G11B 15/4735
Using signals recorded in tracks disposed parallel with the scanning direction
Official title: {using signals recorded in tracks disposed parallel with the scanning direction}
G11B15/4735 (Using signals recorded in tracks disposed parallel with the scanning direction) appears on 25 US grants and 0 published applications in this corpus.
Search patents in G11B- Granted patents
- 25
- Published applications
- 0
- Assignees
- 14
- Inventors
- 41
- Latest grant
- 27 Feb 2001
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Phase control apparatus for video cassette recorder27 Feb 2001US 6,195,500 B1Goldstar Co., Ltd.
- Signal reproducing apparatus14 Mar 2000US 6,038,095 AVictor Company of Japan, Ltd.
- Method and apparatus for determining and using head parameters in a helical scan recorder26 Oct 1999US 5,973,875 AExabyte Corporation
- Helical scan data recording and playback method and apparatus wherein reference helical tracks preceding data recording area on magnetic tape are played back before recording or playback of target data10 Aug 1999US 5,936,791 AHitachi, Ltd.
- Servo control apparatus and method for video cassette tape recorder23 Mar 1999US 5,886,492 ALG Electronics Inc.
No published applications in this class yet.
Most cited
By later US patents
- Rotary head type magnetic recording and reproducing apparatus and method of producing tracking control signals therefor20US 4,843,493 AHitachi, Ltd. · 1989
- Interactive servo control system for use with a rotating-head magnetic tape player19US 4,044,388 AEastman Kodak Company · 1977
- Slow reproducing apparatus for VTR or VCR using image memory18US 4,796,123 AKabushiki Kaisha Toshiba · 1989
- Arcuate scan tape drive14US 5,585,978 AConner Peripherals, Inc. · 1996
- Method and apparatus for reproducing a compressed digital video signal at multiple speed13US 5,781,688 ASamsung Electronics Co., Ltd. · 1998