H04B 2203/542
Using zero crossing information
Official title: using zero crossing information
H04B2203/542 (Using zero crossing information) appears on 189 US grants and 126 published applications in this corpus.
Search patents in H04B- Granted patents
- 189
- Published applications
- 126
- Assignees
- 127
- Inventors
- 338
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 3 |
| 2004 | 1 | 5 |
| 2005 | 3 | 2 |
| 2006 | 3 | 6 |
| 2007 | 5 | 13 |
| 2008 | 3 | 9 |
| 2009 | 9 | 5 |
| 2010 | 7 | 5 |
| 2011 | 4 | 9 |
| 2012 | 12 | 8 |
| 2013 | 7 | 7 |
| 2014 | 10 | 7 |
| 2015 | 4 | 9 |
| 2016 | 11 | 5 |
| 2017 | 8 | 3 |
| 2018 | 4 | 2 |
| 2019 | 2 | 2 |
| 2020 | 6 | 7 |
| 2021 | 0 | 5 |
| 2022 | 5 | 6 |
| 2023 | 4 | 3 |
| 2024 | 4 | 1 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Polarity switching power line communication4 Mar 2025US 12,244,362 B2
- Transmission of pulse power and data in a communications network4 Feb 2025US 12,218,770 B2Cisco Technology, Inc.
- Method of operating a device, device and system5 Nov 2024US 12,135,579 B2Beckhoff Automation GmbH
- Method and device for transmitting data by using power line, and method and device for receiving data by using power line20 Aug 2024US 12,068,804 B2Tendyron Corporation
- High-reliability low-loss power switch and driver IC19 Mar 2024US 11,935,719 B2SiliconBrite Technologies, Inc.
- Power line communication device and method thereof11 Dec 2025US 2025/0379612 A1Trendylite Corporation
- Transmission of pulse power and data in a communications network20 Mar 2025US 2025/0097060 A1Cisco Technology, Inc.
- Transmission of pulse power and data in a communications network4 Apr 2024US 2024/0113903 A1Cisco Technology, Inc.
- Systems, Methods and Devices for Networking Over High Impedance Cabling23 Nov 2023US 2023/0379195 A1Audinate Holdings Pty Limited
- High-Reliability Low-Loss Power Switch and Driver IC16 Feb 2023US 2023/0049941 A1SiliconBrite Technologies, Inc.
Most cited
By later US patents
- System and method for data retrieval in AC power tools via an AC line cord1,103US 7,346,406 B2Black & Decker Inc. · 2008
- Repeater for transmission system for controlling and determining the status of electrical devices from remote locations513US 5,848,054 ALutron Electronics Co., Inc. · 1998
- Modem for pseudo noise communication on A.C. lines407US 4,835,517 AThe University of British Columbia · 1989
- Low frequency bilateral communication over distributed power lines406US 6,154,488 AHunt Technologies, Inc. · 2000
- Apparatus and method for implementing digital communications on a power line327US 6,278,357 B1Electric Power Research Institute, Inc. · 2001