G11B 5/59616
Synchronisation
Official title: {Synchronisation; Clocking (G11B5/59622 takes precedence)}
G11B5/59616 (Synchronisation) appears on 256 US grants and 125 published applications in this corpus.
Search patents in G11B- Granted patents
- 256
- Published applications
- 125
- Assignees
- 58
- Inventors
- 391
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 12 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 2 |
| 2002 | 5 | 5 |
| 2003 | 7 | 1 |
| 2004 | 5 | 2 |
| 2005 | 3 | 1 |
| 2006 | 2 | 6 |
| 2007 | 12 | 17 |
| 2008 | 8 | 9 |
| 2009 | 16 | 10 |
| 2010 | 11 | 17 |
| 2011 | 17 | 12 |
| 2012 | 16 | 6 |
| 2013 | 13 | 9 |
| 2014 | 29 | 5 |
| 2015 | 24 | 8 |
| 2016 | 7 | 2 |
| 2017 | 3 | 1 |
| 2018 | 6 | 0 |
| 2019 | 2 | 4 |
| 2020 | 5 | 2 |
| 2021 | 1 | 0 |
| 2022 | 4 | 3 |
| 2023 | 3 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic disk device and controlling method of the same10 Mar 2026US 12,573,423 B1Kabushiki Kaisha Toshiba
- Servo sectors having multiple servo address marks in a data storage device3 Mar 2026US 12,567,436 B1Western Digital Technologies, Inc.
- Digital timing recovery for servo operations during start-up mode26 Nov 2024US 12,154,605 B1Marvell Asia Pte Ltd
- Synchronous writing of patterned media22 Aug 2023US 11,735,214 B2Seagate Technology LLC
- Phase locking multiple clocks of different frequencies22 Aug 2023US 11,735,220 B2Seagate Technology LLC
- Data storage device with assistive bursts in servo sectors7 May 2026US 2026/0128060 A1Western Digital Technologies, Inc.
- Magnetic disk device and controlling method of the same12 Mar 2026US 2026/0073940 A1Kabushiki Kaisha Toshiba
- Phase locking multiple clocks of different frequencies29 Jun 2023US 2023/0206951 A1Seagate Technology LLC
- Synchronous writing of patterned media15 Dec 2022US 2022/0399037 A1Seagate Technology LLC
- Write timing for rro field in a constant density servo system3 Nov 2022US 2022/0351750 A1Marvell Asia Pte Ltd
Most cited
By later US patents
- Servo data decoder for any amplitude dependent servo data encoding scheme196US 4,740,736 AAdvanced Micro Devices, Inc. · 1988
- Disk drive that discerns the polarity of a head signal from a sync mark to enhance data detection145US 6,639,748 B1Western Digital Technologies, Inc. · 2003
- Digital servo control system for use in disk drives144US 6,347,018 B1Rodime PLC · 2002
- Detecting a servo address mark (SAM) in a servo field sync-up operation143US 8,159,768 B1Western Digital Technologies, Inc. · 2012
- Disk drive employing different servo TPI to data TPI ratios across the disk surface142US 7,982,993 B1Western Digital Technologies, Inc. · 2011