G10H 2250/191
Chebyshev polynomials
Official title: Chebyshev polynomials, e.g. to provide filter coefficients for sharp rolloff filters
G10H2250/191 (Chebyshev polynomials) appears on 26 US grants and 2 published applications in this corpus.
Search patents in G10H- Granted patents
- 26
- Published applications
- 2
- Assignees
- 9
- Inventors
- 28
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- System and method for simulation of non-linear audio equipment24 Apr 2012US 8,165,309 B2Softube AB
- Method and apparatus for the modeling and synthesis of harmonic distortion7 Jan 2003US 6,504,935 B1
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Most cited
By later US patents
- Monolithic PC audio circuit with enhanced digital wavetable audio synthesizer266US 5,659,466 AAdvanced Micro Devices, Inc. · 1997
- Charge dissipation in capacitively loaded ports191US 5,546,039 AAdvanced Micro Devices, Inc. · 1996
- Digital wavetable audio synthesizer with delay-based effects processing131US 6,047,073 AAdvanced Micro Devices, Inc. · 2000
- Enhanced register array accessible by both a system microprocessor and a wavetable audio synthesizer99US 6,058,066 AAdvanced Micro Devices, Inc. · 2000
- Wavetable audio synthesizer with low frequency oscillators for tremolo and vibrato effects67US 5,668,338 AAdvanced Micro Devices, Inc. · 1997