H04B 3/32
Reducing cross-talk
Official title: Reducing cross-talk, e.g. by compensating
H04B3/32 (Reducing cross-talk) appears on 1,244 US grants and 1,192 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,244
- Published applications
- 1,192
- Assignees
- 362
- Inventors
- 1,527
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 17 | 14 |
| 2002 | 19 | 20 |
| 2003 | 11 | 25 |
| 2004 | 24 | 35 |
| 2005 | 26 | 49 |
| 2006 | 27 | 31 |
| 2007 | 26 | 35 |
| 2008 | 37 | 35 |
| 2009 | 37 | 58 |
| 2010 | 52 | 69 |
| 2011 | 40 | 56 |
| 2012 | 61 | 54 |
| 2013 | 67 | 53 |
| 2014 | 82 | 89 |
| 2015 | 83 | 83 |
| 2016 | 89 | 92 |
| 2017 | 75 | 65 |
| 2018 | 95 | 57 |
| 2019 | 75 | 80 |
| 2020 | 80 | 53 |
| 2021 | 57 | 46 |
| 2022 | 36 | 30 |
| 2023 | 31 | 16 |
| 2024 | 23 | 18 |
| 2025 | 19 | 17 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dual CML echo canceller with single-ended to differential conversion22 Sep 2026US 12,744,561 B2Samsung Electronics Co., Ltd.
- Apparatus and method for cancellation of RF interference in a wired data communication link18 Aug 2026US 12,712,594 B2Huawei Technologies Co., Ltd.
- Systems and methods for cancellation of Crosstalk4 Aug 2026US 12,700,892 B2Keysight Technologies Canada Inc.
- Self-interference, echo and crosstalk mitigation in multi-lane interconnects4 Aug 2026US 12,700,893 B2Indian Institute of Technology Bombay (Iit Bombay)
- High-speed transmitter circuit system for attenuating inter-channel interference12 May 2026US 12,625,752 B2Foundation of Soongsil University-Industry Cooperation
- Electrical crosstalk cancellation in acoustooptical modulators17 Sep 2026US 2026/0277038 A1Mycronic AB
- Interleaved quantum computer wiring18 Jun 2026US 2026/0172130 A1International Business Machines Corporation
- Power leakage mitigation in transmit diversity28 May 2026US 2026/0149479 A1QUALCOMM Incorporated
- Electronic device for filtering crosstalk using adaptive filter and operating method thereof30 Apr 2026US 2026/0121684 A1Korea Advanced Institute of Science and Technology
- Secure audio device and method9 Apr 2026US 2026/0100180 A1EPOS Group A/S
Most cited
By later US patents
- Transmission medium having multiple cores and methods for use therewith526US 9,490,869 B1AT&T Intellectual Property I, L. P. · 2016
- Plurality of cables having different cross-sectional shapes which are bundled together to form a transmission medium472US 9,748,626 B2AT&T Intellectual Property I, L. P. · 2017
- Guided wave communication system with interference cancellation and methods for use therewith435US 10,003,364 B1AT&T Intellectual Property I, L. P. · 2018
- Apparatus and methods for communicating with ultra-wideband electromagnetic waves381US 10,123,217 B1AT&T Intellectual Property I, L. P. · 2018
- Low cross talk electrical connector system319US 5,299,956 ASuperior Modular Products Incorporated · 1994