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Patent Searching and Data


Title:
ANTENNA DEVICE AND WIRELESS COMMUNICATION DEVICE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2021/065296
Kind Code:
A1
Abstract:
According to the present invention, a dual band compatible antenna device, which is capable of communication at a first frequency of a predetermined frequency band and at a second frequency of a frequency band higher than the predetermined frequency band, comprises: a ground conductor; a folded antenna conductor including a first linear part and a second linear part folded to face each other at intervals; an LC resonant circuit which is provided in the folded antenna conductor and which makes the first frequency pass therethrough and attenuates the second frequency; and a feeding point that is provided between the ground conductor and the folded antenna conductor. A gap part is formed between the first linear part and the second linear part of the folded antenna conductor at a distance smaller than the distance of the other portions.

Inventors:
KOMURA, Ryo (10-1, Higashikotari 1-chome, Nagaokakyo-sh, Kyoto 55, JP)
Application Number:
JP2020/033117
Publication Date:
April 08, 2021
Filing Date:
September 01, 2020
Export Citation:
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Assignee:
MURATA MANUFACTURING CO., LTD. (Higashikotari 1-chome Nagaokakyo-sh, Kyoto 55, JP)
International Classes:
H01Q5/10; H01Q5/314; H01Q5/378; H01Q9/26
Attorney, Agent or Firm:
YAMAO, Norihito et al. (Umeda Hankyu Bldg. Office Tower 8-1, Kakuda-cho, Kita-ku, Osaka-sh, Osaka 17, JP)
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