Microstrip antenna device having three resonance frequencies
US5512910A · kind A · utility
58Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1994 |
| Grant date | Apr 30, 1996 |
| Priority date | — |
| Expiry date | Apr 28, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q5/364
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A microstrip antenna device is disclosed as having three resonance frequencies comprising, a dielectric sheet whose thickness is smaller than the used wave length, a radiating conductor sheet which is disposed on one surface of the dielectric sheet and which is a rectangular shape and has line load in the center of one side of the rectangle, and a ground conductor sheet disposed on the other surface of the dielectric sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.