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Patent Searching and Data


Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/075321
Kind Code:
A1
Abstract:
This antenna device comprises: a first antenna element; and a second antenna element that has a ground plate, a radiation plate that is provided opposite the ground plate and radiates radio waves, and a short circuit plate that is provided to the side of the ground plate and the radiation plate and short circuits the radiation plate and the ground plate. The first antenna element is provided between the ground plate and the radiation plate. The radiation plate receives radio waves that have been emitted from the first antenna element and radiates the radio waves.

Inventors:
NOSAKA TETSUYA (JP)
OBATA JUNJI (JP)
YASE SATOSHI (JP)
SUGANO MASAYUKI (JP)
NOGAMI HIDEKATSU (JP)
Application Number:
PCT/JP2019/008879
Publication Date:
April 16, 2020
Filing Date:
March 06, 2019
Export Citation:
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Assignee:
OMRON TATEISI ELECTRONICS CO (JP)
International Classes:
H01Q19/02; G06K19/07; G06K19/077; H01Q5/378; H01Q13/08
Foreign References:
US20080309578A12008-12-18
JP2012253699A2012-12-20
JP2010063017A2010-03-18
JP2008009537A2008-01-17
JPH0590828A1993-04-09
JP2003318638A2003-11-07
US20120169562A12012-07-05
JP2007243296A2007-09-20
Attorney, Agent or Firm:
IP FIRM SHUWA (JP)
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