Patent ID: 11901644
Assignee: MURATA MANUFACTURING CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 18:
19. A communication device comprising:
an antenna device; and
a housing configured to accommodate the antenna device, wherein:
the antenna device includes:
a substrate;
a ground plane provided in or on the substrate;
at least one composite antenna provided in or on the substrate; and
a power feeding line configured to supply power to the composite antenna, wherein:

the composite antenna includes:
a patch antenna comprising a power feeding element and the ground plane, and
at least one vertical portion configured to allow a flow of an electric current having a component in a vertical direction with respect to the ground plane,

the power feeding line includes:
a main line connected to the power feeding element, and
a branch line branched from the main line and connected to the vertical portion, and

the housing includes:
a conductor portion connected to the vertical portion, wherein the conductor portion and the vertical portion operate together as a linear antenna.