Title:
ANTENNA DEVICE
Document Type and Number:
Japanese Patent JP2020096207
Kind Code:
A
Abstract:
To provide an antenna device, having a plurality of antennas in a common case, capable of achieving miniaturization while suppressing degradation in an antenna gain.SOLUTION: An antenna device 1 includes an AM/FM capacity loading element 3 and an AM/FM helical element 5 as a first antenna and a BandIII capacity loading element 8 and a BandIII helical element 10 as a second antenna. The BandIII capacity loading element 8 is positioned more ahead than the AM/FM capacity loading element 3. The presence ranges in the cross direction of the BandIII capacity loading element 8 and the AM/FM capacity loading element 3 are not overlapped.SELECTED DRAWING: Figure 1
Inventors:
TERASHITA NORITAKA
YOKOTA YUSUKE
YOKOTA YUSUKE
Application Number:
JP2017072311A
Publication Date:
June 18, 2020
Filing Date:
March 31, 2017
Export Citation:
Assignee:
YOKOWO SEISAKUSHO KK
International Classes:
H01Q21/28; H01Q9/42; H01Q11/08
Attorney, Agent or Firm:
Takashi Murai
Hiromi Murai
Hiromi Murai