H03H 17/0461
Quantisation
Official title: {Quantisation; Rounding; Truncation; Overflow oscillations or limit cycles eliminating measures}
H03H17/0461 (Quantisation) appears on 45 US grants and 16 published applications in this corpus.
Search patents in H03H- Granted patents
- 45
- Published applications
- 16
- Assignees
- 33
- Inventors
- 82
- Latest grant
- 11 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 3 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- System improving signal handling11 Apr 2023US 11,626,858 B2Mediatek Inc.
- System improving signal handling13 Apr 2021US 10,979,030 B2Mediatek Inc.
- Digital filter16 Mar 2021US 10,951,229 B1Dialog Semiconductor GmbH
- Digital filter24 Nov 2020US 10,848,174 B1Dialog Semiconductor GmbH
- Anti-aliasing filter19 Nov 2019US 10,483,947 B2Mediatek Inc.
- System improving signal handling26 Aug 2021US 2021/0265982 A1Mediatek Inc.
- Anti-aliasing filter19 Sep 2019US 2019/0288672 A1Mediatek Inc.
- System improving signal handling28 Feb 2019US 2019/0068170 A1Mediatek Inc.
- Determination method and apparatus for preset of audio equalizer (aeq)15 Feb 2018US 2018/0048958 A1China Academy of Telecommunications Technology
- Biquad stage having a selectable bit precision22 Jun 2017US 2017/0179932 A1Silicon Laboratories Inc.
Most cited
By later US patents
- Digital filter with efficient quantization circuitry46US 6,112,218 ATexas Instruments Incorporated · 2000
- Digital scaling circuitry with truncation offset compensation43US 4,727,506 ARCA Corporation · 1988
- Forward-backward channel interpolator31US 6,173,011 B2Glenayre Electronics, Inc. · 2001
- Recursive type digital filter28US 4,305,133 AHitachi, Ltd. · 1981
- Digital signal processing device with quantizer25US 4,034,196 AU. S. Philips Corporation · 1977