I claim the ornamental design for an antenna, as shown and described.
A portion of the disclosure of this patent document contains material which is subject to copyright protection. This patent document may show and/or describe a starburst image which is or may become trade dress of Skyworks Solutions, Inc. Skyworks Solutions, Inc. has no objection to the facsimile reproduction by anyone of the patent disclosure at it appears in the Patent and Trademark Office files or records, but otherwise reserves all copyright and trade dress rights whatsoever.
FIG. 1 is a top perspective view for an antenna, showing my new design;
FIG. 2 is a front view;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is a rear view thereof.
The broken lines illustrate portions of the antenna that form no part of the claimed design. The broken away symbols indicate that any portion beyond what is shown in the antenna forms no part of the claimed design. The broken away symbols form no part of the claimed design.