G10H 2250/121
Iir impulse
Official title: IIR impulse
G10H2250/121 (Iir impulse) appears on 32 US grants and 13 published applications in this corpus.
Search patents in G10H- Granted patents
- 32
- Published applications
- 13
- Assignees
- 21
- Inventors
- 60
- Latest grant
- 28 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Non linear filter with group delay at pre-response frequency for high res radio28 May 2024US 11,996,816 B2Lenbrook Industries Limited
- Sound effect generation method and information processing device14 May 2024US 11,984,102 B2Roland Corporation
- Systems and methods for processing an audio signal for replay on an audio device13 Jul 2021US 11,062,717 B2Mimi Hearing Technologies GmbH
- Non linear filter with group delay at pre-response frequency for high res audio1 Sep 2020US 10,763,828 B2
- Filter characteristics changing device4 Jun 2019US 10,311,845 B2Casio Computer Co., Ltd.
- Filterbank Pitchshifter12 Jun 2025US 2025/0193632 A1Eventide Inc.
- Low complexity howling suppression for portable karaoke12 Oct 2023US 2023/0328434 A1Harman International Industries, Incorporated
- Sound effect generation method and information processing device9 Dec 2021US 2021/0383782 A1Roland Corporation
- Non linear filter with group delay at pre-response frequency for high res radio17 Dec 2020US 2020/0395918 A1Lenbrook Industries Limited
- Systems and methods for processing an audio signal for replay on an audio device26 Dec 2019US 2019/0392850 A1Mimi Hearing Technologies GmbH
Most cited
By later US patents
- Apparatus for generating, recording or reproducing sound source data95US 5,086,475 ASony Corporation · 1992
- Song-matching system and method94US 6,967,275 B2iRobot Corporation · 2005
- Digital audio signal processing apparatus57US 5,210,806 APioneer Electronic Corporation · 1993
- Wavetable synthesizer and operating method using a variable sampling rate approximation41US 5,744,739 ACrystal Semiconductor Corporation · 1998
- Digital filter for an electronic musical instrument35US 4,554,858 ANippon Gakki Seizo Kabushiki Kaisha · 1985