A glass antenna with improved reception sensitivity was provided. A glass antenna formed on a surface of a window of a motor vehicle includes: an FM antenna element; and a heater that is capacitively coupled to the FM antenna element, and includes a plurality of heating wires, wherein a distance S between the FM antenna element and the heater is more than 40 mm.

A glass antenna with improved reception sensitivity was provided. A glass antenna formed on a surface of a window of a motor vehicle includes: an FM antenna element; and a heater that is capacitively coupled to the FM antenna element, and includes a plurality of heating wires, wherein a distance S between the FM antenna element and the heater is more than 40 mm.

A window glass for vehicle includes a glass plate having a transmissive region transmitting visible light, and a light shielding film shielding visible light; a dielectric having a first surface and a second surface; a planar conductor arranged between the glass plate and the first surface of the dielectric; positive and negative electrodes connected to the planar conductor; one or more feeding electrodes and one or more grounding electrodes arranged on the second surface of the dielectric. The planar conductor generates heat by an electric voltage applied between the positive and negative electrodes. The feeding electrodes and the grounding electrodes are arranged to face the planar conductor via the dielectric so that the planar conductor receives at least electromagnetic waves of a VHF band. The positive electrode, the negative electrode, the feeding electrodes and the grounding electrodes are arranged to overlap with the light shielding film in a planar view.

A transparent pane assembly including a transparent pane, an antenna and an electromagnetic connector assembly. The transparent pane includes first and second layers made of a dielectric substrate, and the second layer includes opposite first and second faces. The antenna is disposed between the first and second layers, and is attached to the first face. The electromagnetic connector assembly includes a metal bonding pad, a coaxial connector, and a printed circuit board. The bonding pad is adhered to the second face and aligned to a feed portion of the antenna for electromagnetic coupling. The circuit board includes opposite first and second sides and an electrically conductive trace carried by the second side. The coaxial connector is electrically connected to the PCB at the second side, and the electrically conductive trace is in electrical contact with the metal bonding pad.

A laminated glass antenna structure includes: a lower glass sheet including a first surface facing inside and a second surface at the upper end thereof; an upper glass sheet including a third surface adjacent to the lower glass sheet; an adhesive film positioned between the upper glass sheet and the lower glass sheet; and an antenna unit including a plurality of microstrip patch unit cells provided on the second surface and the third surface with respect to a ground plane provided on the first surface.

A transparent pane assembly includes a transparent pane and an antenna. The transparent pane is made of at least one dielectric substrate, and includes a first area and a second area adjacent to the first area. The antenna is fixed to the transparent pane, and includes a first portion spanning across the first area and a second portion spanning across the second area, the first portion being of a density that is greater than the second portion.

A transparent pane assembly includes a transparent pane and an antenna. The transparent pane is made of at least one dielectric substrate, and includes a first area and a second area adjacent to the first area. The antenna is fixed to the transparent pane, and includes a first portion spanning across the first area and a second portion spanning across the second area, the first portion being of a density that is greater than the second portion.

A transparent pane assembly including a transparent pane, an antenna and an electromagnetic connector assembly. The transparent pane includes first and second layers made of a dielectric substrate, and the second layer includes opposite first and second faces. The antenna is disposed between the first and second layers, and is attached to the first face. The electromagnetic connector assembly includes a metal bonding pad, a coaxial connector, and a printed circuit board. The bonding pad is adhered to the second face and aligned to a feed portion of the antenna for electromagnetic coupling. The circuit board includes opposite first and second sides and an electrically conductive trace carried by the second side. The coaxial connector is electrically connected to the PCB at the second side, and the electrically conductive trace is in electrical contact with the metal bonding pad.

A light-transmitting antenna includes a substrate, a first and a second conductive pattern. The first and the second conductive pattern is disposed on a first and a second surface of the substrate respectively. The first conductive pattern includes a first feeder unit, a first and a second radiation unit, a first and a second coupling unit and a first parasitic unit. The first feeder unit is connected to the second radiation unit. The first and the second radiation unit are located between the first and the second coupling unit. One side and the other side of the first parasitic unit is connected to the second coupling unit and adjacent to the first coupling unit respectively. The second conductive pattern includes a second feeder unit, a third coupling unit, a second parasitic unit, and a fourth coupling unit.

A window assembly comprises a substrate with a transparent layer that defines an area having a periphery. An outer region devoid of the transparent layer is defined adjacent the transparent layer along the periphery. A conductive element disposed on the substrate and comprises a first portion overlapping an area of the transparent layer and abutting and being in direct electrical contact with the transparent layer. The conductive element further comprises a second portion integrally extending from the first portion and disposed in the outer region. The periphery of the transparent layer delineates the first and second portions of the conductive element. The second portion has an area defining an enclosed slot. A feeding element couples to the conductive element for energizing the enclosed slot as a slot antenna. An energizing element couples to the conductive element for energizing the conductive element to implement a bus bar.