H04M 2203/5072
Multiple active speakers
H04M2203/5072 (Multiple active speakers) appears on 104 US grants and 109 published applications in this corpus.
Search patents in H04M- Granted patents
- 104
- Published applications
- 109
- Assignees
- 61
- Inventors
- 206
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 4 |
| 2003 | 1 | 5 |
| 2004 | 1 | 1 |
| 2005 | 4 | 2 |
| 2006 | 2 | 2 |
| 2007 | 4 | 4 |
| 2008 | 2 | 7 |
| 2009 | 5 | 5 |
| 2010 | 4 | 7 |
| 2011 | 2 | 3 |
| 2012 | 7 | 2 |
| 2013 | 8 | 5 |
| 2014 | 5 | 3 |
| 2015 | 7 | 9 |
| 2016 | 3 | 5 |
| 2017 | 7 | 3 |
| 2018 | 4 | 4 |
| 2019 | 3 | 3 |
| 2020 | 4 | 7 |
| 2021 | 9 | 7 |
| 2022 | 5 | 8 |
| 2023 | 7 | 8 |
| 2024 | 4 | 4 |
| 2025 | 1 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Audio processing method and apparatus21 Apr 2026US 12,609,123 B2Huawei Technologies Co., Ltd.
- Conference calls14 Apr 2026US 12,603,957 B2Nokia Technologies Oy
- Shared speakerphone system for multiple devices in a conference room24 Feb 2026US 12,563,147 B2Hewlett-Packard Development Company, L. P.
- Centrally controlling communication at a venue18 Feb 2025US 12,229,471 B2Biamp Systems, LLC
- Systems and methods for filtering unwanted sounds from a conference call using voice synthesis3 Dec 2024US 12,159,643 B2Adeia Guides Inc.
- Systems and methods for filtering unwanted sounds from a conference call using voice synthesis6 Feb 2025US 2025/0046326 A1Adeia Guides Inc.
- Audio collision queue26 Dec 2024US 2024/0424417 A1Sony Interactive Entertainment Inc.
- Conference calls11 Apr 2024US 2024/0121342 A1Nokia Technologies Oy
- Systems and methods for filtering unwanted sounds from a conference call using voice synthesis8 Feb 2024US 2024/0046943 A1Rovi Guides, Inc.
- Systems and methods for filtering unwanted sounds from a conference call25 Jan 2024US 2024/0029753 A1Rovi Guides, Inc.
Most cited
By later US patents
- Call priority based on audio stream analysis223US 8,175,007 B2Cisco Technology, Inc. · 2012
- Method of, and system for, webcasting with just-in-time resource provisioning, automated telephone signal acquisition and streaming, and fully-automated event archival67US 7,483,945 B2Akamai Technologies, Inc. · 2009
- User interface-technique for managing an active call65US 7,231,208 B2Palm, Inc. · 2007
- Conference calls via electronic messaging interface65US 7,567,662 B1AOL Inc. · 2009
- Teleforum apparatus and method59US 8,266,535 B2Broadnet Teleservices, LLC · 2012