ANTENNA DEVICE AND WIRELESS TERMINAL DEVICE USING THE SAME

摘要

There are provided an antenna device that comprises: a conductor plate; at least two antenna elements arranged near an end of the conductor plate; a first slotline formed into the conductor plate, the first slotline having a characteristic impedance of an optional numerical value Z1; a second slotline formed into the conductor plate, the second slotline having a characteristic impedance of an optional numerical value Z2 larger than Z1; one end of the first slotline being an open end in an area between the antenna elements within the conductor plate end; the other end of the first slotline connecting with one end of the second slotline; and the other end of the second slotline being short-circuited inside the conductor plate, and wireless terminal apparatus using this.

主权项

1. An antenna device, comprising:
a conductor plate; at least two antenna elements arranged near an end of said conductor plate; a first slotline formed into said conductor plate, said first slotline having a characteristic impedance of an optional numerical value Z1; a second slotline formed into said conductor plate, said second slotline having a characteristic impedance of an optional numerical value Z2 larger than Z1; one end of said first slotline being an open end in an area between said antenna elements within said conductor plate end; an other end of said first slotline connecting with one end of said second slotline; and an other end of said second slotline being short-circuited inside said conductor plate.