G11B 7/007
Arrangement of the information on the record carrier
Official title: Arrangement of the information on the record carrier, e.g. form of tracks {, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track}
G11B7/007 (Arrangement of the information on the record carrier) appears on 4,808 US grants and 4,212 published applications in this corpus.
Search patents in G11B- Granted patents
- 4,808
- Published applications
- 4,212
- Assignees
- 468
- Inventors
- 3,962
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 19 | 0 |
| 1986 | 9 | 0 |
| 1987 | 21 | 0 |
| 1988 | 22 | 0 |
| 1989 | 38 | 0 |
| 1990 | 32 | 0 |
| 1991 | 36 | 0 |
| 1992 | 36 | 0 |
| 1993 | 45 | 0 |
| 1994 | 38 | 0 |
| 1995 | 61 | 0 |
| 1996 | 87 | 0 |
| 1997 | 111 | 0 |
| 1998 | 176 | 0 |
| 1999 | 165 | 0 |
| 2000 | 193 | 0 |
| 2001 | 222 | 140 |
| 2002 | 215 | 401 |
| 2003 | 275 | 322 |
| 2004 | 231 | 393 |
| 2005 | 199 | 539 |
| 2006 | 351 | 407 |
| 2007 | 295 | 445 |
| 2008 | 360 | 552 |
| 2009 | 293 | 289 |
| 2010 | 305 | 192 |
| 2011 | 292 | 132 |
| 2012 | 211 | 86 |
| 2013 | 118 | 59 |
| 2014 | 114 | 110 |
| 2015 | 45 | 28 |
| 2016 | 32 | 31 |
| 2017 | 32 | 32 |
| 2018 | 35 | 21 |
| 2019 | 18 | 13 |
| 2020 | 8 | 5 |
| 2021 | 8 | 7 |
| 2022 | 5 | 3 |
| 2023 | 3 | 3 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- G11B 7/00736Auxiliary data1,753
- G11B 7/00745Sectoring or header formats within a track1,422
- G11B 7/00718Groove and land recording, i.e. user data recorded both in the grooves908
- G11B 7/0079Zoned data area633
- G11B 7/013For discrete information, i.e. where each information unit is stored in a544
- G11B 7/00772On record carriers storing information in the form of optical interference patterns233
- G11B 2007/00754Track shapeIndexing code20
- G11B 2007/00709Dimensions of grooves or tracksIndexing code10
Recent patents
- Differential phase voxel symbol determination2 Sep 2025US 12,406,695 B1Microsoft Technology Licensing, LLC
- Multidimensional optical storage media having light confinement layers and reading methodology therefor12 Aug 2025US 12,387,753 B1Seagate Technology LLC
- Optical recording medium5 Dec 2023US 11,837,265 B2Sony Group Corporation
- Optical storage medium24 Oct 2023US 11,798,589 B2Case Western Reserve University
- Method for playing back information recording medium13 Jun 2023US 11,676,634 B2Memory-Tech Holdings Inc.
- Optical information storage medium6 Nov 2025US 2025/0342857 A1
- Optical storage medium15 Feb 2024US 2024/0055020 A1Case Western Reserve University
- Information recording medium and playback device17 Aug 2023US 2023/0260545 A1Memory-Tech Holdings Inc.
- Optical track format for holographic storage optical disc and encoding method thereof16 Feb 2023US 2023/0051058 A1Amethystum Storage Technology Co., Ltd.
- Optical recording medium19 Jan 2023US 2023/0018411 A1Sony Group Corporation
Most cited
By later US patents
- Information record medium, apparatus for recording the same and apparatus for reproducing the same353US 6,212,330 B1Pioneer Electronic Corporation · 2001
- Optical disk and optical disk reproduction apparatus318US 6,009,237 AHitachi, Ltd. · 1999
- Document having an encoded data structure288US 7,234,645 B2Silverbrook Research Pty Ltd · 2007
- Dot code and information recording/reproducing system for recording/reproducing the same261US 5,896,403 AOlympus Optical Co., Ltd. · 1999
- Multimedia optical disc for storing audio data and sub-picture data in a plurality of channels as well as moving picture data and apparatus and method for reproducing the multimedia optical disc261US 6,088,507 AMatsushita Electric Industrial Co., Ltd. · 2000