| 摘要 |
A surface mount antenna, comprising: a base, comprising an insulator having a first main face, a second main face and end faces extending between said first main face and second main face, a ground electrode provided on the first main face of said base, first and second radiation electrodes, provided on the second main face of said base, and a first connection electrode, a second connection electrode and a feed electrode, provided on end faces of said base, said first and second radiation electrodes facing each other with a slit in between, said slit being provided at a diagonal to all sides of the second main face of said base, the slit having first and second ends extending to end portions of the second main face, an end of said first radiation electrode which is near to the first end of said slit connecting to said ground electrode via said first connection electrode, said feed electrode being provided near to an end portion of the first radiation electrode, with a gap provided between the feed electrode and the first radiation electrode, said end portion being distant from another end portion of said first radiation electrode where said first connection electrode is connected, and an end portion of said second radiation electrode, which is a fixed distance from the first end of said slit, connected to said ground electrode via said second connection electrode.
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