G10H 2250/551
Waveform approximation
Official title: Waveform approximation, e.g. piecewise approximation of sinusoidal or complex waveforms
G10H2250/551 (Waveform approximation) appears on 11 US grants and 6 published applications in this corpus.
Search patents in G10H- Granted patents
- 11
- Published applications
- 6
- Assignees
- 13
- Inventors
- 33
- Latest grant
- 5 Dec 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 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 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 2 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- System and method for stringed instruments' pickup5 Dec 2017US 9,837,060 B2Advanced Digital Broadcast S. A.
- Method for the synthetic generation of a digital audio signal22 Aug 2017US 9,741,329 B2JoboMusic AG
- Audio processing apparatus and method23 Jul 2013US 8,492,639 B2Yamaha Corporation
- Method for generating playback sound, electronic device, and entertainment system for generating playback sound29 Jul 2008US 7,406,355 B1Sony Computer Entertainment Inc.
- Method and apparatus for creating different waveforms when synthesizing musical sounds18 Jul 2000US 6,091,269 ACreative Technology Ltd
- Sound generation method using machine learning model, training method for machine learning model, sound generation device, training device, non-transitory computer-readable medium storing sound generation program, and non-transitory computer-readable medium storing training program30 Nov 2023US 2023/0386440 A1Yamaha Corporation
- Signal processing apparatus, and signal processing method22 Jun 2023US 2023/0190174 A1Pixie Dust Technologies, Inc.
- System and method for stringed instruments' pickup21 Sep 2017US 2017/0270903 A1Advanced Digital Broadcast S. A.
- Method for the synthetic generation of a digital audio signal12 Jan 2017US 2017/0011727 A1JoboMusic AG
- Audio processing apparatus and method9 Jun 2011US 2011/0132179 A1Yamaha Corporation
Most cited
By later US patents
- Complex waveform generator for musical instrument44US 4,342,245 ANorlin Industries, Inc. · 1982
- Tone source apparatus for an electronic musical instrument7US 4,023,454 AKabushiki Kaisha Dawai Gakki Seisakusho · 1977
- Method of and apparatus for composing digital tone signals7US 4,127,047 ANippon Gakki Seizo Kabushiki Kaisha · 1978
- Method and apparatus for creating different waveforms when synthesizing musical sounds5US 6,091,269 ACreative Technology Ltd · 2000
- Non-linear tone generator1US 5,834,672 AChromatic Research, Inc. · 1998