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Class Information
Number: 386/2
Name: Television signal processing for dynamic recording or reproducing > Processing of color television signal for dynamic recording or reproducing > Drop-out correction
Description: Subject matter comprising means for repairing a detected unsatisfactory signal condition (e.g., loss of signal or discontinuities in a signal) by substitution or regeneration.

Sub-classes under this class:

Class Number Class Name Patents
386/3 Including switching means and delay means 41

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7753534 Projection device and projection control method Jul. 13, 2010
7471873 Method for repairing video/audio files of multimedia video/audio disks Dec. 30, 2008
7245816 Method for designing envelope detecting circuit for video signal processing integrated circuit and integrated circuit using the same Jul. 17, 2007
7200319 Recording-medium reproduction method and recording-medium reproduction apparatus Apr. 3, 2007
7082172 Digital signal gating apparatus and method in a pulse receiver system Jul. 25, 2006
6931197 Frequency modulation (FM) recording apparatus of video tape recorder Aug. 16, 2005
6525776 Information compressing apparatus and method Feb. 25, 2003
6310660 Video signal dropout detector Oct. 30, 2001
6185359 System for the multi-speed reproduction of recorded color television signals and for the correction of color sequence errors in reproduced color television signals Feb. 6, 2001
5926602 Time-base corrector circuit capable of adding color burst signal to output signal based on kind of input video signal Jul. 20, 1999
5911028 Video signal and camera signal processing apparatus Jun. 8, 1999
5900952 System for converting color image signals having high-frequency components from RGB to CMY color spaces May. 4, 1999
5841934 Method for noise suppression and noise-suppression circuit for video recorders Nov. 24, 1998
5818999 Video signal reproducing apparatus Oct. 6, 1998
5732182 Color image signal recording/reproducing apparatus Mar. 24, 1998
5666458 Reproduction error correction circuit for a video reproduction system, and the method for operating it Sep. 9, 1997
5606426 Digital time base corrector for reproducing video signals Feb. 25, 1997
5602685 Method and apparatus for interleaving data in a digital recording system Feb. 11, 1997
5587804 Reproduction error correction circuit for a video reproduction system & the method for operating it Dec. 24, 1996
5477336 Apparatus and method of recording and reproducing video signal Dec. 19, 1995
5471250 Digital time base corrector with dropout compensating function Nov. 28, 1995
5438458 Data reproducing apparatus that detects positional shifts of a control head Aug. 1, 1995
5438459 Method of processing and recording data while reproducing the same and apparatus for the method Aug. 1, 1995
5339321 Decoding signal error concealment system Aug. 16, 1994
5280396 Video signal processing apparatus for correcting time base of video signal Jan. 18, 1994
5260800 Apparatus and method for high-speed video tape duplication from master disk Nov. 9, 1993
5231680 Horizontal adaptive error concealment system for component digital television signals Jul. 27, 1993
5223946 Apparatus using comparator to detect drop-out of recorded video signal Jun. 29, 1993
5194963 Dual deck videocassette recorder system Mar. 16, 1993
5179450 Video signal processing apparatus and method for the time base compensation Jan. 12, 1993
5172240 Information signal discriminating apparatus Dec. 15, 1992
5142377 Time base correction apparatus Aug. 25, 1992
5126835 Method and apparatus for video signal dropout compensation Jun. 30, 1992
5124806 Digital pulse generator phase-locked to color television video signals and means and method for thereby compensating for tape velocity timing errors Jun. 23, 1992
5109285 Time base correction circuit for a reproduced video signal from a video tape recorder Apr. 28, 1992
5060053 Information signal processing device Oct. 22, 1991
5034823 Drop-out compensation circuit Jul. 23, 1991
5010416 Color video signal reproducing apparatus Apr. 23, 1991
4992857 System for distributing and recovering digitized composite SECAM samples in a two channel digital apparatus Feb. 12, 1991
4974063 Video signal processing device Nov. 27, 1990
4910694 Method for approximating a value which is a nonlinear function of the linear average of pixel data Mar. 20, 1990
4872170 Error detection circuit Oct. 3, 1989
4864422 Processor for video signals obtained from an information carrier such as a magnetic tape Sep. 5, 1989
4843457 Drop-out correcting luminance-chrominance signal separation circuit Jun. 27, 1989
4821123 Magnetic recording or reproduction apparatus with erasing capability Apr. 11, 1989
4783703 Television flicker preventing circuit with gamma value conversion prior to field-to-frame conversion Nov. 8, 1988
4769720 Processor for video signals obtained from an information carrier such as a magnetic tape Sep. 6, 1988
4757390 Video recorder with a magnetic recording medium in the form of a tape Jul. 12, 1988
4737862 Video signal record/playback device Apr. 12, 1988
4716565 Error concealing system for digital data Dec. 29, 1987

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