G11B 2020/1461
8 to 14 modulation
Official title: {8 to 14 modulation, e.g. the EFM code used on CDs or mini-discs}
G11B2020/1461 (8 to 14 modulation) appears on 123 US grants and 92 published applications in this corpus.
Search patents in G11B- Granted patents
- 123
- Published applications
- 92
- Assignees
- 48
- Inventors
- 171
- Latest grant
- 1 Aug 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 4 |
| 2002 | 8 | 16 |
| 2003 | 14 | 8 |
| 2004 | 10 | 20 |
| 2005 | 4 | 16 |
| 2006 | 17 | 9 |
| 2007 | 17 | 10 |
| 2008 | 10 | 1 |
| 2009 | 4 | 3 |
| 2010 | 3 | 0 |
| 2011 | 3 | 2 |
| 2012 | 2 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Information carrier comprising access information1 Aug 2017US 9,720,622 B2Koninklijke Philips N. V.
- Information carrier comprising access information4 Feb 2014US 8,644,118 B2Koninklijke Philips N. V.
- Information carrier comprising access information8 Jan 2013US 8,351,313 B2Koninklijke Philips Electronics N. V.
- Information carrier comprising access information and dummy information27 Nov 2012US 8,320,224 B2Koninklijke Philips Electronics N. V.
- Phase synchronization circuit24 Jan 2012US 8,102,158 B2Sanyo Semiconductor Co., Ltd.
- Information carrier comprising access information29 May 2014US 2014/0149661 A1Koninklijke Philips Electronics N. V.
- Information carrier comprising access information25 Apr 2013US 2013/0100784 A1Koninklijke Philips Electronics N. V.
- Information carrier comprising access information10 May 2012US 2012/0113788 A1Koninklijke Philips Electronics N. V.
- Information carrier comprising access information and dummy information5 May 2011US 2011/0107111 A1Koninklijke Philips Electronics N. V.
- Write signal generator with delay calibration21 Apr 2011US 2011/0090774 A1
Most cited
By later US patents
- Method of inhibiting copying of digital data48US 5,699,434 AHewlett-Packard Company · 1997
- Optical disk having a particular format to store user-selected data, such as video data or computer files, including a dedicated TOC region39US 5,715,355 ASony Corporation · 1998
- Eight-to-fifteen modulation using no merging bit and optical disc recording or reading systems based thereon38US 6,297,753 B1Victor Company of Japan, Ltd. · 2001
- Method of inhibiting copying of digital data30US 5,828,754 AHewlett-Packard Company · 1998
- Digital sum value corrective scrambling in the compact digital disc system28US 4,603,413 AU. S. Philips Corporation · 1986