Method and apparatus for verifying a helical scan recording tape using a plurality of linear recording heads
US5023548A · kind A · utility
6Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 21, 1989 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | Jul 21, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B27/36
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system for testing a helical recording tape using linear heads thereby enabling the tape to be run at high speed and shortening the test time uses a multiplexing system to interrogate sequentially short portions of each recorded track the portions being re-assembled in a suitable memory to provide continuous recordings from each track.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.