Radio communication device and an antenna system
US6204817A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 27, 1999 |
| Grant date | Mar 20, 2001 |
| Priority date | — |
| Expiry date | Sep 27, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/26
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A portable radio communication device, comprising: a housing (78); antenna means for transmitting and receiving RF signals; transmitting and receiving circuits arranged in the housing; at least a conductive portion; antenna feeding means; and, a user interface. The antenna means includes a transmitting antenna (60, 61), and a receiving antenna (60, 61, 65, 78). The transmitting antenna, and the receiving antenna have orthogonal radiating characteristics in relation to each other. The transmitting and the receiving antennas can be of an electric dipole type or a magnetic dipole type. An antenna system including a transmitting and a receiving antenna is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.