G10L 19/03
Spectral prediction for preventing pre-echo
Official title: Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
G10L19/03 (Spectral prediction for preventing pre-echo) appears on 168 US grants and 179 published applications in this corpus.
Search patents in G10L- Granted patents
- 168
- Published applications
- 179
- Assignees
- 49
- Inventors
- 176
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 5 |
| 2008 | 2 | 1 |
| 2009 | 2 | 4 |
| 2010 | 3 | 7 |
| 2011 | 4 | 3 |
| 2012 | 3 | 6 |
| 2013 | 8 | 16 |
| 2014 | 8 | 8 |
| 2015 | 10 | 7 |
| 2016 | 13 | 22 |
| 2017 | 19 | 10 |
| 2018 | 9 | 8 |
| 2019 | 16 | 13 |
| 2020 | 10 | 9 |
| 2021 | 7 | 14 |
| 2022 | 13 | 12 |
| 2023 | 10 | 5 |
| 2024 | 16 | 14 |
| 2025 | 6 | 8 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for MDCT M/S stereo with global ILD with improved mid/side decision8 Sep 2026US 12,731,591 B2Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Comfort noise generation11 Aug 2026US 12,706,103 B2Telefonaktiebolaget LM Ericsson (publ)
- Spatial noise filling in multi-channel codec17 Feb 2026US 12,555,589 B2Dolby Laboratories Licensing Corporation
- Support for generation of comfort noise27 Jan 2026US 12,537,009 B2Telefonaktiebolaget LM Ericsson (publ)
- Apparatus for encoding and decoding audio signal and method of operation thereof13 Jan 2026US 12,525,248 B2Electronics and Telecommunications Research Institute
- Apparatus and Method for Audio Signal Coding with Temporal Noise Shaping on Subband Signals24 Sep 2026US 2026/0290362 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Spatial noise filling in multi-channel codec23 Jul 2026US 2026/0212874 A1Dolby Laboratories Licensing Corporation
- Support for generation of comfort noise4 Jun 2026US 2026/0155151 A1Telefonaktiebolaget LM Ericsson (publ)
- Frequency-domain audio coding supporting transform length switching5 Mar 2026US 2026/0065920 A1Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Truncateable predictive coding5 Feb 2026US 2026/0038523 A1Telefonaktiebolaget LM Ericsson (publ)
Most cited
By later US patents
- Perceptual noise shaping in the time domain via LPC prediction in the frequency domain76US 5,781,888 ALucent Technologies Inc. · 1998
- Bitstream syntax for multi-process audio decoding59US 7,885,819 B2Microsoft Corporation · 2011
- Prediction of spectral coefficients in waveform coding and decoding35US 7,684,981 B2Microsoft Corporation · 2010
- Spectral noise shaping in audio coding based on spectral dynamics in frequency sub-bands33US 8,428,957 B2QUALCOMM Incorporated · 2013
- Bitstream syntax for multi-process audio decoding31US 8,255,229 B2Microsoft Corporation · 2012