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Class Information
Number: 348/910
Name: Television > Flicker reduction
Description: Art collection of television signal processing circuits that are designed to reduce flicker when the signal is displayed on a conventional receiver.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
5063437 Method and apparatus for processing a color video signal Nov. 5, 1991
5041904 Video signal processing circuit Aug. 20, 1991
5029001 NTSC compatible TV signal transmitting system for improving vertical resolution Jul. 2, 1991
5019908 Apparatus and method for reducing flickering in a still video frame in a digital image processing system May. 28, 1991
5019904 Scan converter with adaptive vertical filter for single bit computer graphics systems May. 28, 1991
5016103 Spatial scan converter with vertical detail enhancement May. 14, 1991
5007407 Endoscope having picture image freeze device Apr. 16, 1991
4999706 Teletext decoders with inhibit means for precluding over-writing codes in page memory Mar. 12, 1991
4996595 Flicker reduction apparatus Feb. 26, 1991
4992877 Image pickup apparatus with supervision of noise level differences between fields Feb. 12, 1991
4963965 Method of and arrangement for converting the temporal rate of high definition television pictures and television picture decoder comprising such an arrangement Oct. 16, 1990
4947251 Suppression of flicker effects in a television receiver Aug. 7, 1990
4933748 Apparatus for processing a color video signal Jun. 12, 1990
4928171 Video assist system for motion-picture camera May. 22, 1990
4894724 System and method for producing a flicker-free video image Jan. 16, 1990
4851908 Field number doubling circuit for a television signal Jul. 25, 1989
4851907 Picture display device including a field number conversion circuit Jul. 25, 1989
4831442 Control circuit for a memory array May. 16, 1989
4825288 Method and apparatus for processing video signals Apr. 25, 1989
4799105 Modified technique for suppression of flicker in interlaced video images Jan. 17, 1989
4795947 Device for eliminating the interline flicker Jan. 3, 1989
4788540 Raster scan image data display controller including means for reducing flickering Nov. 29, 1988
4782269 Sawtooth generator with s-correction Nov. 1, 1988
4774588 Flickerless television camera Sep. 27, 1988
4769699 Control circuit for a video camera and method for controlling a video camera Sep. 6, 1988
4761686 TV receiver having freeze field display Aug. 2, 1988
4701793 Television display system with flicker reduction processor Oct. 20, 1987
4686573 Charge transfer type image pickup apparatus for producing field-interlaced video signals Aug. 11, 1987
4683497 Television receiver for flicker-free reproduction of an interlaced video signal Jul. 28, 1987
4680632 Television display system with flicker reduction processor having burst locked clock and skew correction Jul. 14, 1987
4680631 Television composite video signal processing circuit Jul. 14, 1987
4672446 Television receiver having interlaced scanning with doubled field frequency Jun. 9, 1987
4670787 Suppression of field-rate brightness variations for a television camera Jun. 2, 1987
4651209 Television display system with increased field frequency Mar. 17, 1987
4644407 Display systems Feb. 17, 1987
4626910 Circuit for preventing flicker attributable to field signal-frame signal conversion Dec. 2, 1986
4625239 Television circuit for picture flicker correction Nov. 25, 1986
4607282 Television circuit for the reduction of flicker on a display Aug. 19, 1986
4604651 Television circuit arrangement for field and line frequency doubling and picture part magnification Aug. 5, 1986
4568964 Color television picture display device having a flicker reduction circuit Feb. 4, 1986
4556851 Reduction of noise in signal from charge transfer devices Dec. 3, 1985
4518984 Device for flicker-free reproduction of television pictures and text and graphics pages May. 21, 1985
4514765 Solid-state image sensor Apr. 30, 1985
4506298 Method and apparatus for displaying objects on an interlaced raster scan television screen Mar. 19, 1985
4486779 Apparatus to display graphic messages transmitted by videotext systems Dec. 4, 1984
4455572 Flicker free stretched grams Jun. 19, 1984
4451848 Television receiver including a circuit for doubling line scanning frequency May. 29, 1984
4412251 Flicker preventing circuit Oct. 25, 1983
4400719 Television display system with reduced line-scan artifacts Aug. 23, 1983
4364090 Method for a compatible increase in resolution in television systems Dec. 14, 1982

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