H04L 65/1106
Call signalling protocols
Official title: Call signalling protocols; H.323 and related
H04L65/1106 (Call signalling protocols) appears on 730 US grants and 713 published applications in this corpus.
Search patents in H04L- Granted patents
- 730
- Published applications
- 713
- Assignees
- 263
- Inventors
- 1,174
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 15 |
| 2002 | 26 | 76 |
| 2003 | 37 | 77 |
| 2004 | 42 | 77 |
| 2005 | 51 | 69 |
| 2006 | 59 | 51 |
| 2007 | 37 | 59 |
| 2008 | 52 | 37 |
| 2009 | 42 | 33 |
| 2010 | 58 | 31 |
| 2011 | 43 | 21 |
| 2012 | 52 | 24 |
| 2013 | 40 | 23 |
| 2014 | 34 | 26 |
| 2015 | 25 | 21 |
| 2016 | 21 | 20 |
| 2017 | 22 | 13 |
| 2018 | 19 | 10 |
| 2019 | 14 | 6 |
| 2020 | 9 | 9 |
| 2021 | 6 | 5 |
| 2022 | 7 | 4 |
| 2023 | 5 | 3 |
| 2024 | 5 | 1 |
| 2025 | 4 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Codec selection using codec list prioritized based on call conditions30 Dec 2025US 12,513,206 B2T-Mobile USA, Inc.
- Calling line/name identification of enterprise subscribers in mobile calls23 Sep 2025US 12,425,814 B2Tango Networks, Inc.
- IMS and voice services simplification in cellular networks over public cloud2 Sep 2025US 12,407,740 B2Dish Wireless L. L. C.
- Proxy node awareness of access point name (APN) or data network name (DNN)21 Jan 2025US 12,206,717 B1T-Mobile USA, Inc.
- RAN-assisted rate adaptation3 Dec 2024US 12,160,776 B2KYOCERA Corporation
- Ims and voice services simplification in cellular networks over public cloud20 Nov 2025US 2025/0358323 A1Dish Wireless L. L. C.
- Codec selection using codec list prioritized based on call conditions30 Jan 2025US 2025/0039256 A1T-Mobile USA, Inc.
- Ims and voice services simplification in cellular networks over public cloud17 Oct 2024US 2024/0348666 A1Dish Wireless L. L. C.
- Ran-assisted rate adaptation2 Nov 2023US 2023/0354104 A1KYOCERA Corporation
- Calling line/name identification of enterprise subscribers in mobile calls3 Aug 2023US 2023/0247515 A1Tango Networks, Inc.
Most cited
By later US patents
- IP-flow classification in a wireless point to multi-point (PTMP) transmission system910US 6,452,915 B1Malibu Networks, Inc. · 2002
- Voice over data telecommunications network architecture778US 6,614,781 B1Level 3 Communications, LLC · 2003
- System and method for providing requested quality of service in a hybrid network755US 6,335,927 B12002
- System, method and article of manufacture with integrated video conferencing billing in a communication system architecture751US 5,867,494 AMCI Communication Corporation · 1999
- System, method and article of manufacture for selecting a gateway of a hybrid communication system architecture686US 7,145,898 B1MCI Communications Corporation · 2006