H04N 7/166
Passage/non-passage of the television signal
Official title: {Passage/non-passage of the television signal, e.g. jamming, band suppression (scrambling and descrambling H04N7/167)}
H04N7/166 (Passage/non-passage of the television signal) appears on 92 US grants and 16 published applications in this corpus.
Search patents in H04N- Granted patents
- 92
- Published applications
- 16
- Assignees
- 38
- Inventors
- 123
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 10 | 0 |
| 1994 | 13 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 4 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Communication network terminating device, communication system, signal jamming method and signal jamming program1 Apr 2025US 12,267,151 B2Nippon Telegraph and Telephone Corporation
- Arrangement for verification of signal units24 Aug 2021US 11,102,446 B2
- Method and apparatus for concurrently presenting different representations of the same information on multiple displays10 Jul 2018US 10,019,221 B2Nokia Technologies Oy
- Arrangement for verification of signal units in a subscriber receiver27 Mar 2018US 9,930,289 B2
- Content transmission device, program, parental level determination method, and content transmission system14 Oct 2014US 8,863,169 B2Sony Corporation
- Communication network terminating device, communication system, signal jamming method and signal jamming program10 Aug 2023US 2023/0254060 A1Nippon Telegraph and Telephone Corporation
- Subscriber unit and method for extended communication9 Dec 2021US 2021/0385410 A1
- Arrangement for Verification of Signal Units28 Jun 2018US 2018/0184043 A1
- Method and apparatus for concurrently presenting different representations of the same information on multiple displays21 Nov 2013US 2013/0307870 A1Nokia Corporation
- Arrangement for Transmission of Signal Units5 May 2011US 2011/0107366 A1
Most cited
By later US patents
- Apparatus and method for total parental control of television use433US 5,382,983 A1995
- Wired broadcasting systems408US 4,367,557 A1983
- Electronic media program recognition and choice206US 5,485,518 AYellowstone Environmental Science, Inc. · 1996
- Television system with access control151US 4,354,201 AEtablissement Public de Diffusion dit "Telediffusion de France" · 1982
- Restricted access television transmission system145US 4,903,297 AInternational Telesystems Corporation · 1990