G11B 15/4733
With provision for information tracking
Official title: {with provision for information tracking, e.g. for time base correction}
G11B15/4733 (With provision for information tracking) appears on 45 US grants and 1 published applications in this corpus.
Search patents in G11B- Granted patents
- 45
- Published applications
- 1
- Assignees
- 20
- Inventors
- 69
- Latest grant
- 4 May 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Optimizing tape speed for a sync operation4 May 2010US 7,710,681 B2International Business Machines Corporation
- Phase control apparatus for video cassette recorder27 Feb 2001US 6,195,500 B1Goldstar Co., Ltd.
- Method and apparatus for reproducing/recording at variable speeds dependent upon the bit rate of the MPEG encoded signal5 Sep 2000US 6,115,531 ASony Corporation
- Signal reproducing apparatus14 Mar 2000US 6,038,095 AVictor Company of Japan, Ltd.
- Digital data recording/reproducing apparatus and method with means for adding arrival time to a data packet22 Feb 2000US 6,028,726 ASony Corporation
Most cited
By later US patents
- Transmission, recording and reproduction of digital data and time information in transport packets using a compression ratio69US 5,835,668 ASony Corporation · 1998
- Transmission, recording and reproduction of digital data and time information in transport packets using a compression ratio49US 5,859,949 ASony Corporation · 1999
- System for reproducing information signals on a magnetic tape which incrementally adjusts, in a plurality of steps the speed of the magnetic tape and the positioning and rotational speed of the magnetic head upon a change of mode43US 4,636,874 AU. S. Philips Corporation · 1987
- Digital data recording/reproducing apparatus and method with means for adding arrival time to a data packet32US 6,028,726 ASony Corporation · 2000
- Method and apparatus for reproducing/recording at variable speeds dependent upon the bit rate of the MPEG encoded signal23US 6,115,531 ASony Corporation · 2000