H04B 2203/545
Audio/video application
Official title: Audio/video application, e.g. interphone
H04B2203/545 (Audio/video application) appears on 271 US grants and 284 published applications in this corpus.
Search patents in H04B- Granted patents
- 271
- Published applications
- 284
- Assignees
- 170
- Inventors
- 513
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 10 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 5 |
| 2002 | 8 | 8 |
| 2003 | 2 | 17 |
| 2004 | 5 | 21 |
| 2005 | 7 | 22 |
| 2006 | 12 | 35 |
| 2007 | 12 | 38 |
| 2008 | 12 | 24 |
| 2009 | 7 | 17 |
| 2010 | 27 | 20 |
| 2011 | 19 | 23 |
| 2012 | 26 | 5 |
| 2013 | 15 | 17 |
| 2014 | 12 | 6 |
| 2015 | 5 | 3 |
| 2016 | 5 | 2 |
| 2017 | 6 | 3 |
| 2018 | 0 | 5 |
| 2019 | 7 | 4 |
| 2020 | 3 | 1 |
| 2021 | 2 | 1 |
| 2022 | 2 | 4 |
| 2023 | 3 | 2 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Enhanced edge detect power line communication2 Jul 2024US 12,028,127 B2Google Inc.
- Communication control method, device and system, charging box and wireless earpiece5 Sep 2023US 11,750,963 B2Huawei Technologies Co., Ltd.
- Systems, methods and devices for networking over high impedance cabling27 Jun 2023US 11,689,391 B2Audinate Holdings Pty Limited
- Signal transmission device and signal transmission method2 May 2023US 11,641,291 B2Kabushiki Kaisha Toshiba
- Systems, methods and devices for networking over high impedance cabling9 Aug 2022US 11,411,780 B2Audinate Holdings Pty Limited
- Enhanced Edge Detect Power Line Communication26 Sep 2024US 2024/0322859 A1Google Inc.
- Systems, Methods and Devices for Networking Over High Impedance Cabling23 Nov 2023US 2023/0379195 A1Audinate Holdings Pty Limited
- Systems, Methods and Devices for Networking Over High Impedance Cabling26 Jan 2023US 2023/0028357 A1Audinate Holdings Pty Limited
- Signal transmission device and signal transmission method15 Sep 2022US 2022/0294670 A1Kabushiki Kaisha Toshiba
- Audio media streaming device30 Jun 2022US 2022/0209822 A1Google Inc.
Most cited
By later US patents
- Wired, wireless, infrared, and powerline audio entertainment systems1,763US 7,853,341 B2KSC Industries, Inc. · 2010
- Wired, wireless, infrared, and powerline audio entertainment systems1,762US 8,103,009 B2KSC Industries, Inc. · 2012
- Patient care system886US 4,835,372 AClinCom Incorporated · 1989
- Highly reliable power line communications system552US 6,441,723 B1General Electric Company · 2002
- Repeater for transmission system for controlling and determining the status of electrical devices from remote locations513US 5,848,054 ALutron Electronics Co., Inc. · 1998