H04H 20/103
Transmitter-side switching
Official title: {Transmitter-side switching}
H04H20/103 (Transmitter-side switching) appears on 341 US grants and 400 published applications in this corpus.
Search patents in H04H- Granted patents
- 341
- Published applications
- 400
- Assignees
- 140
- Inventors
- 411
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 3 |
| 2002 | 0 | 6 |
| 2003 | 1 | 5 |
| 2004 | 4 | 6 |
| 2005 | 1 | 4 |
| 2006 | 2 | 6 |
| 2007 | 3 | 17 |
| 2008 | 1 | 14 |
| 2009 | 4 | 30 |
| 2010 | 3 | 14 |
| 2011 | 10 | 17 |
| 2012 | 19 | 17 |
| 2013 | 16 | 37 |
| 2014 | 19 | 30 |
| 2015 | 35 | 27 |
| 2016 | 27 | 30 |
| 2017 | 27 | 17 |
| 2018 | 20 | 21 |
| 2019 | 29 | 21 |
| 2020 | 23 | 35 |
| 2021 | 18 | 10 |
| 2022 | 19 | 9 |
| 2023 | 11 | 7 |
| 2024 | 8 | 10 |
| 2025 | 9 | 4 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modifying buffer delay in a media broadcast system6 Oct 2026US 12,756,490 B1iHeartMedia Management Services, Inc.
- Method and system for synchronizing audio transmission in a single frequency network15 Sep 2026US 12,737,122 B2iBiquity Digital Corporation
- System and method for streaming content identification18 Aug 2026US 12,712,653 B2ACK Ventures Holdings, LLC
- Dynamic bandwidth allocation for addressable content21 Jul 2026US 12,689,780 B2Adeia Media Holdings LLC
- Systems and/or methods for distributing advertisements from a central advertisement network to a peripheral device via a local advertisement server12 May 2026US 12,626,275 B2TouchTunes Music Corporation
- Systems and/or methods for distributing advertisements from a central advertisement network to a peripheral device via a local advertisement server20 Aug 2026US 2026/0245116 A1TouchTunes Music Corporation
- Scientific System and Method for Optimizing Television Advertising14 May 2026US 2026/0135632 A1tvScientific, Inc.
- Audio splicing concept26 Mar 2026US 2026/0089355 A1
- Method And System For Synchronizing Audio Transmission In A Single Frequency Network22 May 2025US 2025/0167906 A1iBiquity Digital Corporation
- System and method for streaming content identification24 Apr 2025US 2025/0132850 A1ACK Ventures Holdings, LLC
Most cited
By later US patents
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- Multimedia architecture for interactive advertising in which secondary programming is varied based upon viewer demographics and content of primary programming650US 6,006,257 AComverse Networks Systems, Inc. · 1999
- Interactive computer system for providing an interactive presentation with personalized video, audio and graphics responses for multiple viewers637US 5,861,881 AACTV, Inc. · 1999
- Method and apparatus for targeted advertising633US 6,738,978 B1Discovery Communications, Inc. · 2004