G10H 2250/101
Filter coefficient update
Official title: Filter coefficient update; Adaptive filters, i.e. with filter coefficient calculation in real time
G10H2250/101 (Filter coefficient update) appears on 15 US grants and 8 published applications in this corpus.
Search patents in G10H- Granted patents
- 15
- Published applications
- 8
- Assignees
- 12
- Inventors
- 30
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 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 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Filter effect imparting device, electronic musical instrument, and control method for electronic musical instrument8 Apr 2025US 12,272,342 B2Casio Computer Co., Ltd.
- Musical sound signal generation device, musical sound signal generation method, and non-transitory computer-readable recording medium24 Dec 2024US 12,175,956 B2Casio Computer Co., Ltd.
- Effects device for a musical instrument and a method for producing the effects5 May 2020US 10,643,594 B2Gamechanger Audio SIA
- System and method for improving singing voice separation from monaural music recordings16 Jul 2019US 10,354,632 B2Abu Dhabi University
- Apparatus for tracking the fundamental frequency of a signal with harmonic components stronger than the fundamental21 Nov 2017US 9,824,673 B2Second Sound LLC
- Gesture-based audio synthesizer controller1 May 2025US 2025/0140222 A1
- Modular digital control of audio analog functions3 Apr 2025US 2025/0111837 A1Karno Sound Limited
- Musical sound signal generation device, musical sound signal generation method, and non-transitory computer-readable recording medium6 Apr 2023US 2023/0103520 A1Casio Computer Co., Ltd.
- Filter effect imparting device, electronic musical instrument, and control method for electronic musical instrument19 May 2022US 2022/0157284 A1Casio Computer Co., Ltd.
- An effects device for a musical instrument and a method for producing the effects29 Aug 2019US 2019/0266986 A1Gamechanger Audio SIA
Most cited
By later US patents
- Parametric signal modeling musical synthesizer46US 5,744,742 AEuPhonics, Incorporated · 1998
- System and method for generating fractional length delay lines in a digital signal processing system22US 5,742,532 AThe Board of Trustees of the Leland Stanford Junior University · 1998
- Digital signal processing system and method for generating musical legato using multitap delay line with crossfader11US 5,781,461 AThe Board of Trustees of the Leland Stanford Junior University · 1998
- Digital signal processor for use in sound quality treatment by filtering10US 5,386,529 AKabushiki Kaisha Toshiba · 1995
- Filter coefficient generator for electronic musical instruments7US 5,270,481 AKabushiki Kaisha Kawai Gakki Seisakusho · 1993