Symmetrical resistive transducer biasing circuit and method
US5701213A · kind A · utility
10Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1996 |
| Grant date | Dec 23, 1997 |
| Priority date | — |
| Expiry date | Sep 12, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2200/372
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An innovative disk drive system which provides a regulated bias current to a magnetoresistive read head, and controls the voltage of the magnetoresistive read head terminals so that the CENTER of the resistor is at ground. This halves the peak magnitude of the head-to-disk voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.