Abstract: The invention relates to a method comprising: ° milling of a first waveguide substrate element (1a) to provide two waveguide cavities (3, 5a) with respectively a first and a second port (3re, 5re) on a common side of the first substrate element (1a), ° milling of a recess (5b) on a side of a second waveguide substrate element (1b), ° assembling the first and second substrate elements (1a, 1b) so that the waveguide cavities (3, 5a) and the recess (5b) form a continuous waveguide.

Abstract: Certain examples relate to an apparatus, method and system for electrical interconnection. Certain examples provide an apparatus comprising: an outer longitudinally extending member comprising a longitudinally extending perimeter region defining an inner longitudinally extending cavity; and at least a first longitudinally extending conductor and a separate second longitudinally extending conductor; wherein the at least first and second longitudinally extending conductors are embedded within the longitudinally extending perimeter region and extend along the length thereof.

Abstract: The objective of the present invention is to provide a method and apparatus for reducing PAR of beamforming output signals. A method for reducing PAR of beamforming output signals, wherein input base band data is for N ports and number of beamforming output pipes is M; wherein the method comprises the following steps: building a correlation matrix of the input base band data of the N ports; determining adjusting weight vector for the input data of each port in time domain based on the correlation matrix and wk being the beamforming weight vector of the total N beams for the k-th output pipe, to minimize the correlation of the input base band data of the N ports; adjusting the phase of the input data of each port in time domain based on the adjusting weight vector before beamforming. The present invention enables a reduction on PAR of the beamforming output signals and then improves LTE and 5G power control performance.

Abstract: Disclosed are methods and apparatuses for performing precoding. A method disclosed comprises steps of: transmitting a CSI reference signal to a UE to request the UE to report status-related information of respective panels; acquiring, based on first feedback information from the UE, the status-related information of the respective panels whose status-related information has been measured by the UE and a serving panel selected by the UE; and performing, based on the status-related information of the respective panels and the serving panel selected by the UE, two-stage beamforming separately to the respective panels, so as to first perform decoupling to suppress inter-panel interference and then perform per-panel precoding. The disclosure offers the following advantages: effectively eliminating the inter-panel and intra-panel interference, avoiding complex inter-panel calibration, and reducing implementation complexity and CSI feedback overhead.

Abstract: An installing unit, installing assembly of an antenna and an installing method are provided. An installing unit according to the invention is provided, wherein the installing unit comprises a cylindrical structure including an inner cylindrical wall, which has a first clip structure for connecting a first other part between said inner cylindrical wall and said outer cylindrical wall, and said outer cylindrical wall has a second clip structure thereon for connecting said installing unit to a second other part, and said installing unit can be connected to a third other part via rigid connection. Simultaneous blind insertion of multiple connectors in a closed frame, especially in a closed frame with a large area, can be realized, which improves the reliability of the active large-scale MIMO antenna and the efficiency of the installing process, reduce manpower as used, and increase the pass rate of installing.

Abstract: Embodiments of the present disclosure relate to a method, a device, and a computer-readable storage medium for allocating system resources among a plurality of network slices in a communication network. In the communication network, a network device determines utility values of two network slices. A network slice corresponds to a set of network functions of a set of services served thereby. A utility value of the network slice indicates the level of demand for system resources by the set of services associated with the network slice. The network device determines a difference between the utility values of the two network slices. If the difference exceeds a threshold utility value, the network device re-allocates system resources among the plurality of network slices in the communication network.

Abstract: The invention relates to a multiband antenna, in particular for wireless networks, comprising:—a ground plane (7) extending along a longitudinal axis (A),—high band radiating elements (9a) set at the extremities of crosses, inclined at 45° with respect to the longitudinal axis (A), with an arm length being a dyadic fraction of a high-band wavelength (OHB),—low band radiating elements (9b) set at the extremities of crosses, inclined at 45° with respect to the longitudinal axis (A), with an arm length being a dyadic fraction of a low-band wavelength (OLB), characterized in that the high and low band radiating elements (9a, 9b) crosses are arranged along the longitudinal axis (A) of the metallic ground plane (7), in that the antenna comprises tubular separation walls (13) in electric contact with the ground plane (7), and in that the crosses are arranged in a pattern, wherein:—at least part of the high-band radiating elements (9a) are set inside the tubular separation walls (13),—the low-band radiating elements

Abstract: A method for determining a distance to a passive intermodulation source in a device under test, the method comprising transmitting at least two signals with respective different frequencies to the device under test, receiving a complex response signal from the device under test, the complex response signal comprising a passive intermodulation of the at least two signals, generating an autocorrelation matrix using the complex response signal, the autocorrelation matrix representing power information of the complex response signal, decomposing the complex response signal, using the autocorrelation matrix, into a signal component part and a noise component part and determining a distance to the passive intermodulation source in the device under test using the noise and/or signal component part.

Abstract: An antenna comprising: a longitudinal support member for supporting components of the antenna and a method of assembling such an antenna is disclosed. The components supported by the longitudinal member comprise: at least one signal feed probe configured to capacitively supply a signal to a corresponding at least one radiating patch; the at least one radiating patch mounted to at least partially wraparound the longitudinal support member; and signal supply circuitry for supplying a signal to the at least one signal feed. The signal supply circuitry is mounted on an outer surface of the inner longitudinal support member; and the longitudinal support member is formed of a conductive material and forms a ground plane for the antenna.

Abstract: An antenna comprising two sub antennas each sub antenna comprising at least one radiating element is disclosed. The two sub antennas comprise an inner sub antenna and an outer sub antenna. The antenna comprises signal feed circuitry for supplying a first signal to the inner sub antenna and signal feed circuitry for supply a second signal to the outer sub antenna. The at least one radiating element of the outer sub antenna comprises at least one flexible radiating patch mounted on a flexible material arranged to wrap at least partially around at least a portion of the inner sub antenna.

Abstract: An enclosure for electronics includes a base, a base cover, a gasket, and an enclosure cover. The base receives one or more electronic elements. The base cover is mounted over the first base to secure the electronic elements within the base and form a unit having a groove in at least a part of the periphery of the unit. The gasket resides within the groove of the first unit. The enclosure cover is mounted over the first unit and the gasket and applies a compressive force to the gasket such that the gasket (i) forms a seal for the enclosure and (ii) applies force that secures at least a part of the periphery of the first base cover to at least a part of the periphery of the first base. In a single-unit assembly, the enclosure cover is an assembly cover that attaches to the unit. In a dual-unit assembly, each unit functions as the enclosure cover for the other unit in a clam-shell configuration.

Abstract: According to an embodiment, an apparatus comprises a fiber-breakout transition configured to break out optical fiber sets from a first end of an optical fiber cable. The fiber-breakout transition comprises a first channel configured to receive an end segment of the optical fiber cable. The fiber-breakout transition further comprises a plurality of second channels. Each of the plurality of second channels is configured to receive and mechanically attach a buildup tube for holding one or more optical fibers. The transition has an interior cavity connecting the first channel to the plurality of second channels. Some of the channels have cross-sections whose diameters increase in a stepped manner with distance away from the interior cavity of the transition.

Abstract: An apparatus, e.g. a hybrid antenna, includes a plurality of antenna arrays. Each array includes antenna elements, and each array is located on a polygonal antenna body such that each array faces a different direction. An RF network includes first and second duplexers and a divider. The first duplexer is configured to split a received multifrequency drive signal into a first component having a first frequency and a second component having a second frequency. The divider is configured to split the first component into attenuated portions, and to direct one of the attenuated portions to a first of the plurality of antenna arrays. The second duplexer is configured to combine another of the attenuated portions with the second drive signal component to form a combined drive signal component, and to direct the combined drive signal component to a second of the antenna arrays.

Abstract: A dual-reflector antenna comprises a main reflector traversed by a feed source and a sub-reflector. The sub-reflector comprises a dielectric body extending between a first end that is small in diameter and a second end that is greater in diameter, the small-diameter end being connected to the end of the feed source constituted by a metal tube filled with a dielectric material. The end of the feed source connected to the sub-reflector comprises a housing, having an inner depth and inner diameter, built into the dielectric material. The small-diameter end of the sub-reflector comprises an inner portion having a substantially cylindrical shape, able to fit into the housing, having an outer length and outer diameter. The outer length and outer diameter of the small-diameter end of the sub-reflector are respectively less than the inner depth and inner diameter of the feed source, so as to form a space between the inner portion of the sub-reflector and the dielectric wall of the housing.

Abstract: The present disclosure provides a dipole, wherein the dipole comprises a dipole body and a feeding line used for connecting to the dipole body, wherein the dipole body comprises an asymmetric wing feature structure. According to the present disclosure, the dipole can obviously improve ±60° cross-polarization and VSWR performance, and can greatly reduce weight and reduce assembly costs.

Abstract: The present disclosure provides a phase shifting apparatus and an electrically adjustable antenna. The phase shifting apparatus comprises a grounding plate; two bottom substrates respectively arranged on both sides of the grounding plate and coupled to the grounding plate; two top substrates respectively arranged on both sides of the two bottom substrates, wherein each of the top substrates and each of the bottom substrates form a phase shifting unit; a rod coupled to the two top substrates for adjusting a relative sliding movement between the two top substrates and the two bottom substrates so as to simultaneously adjust a phase of the output signal of each phase shifting unit.

Abstract: A radome for a concave-reflector antenna is fastened directly onto the reflector's edge. The inner surface of the radome comprises at least one absorbent part partially covering its surface area and disposed along its peripheral edge. The surface area of the radome covered by the absorbent part(s) is less than 15% of the total surface area. The radome may comprise two absorbent parts in diametrically opposite positions. Each absorbent part may have a substantially triangular shape, the base of the absorbent part being rounded along the radome's edge, and a portion of its surface area having been removed laterally from each side of the triangle in a circular arc cut-out.

Abstract: The present application provides a multi-band antenna, comprising at least one low-band sub-antenna; and at least one high-band sub-antenna comprising at least one high-band dipole and a reflector; wherein the high-band dipole and/or the reflector are/is structured and positioned so that current induced in the high-band sub-antenna by the low-band sub-antenna is directed to reflector over an extended effective distance in proportion to wavelength of the low-band sub-antenna.

Abstract: An apparatus, e.g. a cavity resonator, includes a floor and a cover. A conductive post is located between the floor and the cover and has a void oriented along a longitudinal axis of the post. A dielectric spacer is located between the cover and the post and a dielectric rod is located within the void. A resilient dielectric is located within the void between the dielectric spacer and the floor.

Abstract: A dual mode regulator provides power to a tower mounted low noise amplifier (LNA) and operates in either one of two modes. The dual mode regulator comprises a microcontroller that controls the amplifier and two regulators to operate in an Antenna Interface Standards Group (AISG) mode when the microcontroller is detecting AISG protocol information or in a current window alarm (CWA) mode when the microcontroller is not receiving AISG protocol information. In the CWA mode the total current to the two regulators and associated circuitry is maintained at a constant amplitude. Further in the CWA mode, the microcontroller is able to generate an alarm signal and deactivate the amplifier when it detects improper operation by the amplifier. In the AISG mode, a single regulator is used and the other regulator is de-activated by the microcontroller.