On-board antenna device
US7791548B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 30, 2007 |
| Grant date | Sep 7, 2010 |
| Priority date | — |
| Expiry date | Jan 25, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q1/3275
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An on-board antenna device comprises: a radiation element (302) formed on an inner-surface of a widow glass (51) for a vehicle (50); a base plate (305) fixed on the inner-surface of the widow glass (51) so as to surround the radiation element (302); a circuit board (308) having a conductive layer in a surface (308a) thereof, which is opposed to the radiation element (302), and a component mounting surface electrically connected to the radiation element (302) in the other surface (308b) thereof; and a housing (312) assembled onto the base plate (305), and the circuit board (308) being contained therein; wherein the circuit board (308) has a cutout portion (308f) to incorporate a connector (324) for a transmission line connection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.