Patent application number | Description | Published |
20080208551 | Methods and Systems for Surround-Specific Display Modeling - Embodiments of the present invention comprise systems and methods for surround-specific display modeling. | 08-28-2008 |
20100007599 | Methods and Systems for Color Preservation with a Color-Modulated Backlight - Elements of the present invention relate to systems and methods for compensating an image for backlight color variation. Some embodiments comprise compensation for color variation in RGB backlights when backlight color channels use differing gain functions. | 01-14-2010 |
20100013750 | Correction of visible mura distortions in displays using filtered mura reduction and backlight control - A display that includes at least one gray level being provided to a plurality of pixels that illuminates each of the pixels with the gray level. The display applies interpolated corrective data for the pixels so as to reduce the mura effects of said display and modifies the backlight of the display. | 01-21-2010 |
20100013751 | Correction of visible mura distortions in displays using filtered mura reduction and backlight control - A display that includes at least one gray level being provided to a plurality of pixels that illuminates each of the pixels with the gray level. The display applies interpolated corrective data for the pixels so as to reduce the mura effects of said display and modifies the backlight of the display. | 01-21-2010 |
20100053222 | Methods and Systems for Display Source Light Management with Rate Change Control - Elements of the present invention relate to systems and methods for modifying or adjusting a display source light illumination level based on power consumption goals. In some embodiments, a rate control parameter may be used to limit the rate at which the illumination level is varied. In some embodiments, image content analysis may be used to determine the value of the rate control parameter. | 03-04-2010 |
20100321574 | Methods and Systems for Power-Controlling Display Devices - Aspects of the present invention relate to methods and systems for controlling power consumption with a power controlling display device. Some aspects relate to a power controlling display device that receives power cost data and user preferences and generates a power consumption schedule that may control internal display components as well as connected power consuming devices. Some aspects relate to methods and systems for automatically compensating a displayed image when display backlight levels are modified due to power regulation. | 12-23-2010 |
20100321587 | Methods and Systems for Power Control Event Responsive Display Devices - Aspects of the present invention relate to methods and systems for controlling power consumption with a power controlling display device. Some aspects relate to a power controlling display device that receives a notification of a power control event that may control internal display components as well as connected power consuming devices. Some aspects relate to methods and systems for automatically compensating a displayed image when display backlight levels are modified in response to a power control event. | 12-23-2010 |
20110001757 | METHOD AND APPARATUS FOR ADJUSTING AN IMAGE TO ENHANCE DISPLAY CHARACTERISTICS - Embodiments of the present invention comprise systems, methods and devices for increasing the perceived brightness of an image. In some embodiments this increase compensates for a decrease in display light source illumination. | 01-06-2011 |
20110074803 | Methods and Systems for Ambient-Illumination-Selective Display Backlight Modification and Image Enhancement - Aspects of the present invention comprise systems and methods for determining image content characteristics, determining ambient illumination conditions, selecting an initial backlight level based on the image content characteristics and selecting a backlight compensation process to be applied to the image based on the initial backlight level. Some aspects further relate to modification of the initial backlight level based on ambient illumination conditions and some aspects further relate to modification of the image with a second process based on ambient conditions. | 03-31-2011 |
20110080423 | Temporal color liquid crystal display - A temporal based system for reducing the color artifacts of a field sequential color based liquid crystal display. | 04-07-2011 |
20110115766 | Energy efficient display system - A method for displaying an image on a display includes receiving a two dimensional image to be displayed on the display. The two dimensional image may be modified using a non-photorealistic technique and the contrast is reduced. At least one of the modifying and reducing is based upon a power usage factor. Also, the system may modify the power usage based upon audio, presence, smart meters, and brightness preservation. | 05-19-2011 |
20110115815 | Methods and Systems for Image Enhancement - Aspects of the present invention are related to systems and methods for improving content visibility on a liquid crystal display (LCD) under low-contrast viewing conditions. According to one aspect of the present invention an enhanced image may be formed by combining a key-feature map associated with an input image and a brightness-boosted version of the input image. | 05-19-2011 |
20110193870 | Off axis halo reduction - A method for modifying an image to be displayed on a display includes receiving an image to be displayed on the display having a backlight and a transmissive panel. A backlight signal is provided to the backlight for causing the backlight to selectively illuminate different portions of the backlight with different characteristics. The characteristics include at least one of a different color and a difference luminance. A panel signal is provided to the panel for causing the transmissive panel to selectively change its transmittivities. At least one of the backlight signal and the panel signal are modified in a manner to reduce off-axis artifacts in selected regions of the display. | 08-11-2011 |
20110216172 | Cross talk reduction technique - A method for reducing cross talk for a video displayed on a liquid crystal display includes addressing a portion of the liquid crystal display with data for first and second frames for a left view and a right view of a stereoscopic pair of images while a backlight of the liquid crystal display is free from illuminating the liquid crystal display. Illuminating the addressed portion of the display for the left view and the right view with the backlight after the addressing of the liquid crystal display. Wherein the addressing and the illumination occurs within respective frames of the video. | 09-08-2011 |
20110291919 | OFF AXIS HALO MITIGATION - A method for modifying an image to be displayed on a display includes receiving an image to be displayed on the display having a backlight and a transmissive panel. A backlight signal is provided to the backlight for causing the backlight to selectively illuminate different portions of the backlight with different characteristics. The characteristics include at least one of a different color and a difference luminance. A panel signal is provided to the panel for causing the transmissive panel to selectively change its transmittivities. At least one of the backlight signal and the panel signal are modified in a manner to reduce off-axis artifacts. | 12-01-2011 |
20110310071 | ENERGY EFFICIENT DISPLAY SYSTEM - A display for that includes an ambient light sensor suitable to receive ambient light such that the display modifies its power usage based upon the amount of light sensed by the ambient light sensor. An energy interface receives an energy signal from a location remote to the display indicative of energy usage. The energy interface, in response to the energy signal, modifies the amount of light received by the ambient light sensor. | 12-22-2011 |
20120062709 | SYSTEM FOR CROSSTALK REDUCTION - A display includes receiving a first image and a second image to be displayed on the display in order to provide a stereoscopic scene to a viewer. The first image is modified in such a manner so as to reduce the appearance of crosstalk. | 03-15-2012 |
20120162245 | AMBIENT ADAPTIVE ILLUMINATION OF A LIQUID CRYSTAL DISPLAY - A system for modification of an image to be displayed on a display includes receiving an input image and adjusting a luminance level for a backlight of the display for displaying the input image based upon an ambient lighting level and a visual system responsive model to the ambient lightening level. | 06-28-2012 |
20120183044 | VIDEO DECODER WITH REDUCED DYNAMIC RANGE TRANSFORM WITH MEMORY STORING - A method for decoding video includes receiving quantized coefficients representative of a block of video representative of a plurality of pixels. The quantized coefficients are dequantized based upon a function of a remainder. The dequantized coefficients are inverse transformed to determine a decoded residue. | 07-19-2012 |
20120183045 | VIDEO DECODER WITH REDUCED DYNAMIC RANGE TRANSFORM INCLUDING CLIPPING - A method for decoding video includes receiving quantized coefficients representative of a block of video representative of a plurality of pixels. The quantized coefficients are dequantized based upon a function of a remainder. The dequantized coefficients are inverse transformed to determine a decoded residue. | 07-19-2012 |
20120183046 | VIDEO DECODER WITH REDUCED DYNAMIC RANGE TRANSFORM WITH INVERSE TRANSFORM SHIFTING MEMORY - A method for decoding video includes receiving quantized coefficients representative of a block of video representative of a plurality of pixels. The quantized coefficients are dequantized based upon a function of a remainder. The dequantized coefficients are inverse transformed to determine a decoded residue. | 07-19-2012 |
20120183047 | VIDEO DECODER WITH REDUCED DYNAMIC RANGE TRANSFORM WITH INVERSE TRANSFORM CLIPPING - A method for decoding video includes receiving quantized coefficients representative of a block of video representative of a plurality of pixels. The quantized coefficients are dequantized based upon a function of a remainder. The dequantized coefficients are inverse transformed to determine a decoded residue. | 07-19-2012 |
20120183048 | VIDEO DECODER WITH REDUCED DYNAMIC RANGE TRANSFORM WITH MULTIPLE CLIPPING - A method for decoding video includes receiving quantized coefficients representative of a block of video representative of a plurality of pixels. The quantized coefficients are dequantized based upon a function of a remainder. The dequantized coefficients are inverse transformed to determine a decoded residue. | 07-19-2012 |
20120188463 | TELEVISION WITH COUPLED ELECTRICAL POWER - A display device includes power management by including a first input suitable to receive electrical power from an outlet for providing power for the operation of the display device. The display device includes a second input, separate from the first input, suitable to receive electrical power from an external battery source for providing power for the operation of the display device. The display device includes an internal battery source enclosed within the display device suitable for providing power for the operation of the display device. A source select is enclosed within the display device that selects power from at least one of the first input, the second input, and the internal battery for providing power for the operation of the display device. A processor receives video content from a video source and selectively modifies a backlight of the display device based upon the power source selected by the source select in such a manner as to reduce the power consumption of the display device. The processor may additionally change the media playback behavior to decode and playback only some of the video frames to reduce the power consumption of decoder and display device. | 07-26-2012 |
20120230395 | VIDEO DECODER WITH REDUCED DYNAMIC RANGE TRANSFORM WITH QUANTIZATION MATRICIES - A method for decoding video comprising receiving quantized coefficients representative of a block of video representative of a plurality of pixels. The quantized coefficients are dequantized and applying a modification to the dequantized coefficients based upon a quantization matrix. Then inverse transforming the dequanized coefficients to determine a decoded residue. | 09-13-2012 |
20120257870 | SYSTEM FOR POWER ALLOCATION - A battery powered device including power management includes a display, a processor, a video decoder, a networking circuit, and a power allocation process. The power allocation process modifies the power used to process a video by jointly selecting a lower power usage based upon selectively dropping frames to be decoded by the video decoder, and selectively decreasing the illumination of a backlight of the display. | 10-11-2012 |
20120307889 | VIDEO DECODER WITH DYNAMIC RANGE ADJUSTMENTS - A system for decoding video including receiving quantized coefficients representative of a block of video representative of a plurality of pixels and dequantizing the quantized coefficients. Inverse transforming the dequantized coefficients to determine a decoded residue wherein the dequantized coefficients are modified prior to the inverse transforming based upon a predicted dynamic range output of the inverse transform. | 12-06-2012 |
20120307891 | DECODER WITH DYNAMIC RANGE COMPENSATION - A system for decoding video including receiving quantized coefficients representative of a block of video representative of a plurality of pixels and dequantizing the quantized coefficients. The system inverse transform the dequantized coefficients using a first one dimensional inverse transform and a second one dimensional inverse transform to determine a decoded residue where the result of the first one-dimensional inverse transform are shifted different amounts using a shifting process based upon the magnitude of the dequantized coefficients. | 12-06-2012 |
20130057519 | DISPLAY REFRESH SYSTEM - A display refresh system for video includes a refresh process that selects between two processes. A first process refreshes the entire display with a frame of the video based upon a change between frames of the video which is not based on explicit image motion. A second process refreshes a selected subset of the display based upon pixels of the display that have changed. | 03-07-2013 |
20130060391 | ENERGY MANAGEMENT SYSTEM - An energy management system includes a controller that receives a signal representative of current electrical generation. A storage source stores energy from the current electrical generation associated with the controller. The controller predicts the amount of storage of energy in said storage source over time, receives pricing information, includes a model of a temperature system of a building, and includes a comfort model of a user. The controller selects a desirable temperature based upon the current electrical generation, the stored energy, the pricing information, the building model, and the comfort model. | 03-07-2013 |
20130060392 | ENERGY PREDICTION SYSTEM - An energy management system includes a controller receiving electrical pricing information from an electrical utility company, measuring electrical power usage of a customer, and providing the electrical power usage to the electrical utility company. The controller is suitable to receive information regarding energy storage of a customer's electrical power storage and receive power information regarding a power generation source of the customer. The controller modifies the power usage of the energy management system based upon the pricing information, the electrical power usage, the energy storage, the power information, wherein the pricing information includes a plurality of temporal pricing levels and a temporal peak pricing level. | 03-07-2013 |
20130114685 | VIDEO DECODER WITH CONSTRAINED DYNAMIC RANGE - A technique for decoding video including receiving quantized coefficient level values representative of a block of video representative of a plurality of pixels and a quantization parameter related to the block of video. The technique includes de-quantizing the quantized coefficient level values based upon the quantized coefficient level values and the quantization parameter only if the quantized coefficient level values and the quantization parameter are jointly within a predefined range of acceptable values. The technique also includes inverse transforming the dequantized coefficients to determine a decoded residue. | 05-09-2013 |
20130114688 | Video Decoder with Constrained Dynamic Range - A technique for decoding video including receiving quantized coefficient level values representative of a block of video representative of a plurality of pixels and a quantization parameter related to the block of video, and an inverse quantization scaling factor and an offset scaling factor related to a frame or slice of video. The technique includes de-quantizing the quantized coefficient level values based upon the quantized coefficient level values, the quantization parameter, the inverse quantization scaling factor, and the offset scaling factor. The technique also includes inverse transforming the dequantized coefficients to determine a decoded residue. | 05-09-2013 |
20130114728 | VIDEO DECODER WITH CONSTRAINED DYNAMIC RANGE - A technique for decoding video including receiving quantized coefficient level values representative of a block of video representative of a plurality of pixels and a quantization parameter related to the block of video. The technique includes de-quantizing the quantized coefficient level values based upon the quantized coefficient level values and the quantization parameter only if the quantized coefficient level values and the quantization parameter are jointly within a predefined range of acceptable values. The technique also includes inverse transforming the dequantized coefficients to determine a decoded residue. | 05-09-2013 |
20130114729 | VIDEO DECODER WITH CONSTRAINED DYNAMIC RANGE - A decoder that decodes video receives a bitstream containing quantized coefficient level values representative of a block of video representative of a plurality of pixels and a quantization parameter related to the block of video. A de-quantizer of the decoder de-quantizing the quantized coefficient level values based upon the quantized coefficient level values, the quantization parameter, and a weighting matrix. The decoder inverse transforming the dequantized coefficients to determine a decoded residue, where the quantized coefficient level values provided to the de-quantizer do not contain data that results in any quantized element level value that exceeds the range of integer values from −2 | 05-09-2013 |
20130187937 | ELECTRONIC DEVICES CONFIGURED FOR ADAPTING REFRESH BEHAVIOR - A method for adapting refresh behavior on an electronic device is described. The method includes operating according to an adaptive state that adapts a refresh rate for a display based on at least one frame. The method additionally includes transitioning from the adaptive state to a self refresh state based on a first self refresh state indication. The method further includes transitioning from the self refresh state to the adaptive state based on a second self refresh state indication. | 07-25-2013 |
20130188734 | HIGH THROUGHPUT BINARIZATION (HTB) METHOD FOR CABAC IN HEVC - An electronic device configured for high throughput binarization mode is described. The electronic device includes a processor and instructions stored in memory that is in electronic communication with the processor. The electronic device obtains a block of transformed and quantized coefficients (TCQs). The electronic device determines whether a high throughput binarization mode condition is met. If the condition is met, the electronic device uses the high throughput binarization mode to process the block. If the condition is not met, the electronic device does not use the high throughput binarization mode to process the block. The electronic device transmits the generated first or second bitstream to a decoder. | 07-25-2013 |
20130257886 | SYSTEM FOR IMAGE ENHANCEMENT - A system for improving content visibility on a display under low-contrast viewing conditions. | 10-03-2013 |
20130257887 | SYSTEM FOR IMPROVED IMAGE ENHANCEMENT - A system for improving content visibility on a display under low-contrast viewing conditions using an image separation technique. | 10-03-2013 |
20130272618 | DEVICES FOR IDENTIFYING A LEADING PICTURE - An electronic device for indicating a leading picture is described. The electronic device includes memory in communication with a processor and instructions stored in the memory. The electronic device encodes a first picture. The electronic device further determines whether a leading picture is present. The electronic device further generates an explicit leading picture indicator if a leading picture is present. The electronic device further sends the explicit leading picture indicator if a leading picture is present. | 10-17-2013 |
20130274935 | System and Method for Energy Storage Management - A method is provided for efficiently managing energy consumption using stored energy. The method accepts input energy (e.g., from a power utility) and maintains a record of energy consumption. An energy consumption peak is predicted in response to analyzing the record of energy consumption, and the input energy is augmented with stored energy during the predicted energy consumption peaks. More explicitly, a peak shaving value is selected based on a fraction of the predicted energy consumption peak, and the stored energy is used when energy consumption exceeds the peak shaving value. In one aspect, after a determination is made to use stored energy, it is simply used while it is available. Otherwise, it is supplied based upon an analysis of a predicted value of the stored energy. | 10-17-2013 |
20130335309 | ELECTRONIC DEVICES CONFIGURED FOR ADAPTING DISPLAY BEHAVIOR - A method for adapting display behavior on an electronic device is described. The method includes obtaining an image. The method also includes determining a backlight level based on the image. The method further includes determining a compensated image based on the image and the backlight level. The method additionally includes determining a refresh indicator based on the image. The method also includes determining pixel data based on the backlight level, the compensated image and the refresh indicator. The method further includes sending the pixel data, the refresh indicator and the backlight level. | 12-19-2013 |
20130335578 | Ambient Adaptive Objective Image Metric - A system and method are provided for measuring image quality using an ambient adaptive objective brightness metric. The method accepts an electronically formatted original image (I), and also accepts an electronically formatted brightened image (B), obtained by modifying the original image. For example, the brightened image (B) may be an illumination-modified original image. The method also accepts a relative ambient illumination value (λ). A dynamic reference AI=Iλ is generated, and the brightened image (B) is compared to the dynamic reference (AI). | 12-19-2013 |
20140016880 | SYSTEM FOR HIGH AMBIENT IMAGE ENHANCEMENT - A system for improving content visibility on a display under low-contrast viewing conditions using an image process technique. | 01-16-2014 |
20140045543 | DEVICES FOR ALLOCATING POWER FOR UPLINK TRANSMISSION - A User Equipment (UE) for allocating power for uplink transmission to an evolved Node B (eNB) is described. The UE includes a processor and memory that is in electronic communication with the processor. Executable instructions are stored in the memory. The UE obtains a power headroom. The UE also obtains a threshold. Also, the UE reduces power consumption if the power headroom is less than the threshold. The power headroom is based on the difference between a maximum uplink transmit power and an estimated uplink transmit power. | 02-13-2014 |
20140086316 | VIDEO COMPRESSION WITH COLOR SPACE SCALABILITY - An image decoder includes a base layer to decode at least a portion of an encoded video stream into a first image having a first image format. The image decoder can generate a color space prediction by scaling a color space of the first image from the first image format into a color space corresponding to a second image format. The image decoder includes an enhancement layer to decode the encoded video stream to generate a second image in the second image format based, at least in part, on the color space prediction. | 03-27-2014 |
20140092961 | SIGNALING DECODER PICTURE BUFFER INFORMATION - A system for decoding a video bitstream includes receiving a frame of the video that includes at least one slice and at least one tile and where each of the at least one slice and the at least one tile are not all aligned with one another. | 04-03-2014 |