H04N 21/6437
Real-time transport protocol [rtp]
Official title: Real-time Transport Protocol [RTP]
H04N21/6437 (Real-time transport protocol [rtp]) appears on 683 US grants and 857 published applications in this corpus.
Search patents in H04N- Granted patents
- 683
- Published applications
- 857
- Assignees
- 282
- Inventors
- 1,433
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 4 |
| 2002 | 3 | 27 |
| 2003 | 3 | 13 |
| 2004 | 7 | 23 |
| 2005 | 10 | 35 |
| 2006 | 5 | 26 |
| 2007 | 9 | 42 |
| 2008 | 19 | 45 |
| 2009 | 25 | 63 |
| 2010 | 33 | 48 |
| 2011 | 35 | 49 |
| 2012 | 49 | 46 |
| 2013 | 45 | 50 |
| 2014 | 60 | 56 |
| 2015 | 40 | 45 |
| 2016 | 50 | 53 |
| 2017 | 49 | 31 |
| 2018 | 37 | 28 |
| 2019 | 42 | 30 |
| 2020 | 29 | 34 |
| 2021 | 32 | 22 |
| 2022 | 25 | 25 |
| 2023 | 23 | 24 |
| 2024 | 18 | 17 |
| 2025 | 11 | 11 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method, electronic device and apparatus for transmitting media data stream, and storage medium29 Sep 2026US 12,750,411 B2Tencent Technology (Shenzhen) Company Limited
- Identifying and marking video data units for network transport of video data25 Aug 2026US 12,720,151 B2QUALCOMM Incorporated
- Method and protocol for transmission of video and audio data25 Aug 2026US 12,720,165 B1BoxCast, LLC
- Techniques for dynamic resolutions9 Jun 2026US 12,652,321 B2QUALCOMM Incorporated
- Video processing method, video playing method, apparatus, electronic device and medium9 Jun 2026US 12,652,431 B2Beijing Youzhuju Network Technology Co., Ltd.
- Techniques for dynamic resolutions8 Oct 2026US 2026/0313007 A1QUALCOMM Incorporated
- Systems and methods for personalized spatial video/light field content delivery17 Sep 2026US 2026/0281481 A1Adeia Guides Inc.
- Deriving Video Frame Status From Rate Control Feedback27 Aug 2026US 2026/0254973 A1Telefonaktiebolaget LM Ericsson (publ)
- Protocol data unit (pdu) set information for haptics media data6 Aug 2026US 2026/0230513 A1
- Multimedia subprotocols over real time protocol30 Jul 2026US 2026/0222464 A1Lenovo (Singapore) Pte. Ltd.
Most cited
By later US patents
- Conversational networking via transport, coding and control conversational protocols433US 6,934,756 B2International Business Machines Corporation · 2005
- RTP payload format for VC-1318US 7,720,096 B2Microsoft Corporation · 2010
- Methods and apparatus for supporting transmission of streaming data296US 7,447,775 B1Cisco Technology, Inc. · 2008
- Conversational networking via transport, coding and control conversational protocols269US 6,970,935 B1International Business Machines Corporation · 2005
- Methods and systems for forward error correction based loss recovery for interactive video transmission261US 6,421,387 B1North Carolina State University · 2002