H04B 3/58
Repeater circuits
H04B3/58 (Repeater circuits) appears on 185 US grants and 195 published applications in this corpus.
Search patents in H04B- Granted patents
- 185
- Published applications
- 195
- Assignees
- 89
- Inventors
- 273
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 4 |
| 2004 | 1 | 4 |
| 2005 | 2 | 6 |
| 2006 | 4 | 9 |
| 2007 | 6 | 12 |
| 2008 | 4 | 6 |
| 2009 | 3 | 6 |
| 2010 | 8 | 7 |
| 2011 | 7 | 7 |
| 2012 | 4 | 1 |
| 2013 | 3 | 5 |
| 2014 | 6 | 6 |
| 2015 | 5 | 5 |
| 2016 | 6 | 15 |
| 2017 | 8 | 14 |
| 2018 | 13 | 16 |
| 2019 | 26 | 24 |
| 2020 | 34 | 16 |
| 2021 | 10 | 10 |
| 2022 | 4 | 7 |
| 2023 | 6 | 4 |
| 2024 | 5 | 2 |
| 2025 | 3 | 6 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Repeater, cable, and control method28 Jul 2026US 12,695,479 B2Nuvoton Technology Corporation Japan
- Transmission method and node device implementing said method with limited maximum use time on a sliding time window11 Nov 2025US 12,470,972 B2Sagemcom Energy & Telecom SAS
- Transmission method and node device implementing said method11 Nov 2025US 12,470,996 B2Sagemcom Energy & Telecom SAS
- Power filtering device18 Mar 2025US 12,253,252 B2Swarm Holdings LLC
- Interface circuit, string, and system applied to power line communication20 Aug 2024US 12,068,806 B2Huawei Digital Power Technologies Co., Ltd.
- In-vehicle network system and control method for in-vehicle network system28 May 2026US 2026/0149484 A1Denso Corporation
- Sensor system with asynchronous data transmission26 Mar 2026US 2026/0086972 A1Infineon Technologies AG
- First communication apparatus, second communication apparatus, and communication system18 Sep 2025US 2025/0294410 A1MegaChips Corporation
- Communication apparatus, communication control method, and communication system10 Jul 2025US 2025/0227059 A1Panasonic Holdings Corporation
- Power Line Communication Method and Apparatus3 Jul 2025US 2025/0219677 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Access point and methods for use in a radio distributed antenna system479US 10,230,428 B1AT&T Intellectual Property I, L. P. · 2019
- Method and apparatus for sensing a condition in a transmission medium of electromagnetic waves478US 9,768,833 B2AT&T Intellectual Property I, L. P. · 2017
- Method and apparatus for launching a wave mode that mitigates interference475US 9,608,740 B2AT&T Intellectual Property I, L. P. · 2017
- Apparatus and methods for launching electromagnetic waves having a certain electric field structure408US 10,069,535 B2AT&T Intellectual Property I, L. P. · 2018
- Method and apparatus that provides fault tolerance in a communication network404US 9,615,269 B2AT&T Intellectual Property I, L. P. · 2017