Abstract: What is provided is an adapter plate for HF structures, which is set up for being disposed between a back of a circuit board and a reflector, wherein the adapter plate is electrically conductive, and the adapter plate has an opening or a cavity at every location where an element is passed through the circuit board to the side of the adapter plate, wherein at least one element is passed through the circuit board exclusively for ground contacting.

Abstract: What is provided is a shield housing for shielding interconnect structures and/or components disposed on a circuit board, wherein at least two antenna radiators can be disposed on the shield housing, and wherein the shield housing is configured in such a manner that it can cover the interconnect structures and/or components disposed on the circuit board, at least in part, can be connected with a ground surface of the circuit board, and has a region between the antenna radiators, which region is configured in such a manner that it provides electrical decoupling of the feed of the antenna radiators from one another.

Abstract: An improved dipole-type radiator arrangement is characterized, inter alia, by the following features: a second two-line system (21.1b; 21.2b) is provided for the at least one polarization plane (P1, P2), the second two-line feed system (21.1b; 21.2b) likewise comprises a feed by means of a signal line (27.1b; 27.2b) and by means of a ground line (25.1b; 25.2b), the second two-line feed system (21.1b; 21.2b) is provided opposite the first two-line feed system (21.1a; 21.2a) with regard to the two radiator halves (7.1a, 7.1b; 7.2a, 7.2b) such that the associated second signal line (27.1b; 27.2b) is galvanically or capacitively coupled to the first radiator half (11.1a; 11.2a), and the associated ground line (25.1b, 25.2b) is galvanically or capacitively coupled to the associated second radiator half or mount half (7.1b, 11.1b; 7.2b, 11.2b).

Abstract: What is provided is an adapter plate for HF structures, which is set up for being disposed between a back of a circuit board and a reflector, wherein the adapter plate is electrically conductive, and the adapter plate has an opening or a cavity at every location where an element is passed through the circuit board to the side of the adapter plate, wherein at least one element is passed through the circuit board exclusively for ground contacting.

Abstract: What is provided is a shield housing for shielding interconnect structures and/or components disposed on a circuit board, wherein at least two antenna radiators can be disposed on the shield housing, and wherein the shield housing is configured in such a manner that it can cover the interconnect structures and/or components disposed on the circuit board, at least in part, can be connected with a ground surface of the circuit board, and has a region between the antenna radiators, which region is configured in such a manner that it provides electrical decoupling of the feed of the antenna radiators from one another.

Abstract: An improved dipole-type radiator arrangement is characterised, inter alia, by the following features: a second two-line system (21.1b; 21.2b) is provided for the at least one polarisation plane (P1, P2), the second two-line feed system (21.1b; 21.2b) likewise comprises a feed by means of a signal line (27.1b; 27.2b) and by means of a ground line (25.1b; 25.2b), the second two-line feed system (21.1b; 21.2b) is provided opposite the first two-line feed system (21.1a; 21.2a) with regard to the two radiator halves (7.1a, 7.1b; 7.2a, 7.2b) such that the associated second signal line (27.1b; 27.2b) is galvanically or capacitively coupled to the first radiator half (11.1a; 11.2a), and the associated ground line (25.1b, 25.2b) is galvanically or capacitively coupled to the associated second radiator half or mount half (7.1b, 11.1b; 7.2b, 11.2b).

Abstract: Integrated circuit including a mixer circuit, which has a first circuit section, a second circuit section, and a transformer. The first circuit section has two radiofrequency terminals. The second circuit section has two reference oscillator terminals, an active mixer unit with a signal-amplifying unit, and two intermediate frequency terminals. The active mixer unit and the signal-amplifying unit have a common current path. The transformer directly electrically decouples the two radiofrequency terminals from the active mixer unit, and couples the first circuit section and the second circuit section together such that each of the two circuit sections is separately supplied with a full operating voltage of the integrated circuit. The integrated circuit may additionally include a second transformer connected between the active mixer unit and the two intermediate frequency terminals.

Abstract: A dual polarized antenna with at least one dual polarized radiator device comprises a reflector (3) and longitudinal or transverse webs (9, 11) provided at least on its longitudinal side and/or on its transverse side. The improvement is distinguished by the following features: at least one longitudinal web (9) and/or at least two longitudinal webs (9) provided with respect to the radiator device (1, 1?) located in between and/or at least one transverse web (11) and/or at least two transverse webs (11) provided with respect to the radiator device (1, 1?) located in between are positionally changeable directly or at least indirectly by pivoting and/or bending and/or deforming and curving.

Abstract: A dual polarized antenna with at least one dual polarized radiator device comprises a reflector (3) and longitudinal or transverse webs (9, 11) provided at least on its longitudinal side and/or on its transverse side. The improvement is distinguished by the following features: at least one longitudinal web (9) and/or at least two longitudinal webs (9) provided with respect to the radiator device (1, 1?) located in between and/or at least one transverse web (11) and/or at least two transverse webs (11) provided with respect to the radiator device (1, 1?) located in between are positionally changeable directly or at least indirectly by pivoting and/or bending and/or deforming and curving.

Abstract: A calibration device for a switchable antenna array, distinguished by the following improvements provides at least two inputs of two or more available inputs of the beam forming network fed simultaneously and/or jointly and/or in the same phase. The antenna elements have been trimmed in advance in order to produce intermediate lobes or further different azimuth beam directions, such that the individual lobes which are produced when at least two inputs are connected can be added with the correct phase.

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 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: Integrated circuit including a mixer circuit, which has a first circuit section, a second circuit section, and a transformer. The first circuit section has two radiofrequency terminals. The second circuit section has two reference oscillator terminals, an active mixer unit with a signal-amplifying unit, and two intermediate frequency terminals. The active mixer unit and the signal-amplifying unit have a common current path. The transformer directly electrically decouples the two radiofrequency terminals from the active mixer unit, and couples the first circuit section and the second circuit section together such that each of the two circuit sections is separately supplied with a full operating voltage of the integrated circuit. The integrated circuit may additionally include a second transformer connected between the active mixer unit and the two intermediate frequency terminals.

Abstract: An improved antenna arrangement has the following features: the at least two antenna element systems (3.1, 3.2) are arranged and/or fed such that the main lobe (7.1) of the first antenna element device (3.1) and the main lobe (7.2) of the second antenna element device (3.2) include an angle (?) between one another, a network (13) is provided via which the first antenna element system (3.1) and the second antenna element system (3.2) can be supplied with a signal whose intensities can be set differently relative to one another, so that it is possible in this way to set a different angular transmission direction (?) for the antenna arrangement.

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: Calibration device for a switchable antenna array, distinguished by the following improvements:

Abstract: An improved calibration device for an antenna array, or an improved antenna array, is provided by the following features: