| 摘要 |
An automotive window antenna which is an AM/FM radio glass antenna provided in a blank space above heating conductive strips of a rear window glass of the automobile, the automotive glass window antenna includes: an FM radio main antenna which at least includes at least two of horizontal strips that are apart from each other, and a vertical strip connected at positions near substantially central points of the horizontal strips, and which is connected with a main feed point provided on a side of a longitudinal side of the window glass through a strip extending inwardly between the horizontal strips from one end portion or a midpoint portion of one of the horizontal strips; and an FM radio sub antenna which includes at least one horizontal strip, and which is provided on a side opposite to the feed point of the FM radio main antenna, at a substantially central position between the two horizontal strips of the FM radio main antenna so as not to achieve a capacitive coupling with the two horizontal strips which are apart from each other, the FM radio main antenna and the FM radio sub antenna being provided in the blank space above the heating conductive strips to achieve a diversity reception, and being connected to a tuner. |
