Antenna device, array antenna device using the antenna device, module, module array and package module
US7812767B2 · kind B2 · utility
9Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 7, 2005 |
| Grant date | Oct 12, 2010 |
| Priority date | — |
| Expiry date | Dec 12, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/15321
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A small antenna device having an increased gain is provided. The antenna device includes a multilayer dielectric substrate composed of a combination of a plurality of dielectric layers, wherein a feeding antenna is provided in a lower layer of the multilayer substrate, a reflective metal plate is provided above the feeding antenna, and circular or rectangular metal loops are arranged so as to be of increasing diameter from lower layers toward upper layers in the plurality of dielectric layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.