H04B 3/42
Circuits for by-passing of ringing signals
H04B3/42 (Circuits for by-passing of ringing signals) appears on 8 US grants and 9 published applications in this corpus.
Search patents in H04B- Granted patents
- 8
- Published applications
- 9
- Assignees
- 6
- Inventors
- 12
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 5 |
| 2020 | 3 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year.
Recent patents
- Easy DSL signal detector22 Apr 2025US 12,284,000 B2CenturyLink Intellectual Property LLC
- Method, system and apparatus for suppressing controller area network bus ringing27 Dec 2022US 11,539,548 B2Microchip Technology Incorporated
- Ringing suppressor circuit23 Jun 2020US 10,693,451 B2Denso Corporation
- Systems and methods for suppressing radiofrequency noise from a modem9 Jun 2020US 10,680,674 B2Ppc Broadband, Inc.
- Ringing suppression circuit26 May 2020US 10,666,320 B2Denso Corporation
- Easy dsl signal detector31 Jul 2025US 2025/0247129 A1CenturyLink Intellectual Property LLC
- Easy DSL Signal Detector20 Apr 2023US 2023/0120458 A1CenturyLink Intellectual Property LLC
- Method, system and apparatus for suppressing controller area network bus ringing24 Mar 2022US 2022/0094567 A1Microchip Technology Incorporated
- Systems and methods for suppressing radiofrequency noise from a modem28 Nov 2019US 2019/0363753 A1Ppc Broadband, Inc.
- Ringing suppressor circuit19 Sep 2019US 2019/0288680 A1Denso Corporation
Most cited
By later US patents
- Common-mode detection with magnetic bypass3US 8,929,468 B1Aquantia Corporation · 2015
- Ringing suppression circuit2US 10,128,825 B2Denso Corporation · 2018
- Ringing suppressor circuit1US 10,693,451 B2Denso Corporation · 2020
- Method, system and apparatus for suppressing controller area network bus ringing1US 11,539,548 B2Microchip Technology Incorporated · 2022