Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/049951
Kind Code:
A1
Abstract:
Provided is an antenna device capable of equalizing phase difference between received radio waves.　When the antenna device has an N (N ≥ 2) number of antenna elements arranged in an array at prescribed intervals, the antenna device includes a plurality of first grounds arranged on both outer sides of the N number of antenna elements, in the arrangement direction of the N number of antenna elements.

Inventors:
IGARASHI TAIKI (JP)
TAKAI DAISUKE (JP)
OTAKI YUKIO (JP)
Application Number:
PCT/JP2021/028411
Publication Date:
March 10, 2022
Filing Date:
July 30, 2021
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
ALPS ALPINE CO LTD (JP)
International Classes:
H01Q21/08; H01Q17/00
Foreign References:
JP2018093491A2018-06-14
JPH11330847A1999-11-30
JP2008098919A2008-04-24
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: METHOD AND SYSTEM FOR PRODUCING RECYCLED PRODUCT OF ASH

Next Patent: CYCLIC GUANAMINE COMPOUND