US 11,876,305 B2
Electronic apparatus
Hiromitsu Ito, Nagaokakyo (JP); Masamichi Tamura, Nagaokakyo (JP); Tsuyoshi Mukai, Nagaokakyo (JP); and Masayoshi Yamamoto, Nagaokakyo (JP)
Assigned to MURATA MANUFACTURING CO., LTD., Kyoto (JP)
Filed by Murata Manufacturing Co., Ltd., Nagaokakyo (JP)
Filed on Mar. 1, 2022, as Appl. No. 17/683,404.
Application 17/683,404 is a continuation of application No. PCT/JP2020/034074, filed on Sep. 9, 2020.
Claims priority of application No. 2019-164548 (JP), filed on Sep. 10, 2019; and application No. 2020-014412 (JP), filed on Jan. 31, 2020.
Prior Publication US 2022/0393354 A1, Dec. 8, 2022
Int. Cl. H01Q 7/00 (2006.01); H01Q 1/24 (2006.01); H04B 5/00 (2006.01)
CPC H01Q 7/00 (2013.01) [H01Q 1/24 (2013.01); H04B 5/0037 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An electronic apparatus, comprising:
a rectangular or substantially rectangular plate-shaped housing including a first side and a second side which are long sides and a third side and a fourth side which are short sides; and
an antenna device in the housing; wherein
the antenna device includes a first coil including a first coil conductor defining a first coil opening and a second coil including a second coil conductor defining a second coil opening;
a portion of the first coil conductor overlaps with the second coil opening in plan view of the first coil opening;
a portion of the second coil conductor overlaps with the first coil opening in plan view of the first coil opening;
a center of gravity of the housing is located within a formation region of the first coil in plan view of the first coil opening; and
a first center of gravity of the second coil is closer to the third side than a center of gravity of the first coil in plan view of the first coil opening.