The present invention provides a back door and a glass antenna capable of achieving an inexpensive antenna in which external components can be reduced. The present invention relates to a back door and a glass antenna, in which no choke coil which blocks a signal of a first frequency band between a body of a vehicle and a defogger is provided.

A lighting assembly includes a circuit board substrate having first and second conductive traces, a light emitting electrical device, and a pair of electrical terminals interconnected to the light emitting electrical device by the first and second conductive traces. The pair of electrical terminals are configured to mechanically secure the lighting assembly to a pair of corresponding electrical terminals mounted on a panel. The pair of electrical terminals are further configured to electrically connect the light emitting electrical device to third and fourth conductive circuit traces disposed on a surface of the panel.

A back door including an opening, includes: a resinous outer panel; a resinous inner panel; a metallic reinforce disposed between the outer panel and the inner panel; and a rear window glass covering the opening. The rear window glass includes: a defogger including a first bus bar that extends in an upper-lower direction, a second bus bar that is disposed apart from the first bus bar in a horizontal direction and extends in the upper-lower direction, and a plurality of heating wires that connect the first bus bar to the second bus bar; an auxiliary element connected to the defogger; and an antenna disposed so as to be surrounded by the defogger and the auxiliary element.

A transparent heating film according to an embodiment includes: a transparent substrate including a top surface in which a plurality of grooves are formed and a flat bottom surface; and a plurality of metal nanostructures located on the top surface of the transparent substrate. The metal nanostructures have a first distance from a middle plane of the transparent heating film, and an imaginary line extending from the top surface of the transparent substrate has a second distance from the middle plane of the transparent heating film. The transparent heating film includes a first region in which the first distance is shorter than the second distance, and the first distance is a shortest distance between a first point at which each of the metal nanostructure and the transparent substrate are in contact with each other and the middle plane, the first point being located in each of the grooves. A radius of curvature of the metal nanostructures in a region adjacent to the first points may be equal to or smaller than a radius of curvature of the groove in the region adjacent to the first point.

A backdoor includes a resin outer panel having an opening; a resin inner panel; a metal reinforcement arranged between the outer panel and the inner panel; and a rear glass covering the opening. The rear glass includes a defogger, and an antenna conductor capable of receiving radio waves in an AM band. The antenna conductor includes a power feeding part, and an antenna element having a predetermined length and connected to the power feeding part. The antenna element includes a proximity part extending along an outer edge among upper, lower, left, and right outer edges of the defogger, and having a predetermined spacing from the outer edge. The antenna element is positioned to be separated from the reinforcement by a predetermined spacing, or positioned on a side with respect to the outer edge where the reinforcement is not present in plan view of the rear glass.

A glass plate module according to the present invention includes: a glass body; an electrical conductor laminated on the glass body; at least one connection terminal fixed to the conductive layer, and formed of a conductive material; and a lead-free solder for fixing the connection terminal to the conductive layer, and the connection terminal includes a base portion, at least one installation portion coupled to the base portion, and fixed to the conductive layer via the lead-free solder, a power supply portion coupled to the base portion, and to be connected to a cable for supplying power to the conductive layer, and a connection portion that is disposed between the base portion and the power supply portion, and that connects the connection portion to the base portion in a bendable manner.

Provided is a vehicle antenna applied to a vehicle including a sun roof. The vehicle antenna includes a first sun roof forming opening and a second sun roof forming opening exhibiting a rectangular shape and being formed, on a roof of the vehicle, in parallel to have long sides facing each other, the roof being formed of a conductive material, a first power feeding point provided to a long side of the first sun roof forming opening on a facing side, a second power feeding point provided to a long side of the second sun roof forming opening on a facing side, a hot-side conducting wire connected to the first power feeding point, and an earth-side conducting wire connected to the second power feeding point.

An antenna includes a flat conductor, and the flat conductor includes a first slot extending in a first direction, a second slot connected to the first slot and extending in a second direction, a third slot connected to the first slot and including another end that is open through an outer edge of the conductor, the third slot extending to one side of the first slot opposite from the second slot, and a fourth slot connected to the second slot, the fourth slot extending to one side of the second slot opposite from the first slot, wherein the third slot has a wide portion, and the fourth slot has a wide portion, and the outer edge includes an inclined portion inclined with respect to a virtual line that passes through the another end of the third slot and that is perpendicular to a direction in which the third slot extends.

The heating wire structure for glass includes a sheet of glass in a vehicle having a battery located within the vehicle and configured to apply power to heating wires located on the glass according to a user request, the heating wires located in one direction on the glass and connected to terminals of the battery in series, vertical bars located at both ends of the glass so that the heating wires are connected to the vertical bars, antenna lines connected to the antenna, at least some of the antenna lines including intersection points formed by intersecting the heating wires, and a ceramic layer formed at intersecting areas between the heating wire lines and the antenna lines to be located between the heating wire lines and the antenna lines.

A vehicle window glass of the invention is attached to a window frame at a rear portion of a vehicle body. The vehicle window glass includes a glass plate, an antenna, and a defogger. The defogger includes a first bus bar, a second bus bar, and a plurality of heater wires. The antenna includes a power feeder, a first antenna portion, and a second antenna portion. The first antenna portion has a portion capacitively coupled to a metal portion of the window frame. The second antenna portion includes a first element, a second element, and a third element. The first element and the second element are disposed in that order toward the defogger in a vertical direction. The second antenna portion has a portion capacitively coupled to the defogger.