H04B 2203/5416
By adding signals to the wave form of the power source
Official title: by adding signals to the wave form of the power source
H04B2203/5416 (By adding signals to the wave form of the power source) appears on 500 US grants and 387 published applications in this corpus.
Search patents in H04B- Granted patents
- 500
- Published applications
- 387
- Assignees
- 282
- Inventors
- 823
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 8 | 0 |
| 1987 | 10 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 9 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 3 |
| 2002 | 9 | 12 |
| 2003 | 5 | 14 |
| 2004 | 7 | 28 |
| 2005 | 10 | 16 |
| 2006 | 15 | 18 |
| 2007 | 19 | 20 |
| 2008 | 11 | 23 |
| 2009 | 6 | 18 |
| 2010 | 16 | 14 |
| 2011 | 25 | 19 |
| 2012 | 18 | 32 |
| 2013 | 15 | 37 |
| 2014 | 29 | 28 |
| 2015 | 28 | 23 |
| 2016 | 26 | 14 |
| 2017 | 26 | 7 |
| 2018 | 16 | 11 |
| 2019 | 13 | 10 |
| 2020 | 12 | 14 |
| 2021 | 7 | 6 |
| 2022 | 5 | 7 |
| 2023 | 8 | 4 |
| 2024 | 7 | 4 |
| 2025 | 3 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bus station, bus system, and method for transmitting data in a two-wire bus system10 Feb 2026US 12,549,221 B2Robert Bosch GmbH
- Method and device for supplying electrical power to two or more technical devices25 Nov 2025US 12,483,295 B2Think and Vision GmbH
- Safety mechanisms, wake up and shutdown methods in distributed power installations12 Aug 2025US 12,388,492 B2Solaredge Technologies Ltd.
- System and method for operating a power distribution system4 Feb 2025US 12,218,507 B2GE Aviation Systems LLC
- Two-wire connection with component control19 Nov 2024US 12,146,677 B2Carrier Corporation
- Polarity switching module for hybrid fiber coaxial networks2 Jul 2026US 2026/0189415 A1Technetix B.V.
- Air conditioning related equipment and air conditioning system18 Jun 2026US 2026/0168695 A1Daikin Industries, Ltd.
- Systems, Apparatuses, and Methods for Pulse Shaping in High Voltage Power Systems11 Sep 2025US 2025/0286535 A1Panduit Corp.
- Controller area network (can) bus to power line carrier (plc) systems and methods1 May 2025US 2025/0141493 A1Enatel
- System and method for operating a power distribution system17 Apr 2025US 2025/0125625 A1GE Aviation Systems LLC
Most cited
By later US patents
- Modem for pseudo noise communication on A.C. lines407US 4,835,517 AThe University of British Columbia · 1989
- Magnetic field based power transmission line communication method and system367US 5,982,276 AMedia Fusion Corp. · 1999
- Apparatus and method for implementing digital communications on a power line327US 6,278,357 B1Electric Power Research Institute, Inc. · 2001
- Transformer coupler for communication over various lines321US 6,407,987 B1Wire21, Inc. · 2002
- High frequency network multiplexed communications over various lines317US 6,686,832 B2Satius, Inc. · 2004