Unbalanced saw filter
US5093638A · kind A · utility
18Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1990 |
| Grant date | Mar 3, 1992 |
| Priority date | — |
| Expiry date | Nov 5, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H9/009
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An unbalanced surface acoustic wave (SAW) resonator-filter is achieved by using a predetermined length of unbalanced transmission line to define a ground potential and permit two SAW resonators and such transmission line to function together as an unbalanced filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.