G11B 5/59611
Detection or processing of peak/envelop signals
Official title: {Detection or processing of peak/envelop signals}
G11B5/59611 (Detection or processing of peak/envelop signals) appears on 169 US grants and 62 published applications in this corpus.
Search patents in G11B- Granted patents
- 169
- Published applications
- 62
- Assignees
- 74
- Inventors
- 275
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 11 | 7 |
| 2002 | 10 | 25 |
| 2003 | 13 | 8 |
| 2004 | 16 | 8 |
| 2005 | 13 | 4 |
| 2006 | 10 | 0 |
| 2007 | 4 | 1 |
| 2008 | 0 | 0 |
| 2009 | 3 | 2 |
| 2010 | 1 | 2 |
| 2011 | 3 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 3 | 0 |
| 2015 | 4 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Harmonic sensor phase error detection for data storage devices29 Jul 2025US 12,374,362 B1Western Digital Technologies, Inc.
- Information reproduction apparatus and information reproduction method25 Feb 2020US 10,573,340 B2Nidec Sankyo Corporation
- Disc locked clock-based servo timing31 Dec 2019US 10,522,177 B1Seagate Technology LLC
- Hard disk drive and head positioning method10 Jul 2018US 10,020,017 B2Kabushiki Kaisha Toshiba
- Primary and secondary servo timing gates used with simultaneously operating readers9 Jan 2018US 9,865,291 B1Seagate Technology LLC
- Information reproduction apparatus and information reproduction method12 Sep 2019US 2019/0279674 A1Nidec Sankyo Corporation
- Hard disk drive and head positioning method2 Mar 2017US 2017/0061997 A1Kabushiki Kaisha Toshiba
- Generating position error signal based on data tracks for rotating storage data storage21 Jan 2016US 2016/0019931 A1Marvell World Trade Ltd.
- Generating position error signal based on data tracks for magnetic data storage2 Apr 2015US 2015/0092289 A1Marvell World Trade Ltd.
- Servo pattern read-back signal processing for storage devices29 Aug 2013US 2013/0222938 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Method and apparatus for fingerprinting magnetic media206US 5,365,586 AWashington University · 1994
- Disk drive employing multiple index marks133US 7,110,202 B1Western Digital Technologies, Inc. · 2006
- Method and apparatus for process control, tension control, and testing of magnetic media126US 5,408,505 AWashington University · 1995
- Disk drive to characterize misaligned servo wedges115US 7,551,390 B1Western Digital Technologies, Inc. · 2009
- Hybrid method of determining a fractional track position of a read transducer in a hard disk drive112US 6,122,133 AWestern Digital Corporation · 2000