US 12,218,432 B2
Antenna module and communication apparatus equipped with the same
Tadashi Sugahara, Nagaokakyo (JP); Hiroshi Izumitani, Nagaokakyo (JP); and Kengo Onaka, Nagaokakyo (JP)
Assigned to MURATA MANUFACTURING CO., LTD., Nagaokakyo (JP)
Filed by Murata Manufacturing Co., Ltd., Nagaokakyo (JP)
Filed on Feb. 21, 2023, as Appl. No. 18/171,975.
Application 18/171,975 is a continuation of application No. PCT/JP2021/022637, filed on Jun. 15, 2021.
Claims priority of application No. 2020-139735 (JP), filed on Aug. 21, 2020.
Prior Publication US 2023/0198168 A1, Jun. 22, 2023
Int. Cl. H01Q 21/24 (2006.01); H01Q 1/24 (2006.01); H01Q 1/48 (2006.01); H01Q 5/307 (2015.01)
CPC H01Q 21/24 (2013.01) [H01Q 1/24 (2013.01); H01Q 1/48 (2013.01); H01Q 5/307 (2015.01)] 20 Claims
OG exemplary drawing
 
1. An antenna module comprising:
a first substrate on which a first radiation electrode and a first ground electrode are disposed;
a second substrate on which a second radiation electrode and a second ground electrode are disposed;
a third substrate on which a third ground electrode is disposed; and
a first connection member having a flat plate shape and connected between the first substrate and the second substrate, a fourth ground electrode being disposed on the first connection member, wherein
the first connection member is configured to convey a radio frequency signal therethrough to the first radiation electrode, and
a main surface of the first connection member is in contact with a main surface of the third substrate.