H04L 25/03133
With a non-recursive structure
Official title: {with a non-recursive structure (H04L25/03127 takes precedence)}
H04L25/03133 (With a non-recursive structure) appears on 226 US grants and 144 published applications in this corpus.
Search patents in H04L- Granted patents
- 226
- Published applications
- 144
- Assignees
- 138
- Inventors
- 440
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 6 |
| 2003 | 3 | 3 |
| 2004 | 3 | 6 |
| 2005 | 2 | 8 |
| 2006 | 9 | 7 |
| 2007 | 5 | 3 |
| 2008 | 6 | 8 |
| 2009 | 8 | 5 |
| 2010 | 5 | 6 |
| 2011 | 8 | 9 |
| 2012 | 5 | 7 |
| 2013 | 6 | 1 |
| 2014 | 9 | 5 |
| 2015 | 11 | 6 |
| 2016 | 2 | 4 |
| 2017 | 8 | 10 |
| 2018 | 7 | 4 |
| 2019 | 8 | 7 |
| 2020 | 11 | 10 |
| 2021 | 17 | 13 |
| 2022 | 6 | 6 |
| 2023 | 6 | 4 |
| 2024 | 6 | 2 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Extended link-training time negotiated on link start-up4 Nov 2025US 12,463,851 B2Intel Corporation
- Determining a composite zero-forcing equalizer26 Aug 2025US 12,401,551 B2Lenovo (Singapore) Pte. Ltd.
- Multi-rate bidirectional transmission system3 Dec 2024US 12,160,330 B2Norel Systems Limited
- PAM-4 DFE architectures with symbol-transition dependent DFE tap values27 Aug 2024US 12,074,623 B2Rambus Inc.
- Extended link-training time negotiated on link start-up30 Apr 2024US 11,973,624 B2Intel Corporation
- Continuous time linear equalizer with one circuit path that uses transmission line to control pulse width of time-domain response8 Jan 2026US 2026/0012379 A1Mediatek Inc.
- Receiver device for pulse amplitude modulation signals24 Jul 2025US 2025/0240101 A1Huawei Technologies Co., Ltd.
- Determining a composite zero-forcing equalizer18 Jul 2024US 2024/0243950 A1Lenovo (Singapore) Pte. Ltd.
- Extended link-training time negotiated on link start-up18 Jul 2024US 2024/0243951 A1Intel Corporation
- Pam-4 dfe architectures with symbol-transition dependent dfe tap values2 Nov 2023US 2023/0353177 A1Rambus Inc.
Most cited
By later US patents
- Method and apparatus for digitally equalizing a signal in a distributed antenna system207US 8,437,383 B2ADC Telecommunications, Inc. · 2013
- Developing a channel impulse response by using distortion146US 5,822,368 ALucent Technologies Inc. · 1998
- Carrier phase recovery for an adaptive equalizer119US 5,311,546 AGeneral Instrument Corporation · 1994
- Method of and an apparatus for training tap coefficients of an adaptive equalizer100US 6,259,729 B1NEC Corporation · 2001
- Equalizing method and equalizer using reference signal99US 5,886,748 ASamsung Electronics Co., Ltd. · 1999