| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 348459000 | Changing number of fields for standard conversion | 21 |
| 20080198264 | METHODS AND SYSTEMS FOR IMPROVING LOW RESOLUTION AND LOW FRAME RATE VIDEO - Systems and methods are provided for improving the visual quality of low resolution and/or low frame rate video content displayed on large-screen displays. A video format converter may be used to process a low resolution and/or low frame rate video signal from a media providing device before the video is displayed. The video format converter may detect the true resolution of the video and deinterlace the video signal accordingly. The video format converter may also determine the frame rate of a video and may increase the frame rate if the received frame rate is below a certain threshold. For videos that are also low in quality, the video format converter may reduce compression artifacts and apply techniques to enhance the appearance of the video. | 08-21-2008 |
| 20080303941 | PICTURE PROCESSING APPARATUS, PICTURE PROCESSING METHOD, PICTURE DATA STORAGE MEDIUM AND COMPUTER PROGRAM - In an apparatus and a method for executing generation and reproduction processing of picture data suitable for picture display devices having differing processable frame rates, low frame rate picture data is generated on the basis of a plurality of temporally continuous pictures having a high frame rate to provide picture data having a plurality of layers. Decimated data may be set as the high frame rate layer data. In this manner, the quantity of data to be transmitted or stored is reduced. | 12-11-2008 |
| 20090059068 | IMAGE DISPLAY DEVICE AND METHOD - In an image display device having a frame rate converting (FRC) portion, it is possible to prevent image degradation of a combined image display portion such as an OSD and PinP attributed to the FRC process. The image display device includes: an FRC portion | 03-05-2009 |
| 20090122188 | IMAGE DISPLAY DEVICE AND METHOD - An image display device comprising a frame rate converting (FRC) portion can prevent image degradation at a screen boundary part attributed to the FRC processing when displaying an image obtained by combining a plurality of screens. The image display device comprises an FRC portion | 05-14-2009 |
| 20090153733 | METHOD AND APPARATUS FOR INTERPOLATING IMAGE - Provided are a method and apparatus for interpolating an image, that improve frequency characteristics of a motion compensated interpolation by combining motion compensation and a de-blurring filter. The image interpolation method includes: estimating a motion vector between adjacent frames; determining a location of a pixel that is to be interpolated between adjacent frames based on the estimated motion vector; selecting values of candidate pixels of the location of the pixel that is to be interpolated; and filtering the values of the candidate pixels by applying each filter coefficient according to locations of pixels to the values of the candidate pixels. | 06-18-2009 |
| 20090161011 | FRAME RATE CONVERSION METHOD BASED ON GLOBAL MOTION ESTIMATION - Embodiments of a frame rate conversion (FRC) method use two or more frames to detect and determine their relative motion. An interpolated frame between the two frames may be created using a derived motion, a time stamp given, and consecutive frame data. Global estimation of each frame is utilized, resulting in reduced occlusion, reduced interpolation artifacts, selective elimination of judder, graceful degradation, and low complexity. | 06-25-2009 |
| 20090268089 | IMAGE DISPLAYING DEVICE AND METHOD - It is an object to prevent the image quality deterioration of a moving image likely to include a plurality of the same consecutive images such as a movie video image or a CG video image due to the motion-compensated frame rate conversion (FRC) processing. An image displaying device is provided with an FRC portion ( | 10-29-2009 |
| 20090273710 | IMAGE PROCESSING METHODS AND SYSTEMS FOR FRAME RATE CONVERSION - An image processing method for frame rate conversion, comprising: receiving a stream of input pictures at an input frame rate, at least some of the input pictures being new pictures, the new pictures appearing within the stream of input pictures at an underlying new picture rate; generating interpolated pictures from certain ones of the input pictures; outputting a stream of output pictures at an output frame rate, the stream of output pictures including a blend of the new pictures and the interpolated pictures, the interpolated pictures appearing in the stream of output pictures at an average interpolated picture rate; and causing a variation in the average interpolated picture rate in response to detection of a variation in the underlying new picture rate. | 11-05-2009 |
| 20100007789 | IMAGE DISPLAYING DEVICE AND METHOD, AND IMAGE PROCESSING DEVICE AND METHOD - Deterioration of the image quality of a moving image which is deteriorated due to a motion-compensated frame rate conversion (FRC) processing is prevented. An image display device comprises an FRC portion ( | 01-14-2010 |
| 20100013992 | METHOD AND SYSTEM FOR DETECTING MOTION AT AN INTERMEDIATE POSITION BETWEEN IMAGE FIELDS - A method and system for detecting motion at a temporal intermediate position between image fields is provided. One implementation involves detecting an uncovering area in the temporal intermediate position in an image field; determining a motion vector candidate, in place of a current original motion vector, for the temporal intermediate position with a detected uncovering area; and determining a motion vector representing motion at the temporal intermediate position by combining the candidate motion vector with a current original motion vector for the temporal intermediate position. Erroneous motion vectors in uncovering areas are eliminated. | 01-21-2010 |
| 20100013993 | PULLDOWN FIELD DETECTOR - A system and method for detecting the presence and location of pull-down fields in a video field stream. Various aspects of the present invention may comprise method steps and circuit structure for generating an array of variance indications, each of which represents a degree of variance between two video fields in the video field stream. Various aspects may comprise comparing the array of variance indications to a pattern to detect a pull-down field in the video field stream. Various aspects may comprise comparing corresponding portions of video fields and generating a histogram of differences between the corresponding portions. Various aspects may comprise generating an indication of variance of the histogram and analyzing the indication of variance. Various aspects may comprise analyzing an array of such indications of variance and may comprise comparing the array of such indications to a pattern or plurality of patterns. | 01-21-2010 |
| 20100026891 | IMAGE SIGNAL PROCESSING APPARATUS AND METHOD THEREOF - An image signal processing unit and an image signal processing method thereof An image signal processing unit estimates motion characteristics of an input image, and adjusts a phase of an interpolation frame according to the motion characteristics when converting a frame rate. Accordingly, linearity can be maintained according to the motion characteristics of an input image, and the frame rate can be converted without generating noise such as halo artifacts. | 02-04-2010 |
| 20100039557 | IMAGE DISPLAYING DEVICE AND METHOD, AND IMAGE PROCESSING DEVICE AND METHOD - It is an object to prevent the image quality deterioration of a moving image likely to include a plurality of the same consecutive images such as a movie video and an animation video due to the motion-compensated frame rate conversion (FRC) processing. An image displaying device is provided with an FRC portion ( | 02-18-2010 |
| 20100141832 | Method of Converting Frame Rate of Video Signal - A method of converting a frame rate of a video signal includes the steps of: receiving a pulldown film sequence existing in or converted from a sequence of successive-in-time frames of the video signal, in which the pulldown film sequence comprises a plurality of diverse original frames each having a corresponding number of duplicate frames; modifying the original frames; performing estimation of at least one motion vector associated with the modified original frames; and interpolating new frames between the modified original frames in accordance with the motion vector. | 06-10-2010 |
| 20100328530 | VIDEO DISPLAY APPARATUS - A video display apparatus is provided wherein even for ones, such as 32 pulldown and 22 pulldown, in which since the motion range of an original material is wide, there is a high probability of degradation of the precision of detected vectors, the processing time is effectively used to enhance the precision of detected vectors, thereby generating interpolated pictures having higher qualities. A liquid crystal display apparatus has a means ( | 12-30-2010 |
| 20110109796 | Frame Rate Conversion Using Motion Estimation and Compensation - Frame rate conversion may be implemented using motion estimation results. Specifically, as part of the motion estimation, pixels may be labeled based on the number of matching pixels in subsequent frames. For example, pixels may be labeled as to whether they have no matching pixels, one matching pixels, or multiple matching pixels. The motion estimation and pixel labeling may then be used to interpolate pixels for frame rate conversion. | 05-12-2011 |
| 20120162508 | VIDEO DATA CONVERSION APPARATUS - A video data conversion apparatus can convert inputted video data in a predetermined scanning format into video data in another scanning format. The inputted video data in the predetermined scanning format is video data at 60 fields per second in a 4:2:2:2 format. The video data in the 4:2:2:2 format is video data in a format where four fields generated from one original image, two fields generated from a next original image, two fields generated from a further next original image, and two fields generated from a further next original image appear periodically in this order. The video data conversion apparatus includes a conversion unit operable to convert the inputted video data into video data at 60 frames per second in a 3:2 pulldown format. | 06-28-2012 |
| 20120249873 | VIDEO SIGNAL PROCESSING APPARATUS - The object is to provide a video signal processing apparatus capable of minimizing overtaking of fields of a video signal and continuous display of the video signal of the same field and reducing degradation in image quality of the output video signal. The apparatus has a field signal holding section | 10-04-2012 |
| 20140362289 | METHOD AND APPARATUS FOR INCREASING FRAME RATE OF AN IMAGE STREAM USING AT LEAST ONE HIGHER FRAME RATE IMAGE STREAM - An image processing system comprises an image processor configured to obtain a first image stream having a first frame rate and a second image stream having a second frame rate lower than the first frame rate, to recover additional frames for the second image stream based on existing frames of the first and second image streams, and to utilize the additional frames to provide an increased frame rate for the second image stream. Recovering additional frames for the second image stream based on existing frames of the first and second image streams illustratively comprises determining sets of one or more additional frames for insertion between respective pairs of consecutive existing frames in the second image stream in respective iterations. | 12-11-2014 |
| 20150062427 | CONVERSION OF VIDEO FRAME RATE - A video frame rate converter has a temporal synchronisation analyser for dividing the input video sequence into successive groups of frames each of N | 03-05-2015 |
| 20160182852 | DE-INTERLACING AND FRAME RATE UPCONVERSION FOR HIGH DEFINITION VIDEO | 06-23-2016 |
