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Class Information
Number: 348/625
Name: Television > Image signal processing circuitry specific to television > Transition or edge sharpeners
Description: Subject matter including a specific circuitry for reducing the time of the amplitude transitions or for increasing the size of the amplitude transition.










Sub-classes under this class:

Class Number Class Name Patents
348/630 Color television processing 187
348/627 Including processing to prevent the addition of noise (e.g., coring enhancement signal, noise responsive peaking control) 167
348/626 Scanning velocity modulation 56
348/628 Vertical transition 74


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8687124 Signal processing device, integrated circuit, control program, and computer readable recording medium Apr. 1, 2014
8687123 Video signal processing Apr. 1, 2014
8675133 Video source resolution detection Mar. 18, 2014
8670074 Projector, projection method, and storage medium storing program Mar. 11, 2014
8670073 Method and system for video noise filtering Mar. 11, 2014
8665377 Video information processing apparatus and recording medium having program recorded therein Mar. 4, 2014
8659618 Noise-robust edge enhancement system and method for improved image sharpness Feb. 25, 2014
8648967 Video signal processing device and method Feb. 11, 2014
8643777 Pixel interpolation with edge detection based on cross-correlation Feb. 4, 2014
8639054 Image processing apparatus for noise removal and edge enhancement based on edge direction Jan. 28, 2014
RE44717 Edge detecting method Jan. 21, 2014
8634027 Video signal processing apparatus, enhancement gain generating method, and enhanced gain generating program Jan. 21, 2014
8630504 Auto-focus image system Jan. 14, 2014
8625673 Method and apparatus for determining motion between video images Jan. 7, 2014
8615036 Generating interpolated frame of video signal with enhancement filter Dec. 24, 2013
8594436 Method and circuit for detecting edge of fixed pattern Nov. 26, 2013
8587726 System and process for image rescaling using adaptive interpolation kernel with sharpness and overshoot control Nov. 19, 2013
8570443 Image processing circuit and method thereof Oct. 29, 2013
8559526 Apparatus and method for processing decoded images Oct. 15, 2013
8547481 Apparatus and method for black bar detection in digital TVs and set-top boxes Oct. 1, 2013
8547483 Image processing method and image processing apparatus Oct. 1, 2013
8514267 Method and system for enhancing standard definition video signals for display on a high definition television Aug. 20, 2013
8508672 System and method for improving video image sharpness Aug. 13, 2013
8488058 Method for setting frame rate conversion (FRC) and display apparatus using the same Jul. 16, 2013
8488063 Method and apparatus for controlling overshoot in a video enhancement system Jul. 16, 2013
8477232 System and method to capture depth data of an image Jul. 2, 2013
8456483 Image color balance adjustment for display panels with 2D subixel layouts Jun. 4, 2013
8449120 Image processing device, image display system, and image processing method May. 28, 2013
8422814 Apparatus and method for geometric distortion correction in video signals Apr. 16, 2013
8411006 Display device including scan signal line driving circuits connected via signal wiring Apr. 2, 2013
8406547 Visual processing device, visual processing method, program, display device, and integrated circuit Mar. 26, 2013
8401324 Visual processing apparatus, visual processing method, program, recording medium, display device, and integrated circuit Mar. 19, 2013
8395708 Method and system for detection and enhancement of video images Mar. 12, 2013
8391635 Noise removal device, noise removal method, and computer readable recording medium Mar. 5, 2013
8379153 Video signal processing device and a display apparatus Feb. 19, 2013
8373801 Video source resolution detection Feb. 12, 2013
8363166 Image quality improving device and method Jan. 29, 2013
8331731 Image processing method and image processing apparatus Dec. 11, 2012
8330868 Image processing apparatus Dec. 11, 2012
8319898 Edge enhancement method and apparatus Nov. 27, 2012
8311357 Visual processing device, display device, visual processing method, program, and integrated circuit Nov. 13, 2012
8310592 Signal processing apparatus, signal processing method, and program for signal processing Nov. 13, 2012
8284314 Adaptive edge enhancement using directional components from non-linear filtering Oct. 9, 2012
8279347 System of edge direction detection for comb filter Oct. 2, 2012
8279346 Frame rate converting apparatus and method thereof Oct. 2, 2012
8264615 Split edge enhancement architecture Sep. 11, 2012
8264601 Video picture format conversion method and corresponding device Sep. 11, 2012
8253862 Method and device for image sharpness adjustment Aug. 28, 2012
8251515 Projector, projection system, image display method, and image display program Aug. 28, 2012
8243200 Method and apparatus of content adaptive detailing filtering for digital pictures Aug. 14, 2012

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