Wireless communication apparatus
AssigneeCanon Kabushiki Kaisha
InventorsMakoto Aoki, Satoru Omura, Yutaka Ishinari
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Abstract
In a wireless communication apparatus according to the present invention, an antenna including an antenna element is disposed at a position closer to an opening of an outer housing than to a fixing member formed of an electric conductor and configured to fix the antenna, and an electric supply unit configured to supply the antenna with electric power and a first region that is positioned on an electric supply unit side of the antenna element are disposed closer to the fixing member than a second region including an open end portion of the antenna element.
Claims16
A wireless communication apparatus comprising:
- an antenna including an antenna element having a connection portion and an open end portion, wherein the antenna element has a path length between the connection portion and the open end portion;
- a conductor member formed of an electric conductor;
- an electric supply unit electrically connected to the connection portion of the antenna element and configured to supply electric power to the antenna;
- and
- an outer housing formed of an electric conductor and configured to enclose the antenna, the conductor member, and the electric supply unit, the outer housing having an opening for allowing electromagnetic waves from the antenna to radiate outward from the outer housing,
- wherein the antenna is disposed at a position closer to the opening of the outer housing than to the conductor member, and
- the connection portion and a midpoint corresponding to a half length of the path length of the antenna element are located closer to the conductor member than a surface of the open end portion, and the surface of the open end portion is a surface facing the conductor member side.
Dependencies are inferred from the claim text.