H04J 1/12
Arrangements for reducing cross-talk between channels
Official title: Arrangements for reducing cross-talk between channels {(in line transmission systems H04B3/32; in cables or lines H04B3/26 - H04B3/30)}
H04J1/12 (Arrangements for reducing cross-talk between channels) appears on 163 US grants and 109 published applications in this corpus.
Search patents in H04J- Granted patents
- 163
- Published applications
- 109
- Assignees
- 111
- Inventors
- 289
- Latest grant
- 17 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 3 |
| 2003 | 2 | 3 |
| 2004 | 2 | 3 |
| 2005 | 3 | 8 |
| 2006 | 4 | 4 |
| 2007 | 0 | 3 |
| 2008 | 3 | 5 |
| 2009 | 4 | 3 |
| 2010 | 5 | 5 |
| 2011 | 4 | 7 |
| 2012 | 7 | 4 |
| 2013 | 5 | 9 |
| 2014 | 11 | 7 |
| 2015 | 8 | 11 |
| 2016 | 2 | 10 |
| 2017 | 14 | 5 |
| 2018 | 6 | 5 |
| 2019 | 6 | 4 |
| 2020 | 6 | 3 |
| 2021 | 3 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 3 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Systems and methods for multiple haps base station connection23 Mar 2023US 2023/0093722 A1Apple Inc.
- Regenerative active distributed networks20 Oct 2022US 2022/0337917 A1Charter Communications Operating, LLC
- Device network system31 Mar 2022US 2022/0103275 A1Daikin Industries, Ltd.
Most cited
By later US patents
- High capacity reservation multiple access network with multiple shared unidirectional paths350US 5,963,557 A1999
- Frequency agile broadband communications system258US 5,594,726 AScientific-Atlanta, Inc. · 1997
- Method and system for crosstalk cancellation239US 7,050,388 B2Quellan, Inc. · 2006
- Frequency division multiplex guardband communication system for sending information over the guardbands216US 5,005,169 AWestinghouse Electric Corp. · 1991
- Method and system for signal emulation200US 7,804,760 B2Quellan, Inc. · 2010