G10H 2250/141
Bessel functions
Official title: Bessel functions, e.g. for smoothing or modulating, for FM audio synthesis or for expressing the vibration modes of a circular drum membrane
G10H2250/141 (Bessel functions) appears on 11 US grants and 1 published applications in this corpus.
Search patents in G10H- Granted patents
- 11
- Published applications
- 1
- Assignees
- 6
- Inventors
- 8
- Latest grant
- 1 Jan 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
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| 1985 | 0 | 0 |
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| 1987 | 3 | 0 |
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| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
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| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
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| 2003 | 0 | 0 |
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| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Musical sound generating device, control method for same, storage medium, and electronic musical instrument1 Jan 2019US 10,170,094 B2Casio Computer Co., Ltd.
- Apparatus for combining stored waveforms to synthesize musical tones8 Jun 1993US 5,218,156 AYamaha Corporation
- Waveform generator for electronic musical instrument13 Aug 1991US 5,038,661 ACasio Computer Co., Ltd.
- Tone synthesis using harmonic time series modulation14 Apr 1987US 4,656,912 AKawai Musical Instrument Mfg. Co., Ltd.
- Electronic musical instrument using amplitude modulation with feedback loop7 Apr 1987US 4,655,115 ANippon Gakki Seizo Kabushiki Kaisha
Most cited
By later US patents
- Tone production method for an electronic musical instrument36US 4,249,447 ANippon Gakki Seizo Kabushiki Kaisha · 1981
- Electronic musical instrument using amplitude modulation with feedback loop26US 4,655,115 ANippon Gakki Seizo Kabushiki Kaisha · 1987
- Production of pulse width modulation tonal effects in a computor organ11US 3,972,259 ANippon Gakki Seizo Kabushiki Kaisha · 1976
- Apparatus for combining stored waveforms to synthesize musical tones11US 5,218,156 AYamaha Corporation · 1993
- Musical instrument and method for generating musical sound6US 4,215,617 AThe Board of Trustees of the Leland Stanford Junior University · 1980