Slot antenna
US7804458B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2008 |
| Grant date | Sep 28, 2010 |
| Priority date | — |
| Expiry date | Aug 19, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q1/2258
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A communications device for sending and receiving an information signal. The communications device comprising an element having an opening defined therein for receiving an antenna, the element comprising first conductive material disposed proximate the opening and comprising transmitting and receiving circuits. The antenna comprises: a dielectric tubular member, second conductive material forming an exterior surface of the tubular member with the second conductive material defining a slot therein, a slot length approximately equal to one-half of a guided wavelength and a feed connected to the transmitting and receiving circuits and disposed proximate the slot for establishing currents in the second conductive material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.