Abstract: An antenna, in particular a mobile radio antenna, operates in at least two frequency bands. Two or more dipole antenna elements are provided and are arranged in front of a reflector, which transmit and receive in two different frequency bands. The distance between the antenna element structure, the antenna elements or the antenna element top of at least one dipole antenna element for the higher frequency band is at a distance from the reflector plane which corresponds to at least 75% and at most 150% of the distance between an antenna element structure. An antenna element or an antenna element top of at least one dipole antenna element for the lower frequency band and the reflector plane, and/or the distance between the antenna element structure, the antenna elements or the antenna element top of at least one dipole antenna element for the higher frequency band is at a distance from the reflector plane which is greater than 0.

Abstract: An improved antenna arrangement includes a passive and electrically conductive element comprising a beamforming element. The at least one beamforming element is subdivided into at least two sections, specifically a mounting section and an operating section, which is connected to the area of the mounting section located further away from the reflector.

Abstract: An improved calibration device for an antenna array, or an improved antenna array, is of simple construction. If the total number of antenna elements which are provided for a column is N, where N is a natural number, only N/2 or less coupling devices and/or probes are provided, the number of couplers or probes which are provided are associated with only some of the antenna elements; and a combination network is also provided, via which the coupling devices and/or probes which are provided are connected.

Abstract: An antenna, in particular a mobile radio antenna, operates in at least two frequency bands. Two or more dipole antenna elements are provided and are arranged in front of a reflector, which transmit and receive in two different frequency bands. The distance between the antenna element structure, the antenna elements or the antenna element top of at least one dipole antenna element for the higher frequency band is at a distance from the reflector plane which corresponds to at least 75% and at most 150% of the distance between an antenna element structure. An antenna element or an antenna element top of at least one dipole antenna element for the lower frequency band and the reflector plane, and/or the distance between the antenna element structure, the antenna elements or the antenna element top of at least one dipole antenna element for the higher frequency band is at a distance from the reflector plane which is greater than 0.

Abstract: An improved antenna arrangement is distinguished by the following features: at least two antenna element systems are provided and each has at least one antenna element, which are arranged offset with respect to one another, at least in the horizontal direction, the at least two antenna element systems transmit and receive at least in one common polarization plane, a network is provided, via which the at least two antenna element systems can be supplied with a signal (Ain1, Ain2) with an intensity or amplitude which can be set differently or which can be adjusted relative to one another and preferably with a different phase angle.

Abstract: A reflector for a mobile radio antenna comprises at least two reflector modules which are or can be assembled. The reflector module is produced using a casting method, deep-drawing, thermoforming or stamping method, or using a milling method. Two integrally connected longitudinal face boundaries and at least one end transverse-face boundary may be provided. Two transverse-face boundaries whose ends are located offset with respect to one another can be provided. At least one transverse strut runs transversely with respect to the longitudinal face boundaries. A holding and/or attachment device is provided on the at least one end transverse-face boundary for attachment to a second reflector module, and can be used to fix the at least two reflector parts firmly to one another.

Abstract: A mobile radio antenna arrangement for a base station includes a pivoting device which runs in the longitudinal direction and/or in the vertical direction is provided within the radome. A reflector is at least indirectly held and mounted on the pivoting device. The interior of the radome has dimensions such that the reflector which is located within the radome, and the antenna elements which are provided can be pivoted in the azimuth direction relative to the radome via the pivoting device which is located within the radome.

Abstract: An improved antenna array, having at least two groups of individual antenna elements comprising a dipole square and/or patch antenna elements with a square antenna element structure. Individual antenna element arranged at least horizontally offset with respect to one another are provided for each of the two polarizations which are at right angles to one another. At least two additional antenna elements are horizontally offset with respect to one another, and/or at least two pairs of vertically aligned individual antenna elements, which are arranged with a horizontal offset with respect to one another, are provided for each of the two orthogonal polarizations. The individual antenna elements which are in each case arranged with a horizontal offset with respect to one another and are aligned parallel to one another are fed with different phase angles as a function of the depression angle.

Abstract: An improved antenna arrangement is distinguished by the following features: the passive and electrically conductive element comprises a beamforming element (25), the at least one beamforming element (25) that is provided is subdivided into at least two sections, specifically a mounting section (25a) and an operating section (25b), which is connected to the area of the mounting section (25a) located further away from the reflector (1).

Abstract: An improved dual-polarized antenna element arrangement has half-dipole components which interact with each other and, from the electrical point of view, each form of dipole half connected via an electrical connector or a transverse strut, to be precise offset with respect to the outer corner region in the direction of the center of the antenna element arrangement.

Abstract: An improved antenna arrangement is subdivided at least into an upper antenna section and at least one lower antenna section. The upper section has a mounting core, the antenna elements and a radome. At least one lower antenna section is axially adjacent underneath the upper section. The lower antenna section is equipped as a service zone which has at least one access opening, which runs in the circumferential direction, to the internal area in the service zone. The radome is held and anchored elastically via at least two damping arrangements, which are offset with respect to one another in the axial direction, and/or via damping device, which are offset with respect to one another.

Abstract: An improved reflector for a mobile radio antenna is produced using a casting method (e.g., a deep-drawing, thermoforming or stamping method, or using a milling method). The reflector's two longitudinal face boundaries, with at least one end-face transverse face boundary and at least one additional integrated functional part, is likewise produced using a casting, deep-drawing, thermoforming or stamping method, or using a milling method.

Abstract: An improved dual-polarized antenna arrangement has four antenna element devices each with a conductive structure between opposite antenna element ends. Those antenna element ends of two adjacent antenna element devices adjacent to one another are, in each case, isolated from one another for radio frequency purposes. Those antenna element ends of two adjacent antenna element devices located adjacent to one another in pairs form feed points, and the antenna element devices are fed at least approximately in phase and approximately symmetrically between the respective opposite feed points.

Abstract: An improved antenna is distinguished inter alia by the following features: a coupling element (21) which is in the form of a rod, is electrically conductive and extends transversely with respect to the reflector plane is provided on the front face (3b) of the reflector (3), the mount device (15) has an axial hole (15a) in the interior, the axial hole (15a) in the mount device (15) can be placed on the coupling element (21) which is in the form of a rod, such that the mount device (15) and the coupling element (21) which is the form of a rod are capacitively coupled, while avoiding any electrically conductive contact.

Abstract: An improved mobile radio antenna arrangement for a base station is distinguished by the following features: a pivoting shaft or pivoting device (21) which runs in the longitudinal direction and/or in the vertical direction is provided within the radome (3), the reflector (13) is at least indirectly held and mounted on the pivoting device or pivoting shaft (21), the interior (3?) of the radome (3) has dimensions such that the reflector (13), which is located within the radome (3), and the antenna elements (15) which are provided can be pivoted in the azimuth direction relative to the radome (3) via the pivoting device or pivoting shaft (21) which is located within the radome (3).

Abstract: An improved antenna arrangement is distinguished by the following features: at least two antenna element systems (3.1, 3.2) are provided and each has at least one antenna element (13; 13.1, 13.2), which are arranged offset with respect to one another, at least in the horizontal direction, the at least two antenna element systems (3.1, 3.2) transmit and receive at least in one common polarization plane, a network (17) is provided, via which the at least two antenna element systems (3.1, 3.

Abstract: An improved antenna arrangement is distinguished by the following features: the antenna arrangement (1) is subdivided at least into an upper antenna section (3) with the mounting core (39), the antenna elements and the radome (41), and at least one lower antenna section (5) which is axially adjacent underneath it, the lower antenna section (5) is equipped as a service zone (5.1) which has at least one access opening (35), which runs in the circumferential direction, to the internal area (36) in the service zone (5.1), and the radome (41) is held and anchored elastically via at least two damping arrangements (43), which are offset with respect to one another in the axial direction, and/or via damping devices (45), which are offset with respect to one another.

Abstract: An improved radio-frequency phase shift assembly includes at least one further stripline section arranged concentrically with respect to a first stripline section. Further connection lines are provided, via which an electrical connection is produced at least indirectly from the feed line to the respective tapping section associated with a stripline section. Two different pairs of antenna radiating elements can be driven with different phase angles (?) at mutually offset tapping points on the at least two stripline sections. The plurality of connection lines are mechanically connected to one another.

Abstract: An improved antenna includes a dielectric body arranged entirely or mostly (e.g., with more than 40% such as more than 50% or 60% of its volume and/or of its weight) underneath antenna radiating elements provided for lower frequency operation; and entirely, or mostly (e.g., 40%, 50% or 60% of its volume and/or of its weight) above antenna radiating elements provided for upper frequency operation.

Abstract: An improved dual-polarized antenna element arrangement is distinguished by the following features: