Abstract: An improved active antenna system is distinguished inter alia by the following features: comprising a first antenna group (5) which is provided for transmitting and receiving operation, comprising a second antenna group (10) which is provided for receiving operation, the two antenna groups (5, 10) are arranged above one another, and the supply network (N11, N12) of the first antenna group (5) has an amplitude distribution which is frequency-dependent, i.e. dependent on a transmitting and a receiving frequency.

Abstract: The invention relates to a retaining and anchoring device forming a retaining and anchoring section on a metal plate (1), in particular on a reflector, having the following features: a recess (19) provided in the metal plate (1), wherein the recess (19) has on the upper face (1a) of the metal plate (1) a peripheral edge or edge sections (23?) spaced apart from one another, an undercut (25) or several undercut sections (25) are formed below the peripheral edge or the edge sections (23?), and the recess (19) is free of bores or passages.

Abstract: The present disclosure teaches an active antenna array for a mobile communications network. The active antenna array comprises a base band unit, a plurality of transceiver units terminated by at least one antenna element; and at least one link. The link couples the individual ones of the plurality of transceiver units to the base band unit. The link is a digital link and is adapted to relay a payload signal at a selectable payload rate. The digital link is further adapted to relay a timing signal at a fixed timing rate, when the timing signal is embedded in the payload at a selectable payload rate. The present disclosure further teaches a method for relaying radio signals and a computer program for manufacturing the active antenna array and for executing the method.

Abstract: A filter arrangement for filtering a radio signal comprising at least a first filter stage is presented wherein the at least first filter stage comprises a divide stage for dividing a filter stage input signal into several signal portions. The signal portions are filtered in at least two parallel filter elements. A combine stage combines the separate filter output signals into a single filter stage output signal.

Abstract: A digital-to-analog converter (10) is described which comprises at least one cell (301). The cell (301) has a first coupling capacitor (415) with a second terminal connected to an output and a first inverter (405, 410) connected between a bias voltage and ground. The gates of the field effect transistors (405, 410) forming the first inverter are connected to a data input (305) and a first common point between the field effect transistors (405, 410) is connected to a first terminal of the first coupling capacitor (415).

Abstract: The invention discloses a high-frequency filter in coaxial design which allows a simple option for tuning resonators contained in the high-frequency filter. In order to tune the resonator(s), a first tuning element is mechanically anchored in the second terminating wall such that the element is rotationally fixed and the axial length thereof cannot be varied, and a second tuning element, the position of which can be varied, is provided in the longitudinal opening of the inner conductor, wherein the second tuning element consists of a dielectric material, or comprises dielectric material, at least in the region facing the second outside wall, wherein the axial position of the second tuning element can be varied in the spacing area between the inside face of the inner conductor and the first tuning element. The second tuning element can be accessed and/or actuated from the outer side of the first terminating wall to effect a variation of the axial position.

Abstract: The invention relates to a flexible shaft (1) intended for torque transfer, comprising a plurality of metal wires (5) that are helically wound in a plurality of layers with an opposite winding direction that alternates from layer to layer, wherein each of the metal wires (5) is surrounded by an electrically insulating insulation layer (6), which prevents a metal-on-metal contact between adjacent metal wires (5) and thereby prevents unwanted intermodulation products.

Abstract: An improved GPS mast module is characterized by the following features: the GPS mast module may be connected in a HF main transmission line (7, 107) between a base station (BS) and an antenna assembly (ANT), in particularly a mobile radio installation, and the satellite signals from an internal or connectable GPS antenna (GPS-ANT) can be supplied by a directional coupler (23) to the HF main path (7, 107).

Abstract: An improved antenna array has at least one first radiator device and at least one second radiator device and at least one third radiator device. The at least one first radiator device and the at least one second radiator device and the at least one third radiator device are arranged consecutively. The at least one dual-polarized radiator device radiates in both polarization planes (P1, P2). The at least one first radiator device radiates only in one polarization plane (P1 or P2). The at least one third radiator device radiates in one polarization plane (P2 or P1), which is aligned perpendicular to the polarization plane (P1 or P2) in which the at least one first radiator device radiates.

Abstract: A multi-beam-shaping structure is distinguished by the following features: the multi-beam-shaping structure is provided with at least one electronic communication interface for controlling the multi-beam-shaping structure for setting the at least two radiation diagrams differently, the multi-beam-shaping structure comprises at least one driver, preferably comprising an electric motor, and preferably a power unit, the multi-beam-shaping structure comprises at least two first mechanical interfaces and/or coupling points, a drive connection engages on each of the at least two first mechanical interfaces and/or coupling points, the at least one driver of the multi-beam-shaping structure is connected to the at least two mechanical interfaces and/or coupling points via a multidrive, it being possible to actuate selectively at least one of the plurality of drive connections in each case via the at least one driver and the associated controller, and the number of interfaces and/or coupling points being greater than t

Abstract: A wall-shaped high-frequency assembly is characterized by the following features, among others: the mounting wall (2) and the at least one connection sleeve (5) of the wall-shaped high-frequency assembly (1) are both made of an electrically conductive metal material, the at least one connection sleeve (5) is designed as one piece by means of the mounting wall (2), namely in integrally joined, the mounting wall (2) and the at least one connection sleeve (5) are provided with an electrically non-conductive surface coating (11), and a coupling unit (13) having an inner and an outer conductor (15, 16) is or can be inserted into the axial accommodating channel (5a) of the at least one connection sleeve (5).

Abstract: An improved broadband omnidirectional antenna is distinguished by the following features: the omnidirectional antenna is in the form of a dual-polarized antenna, the dual-polarized antenna comprises a horizontally polarized radiating element (3) in addition to the vertically polarized radiating element (1; 1a, 1b) which is in the form of a monopole, the horizontally polarized radiating element (3) comprises slots (43, 43?) which are provided offset in the circumferential direction in the casing (11a) of the vertically polarized radiating element (1; 1a, 1b) which is in the form of a monopole, a feed device (111) for the horizontally polarized radiating element (3) being provided in the interior (11d) of the vertically polarized radiating element (1; 1a, 1b) which is in the form of a monopole, and the feed device (111) comprises separate feed devices (111a) for a plurality of slots (43, 43?), the respectively associated slots (43, 43?) being separately excited by means of said feed devices.

Abstract: An improved antenna arrangement includes a reflector arrangement comprising a printed circuit board with an electrically conductive ground plane. The reflector arrangement also has a reflector frame with a coupling surface. The coupling surface is capacitively coupled to the ground plane. The coupling surface has a recess via which the ground plane, which is located underneath it, and/or the printed circuit board or an isolating intermediate layer which is provided above the ground plane or an isolating intermediate layer which is provided above the printed circuit board is exposed. The at least one antenna element arrangement is positioned and/or held on the printed circuit board in the area of the recess.

Abstract: An improved device for receiving and transmitting mobile telephony signals comprises at least 4 channels. Each of the at least 4 channels (K1, K2, K3, K4) can be controlled with a transmission signal, that is different from the other channels, which can be generated with a separate channel module (KM1, KM2, KM3, KM4) from various data streams. A controller device is provided for, via which several or all of the power amplifiers, which are connected in several or all channels (K; K1, K2, K3, K4), can be operated in-phase or phase-locked with each other, in such a way that the transmission signals (TX) amplified in the channels concerned (K; K1, K2, K3, K4) can be synchronized and interconnected. As a result, a transmission signal can be radiated with a higher transmission power.

Abstract: The invention relates to an improved high frequency filter (high pass filter) that is characterized by the following features: in addition to the at least both capacitively coupled inner conductor front faces (5b) or the capacitively coupled inner conductor end segments (5c) of two coupled inner conductor segments (5a), at least one further inner conductor coupling device (15) or at least one further inner conductor coupling element (115) is provided, the at least one further inner conductor coupling device (15) or the at least one further inner conductor coupling element (115) is arranged in an at least partially overlapping manner with the inner conductor end segments (5c) of the coupled inner conductor segments (5b), and the branch line (7) runs between the inner conductor coupling device (15) or the inner conductor coupling element (115) and the outer conductor (1).

Abstract: An improved antenna device has an internal length compensation device, permitting a varying length expansion of the housing/radome in relation to the antenna support or reflector device located within the housing/radome. At least one of at least two internal fixing devices is provided with the internal length compensation device. The internal length compensation device is in at least two parts or has two limbs, wherein one part is fixed to the antenna support and/or reflector device and the other part is at least indirectly fixed to the housing/radome and/or supported thereby. The at least two parts can be moved relative to each other, be moved in position or deformed. In particular with relation to the support points of both parts, the position may be changed with common deformation.

Abstract: A group antenna has at least two transducers disposed offset from one another. A network is provided to supply the transducers. The network comprises coaxial cables running between a distributor and/or summation circuit and the access, connection, and/or supply points of the associated transducer. The network comprises at least two different types of coaxial cable characterized by different phase velocities.

Abstract: An improved antenna device is has an external length compensation device, permitting a differing length expansion of the housing/radome relative to at least one of the at least two external mounting devices for fixing the antenna device. At least one of the two mounting devices has an external length compensation device, which covers at least one mounting device and a guide device by means of which the housing/radome may be adjusted relative to the mounting device in one direction of the antenna housing/radome. At least for one path length and the external length compensation device with the guide device is designed such that even with fastened screws, play remains between a section of the housing/radome and a section of the mounting device in order to permit an unhindered compensation movement between the mounting device and the housing/radome.

Abstract: The invention relates to an improved antenna device, characterized by the following additional features: that each functional unit (21) can communicate bidirectionally with the remote control unit (RC) by means of the communication bus (23), the configuration, the controller, and/or the querying of one or more functional units (21) of the at least one emitter device takes place over the entire communications bus (23), the communication to the remote control unit (RC) is handled by each addressed functional unit (21), and an internal communications bus (25) is provided for exchanging information and/or action states between the functional units (21) connected in the at least one emitter device.

Abstract: An improved component for the separation or combination of high frequency outputs includes a coaxial input port located at the front end of the outer conductor. At the opposite end of the outer conductor, a head is located with at least two, and preferably three or four, single ports which cover the outer conductor connections. The head with the single ports is built as a single part to avoid any mechanical connection junctions. The head with the single ports which form integral outer conductor connectors consists of a forged part or a cast part.