Rotating head type magnetic record/reproduce apparatus
US4628373A · kind A · utility
23Cited by
1References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1984 |
| Grant date | Dec 9, 1986 |
| Priority date | — |
| Expiry date | Jun 8, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/913
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The rotating-head PCM record/reproduce apparatus has record and reproduce heads of which the reproduce heads are disposed to scan the recorded track formed by the record heads with a delay of a rotation angle of 90.degree. thereby reading immediately after recording, and circuits for converting analog signal to digital signal, and for compressing the timebase of the digital signal, the compressed digital signal being supplied to the record heads so that no signal is supplied to the record head while the reproduce heads are reading the recorded signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.