Abstract: An embodiment provides a method for synchronizing a plurality of super frames to a beam switching time plan defining a plurality of dwell times, the beam switching time plan scheduling a switching between at least two beams which are transmitted using a high-altitude platform or a satellite, wherein each beam covers a respective service area so as to forward a respective data frame to the respective service area via the respective beam; wherein each super frame comprises a data frame to be forwarded by the satellite to the respective service area.

Abstract: What is disclosed is a device for determining a piece of information on a position of a transmitter, comprising an antenna device, a signal processing device and a data processing device. Thus, the antenna device comprises several different directional characteristics, the directional characteristics each relating to at least a set of spatially different receive sensitivities of the antenna device. The antenna device receives signals from the transmitter with different directional characteristics, the signal processing device processing the signals received and establishing a respective amplitude value of a field strength. The data processing device establishes the information on the position of the transmitter based on the directional characteristics and the amplitude values having been established for the associated signals received. Additionally, a corresponding method is disclosed.

Abstract: A circuitry for feeding an antenna structure includes an input for LHCP signals, an input for RHCP signals as well as four antenna outputs. In addition, the circuitry includes first, second and third quadrature hybrids as well as at least two delay lines. The first quadrature hybrid is coupled, on the input side, to the first and second inputs and is coupled, on the output side, to the second and third quadrature hybrids. The second quadrature hybrid is coupled, on the output side, to two of the four antenna outputs, the third quadrature hybrid being coupled, on the output side, to two further ones of the four antenna outputs. The at least two delay lines are arranged at two of the four antenna outputs.

Abstract: What is disclosed is a device for determining a piece of information on a position of a transmitter, having an antenna device and a data processing device. The antenna device receives signals emanating from the transmitter and has a distinguished directional characteristic which relates to a set of spatially different receive sensitivities of the antenna device. The distinguished directional characteristic has a sensitivity minimum associated to a spatial detection region. The data processing device evaluates the signals received from the antenna device with the distinguished directional characteristic, as regards the position of the transmitter relative to the detection region. In addition, a corresponding method is disclosed.

Abstract: The invention relates to an antenna device having an emitter element for emitting and/or receiving electromagnetic signals. The emitter element includes at least one coupling point connected to a side of the emitter element, and implemented for capacitively coupling electromagnetic signals in and/or out.

Abstract: An apparatus for determining information on a position of a transmitter. In one example, the apparatus includes an antenna apparatus, a control apparatus and a data processing apparatus. The antenna apparatus includes several different directional characteristics, wherein the directional characteristics are each related to an amount of spatially different receive sensitivities of the antenna apparatus. The control apparatus influences the antenna apparatus such that at least one of the directional characteristics of the antenna apparatus is activated. With the activated directional characteristic, the antenna apparatus receives a signal originating from the transmitter. The data processing apparatus processes the received signal and the amount of spatially different receive sensitivities allocated to the related activated directional characteristic to an amount of weighted receive values and determines the information on the position of the transmitter therefrom.

Abstract: The invention relates to an apparatus for representing user information including an antenna apparatus, a processing apparatus and a representation apparatus. The antenna apparatus receives signals of a transmitter in a scene with at least one directional characteristic relating to spatially different receive sensitivities. Alternatively or additionally, the antenna apparatus sends signals with at least one directional characteristic into a scene and receives signals of a transmitter from the scene. The processing apparatus processes the received signals with respect to the scene and determines representation data represented by the representation apparatus. Further, the invention relates to a respective method.

Abstract: An embodiment provides a method for synchronizing a plurality of super frames to a beam switching time plan defining a plurality of dwell times, the beam switching time plan scheduling a switching between at least two beams which are transmitted using a high-altitude platform or a satellite, wherein each beam covers a respective service area so as to forward a respective data frame to the respective service area via the respective beam; wherein each super frame comprises a data frame to be forwarded by the satellite to the respective service area.

Abstract: The invention relates to an apparatus for determining information on a position of a transmitter with an antenna apparatus, a control apparatus and a data processing apparatus. The antenna apparatus includes several different directional characteristics that each relate to an amount of spatially different receive sensitivities of the antenna apparatus. The antenna apparatus includes signal outputs, wherein the directional characteristics are allocated to the signal outputs. The control apparatus connects one signal output of the antenna apparatus to an information reading apparatus and further signal outputs of the antenna apparatus to the data processing apparatus. The information reading apparatus determines data transmitted with the signals from the received signals. The data processing apparatus evaluates received signals with respect to their physical characteristics. Further, the invention relates to a respective method.

Abstract: A communication system includes a plurality of transmitters and a receiving unit. The transmitters are configured to divide signals to be emitted into K part signals and to emit the K part signals using K sub-carriers. K is an integer. The K sub-carriers are frequency bands having a sub-carrier bandwidth and are spaced in frequency. The receiving unit is configured to receive signals emitted by the transmitters. The invention further refers to a transmitter.

Abstract: A circuitry for feeding an antenna structure includes an input for LHCP signals, an input for RHCP signals as well as four antenna outputs. In addition, the circuitry includes first, second and third quadrature hybrids as well as at least two delay lines. The first quadrature hybrid is coupled, on the input side, to the first and second inputs and is coupled, on the output side, to the second and third quadrature hybrids. The second quadrature hybrid is coupled, on the output side, to two of the four antenna outputs, the third quadrature hybrid being coupled, on the output side, to two further ones of the four antenna outputs. The at least two delay lines are arranged at two of the four antenna outputs.

Abstract: An antenna device includes at least a ground plane as well as a surface emitter. The surface emitter includes a foot element and a lid element, the foot element including a base area of at least four overturned areas via which the foot element is supported with regard to the ground plane, and the lid element being coupled to the base, so that it is spaced apart from the ground plane.

Abstract: An apparatus for estimating a direction of arrival includes an antenna, a beamforming network, and an evaluator. The antenna is configured to receive signals, is circularly polarized, and includes a plurality of different radiation patterns. The beamforming network is configured to provide based on signals received by the antenna decomposed signals that are received by associated radiation patterns of the plurality of radiation patterns. The evaluator is configured to estimate the direction of arrival based on the decomposed signals and based on information describing signal receiving characteristics of the antenna. The invention also refers to a corresponding method.

Abstract: A support of an adjustability of an antenna beam direction is rendered less expensive in terms of implementation by the following measure: a beam forming network switchable between fixedly preconfigured beam forming states is coupled to an antenna array via a switching network switchable between different connecting states according to which the antenna interfaces of the beam forming network are connected to the antennas so that relative positions of the antennas connected to the antenna interfaces differ among the connection states, or more than one beam forming network is provided, each switchable between fixedly preconfigured beam forming states and coupled to a respective set of antennas of an antenna array, respectively, with the beam directions of provided be the beam forming networks being mutually disjoint.

Abstract: An apparatus for estimating a direction of arrival includes an antenna, a beamforming network, and an evaluator. The antenna is configured to receive signals, is circularly polarized, and includes a plurality of different radiation patterns. The beamforming network is configured to provide based on signals received by the antenna decomposed signals that are received by associated radiation patterns of the plurality of radiation patterns. The evaluator is configured to estimate the direction of arrival based on the decomposed signals and based on information describing signal receiving characteristics of the antenna. The invention also refers to a corresponding method.

Abstract: A communication system for performing a communication within a designated system band-width includes at least a first transmitter and a receiver. The system bandwidth is divided into a plurality of frequency slots, each having a slot bandwidth, wherein each of the plurality of frequency slots is divided into a plurality of sub-slots, each having a sub-slot bandwidth and a sub-carrier. The transmitter is configured to split the signal into a plurality of signal portions and to select for transmitting first of the plurality of signal portions a first sub-slot of a first frequency slot and to select for transmitting a second signal portion a first sub-slot of a second frequency slot.

Abstract: A communication system includes a plurality of transmitters and a receiving unit. The transmitters are configured to divide signals to be emitted into K part signals and to emit the K part signals using K sub-carriers. K is an integer. The K sub-carriers are frequency bands having a sub-carrier bandwidth and are spaced in frequency. The receiving unit is configured to receive signals emitted by the transmitters. The invention further refers to a transmitter.

Abstract: The invention relates to an antenna device having an emitter element for emitting and/or receiving electromagnetic signals. The emitter element includes at least one coupling point connected to a side of the emitter element, and implemented for capacitively coupling electromagnetic signals in and/or out.

Abstract: The invention relates to an apparatus for representing user information including an antenna apparatus, a processing apparatus and a representation apparatus. The antenna apparatus receives signals of a transmitter in a scene with at least one directional characteristic relating to spatially different receive sensitivities. Alternatively or additionally, the antenna apparatus sends signals with at least one directional characteristic into a scene and receives signals of a transmitter from the scene. The processing apparatus processes the received signals with respect to the scene and determines representation data represented by the representation apparatus. Further, the invention relates to a respective method.

Abstract: The invention relates to an apparatus for determining information on a position of a transmitter with an antenna apparatus, a control apparatus and a data processing apparatus. The antenna apparatus includes several different directional characteristics that each relate to an amount of spatially different receive sensitivities of the antenna apparatus. The antenna apparatus includes signal outputs, wherein the directional characteristics are allocated to the signal outputs. The control apparatus connects one signal output of the antenna apparatus to an information reading apparatus and further signal outputs of the antenna apparatus to the data processing apparatus. The information reading apparatus determines data transmitted with the signals from the received signals. The data processing apparatus evaluates received signals with respect to their physical characteristics. Further, the invention relates to a respective method.