H04L 12/2838
Distribution of signals within a home automation network
Official title: {Distribution of signals within a home automation network, e.g. involving splitting/multiplexing signals to/from different paths (adaptations of television systems for transmission by electric cable for domestic distribution H04N7/106; hybrid transport H04L12/6418; home network arrangements specially adapted for distribution of digital video signals H04N7/24)}
H04L12/2838 (Distribution of signals within a home automation network) appears on 1,050 US grants and 1,200 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,050
- Published applications
- 1,200
- Assignees
- 445
- Inventors
- 1,897
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 13 | 0 |
| 2001 | 12 | 14 |
| 2002 | 19 | 51 |
| 2003 | 14 | 30 |
| 2004 | 21 | 32 |
| 2005 | 19 | 49 |
| 2006 | 31 | 62 |
| 2007 | 27 | 66 |
| 2008 | 25 | 76 |
| 2009 | 30 | 53 |
| 2010 | 45 | 68 |
| 2011 | 47 | 94 |
| 2012 | 49 | 55 |
| 2013 | 62 | 57 |
| 2014 | 77 | 63 |
| 2015 | 76 | 62 |
| 2016 | 67 | 53 |
| 2017 | 56 | 45 |
| 2018 | 51 | 60 |
| 2019 | 49 | 51 |
| 2020 | 51 | 47 |
| 2021 | 52 | 31 |
| 2022 | 30 | 19 |
| 2023 | 25 | 27 |
| 2024 | 24 | 19 |
| 2025 | 14 | 10 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Method for effectively implementing a wireless television system643US 6,263,503 B12001
- Network protocol--based home entertainment network457US 6,026,150 AEpigram · 2000
- Network and intelligent cell for providing sensing, bidirectional communications and control456US 4,918,690 AEchelon Systems Corporation · 1990
- Set-top electronics and network interface unit arrangement422US 5,886,732 ASamsung Information Systems America · 1999
- System to interconnect, link, and control variable transmission windows and variable transmission window constructions356US 6,567,708 B1Gentex Corporation · 2003