Title:
ANTENNA ELEMENT, ANTENNA MODULE, AND COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/050341
Kind Code:
A1
Abstract:
A patch antenna (10) is provided with: a planar ground conductor pattern (13) set at ground potential; a feed conductor pattern (11) which is a planar conductor pattern opposed to the ground conductor pattern (13), and which includes feeding points (111 and 112) symmetrically disposed with respect to the center point of the conductor pattern; feed wires (151 and 152) which are connected in parallel between the feeding points (111) and the feeding points (112), and which have mutually different lengths; and frequency selection circuits (161 and 162) which are disposed on at least one of the feed wires (151 and 152), and which pass and attenuate high-frequency signals depending on frequency band.
Inventors:
KOMURA RYO (JP)
YAMADA YOSHIKI (JP)
YAMADA YOSHIKI (JP)
Application Number:
PCT/JP2019/034889
Publication Date:
March 12, 2020
Filing Date:
September 05, 2019
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01Q5/314; H01Q13/08; H01Q5/35; H01Q9/04; H04B7/06; H04B7/08
Domestic Patent References:
| WO2018074378A1 | 2018-04-26 |
Foreign References:
| JP2004215245A | 2004-07-29 | |||
| JPH11145722A | 1999-05-28 | |||
| JP2006261800A | 2006-09-28 | |||
| JP2001136019A | 2001-05-18 | |||
| US20130072136A1 | 2013-03-21 | |||
| JP2004056204A | 2004-02-19 |
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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