H04N 3/24
Blanking circuits
H04N3/24 (Blanking circuits) appears on 53 US grants and 8 published applications in this corpus.
Search patents in H04N- Granted patents
- 53
- Published applications
- 8
- Assignees
- 33
- Inventors
- 79
- Latest grant
- 23 Apr 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Touch sensitive method, apparatus and electronic system for reducing interferences from pixel update23 Apr 2019US 10,268,327 B2Egalax_Empia Technology Inc.
- Data access control method and apparatus30 Jan 2018US 9,883,157 B2MStar Semiconductor, Inc.
- Method and apparatus for a level-shift inverter for cathode ray tube blanking7 Oct 2008US 7,432,671 B1National Semiconductor Corporation
- Line blanker system8 May 2007US 7,215,357 B1Vrex, Inc.
- Method and circuit for spot-killer control in cathode-ray tube18 Apr 2006US 7,030,908 B2Orion Electric Co., Ltd.
- Touch Sensitive Method, Apparatus and Electronic System for Reducing Interferences from Pixel Update23 Nov 2017US 2017/0336892 A1Egalax_Empia Technology Inc.
- Mid-frame blanking10 Dec 2015US 2015/0355762 A1Apple Inc.
- Data access control method and apparatus11 Sep 2014US 2014/0254999 A1MStar Semiconductor, Inc.
- Viewfinder for a video camera29 Jul 2004US 2004/0145669 A1
- Method and apparatus to improve picture aesthetics during switch-on29 Apr 2004US 2004/0080617 A1Koninlijke Philips Electroics N.V.
Most cited
By later US patents
- Kinescope blanking scheme for wide-aspect ratio television30US 4,556,906 ARCA Corporation · 1985
- Line blanker system25US 7,215,357 B1Vrex, Inc. · 2007
- Cathode ray tube burn-in prevention apparatus12US 4,198,661 AAmerican Optical Corporation · 1980
- Automatic cutoff control for a DC coupled CRT video drive12US 5,714,842 AApple Computer, Inc. · 1998
- Voltage comparator circuit with hysteresis12US 6,366,136 B1National Semiconductor Corporation · 2002