Abstract: A first method comprises transmitting (101) a preamble in a first time interval in a first frequency resource, transmitting (103) a first portion or a first copy of data in the first frequency resource in a second time interval, and transmitting (105) a second portion or second copy of the data in a second frequency resource in the second time interval. The second time interval succeeds the first time interval and the second frequency resource is separate from the first frequency resource. A second method comprises listening (111) for transmission of a preamble, transmitting (115) data in a second time interval succeeding a first time interval upon determining that the preamble was not received in the first time interval, and refraining (113) from transmitting data in the second time interval upon determining that the preamble was received in the first time interval.

Abstract: A method for operating a wind turbine farm includes a plurality of wind turbines arranged together in a wind turbine farm area. each wind turbine includes a tower, a generator system for generating electric power and a rotor provided with a number of rotor blades on a rotor axis coupled to the electric generator for driving the generator, the rotor being arranged on the tower.

Abstract: A proton exchange membrane-based electrolyser includes an anode, a cathode and a proton exchange membrane, with the anode at a first surface of the membrane and the cathode at a second opposite surface. The anode includes an anodic catalyst layer and an anodic porous transport layer in parallel, with the catalyst layer between the transport layer and the first surface. The cathode includes a cathodic catalyst layer and a cathodic porous transport layer in parallel, with the catalyst layer between the transport layer and the second surface. The electrolyser includes conductive first and second meshes at the side of the anode and the side of the cathode, in which a surface of the first mesh covers the surface of the anodic catalyst layer, and in which a surface of the second mesh covers the surface of the cathodic catalyst layer.

Abstract: A method of establishing a signalling connection between a remote User Equipment, UE, and a telecommunication network via a relay capable UE, wherein said relay capable UE has established user plane connectivity to an intermediate node comprised by said telecommunication network and is arranged for supporting establishment of said connection for said remote UE, said method comprising the steps of receiving a registration message over said user plane forwarded by said relay capable UE and originating from said remote UE for registering said remote UE to said telecommunication network, forwarding said registration message to a Mobility Management Function comprised by said telecommunication network and receiving a registration accept message from said Mobility Management Function for accepting registration of said remote UE to said telecommunication network, and forwarding said registration accept message to said remote UE via said relay capable UE.

Abstract: A communication network may be provided having a plurality of network nodes and which may be configured to enable instantiation of different network slices which represent virtual networks with different feature sets, e.g., providing different network functions and/or having different network characteristics. The communication network may be configured to allow a network slice to be used for data communication between i) a user equipment (UE) connected to the network and configured to execute an application, and ii) a content or application server (CAS) configured to provide an application service via the network. Network functions may be provided which allow influencing the UE's slice usage based on requirements of the application service, even if the CAS is located outside the connectivity provider's network, e.g., outside a mobile operator's domain.

Abstract: The present invention relates to a method for molten metal pyrolysis of a feed comprising hydrocarbons and nitrogen and/or hydrogen sulphide to produce solid carbon and one or more of liquid sulfur, hydrogen gas and ammonia gas. The molten salt layer contains two reaction zones of different temperatures, a high temperature zone for pyrolysing the hydrocarbon and a low temperature zone for pyrolysing the hydrogen sulphide and/or forming the ammonia. Liquid salt is used to separate produced solid carbon and optionally the produced liquid sulphur from the molten metal and to facilitate isolation of produced carbon. The invention further relates to a reactor for performing the method according to the invention.

Abstract: The present invention concerns a process for the separation of a gas mixture containing CO2 and at least one inert gaseous species, comprising (a) feeding the gas mixture into an adsorption column via a first inlet located at a first side of the column, wherein the adsorption column contains a solid CO2 sorbent loaded with H2O molecules and thereby desorbing H2O molecules and adsorbing CO2 molecules, to obtain a sorbent loaded with CO2 and an inert product stream; and then (b) feeding a stripping gas comprising H2O into the adsorption column via a second inlet located at a second side which is opposite to the first inlet, thereby stripping the sorbent and desorbing CO2 molecules and adsorbing H2O molecules, to obtain a sorbent loaded with H2O and the CO2 product stream, wherein the adsorption column is re-used in step (a) after being stripped in step (b). The invention also concerns an apparatus for performing the process according to the invention.

Abstract: A telescope system (100) comprises a steering minor (M5) arranged in a part of its optical path (L5-L6) between a first telescope stage (10) and a second telescope stage (20). The steering mirror (M5) is configured to controllably rotate over a rotation angle (?m) for controlling a view angle (?v) of the telescope system (100) from the entrance aperture (A1). The steering mirror (M5) is disposed at an intermediate pupil (Pi) of the telescope system (100), at which position an image of the aperture stop (As) is formed by one or more of the optical components (M7, M6) there between.

Abstract: A method for measuring damage (D) of a substrate (1) caused by an electron beam (2). The method comprises using an atomic force microscope (AFM) to provide a measurement (S2) of mechanical and/or chemical material properties (P2) of the substrate (1) at an exposure area (1a) of the electron beam (2). The method further comprises calculating a damage parameter (Sd) indicative for the damage (D) based on the measurement (S2) of the material properties (P2) at the exposure area (1a).

Abstract: A solar panel includes a silicon cells submodule of silicon based cells, a front transparent plate and a backsheet. The backsheet is arranged with at least a first conductive pattern that is connected to rear surface electrical contacts on each of the silicon cells. A thin film photovoltaic submodule is arranged between the front transparent plate and the silicon cells, and includes thin film cells in an arrangement with two photovoltaic submodule contacts that connect to a second conductive pattern on the backsheet. The backsheet is arranged for four-terminal wiring with the first pattern for the silicon cells and the second pattern for the thin film cells. The thin film cells are disposed in a first group of cells and in at least a second group of cells, each connected in series. The first group is connected in parallel with the second group, between the photovoltaic submodule contacts.

Abstract: An optic signal receiver is provided that comprises an optic signal detection unit an estimation unit, and a feedback control unit to provide a detector control signal. The optic signal detection unit comprises an adaptive optic module, a mode splitting module and a signal detection module, wherein the adaptive optic module is to modify a received optic input signal under control of the detector control signal into a multi-mode optic output signal, the mode splitting module is configured to branch the multi-mode optic output signal off into multiple reduced mode optic signals and the signal detection module is configured to issue a detection signal, the signal detection module comprising a plurality of signal detection sections that are each configured to measure an intensity of a respective one of the reduced mode optic signals and to provide a respective indicator indicative of the measured intensity as a component of the detection signal.

Abstract: A photovoltaic device (1) is provided with a first electrode layer (11), a photovoltaic layer (13), a second charge carrier transport layer (14) and a second electrode layer (15). The photovoltaic device (1) has a plurality of mutually subsequent photovoltaic device cells (1A, . . . , 1F) arranged in a first direction (D1). Each pair of a photovoltaic cell (1C) and its successor are serially connected in an interface region (1CD). The interface region comprises an elongate region (R0) between successive first electrode layer portion (11C, 11D), a first elongate region (R1) between successive photovoltaic layer portions (13A, 13B), a second elongate region (R2) between successive second charge carrier transport layer portions (14C, 14D) and a third elongate region (R3) between successive second electrode layer (15) portions (15C, 15D). The second elongate region (R2) extends within the first elongate region (R1), and its lateral boundaries are distinct from those of the first elongate region (R1).

Abstract: The present document relates to a method of synchronizing devices, wherein each device operates in sync with an internal clock signal which is periodic to thereby define time cycles, at least one of the internal clock signals being periodic at a first frequency. The devices are mutually synchronized via a party line. The method comprises providing a system clock signal periodic at a second frequency smaller than the first frequency defining sequential system clock cycles; and synchronizing the internal clock signal with the system clock signal. At least one device triggers, in sync with the system clock signal, a system synchronization event comprising changing a signal status of a common party line signal on the party line and monitoring the common party line signal. The changing and monitoring are performed in sync with the system clock signal.

Abstract: A method of manufacturing a photovoltaic product (1) with a plurality of serially interconnected photovoltaic cells (1A, 1B) is disclosed that comprises depositing a stack with a bottom electrode layer (12), a top electrode layer (16) and a photovoltaic layer (14) arranged between said first and said top electrode layer, the bottom electrode layer and the photovoltaic layer having an interface layer (13). The method further comprises partitioning said stack into respective lateral portions associated with respective photovoltaic cells (1A, 1B), with a boundary region (1AB) between each photovoltaic cell (1A) and a subsequent photovoltaic cell (1B), and serially interconnecting mutually subsequent photovoltaic cells in a boundary region. Partitioning includes forming one or more trenches (20; 22; 23) extending through the top electrode layer and the photovoltaic layer to expose the bottom electrode layer, with at least an irradiation sub-step and subsequent thereto a mechanical fragment removal sub-step.

Abstract: A method and system for controlling an array of piezoelectric transducers (11, 12, 13). Respective driving signals (Vn) are applied to the transducers. The driving signals (Vn) comprise an alternating component (A) oscillating at one or more driving frequencies to cause corresponding vibrations in the transducers for generating acoustic waves (Wn). One or more of the driving signals (Vn) are offset by a respective bias voltage (Bn). The bias voltage (Bn) is controlled to reduce a difference in resonance frequencies between the transducers. To eliminate any remaining difference, the alternating component (A) to at least a subset of the transducers (11,12) is periodically reset. In this way the phases of the resulting acoustic waves (W1,W2) can be synchronized.

Abstract: A microbolometer for measuring thermal radiation comprises an electrical circuit on a perforated plastic substrate. The electrical circuit comprises at least one thermistor having a temperature dependent electric resistance, wherein the thermistor is arranged to receive the thermal radiation for changing its temperature depending on a flux of the received thermal radiation. The electrical circuit is configured to measure the electric resistance of the thermistor for calculating the thermal radiation. The microbolometer is configured to cause a gas flow through the perforations for improving thermal characteristics.

Abstract: The invention is directed to a process for the continuous preparation of a cycloadduct product from the reaction of a furanic with a dienophile, comprising heating a first liquid feed stream comprising the dienophile and a solvent in which the dienophile is dissolved; providing a second liquid feed stream comprising the furanic; leading the first liquid feed stream and the second liquid feed stream into a continuous reactor to produce a product solution stream comprising the cycloadduct product; and leading the product solution stream to an product isolation zone to produce an isolated cycloadduct product. A further aspect of the invention is an apparatus for carrying out this reaction.

Abstract: A directable light beam handling device for use in optical communication contains is provided that contains a rotation mechanism with a rotatable ring of soft magnetic material encircling a path of the beam from a beam expander. A mirror or prism being coupled to the rotatable ring is rotated with the ring. The ring includes an array of soft magnetic ridges, forming elevations extending from a surface of the ring. At least three electromagnets are used to drive rotation of the ring around the beam axis. Each electromagnets comprises a soft magnetic yoke, having poles at a first and second end portion of the yoke. The pole at the first end portion faces said surface of the ring, the first end portion having ridges elevated from the yoke in the direction towards the ring, in parallel with the ridges of the ring.

Abstract: The present invention concerns a multifunctional catalyst for the conversion of CO2 into useful products, such as CO via the reverse water gas shift reaction. The catalyst according to the invention efficiently combined a water sorption functionality with at least one catalytic functionality into a single particle, by having a solid water sorbent impregnated with at least one metal capable of converting CO2 from a gaseous mixture comprising H2 and CO2. The catalyst according to the invention allows for higher selectivity in the conversion of CO2, at more lenient conditions in terms of temperature and pressure, and improved stability of the catalyst itself. The invention also concerns a process for converting CO2, utilizing the catalyst and the use of the catalyst in the conversion of CO2.

Abstract: The present invention discloses a heat exchanger system for thermochemical storage and release. The system comprises a thermal exchange circuit with a heat exchanger fluid, the circuit further in thermal connection with a thermochemical module. The thermochemical module comprises a thermochemical material that stores and releases heat by a thermochemical exchange process under release or binding of a sorbate. The thermochemical module comprises a compartment structure that compartments the thermochemical material and further comprises a channel structure. This provides an exchange of the sorbate and the thermochemical material via the channel structure to the compartment structure. A method for the preparation of the compartment structure is also described. In this method, the thermochemical material is brought in a liquid phase and inserted in the compartment structure, while keeping the channel structure free from the liquid phase; and subsequently dried.