G11B 2020/1287
Synchronisation pattern
Official title: {Synchronisation pattern, e.g. VCO fields}
G11B2020/1287 (Synchronisation pattern) appears on 560 US grants and 571 published applications in this corpus.
Search patents in G11B- Granted patents
- 560
- Published applications
- 571
- Assignees
- 104
- Inventors
- 629
- Latest grant
- 28 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 36 | 0 |
| 2001 | 31 | 7 |
| 2002 | 24 | 40 |
| 2003 | 32 | 49 |
| 2004 | 30 | 53 |
| 2005 | 14 | 58 |
| 2006 | 61 | 39 |
| 2007 | 51 | 149 |
| 2008 | 70 | 60 |
| 2009 | 35 | 34 |
| 2010 | 43 | 31 |
| 2011 | 35 | 13 |
| 2012 | 35 | 19 |
| 2013 | 21 | 8 |
| 2014 | 9 | 3 |
| 2015 | 6 | 3 |
| 2016 | 5 | 0 |
| 2017 | 1 | 3 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Data storage device reading data from magnetic tape in forward and reverse direction28 Jun 2022US 11,373,682 B2Western Digital Technologies, Inc.
- Storage device and controller7 Apr 2020US 10,614,853 B2Kabushiki Kaisha Toshiba
- Optical disk, optical disk recording method, optical disk recording device, and integrated circuit19 Jun 2018US 10,002,633 B2Panasonic Intellectual Property Management Co., Ltd.
- Optical information recording medium and optical information recording medium reproducing device8 May 2018US 9,966,098 B2Sony Corporation
- Systems and methods for missed media sector alignment10 Oct 2017US 9,786,320 B2Avago Technologies General IP (Singapore) Pte. Ltd.
- Data storage device reading data from magnetic tape in forward and reverse direction3 Mar 2022US 2022/0068308 A1Western Digital Technologies, Inc.
- Storage device and controller27 Sep 2018US 2018/0277158 A1Kabushiki Kaisha Toshiba
- Systems and Methods for Missed Media Sector Alignment20 Jul 2017US 2017/0206926 A1Avago Technologies General IP (Singapore) Pte. Ltd.
- Optical information recording medium and optical information recording medium reproducing device11 May 2017US 2017/0133050 A1Sony Corporation
- Optical disk, optical disk recording method, optical disk recording device, and integrated circuit13 Apr 2017US 2017/0103780 A1Panasonic Intellectual Property Management Co., Ltd.
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
- Servo writing a disk drive by integrating a spiral track read signal169US 7,301,717 B1Western Digital Technologies, Inc. · 2007