Abstract: The invention relates to an antenna, in particular suitable for IEEE 802.11 applications. The invention also relates to a wireless device, such as a wireless access point (AP), a router, a gateway, and/or a bridge, comprising at least one antenna according to the invention. The invention further relates to a wireless communication system, comprising a plurality of antennas according to the invention, and, preferably, a plurality of wireless devices according to the invention.

Abstract: The invention relates to a MIMO antenna system for IEEE 802.11 WiFi communication. The invention also relates to a wireless device, such as a wireless access point (AP), a router, a gateway, and/or a bridge, comprising at least one antenna system according to the invention. The invention further relates to a wireless communication system, comprising a plurality of antenna systems according to the invention, and, preferably, a plurality of wireless devices according to the invention.

Abstract: A solution to the growing customer demand on cell tower signal capacity is needed. As such, a directional antenna for cellular communication, a communications system using the directional antenna, and a method of communicating using the directional antenna are provided herein. In one example, the directional antenna includes: (1) a Luneburg lens having a spherical shape, and (2) a curved substrate that conforms to the spherical shape of the Luneburg lens, the curved substrate having a feed network of signal conveyors affixed to a front side and a ground plane back side, wherein the signal conveyors are aligned with the Luneburg lens to communicate radio frequency signals within a sector.

Abstract: The invention relates to a Global navigation satellite systems (GNSS) antenna. The invention also relates to a Global navigation satellite systems (GNSS) module comprising at least one GNSS antenna according to the invention. The invention further relates to a vehicle, such as a car, comprising at least one GNSS module to the invention.

Abstract: Metal oxide having a surface onto which a multitude of individual polymers are grafted, each polymer comprising an addition polymer having a first and a second end, and a first moiety comprising a terminal phosphonate group, which first moiety is bonded to the first end, which phosphonate group attaches to the metal oxide surface in such a way that the multitude of the grafted polymers comprises at least one group of adjacent polymers that have a stretched chain conformation wherein the adjacent stretched chains have a substantially parallel orientation, such that the polymers within said group together form a brush structure. Method of grafting a multitude of individual polymers onto a surface of a metal oxide.

Abstract: A dual-band directional antenna for customer-premise equipment (CPE) applications is provided. The dual-band directional antenna includes at least one conductive radiating element, a probing structure connected to the radiating element, a conductive ground plane, and at least one mounting element for mounting the at least one radiating element on the ground plane at a distance therefrom. The antenna is configured to operate in two different frequency bands. The radiating element partially encloses at least one first cut-out portion and partially encloses at least one second cut-out portion, where the at least one first cut-out portion and the at least one second cut-out portion are positioned at opposite sides of a first slot of the radiating element.

Abstract: Antenna suitable to be integrated in a printed circuit board, which is an electromagnetically coupled antenna that comprises: a body of dielectric material of a substantially planar design having a bottom side and top side; a bottom metallized layer on the bottom side of the body, which layer is provided with a slot; a top metallized layer on the top side of the body, which layer is provided with a T-shaped slot; wherein both the above slots, as well as the top and bottom metallized layer surrounding the slots, are provided on symmetrically opposite sides of the body; wherein electrically conductive strands are provided in the body, which strands extend substantially vertically from the bottom side to the top side, and electrically connect the bottom metallized layer with the top metallized layer; wherein the strands are disposed in such a way as to collectively form a row that delimits an inner volume of the body; wherein a feeding line of electrically conductive material is provided inside the body, the f

Abstract: A waveguide for electromagnetic radiation, which is a substrate integrated waveguide which is basically a laminate of planar layers includes a substrate layer of dielectric material; a bottom layer and a top layer of an electrically conductive material provided on the respective bottom surface and top surface of the substrate layer; a multitude of pillars of electrically conductive material which extend through the substrate layer from its bottom to its top surface and which are electrically connected to the bottom and top layer; wherein at least one of the bottom and top layer contains at least one part that is void of electrically conductive material, which part is referred to as a slot.

Abstract: The invention relates to an improved electromagnetic band gap (EBG) structure. The invention also relates to an electromagnetic band gap (EBG) component for use in an EBG structure according to the invention. The invention further relates to an antenna device comprising at least one EBG structure according to the invention.

Abstract: Metal oxide having a surface onto which a multitude of individual polymers are grafted, each polymer comprising an addition polymer having a first and a second end, and a first moiety comprising a terminal phosphonate group, which first moiety is bonded to the first end, which phosphonate group attaches to the metal oxide surface in such a way that the multitude of the grafted polymers comprises at least one group of adjacent polymers that have a stretched chain conformation wherein the adjacent stretched chains have a substantially parallel orientation, such that the polymers within said group together form a brush structure. Method of grafting a multitude of individual polymers onto a surface of a metal oxide.

Abstract: Component for a dual band antenna suitable for integration in a router, an access point, or similar device for wireless communication, wherein the outside of the component is of a multi-faced design which is supported by a support body that is designed to be mounted onto a ground plane, wherein the outside of the component includes the following faces: a) a top face which is provided with an electrically conductive flare layer that encloses at least one flare slot; b) one or two side faces adjacent to the top face that are provided with an electrically conductive feed strip and an electrically conductive ground strip which strips are both electrically connected to the flare layer; c) a bottom face that is not adjacent to the top face, which is designed to be mounted onto the ground plane; wherein the ground strip is electrically connectable to the ground plane onto which the component is to be mounted, and wherein the feed strip is electrically connectable to an appropriate RF chain.