H04N 7/045
The carrier being frequency modulated
Official title: the carrier being frequency modulated
H04N7/045 (The carrier being frequency modulated) appears on 49 US grants and 7 published applications in this corpus.
Search patents in H04N- Granted patents
- 49
- Published applications
- 7
- Assignees
- 35
- Inventors
- 79
- Latest grant
- 14 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Image pickup apparatus, endoscope apparatus including image pickup apparatus, mobile body including image pickup apparatus, image pickup unit, and video processing unit14 Nov 2023US 11,817,233 B2Olympus Corporation
- Image and/or video transmission using backscatter devices28 Dec 2021US 11,212,479 B2University of Washington
- Head-mounted display, display controlling apparatus, display controlling method, and program30 Mar 2021US 10,965,884 B2Sony Interactive Entertainment Inc.
- System for frequency modulation of high definition composite video broadcast signals in a wireless transmission environment and method thereof3 Jul 2018US 10,015,439 B1Scientronic Inc.
- Optical transmission system14 Feb 2017US 9,571,804 B2Nihon Video System Co., Ltd.
- Method of embedding image information into radio frequency wave15 May 2025US 2025/0158859 A1
- Image pickup apparatus, endoscope apparatus including image pickup apparatus, mobile body including image pickup apparatus, image pickup unit, and video processing unit10 Feb 2022US 2022/0046205 A1Olympus Corporation
- Image and/or video transmission using backscatter devices18 Mar 2021US 2021/0084251 A1University of Washington
- Head-mounted display, display controlling apparatus, display controlling method, and program31 Oct 2019US 2019/0335114 A1Sony Interactive Entertainment Inc.
- Optical transmission system26 May 2016US 2016/0150198 A1Nihon Video System Co., Ltd.
Most cited
By later US patents
- Satellite video multiplexing communications system127US 4,215,370 ADigital Communications Corporation · 1980
- Multiplexed video transmission apparatus for satellite communications122US 4,318,126 A1982
- Television sub-carrier transmission112US 4,821,120 ADevon County Council · 1989
- Television transmission system108US 4,706,109 AU. S. Philips Corporation · 1987
- Video communication system and phase or frequency modulator included therein79US 4,945,404 AMedaon Ltd. · 1990