G10L 19/0212
Using orthogonal transformation
Official title: {using orthogonal transformation}
G10L19/0212 (Using orthogonal transformation) appears on 972 US grants and 948 published applications in this corpus.
Search patents in G10L- Granted patents
- 972
- Published applications
- 948
- Assignees
- 230
- Inventors
- 909
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 21 | 0 |
| 1999 | 14 | 0 |
| 2000 | 17 | 0 |
| 2001 | 17 | 3 |
| 2002 | 10 | 16 |
| 2003 | 6 | 12 |
| 2004 | 7 | 21 |
| 2005 | 12 | 12 |
| 2006 | 9 | 14 |
| 2007 | 13 | 39 |
| 2008 | 17 | 31 |
| 2009 | 16 | 50 |
| 2010 | 16 | 30 |
| 2011 | 36 | 45 |
| 2012 | 41 | 46 |
| 2013 | 46 | 72 |
| 2014 | 51 | 34 |
| 2015 | 58 | 33 |
| 2016 | 56 | 71 |
| 2017 | 54 | 45 |
| 2018 | 50 | 58 |
| 2019 | 77 | 63 |
| 2020 | 70 | 54 |
| 2021 | 37 | 44 |
| 2022 | 41 | 34 |
| 2023 | 51 | 40 |
| 2024 | 41 | 40 |
| 2025 | 30 | 27 |
| 2026 | 15 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transform encoding/decoding of harmonic audio signals15 Sep 2026US 12,738,285 B2Telefonaktiebolaget LM Ericsson (publ)
- 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.
- Rotation of sound components for orientation-dependent coding schemes11 Aug 2026US 12,706,101 B2Dolby International AB
- Methods, encoder and decoder for handling envelope representation coefficients28 Jul 2026US 12,694,881 B2Telefonaktiebolaget LM Ericsson (publ)
- Periodic-combined-envelope-sequence generation device, periodic-combined-envelope-sequence generation method, periodic-combined-envelope-sequence generation program and recording medium28 Jul 2026US 12,694,883 B2NTT, Inc.
- Periodic-combined-envelope-sequence generation device, periodic-combined-envelope-sequence generation method, periodic-combined-envelope-sequence generation program and recording medium8 Oct 2026US 2026/0311714 A1NTT, Inc.
- 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.
- Low-latency, low-frequency effects codec20 Aug 2026US 2026/0245566 A1Dolby Laboratories Licensing Corporation
- Multi-stage vector quantization for audio coding20 Aug 2026US 2026/0245567 A1Telefonaktiebolaget LM Ericsson (publ)
- Improved transitions in a multi-mode audio decoder16 Jul 2026US 2026/0204269 A1Telefonaktiebolaget LM Ericsson (publ)
Most cited
By later US patents
- Adaptive-block-length, adaptive-transforn, and adaptive-window transform coder, decoder, and encoder/decoder for high-quality audio412US 5,394,473 ADolby Laboratories Licensing Corporation · 1995
- Scalable audio coder and decoder300US 6,029,126 AMicrosoft Corporation · 2000
- Digital audio signal coding using a CELP coder and a transform coder209US 6,134,518 AInternational Business Machines Corporation · 2000
- Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec183US 6,370,502 B1America Online, Inc. · 2002
- Scalable audio coder and decoder169US 6,115,689 AMicrosoft Corporation · 2000