Patent ID: 8564489
Filing Date: 2013-10-22
Classification: H01Q

Abstract:
1. A glass antenna for a vehicle, on or in a window glass including a defogger having a plurality of heater wires that run in parallel, the glass antenna comprising: a first antenna conductor including: a first element; a second element; and a third element; a second antenna conductor including: a fourth element; a first feeding portion; and a second feeding portion, wherein: the first feeding portion and the second feeding portion that are adjacent to each other in a direction that is parallel to a parallel running direction of the plurality of heater wires are disposed; the first element is elongated from the first feeding portion in a first direction which is perpendicular to the parallel running direction, and along which the element approaches the defogger; the second element is elongated from the first element in a second direction which is parallel to the parallel running direction, and which is directed toward the second feeding portion with respect to the first element; the third element includes: a first partial element which is elongated from the first element in a third direction that is opposite to the second direction; a second partial element which is elongated from the first partial element in a fourth direction that is opposite to the first direction; and a third partial element which is elongated from the second partial element in a direction that is parallel to the parallel running direction; the fourth element is elongated from the second feeding portion in the second direction, and thereafter detours an end of the second element in the second direction, on a side of the second direction to be elongated in the third direction, and the fourth element is not connected to the defogger on direct current.