G11B 2020/1275
Calibration data
Official title: {Calibration data, e.g. specific training patterns for adjusting equalizer settings or other recording or playback parameters}
G11B2020/1275 (Calibration data) appears on 396 US grants and 423 published applications in this corpus.
Search patents in G11B- Granted patents
- 396
- Published applications
- 423
- Assignees
- 68
- Inventors
- 278
- Latest grant
- 5 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 4 | 3 |
| 2002 | 3 | 11 |
| 2003 | 17 | 13 |
| 2004 | 8 | 31 |
| 2005 | 11 | 38 |
| 2006 | 21 | 52 |
| 2007 | 32 | 41 |
| 2008 | 37 | 48 |
| 2009 | 45 | 6 |
| 2010 | 22 | 15 |
| 2011 | 164 | 154 |
| 2012 | 15 | 2 |
| 2013 | 8 | 3 |
| 2014 | 3 | 0 |
| 2015 | 2 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
By publication year.
Recent patents
- Flexible on-cylinder limit for drive performance management5 Jul 2022US 11,380,356 B2Seagate Technology LLC
- Flexible on-cylinder limit for drive performance management4 May 2021US 10,997,996 B1Seagate Technology LLC
- Diagnostic tape cartridge patterned with predetermined head-media spacings for testing a tape head of a tape drive11 Feb 2020US 10,559,322 B2Quantum Corporation
- Selecting laser power based on writing to a set of consecutive user data wedges12 Dec 2017US 9,842,619 B1Seagate Technology LLC
- Optical recording device, optical recording method and multi-layer disk10 Nov 2015US 9,183,871 B2Taiyo Yuden Co., Ltd.
- Flexible on-cylinder limit for drive performance management30 Dec 2021US 2021/0407539 A1Seagate Technology LLC
- Diagnostic tape cartridge patterned with predetermined head-media spacings for testing a tape head of a tape drive18 Jul 2019US 2019/0221234 A1Quantum Corporation
- Data protection system11 Jan 2018US 2018/0011647 A1
- Data protection system12 Nov 2015US 2015/0324141 A1Akonia Holographics LLC
- Data protection system28 May 2015US 2015/0149868 A1Akonia Holographics LLC
Most cited
By later US patents
- Disk drive employing read channel IC with common port for data and servo233US 6,278,568 B1Western Digital Corporation · 2001
- Disk drive employing read error tolerant sync mark detection216US 6,411,452 B1Western Digital Technologies, Inc. · 2002
- Disk drive employing state variable trap registers for providing stored servo and user data state variables to sampled-data channel175US 6,178,056 B1Western Digital Corporation · 2001
- Disk drive including a recording surface employing servo zones with banded data zones169US 6,262,857 B1Western Digital Corporation · 2001
- Disk drive including a recording surface employing servo zones recorded at a channel frequency different from data zones164US 6,441,981 B1Western Digital Technologies, Inc. · 2002