so as to form white-balance... |
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7477303 |
Anti-aliasing video camera processing apparatus and method
High frequency components of a video signal are attenuated for avoiding aliasing when the video signal is corrected by a non-linear gamma correction circuit. Such high frequency components arise... |
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7453497 |
Object trackability via parametric camera tuning
A method and apparatus are described for improving object trackability via parametric camera tuning. In one embodiment, a determination is made as to whether the camera settings loaded cause... |
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7440015 |
Gamma correction method and system
A gamma correction method and system, which performs a gamma correction on an n-bit video signal to thus generate a gamma correction value. At first, a first primary index and a first sub-index... |
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7289663 |
Producing an extended color gamut luminance-chrominance digital image from a captured image
A method for producing an extended color gamut luminance-chrominance digital image from a captured digital image includes determining an estimate of the colors of the captured digital image of an... |
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7280260 |
Color converting apparatus and color converting method for converting input image data into converted image data
For each paper type, a plurality of two-dimensional excitation characteristics tables Ti are provided in one to one correspondence with a plurality of colors i. The excitation characteristics... |
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7126632 |
Method and apparatus for modifying the color saturation of electronically acquired images
A method for the transformation of image signals that have been obtained by color filtering and have been logarithmically compressed is proposed. The color saturation of the recorded images is... |
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7081923 |
Method and system for adjusting image brightness based on color saturation components
A method for adjusting image brightness is conducted by a system for adjusting image brightness. Digital image data acquired by a data acquisition unit are sent to a lightness computing unit and a... |
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6972793 |
Video signal processing device and its method
The object of the present invention is to improve the quality of picture in the image. According to the present invention, by forming the luminance signal of pixel based on red signal, green... |
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6930711 |
Signal processing apparatus and method
A signal process for interpolating color signals is executed. In this process, color image data output from image sensor covered by a plurality of color filters that form a predetermined matrix is... |
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6816200 |
Method and apparatus for detecting camera sensor intensity saturation
A method for detecting intensity saturation of a light sensor includes monitoring an electrical signal from a light sensor for detecting an intensity saturation condition of at least one pixel of... |
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6535245 |
Color balance adjusting device
The color balance adjusting device comprises buttons, indicated on a surface of a display device, which can be moved rightward and leftward on the surface, by dragging a mouse. In accordance with... |
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6515700 |
Picture signal processing apparatus, color video camera and picture signal processing method
Of three-color signals R′, G′ and B′, obtained as output signals of multipliers 156R, 156G and 156B, designed to effectuate luminance compression of the three-color signals R, G and B sent to... |
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6215529 |
Gamma compensation apparatus
Aiming to improve color reproducibility of a red part having high color saturation, a gamma compensation apparatus of the present invention is composed of a bending point setting block 100a and a... |
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6111607 |
Level compression of a video signal without affecting hue of a picture represented by the video signal
A level compression and/or gradation conversion of a video signal are performed without causing any change in the hue of a picture represented by that video signal. The knee compression and/or... |
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6040858 |
Method and apparatus for expanding the dynamic range of sensed color images
Disclosed is an image processing method of expanding the dynamic range by determining a saturated or noise region in an image signal and replacing the image signal with a proper image signal. A... |
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5953059 |
Color signal processing circuit with hue/gain control and frequency conversion mechanisms
A color signal processing circuit of a camera DSP chip for use with a CCD includes a matrix circuit for converting color signals from the CCD into R-G and B-G signals, a hue/gain controlling... |