H04N 21/4345
Extraction or processing of si
Official title: {Extraction or processing of SI, e.g. extracting service information from an MPEG stream}
H04N21/4345 (Extraction or processing of si) appears on 2,733 US grants and 3,270 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,733
- Published applications
- 3,270
- Assignees
- 452
- Inventors
- 3,134
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 14 | 0 |
| 1998 | 19 | 0 |
| 1999 | 26 | 0 |
| 2000 | 33 | 0 |
| 2001 | 53 | 47 |
| 2002 | 43 | 138 |
| 2003 | 37 | 124 |
| 2004 | 60 | 117 |
| 2005 | 40 | 120 |
| 2006 | 98 | 156 |
| 2007 | 67 | 213 |
| 2008 | 60 | 202 |
| 2009 | 89 | 244 |
| 2010 | 145 | 219 |
| 2011 | 177 | 158 |
| 2012 | 183 | 129 |
| 2013 | 177 | 172 |
| 2014 | 258 | 216 |
| 2015 | 199 | 190 |
| 2016 | 165 | 160 |
| 2017 | 131 | 141 |
| 2018 | 121 | 113 |
| 2019 | 116 | 97 |
| 2020 | 121 | 94 |
| 2021 | 79 | 67 |
| 2022 | 73 | 53 |
| 2023 | 54 | 25 |
| 2024 | 36 | 44 |
| 2025 | 23 | 24 |
| 2026 | 16 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic device and electronic device control method25 Aug 2026US 12,720,164 B2Samsung Electronics Co., Ltd.
- Low-latency content delivery over a public network11 Aug 2026US 12,707,120 B2Circle Computer Resources, Inc.
- Broadcast receiving apparatus, broadcast receiving method, and contents outputting method28 Jul 2026US 12,695,938 B2Maxell, Ltd.
- Method for processing media data and device for processing media data21 Jul 2026US 12,689,779 B2LG Electronics Inc.
- Control information for a wirelessly-transmitted data stream30 Jun 2026US 12,671,857 B2HyperX Holdings LLC
- Broadcast receiving apparatus and portable information terminal8 Oct 2026US 2026/0313200 A1Maxell, Ltd.
- Control Information for a Wirelessly-Transmitted Data Stream1 Oct 2026US 2026/0303891 A1HyperX Holdings LLC
- Broadcast receiving apparatus and display control method2 Jul 2026US 2026/0189745 A1Maxell, Ltd.
- Transmission device, transmission method, reception device, reception method, display device, and display method25 Jun 2026US 2026/0181194 A1Sony Group Corporation
- Broadcast receiver and broadcast receiving system9 Apr 2026US 2026/0101079 A1Maxell, Ltd.
Most cited
By later US patents
- Systems and methods for displaying and recording control interface with television programs, video, advertising information and program scheduling information2,572US 6,177,931 B1Index Systems, Inc. · 2001
- Electronic television program guide schedule system and method with data feed access1,287US 5,589,892 A1996
- Systems and methods for secure transaction management and electronic rights protection1,270US 5,982,891 AIntertrust Technologies Corporation · 1999
- Systems and methods for linking television viewers with advertisers and broadcasters1,174US 6,002,394 AStarsight Telecast, Inc. · 1999
- Network controller for cable television delivery systems1,167US 5,600,364 ADiscovery Communications, Inc. · 1997