H04N 1/41
Bandwidth or redundancy reduction
Official title: Bandwidth or redundancy reduction (by scanning H04N1/17 {; methods or arrangements for coding, decoding, compressing or decompressing digital video signals H04N19/00})
H04N1/41 (Bandwidth or redundancy reduction) appears on 1,640 US grants and 903 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,640
- Published applications
- 903
- Assignees
- 378
- Inventors
- 2,248
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 18 | 0 |
| 1978 | 28 | 0 |
| 1979 | 16 | 0 |
| 1980 | 27 | 0 |
| 1981 | 21 | 0 |
| 1982 | 14 | 0 |
| 1983 | 11 | 0 |
| 1984 | 16 | 0 |
| 1985 | 26 | 0 |
| 1986 | 26 | 0 |
| 1987 | 27 | 0 |
| 1988 | 26 | 0 |
| 1989 | 29 | 0 |
| 1990 | 35 | 0 |
| 1991 | 28 | 0 |
| 1992 | 27 | 0 |
| 1993 | 37 | 0 |
| 1994 | 53 | 0 |
| 1995 | 36 | 0 |
| 1996 | 41 | 0 |
| 1997 | 29 | 0 |
| 1998 | 53 | 0 |
| 1999 | 60 | 0 |
| 2000 | 43 | 0 |
| 2001 | 30 | 19 |
| 2002 | 30 | 42 |
| 2003 | 32 | 50 |
| 2004 | 38 | 70 |
| 2005 | 30 | 81 |
| 2006 | 70 | 59 |
| 2007 | 72 | 49 |
| 2008 | 62 | 60 |
| 2009 | 35 | 61 |
| 2010 | 50 | 46 |
| 2011 | 44 | 40 |
| 2012 | 53 | 29 |
| 2013 | 50 | 25 |
| 2014 | 40 | 22 |
| 2015 | 25 | 26 |
| 2016 | 31 | 32 |
| 2017 | 34 | 38 |
| 2018 | 32 | 36 |
| 2019 | 29 | 40 |
| 2020 | 40 | 16 |
| 2021 | 20 | 22 |
| 2022 | 21 | 17 |
| 2023 | 13 | 11 |
| 2024 | 5 | 3 |
| 2025 | 8 | 7 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image transmission method and device, image display method and device, and system12 May 2026US 12,626,327 B2Arashi Vision Inc.
- Information processing apparatus, non-transitory computer readable medium storing program, and information processing method for associating front side and back side of sheet31 Mar 2026US 12,593,001 B2FUJIFILM Business Innovation Corp.
- Apparatus and method for predicting compression quality of image in electronic device4 Nov 2025US 12,462,356 B2Samsung Electronics Co., Ltd.
- Hybrid digital and analog data storage4 Nov 2025US 12,462,841 B2Ceramic Data Solutions GmbH
- Application process context compression and replay7 Oct 2025US 12,436,677 B2Sony Interactive Entertainment Inc.
- Image compression device, image forming apparatus, examination apparatus, image compression method, and recording medium30 Jul 2026US 2026/0222510 A1
- Three-dimensional reconstruction method, electronic device, and storage medium12 Mar 2026US 2026/0073628 A1Shining 3D Tech Co., Ltd.
- Application process context compression and replay23 Oct 2025US 2025/0328242 A1Sony Interactive Entertainment Inc.
- Generating and presenting a self-affine matrix barcode23 Oct 2025US 2025/0328980 A1Google Inc.
- Encoding a binary image25 Sep 2025US 2025/0301161 A1Microsoft Technology Licensing, LLC
Most cited
By later US patents
- Document and data handling and retrieval system262US 4,553,261 A1985
- Method and apparatus for reducing storage requirements for display data260US 5,638,498 AAdobe Systems Incorporated · 1997
- Method and apparatus for separating static and dynamic portions of document images244US 5,631,984 ANCR Corporation · 1997
- Method and system for the integrated supply of telematic services and graphic information to user terminals, particularly for advertising purposes235US 5,036,314 ASarin S.S. Ausiliari e Ricerca Informatica · 1991
- System and method for linking video, services and applications in an interactive television system219US 5,900,905 AMicrosoft Corporation · 1999