G11B 7/1263
Power control during transducing
Official title: Power control during transducing, e.g. by monitoring
G11B7/1263 (Power control during transducing) appears on 537 US grants and 613 published applications in this corpus.
Search patents in G11B- Granted patents
- 537
- Published applications
- 613
- Assignees
- 138
- Inventors
- 1,012
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 4 |
| 2002 | 12 | 22 |
| 2003 | 15 | 41 |
| 2004 | 23 | 66 |
| 2005 | 25 | 85 |
| 2006 | 37 | 78 |
| 2007 | 54 | 69 |
| 2008 | 37 | 46 |
| 2009 | 59 | 59 |
| 2010 | 53 | 37 |
| 2011 | 38 | 24 |
| 2012 | 34 | 19 |
| 2013 | 24 | 18 |
| 2014 | 17 | 5 |
| 2015 | 13 | 12 |
| 2016 | 17 | 6 |
| 2017 | 11 | 4 |
| 2018 | 19 | 5 |
| 2019 | 11 | 2 |
| 2020 | 8 | 5 |
| 2021 | 4 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 3 | 3 |
| 2025 | 4 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Laser power monitoring in hard disk drives16 Jun 2026US 12,658,210 B1Avago Technologies International Sales Pte. Limited
- NFT back reflection monitor for heat-assisted magnetic recording head21 Apr 2026US 12,609,137 B1Seagate Technology LLC
- Harmonic sensor phase error detection for data storage devices29 Jul 2025US 12,374,362 B1Western Digital Technologies, Inc.
- Data storage device with embedded mode hop predictor patterns15 Apr 2025US 12,277,957 B1Western Digital Technologies, Inc.
- Method and system for writing voxels to a transparent substrate1 Apr 2025US 12,266,391 B2Microsoft Technology Licensing, LLC
- Method and system for writing voxels to a transparent substrate3 Oct 2024US 2024/0331731 A1Microsoft Technology Licensing, LLC
- Data storage device with mapping and mitigation of laser mode hop effects in heat-assisted magnetic recording (hamr)30 May 2024US 2024/0177735 A1Western Digital Technologies, Inc.
- Optical disc device and recording and reproduction device18 Jan 2024US 2024/0021214 A1Panasonic Intellectual Property Management Co., Ltd.
- Thermal management of laser diode mode hopping for heat assisted media recording9 Feb 2023US 2023/0041735 A1Seagate Technology LLC
- Method and apparatus for modulating a laser power signal during heat-assisted magnetic recording30 Dec 2021US 2021/0407546 A1Seagate Technology LLC
Most cited
By later US patents
- Method of recording or reproducing data on or from high density multi-layer recording medium using variable light intensity218US 7,009,927 B2Samsung Electronics Co., Ltd. · 2006
- Information recording apparatus66US 7,164,631 B2Pioneer Coorperation · 2007
- Adaptive writing method for high-density optical recording apparatus and circuit thereof40US 6,631,110 B1Samsung Electronics Co., Ltd. · 2003
- Device and method for recording data to optical disk using recording pulse with corrected edge position36US 6,721,255 B1Matsushita Electric Industrial Co., Ltd. · 2004
- Writable optical drive with dynamically variable linear velocity to prevent buffer under-run34US 6,901,039 B1Mitsumi Electric Co., Ltd. · 2005