|
Match
|
Document |
Document Title |
|
|
8179478 |
System for adjusting color image quality and method thereof
A system for adjusting color image quality includes converting color video signal sources into component video signals including a luminance signal and chrominance signals. A signal axis rotation...
|
|
|
8155438 |
Apparatus and method for adjusting inputted color concerning total and specific colors
A specific color-adjusting stage adjusts data of an inputted color with respect to a specific color. A total color-adjusting stage adjusts the data of the inputted color with respect to a total...
|
|
|
8154613 |
Signal processing apparatus and method for reducing jaggedness on color image edge and image sensing apparatus having same
In a signal processing apparatus for processing an image signal, a hue difference between adjoining pixels is detected by a color image edge detector, and an aperture control main gain circuit...
|
|
|
8068686 |
Image recording apparatus, image recording method, image processing apparatus, image processing method and image processing system
An image recording apparatus includes an imaging section which images a subject to obtain imaging data. An image quality information acquiring section acquires a plurality of sets of information...
|
|
|
8049765 |
Color gamut mapping and liquid crystal display device using the same
A color gamut mapping method, which is capable of minimizing a color difference perceived by a person, preventing brightness and contrast from deteriorating, and improving color reproducibility,...
|
|
|
8045062 |
Contour free point operation for video skin tone correction
A method for color tone correction is disclosed. The method generally includes the steps of (A) generating a plurality of first intermediate components by scaling a plurality of first color...
|
|
|
8018533 |
Independent chrominance control method and system for images
A method and system for adjusting selected colors of an image is presented. A chrominance adjustment system in accordance with one embodiment of the present invention, determines whether the color...
|
|
|
7986852 |
Image processing apparatus and method for adjusting a lightness and an input image
The invention discloses an image processing apparatus for adjusting the lightness of an input image which has a hue. The image processing apparatus includes a look-up table, a processing unit and...
|
|
|
7961257 |
Color adjusting apparatus, display apparatus, printing apparatus, image processing apparatus, color adjustment method, GUI display method, and program
A color adjusting apparatus includes a first storage unit for storing information indicating a hue (color phase) range arbitrarily designated in a hue space, a second storage unit for storing an...
|
|
|
7911540 |
Tone conversion apparatus, image display apparatus using the same, and tone conversion method
In a tone conversion apparatus, a decision-processing section sequentially detects a signal level difference between pixels of an image in a predetermined direction thereof by using the image...
|
|
|
7903178 |
Color management unit
A color management unit is architected to achieve higher-quality appearance used in various video formats and to enable improvements in picture contrast and colorfulness. The color management unit...
|
|
|
7894001 |
Hue adjusting system and method thereof
The present invention provides a hue control system for adjusting a hue of a specified color. The system includes a hue determining circuit and a hue adjusting circuit. The hue determining circuit...
|
|
|
7834936 |
Blue stretch using restricted color range and soft transition boundary
System and method for increasing the blue component of white and near white pixels while avoiding hard transitions and without affecting flesh-tone colors. Pixels that are bright enough and fall...
|
|
|
7821580 |
Contour free point operation for video skin tone correction
A method for a color tone correction is disclosed. The method generally includes the steps of (A) generating a plurality of first intermediate components by scaling a plurality of first color...
|
|
|
7813003 |
Method and apparatus of color conversion
A method and an apparatus of color-space conversion are provided herein. When adjustment of saturation and/or hue is performed on a RGB color signal, pixel luminance will be influenced to some...
|
|
|
7773804 |
Apparatus for adjusting specific color attributes and method thereof
An apparatus for adjusting specific color attributes is provided. Wherein, the color space transforming unit receives a color input signal with R, G and B color attributes, and transforms it into a...
|
|
|
7773259 |
Hue adjusting device
The invention provides a hue adjusting device. When one color axis including different hues is being adjusted by the user, the hue adjusting device will rotate each of the different hue angles in...
|
|
|
7746411 |
Color management unit
A color management unit is architected to achieve higher-quality appearance used in various video formats and to enable improvements in picture contrast and colorfulness. The color management unit...
|
|
|
7714938 |
Enhancement of video images by boost of secondary colors
A method for enhancing a video image by processing a video signal includes inputting a video signal and boosting color saturation or lightness of the video signal as a its hue gets closer to a...
|
|
|
7667781 |
Picture quality adjusting device and a television set having a picture quality adjusting device
A television set carries out communications with a remote control. When the television set displays a picture based on a picture signal subjected to quality adjustment, a signal level of a quality...
|
|
|
7639263 |
Fast filtered YUV to RGB conversion
The values of each possible component output R, G, and B may be pre-computed for all values of each possible component input Y, U, and V. Each contribution of Y, U, and V input may then be loaded...
|
|
|
7633555 |
Method and device for automatic color correction
A method and a device for automatic color correction by defining an operation window, a target window, and an active region bounded by the preceding windows so as to adjust chroma values in the...
|
|
|
7630020 |
Image processing apparatus and its method
To obtain a dodging-like effect in moving-image data without expensive extraction of low-frequency components in playback, for a color-correction frame which does not refer to another frame,...
|
|
|
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...
|
|
|
7583318 |
Apparatus and method for controlling hue and luminance in image display device
An apparatus for converting input image signals into image signals that can be displayed in an image display device. The image display device includes a color space converter converting color...
|
|
|
7483082 |
Method and system for automatic color hue and color saturation adjustment of a pixel from a video source
A method for automatically adjusting chrominance data of an input pixel from a color video signal includes receiving and temporarily storing the chrominance data of the input pixel in a...
|
|
|
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...
|
|
|
7477286 |
Rectangular gamut display
A system for providing an easily usable composite legality and component gamut display translates a video input signal into a plurality of component and composite format signals. A user selects...
|
|
|
7460181 |
Blue stretch using restricted color range and soft transition boundary
System and method for increasing the blue component of white and near white pixels while avoiding hard transitions and without affecting flesh-tone colors. Pixels that are bright enough and fall...
|
|
|
7450183 |
Method and apparatus for compensating for luminance of color signal
A method and apparatus for compensating for the luminance of a color signal. The luminance compensation method includes obtaining an allowable luminance ratio of a color signal, obtaining a...
|
|
|
7423696 |
Concurrent luminance-saturation adjustment of digital images
Brightness of a plurality of pixels in a digital image is adjusted directly in a luminance-chrominance color space. Luminance and saturation are adjusted concurrently without changing hue of the...
|
|
|
7408558 |
Laser-based display having expanded image color
A method for displaying a color image by providing a color image display apparatus having at least three narrow-band emissive light sources that define a display color gamut. Image data values are...
|
|
|
7405771 |
Method and device for independent color management
The present invention discloses a method and a device for independent color management by using a look-up table (LUT) so as to adjust the color saturation of a single color independently. The...
|
|
|
7397588 |
Generation of hue slice table for gamut mapping
A table representing a color gamut for a device for use in a color management system where colors are represented in a color appearance space comprises data representing a collection of hue slices...
|
|
|
7382415 |
Color correction processing circuit by each hue
The object of the present invention is to provide a color correction process designed for enabling all the hues in the image properly corrected without leaving any uncorrected range; the inputted...
|
|
|
7355611 |
Method and arrangement for improving image quality on a display of an imaging device
In the method and arrangement, a value of at least one image parameter of a liveview scene that is displayed on an imaging device display is determined. Based on the determined image parameter...
|
|
|
7352409 |
Blue stretch circuit and level detection circuit
A blue stretch circuit of this invention has a first voltage detection circuit and a second voltage detection circuit, each of which detects that an amount of each of the first and the second color...
|
|
|
7348992 |
Apparatus for and method of color compensation
An apparatus for color compensation includes a chroma deflection generation unit to calculate a chroma deflection based on an input chroma signal and a predetermined first reference value, a hue...
|
|
|
7324118 |
Super imposed image display color selection system and method
An optimal pen color is automatically selected for a given background color based upon a predetermined relative distance in the Munsell color-order system. The predetermined distance is defined in...
|
|
|
7289164 |
System and method for color palette conversion from TV unsafe to TV safe colors
The system and software of the present invention presents a process for translating a source palette containing TV unsafe colors into a resultant modified palette containing only TV safe colors,...
|
|
|
7259798 |
Image compensation apparatus
The present invention provides an image compensation apparatus, by which a hardware structure is simplified and by which resolution of a remanded color gamut is enhanced when an inputted digital...
|
|
|
7253845 |
Color non-uniformity correction for LCOS
A method (400) and a system (100) for providing video signals to video displays includes the steps of receiving at least one input video signal (150), dithering the non-uniformity color correction...
|
|
|
7248288 |
Signal processing apparatus and method for reducing jaggedness on color image edge and image sensing apparatus having same
In a signal processing apparatus for processing an image signal, a hue difference between adjoining pixels is detected by a color image edge detector, and an aperture control main gain circuit...
|
|
|
7215366 |
Tone correcting circuit and hue correcting circuit
There are provided hue detecting means for detecting a hue component for each pixel from a first color difference signal R−Y and a second color difference signal B−Y, and gain controlling means for...
|
|
|
7199839 |
Color signal processing device for multi-primary color display and method thereof
A color signal processing apparatus for a multi-primary display with a simple circuit construction and a color signal processing method achieves a display white by more than four display primaries....
|
|
|
7196735 |
Method for determining an adjustment amount to an input chroma
A method is disclosed for determining an adjustment amount to be made to an input chroma, Cin, to squeeze the input chroma toward a region of preferred chroma, Cpref. This method involving first...
|
|
|
7193659 |
Method and apparatus for compensating for chrominance saturation
A method of color saturation compensation in a video signal is disclosed. The method includes the steps of: processing a luminance signal component of the video signal; determining whether the...
|
|
|
7190831 |
Method for squeezing an input hue toward a region of preferred hue
A method is disclosed for squeezing an input hue, Hin, toward a region of preferred hue, Hpref, having a preferred chroma, Cpref, and luminance, Lpref, to restrict the rotation effect to a point in...
|
|
|
7187799 |
Method for determining a hue adjustment to an input hue
What is disclosed is a method for determining a hue adjustment to an input hue, Hin, to squeeze the input hue toward a region of preferred hue, Hpref. The method involving defining a change in hue...
|
|
|
7139037 |
Circle correction in digital low-pass filter
A filter circuit is provided which has a filtered input and an unfiltered input. The filtered input passes through delay elements to coefficient circuitry. The unfiltered input passes to the...
|