G11B 20/025
Error detection or correction
Official title: {Error detection or correction}
G11B20/025 (Error detection or correction) appears on 46 US grants and 12 published applications in this corpus.
Search patents in G11B- Granted patents
- 46
- Published applications
- 12
- Assignees
- 28
- Inventors
- 67
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 4 |
| 2008 | 3 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 3 | 4 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Measurement device, measurement method, recording medium, and phonograph record28 Jan 2025US 12,211,518 B2Panasonic Intellectual Property Management Co., Ltd.
- Codeword interleaving over magnetic media surfaces14 Jan 2025US 12,198,724 B1Marvell Asia Pte Ltd
- Data storage device with notch filter calibration based on multi-rate excitation and error rejection27 Feb 2024US 11,915,731 B1Western Digital Technologies, Inc.
- Adaptive correction of symmetrical and asymmetrical saturation in magnetic recording devices5 Apr 2016US 9,305,591 B2Quantum Corporation
- Variable stopwrite threshold using kurtosis26 May 2015US 9,042,046 B2International Business Machines Corporation
- Data storage device with notch filter calibration based on multi-rate excitation and error rejection29 Feb 2024US 2024/0071415 A1Western Digital Technologies, Inc.
- Measurement device, measurement method, recording medium, and phonograph record6 Apr 2023US 2023/0109304 A1Panasonic Intellectual Property Management Co., Ltd.
- Adaptive correction of symmetrical and asymmetrical saturation in magnetic recording devices9 Oct 2014US 2014/0300986 A1Quantum Corporation
- Variable stopwrite threshold using kurtosis2 Oct 2014US 2014/0293470 A1International Business Machines Corporation
- Variable stopwrite threshold using kurtosis6 Mar 2014US 2014/0063633 A1International Business Machines Corporation
Most cited
By later US patents
- Information retrieval system and apparatus251US 4,536,866 AVideonics of Hawaii, Inc. · 1985
- Noise reduction circuitry for audio signals141US 4,462,048 ARCA Corporation · 1984
- Process for reducing the pre-echoes or post-echoes affecting audio recordings96US 5,717,768 AFrance Telecom · 1998
- Audio evaluation of information stored on a record medium under control of video picture frame number61US 4,755,884 ADiscovision Associates · 1988
- Method of evaluating a storage medium by recirculating a test sample of a signal60US 5,126,990 ADiscovision Associates · 1992