H04N 7/01
Conversion of standards
Official title: Conversion of standards {, e.g. involving analogue television standards or digital television standards processed at pixel level}
H04N7/01 (Conversion of standards) appears on 5,574 US grants and 4,833 published applications in this corpus.
Search patents in H04N- Granted patents
- 5,574
- Published applications
- 4,833
- Assignees
- 1,256
- Inventors
- 8,245
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 10 | 0 |
| 1985 | 16 | 0 |
| 1986 | 30 | 0 |
| 1987 | 42 | 0 |
| 1988 | 26 | 0 |
| 1989 | 40 | 0 |
| 1990 | 35 | 0 |
| 1991 | 66 | 0 |
| 1992 | 64 | 0 |
| 1993 | 65 | 0 |
| 1994 | 102 | 0 |
| 1995 | 96 | 0 |
| 1996 | 106 | 0 |
| 1997 | 101 | 0 |
| 1998 | 129 | 0 |
| 1999 | 111 | 0 |
| 2000 | 96 | 0 |
| 2001 | 113 | 37 |
| 2002 | 138 | 178 |
| 2003 | 123 | 165 |
| 2004 | 113 | 236 |
| 2005 | 100 | 338 |
| 2006 | 177 | 259 |
| 2007 | 185 | 265 |
| 2008 | 184 | 325 |
| 2009 | 173 | 301 |
| 2010 | 188 | 294 |
| 2011 | 205 | 209 |
| 2012 | 332 | 152 |
| 2013 | 280 | 136 |
| 2014 | 276 | 166 |
| 2015 | 157 | 144 |
| 2016 | 147 | 149 |
| 2017 | 173 | 185 |
| 2018 | 139 | 185 |
| 2019 | 188 | 165 |
| 2020 | 192 | 151 |
| 2021 | 151 | 165 |
| 2022 | 165 | 171 |
| 2023 | 142 | 152 |
| 2024 | 145 | 129 |
| 2025 | 133 | 116 |
| 2026 | 79 | 60 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04N 7/0117Involving conversion of the spatial resolution of the incoming video signal2,890
- H04N 7/0135Involving interpolation processes1,467
- H04N 7/0127By changing the field or frame frequency of the incoming video signal1,105
- H04N 7/0112One of the standards corresponding to a cinematograph film standard638
- H04N 7/0125One of the standards being a high definition standard626
- H04N 7/0105Using a storage device with different write and read speed216
- H04N 7/0102Involving the resampling of the incoming video signal149
Recent patents
- Video recording method and apparatus, device, storage medium, and program product6 Oct 2026US 12,756,793 B2Beijing Zitiao Network Technology Co., Ltd.
- Video transmission method, conferencing system, and storage media6 Oct 2026US 12,756,794 B2Guangzhou Shizhen Information Technology Co., Ltd.
- Systems and methods for encoding and streaming video encoded using a plurality of maximum bitrate levels6 Oct 2026US 12,756,877 B2Divx, LLC
- Aspect ratio conversion for automated image generation29 Sep 2026US 12,750,459 B2Snap Inc.
- Video synthesis method based on surround viewing angle, controller and storage medium29 Sep 2026US 12,750,460 B2China Mobile Communications Group Co., Ltd.
- Video processing method and apparatus, device, storage medium, and computer program product8 Oct 2026US 2026/0311344 A1The Hong Kong University of Science and Technology (Guangzhou)
- Image capturing apparatus capable of capturing image with reduced flicker, control method therefor, and storage medium8 Oct 2026US 2026/0313241 A1Canon Kabushiki Kaisha
- Sink device, source device, and control methods for same24 Sep 2026US 2026/0291707 A1Samsung Electronics Co., Ltd.
- Compressed-domain high-resolution slow motion video processing24 Sep 2026US 2026/0292098 A1Samsung Electronics Co., Ltd.
- Peripheral display heterogeneous frame rates for picture-by-picture presentation24 Sep 2026US 2026/0292099 A1Dell Products L. P.
Most cited
By later US patents
- Video monitoring and conferencing system518US 5,625,410 A1997
- Moving image compression quality enhancement using displacement filters with negative lobes497US 6,728,317 B1Dolby Laboratories Licensing Corporation · 2004
- Method and device for multi-format television381US 5,489,952 ATexas Instruments Incorporated · 1996
- Encapsulated, streaming media automation and distribution system375US 6,792,615 B1New Horizons Telecasting, Inc. · 2004
- Electronic still video camera with direct personal computer (PC) compatible digital format output345US 5,138,459 APersonal Computer Cameras, Inc. · 1992