G11B 2020/00014
The compressed signal being an audio signal
Official title: {the compressed signal being an audio signal}
G11B2020/00014 (The compressed signal being an audio signal) appears on 350 US grants and 380 published applications in this corpus.
Search patents in G11B- Granted patents
- 350
- Published applications
- 380
- Assignees
- 126
- Inventors
- 530
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 9 |
| 2002 | 19 | 61 |
| 2003 | 31 | 27 |
| 2004 | 23 | 17 |
| 2005 | 17 | 31 |
| 2006 | 23 | 26 |
| 2007 | 22 | 27 |
| 2008 | 14 | 31 |
| 2009 | 20 | 36 |
| 2010 | 19 | 27 |
| 2011 | 21 | 13 |
| 2012 | 20 | 12 |
| 2013 | 17 | 5 |
| 2014 | 18 | 25 |
| 2015 | 27 | 8 |
| 2016 | 5 | 5 |
| 2017 | 6 | 5 |
| 2018 | 6 | 1 |
| 2019 | 2 | 4 |
| 2020 | 4 | 3 |
| 2021 | 1 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G11B 2020/00057Mpeg-1 or mpeg-2 audio layer iii [mp3]Indexing code103
- G11B 2020/00065Sigma-delta audio encodingIndexing code50
- G11B 2020/00043Adaptive transform acoustic coding [atrac]Indexing code34
- G11B 2020/00036Ac-3, i.e. atsc digital audio compression standardIndexing code29
- G11B 2020/00028Advanced audio coding [aac]Indexing code21
- G11B 2020/00021Lossless audio compressionIndexing code2
- G11B 2020/0005Dts audio codecsIndexing code2
Recent patents
- Imaging device and imaging system8 Sep 2026US 12,731,619 B2Panasonic Intellectual Property Management Co., Ltd.
- Source classification using HDMI audio metadata22 Apr 2025US 12,282,508 B2The Nielsen Company (US), LLC
- Context-based media indexing21 Jan 2025US 12,205,618 B2Avid Technology, Inc.
- Method and apparatus of editing multimedia file, electronic device, and storage medium12 Mar 2024US 11,929,097 B2Beijing Baidu Netcom Science Technology Co., Ltd.
- Source classification using HDMI audio metadata20 Feb 2024US 11,907,287 B2The Nielsen Company (US), LLC
- Source classification using hdmi audio metadata24 Jul 2025US 2025/0238462 A1The Nielsen Company (US), LLC
- Imaging device and imaging system6 Mar 2025US 2025/0078875 A1Panasonic Intellectual Property Management Co., Ltd.
- Source classification using hdmi audio metadata26 Sep 2024US 2024/0320263 A1The Nielsen Company (US), LLC
- Context-based media indexing27 Jul 2023US 2023/0238035 A1Avid Technology, Inc.
- Source classification using hdmi audio metadata2 Mar 2023US 2023/0065182 A1The Nielsen Company (US), LLC
Most cited
By later US patents
- Image steganography system featuring perceptually adaptive and globally scalable signal embedding417US 5,748,763 ADigimarc Corporation · 1998
- Security documents with hidden digital data309US 6,343,138 B12002
- Audio steganography284US 6,330,335 B1Digimarc Corporation · 2001
- Techniques for improved playlist processing on media devices282US 7,536,565 B2Apple Inc. · 2009
- Consumer audio appliance responsive to watermark data268US 6,363,159 B1Digimarc Corporation · 2002