H04N 5/4446
If amplifier circuits specially adapted for b&w tv
Official title: {IF amplifier circuits specially adapted for B&W TV (RF amplifiers in general H03F3/189)}
H04N5/4446 (If amplifier circuits specially adapted for b&w tv) appears on 272 US grants and 162 published applications in this corpus.
Search patents in H04N- Granted patents
- 272
- Published applications
- 162
- Assignees
- 102
- Inventors
- 375
- Latest grant
- 2 Feb 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 16 | 0 |
| 2000 | 15 | 0 |
| 2001 | 16 | 6 |
| 2002 | 17 | 15 |
| 2003 | 18 | 11 |
| 2004 | 10 | 17 |
| 2005 | 7 | 23 |
| 2006 | 14 | 27 |
| 2007 | 15 | 11 |
| 2008 | 17 | 15 |
| 2009 | 14 | 16 |
| 2010 | 12 | 10 |
| 2011 | 11 | 5 |
| 2012 | 13 | 1 |
| 2013 | 10 | 4 |
| 2014 | 4 | 0 |
| 2015 | 3 | 0 |
| 2016 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for extracting a desired television signal from a wideband IF input using re-sampling2 Feb 2016US 9,253,435 B2
- Automatic gain control circuit29 Dec 2015US 9,225,927 B2NXP B. V.
- Phase-adjustment processing for broadcast channel signals17 Nov 2015US 9,191,613 B2
- Automatic gain control system14 Jul 2015US 9,083,940 B2
- Method and device for band translation7 Oct 2014US 8,855,547 B2EchoStar Technologies L. L. C.
- Method and Apparatus for Band Selection, Switching and Diplexing8 Sep 2016US 2016/0261901 A1Entropic Communications, Inc.
- Phase-adjustment processing for broadcast channel signals19 Dec 2013US 2013/0335632 A1
- Programmable if output receiver, and applications thereof14 Nov 2013US 2013/0300938 A1Synopsys, Inc.
- Method and apparatus for extracting a desired television signal from a wideband if input using re-sampling7 Nov 2013US 2013/0293781 A1Spectra7 Microsystems Corp.
- Method and device for band translation16 May 2013US 2013/0120658 A1EchoStar Technologies L. L. C.
Most cited
By later US patents
- Apparatus and method for saturating decoder values158US 7,073,118 B2Digeo, Inc. · 2006
- Broadband integrated television tuner150US 6,177,964 B1Microtune, Inc. · 2001
- Comparator circuit106US 5,635,864 ADiscovision Associates · 1997
- Set top terminal for an interactive information distribution system106US 6,226,794 B1Sarnoff Corporation · 2001
- Robust system for transmitting and receiving map data100US 6,924,753 B2Zenith Electronics Corporation · 2005