Field effect attenuator devices having controlled electrical lengths
US4998147A · kind A · utility
5Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 1989 |
| Grant date | Mar 5, 1991 |
| Priority date | — |
| Expiry date | Jul 31, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10D48/362
Abstract
Overlapping gate electrodes are selectively energized to vary the electrical length and thus the resistance of the conductive path through a field effect attenuator. The electrical width can also be varied to provide additional control over the resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.