Abstract: A material includes a transparent substrate coated with a stack of thin layers including at least one silver-based functional layer, wherein the stack includes a protective coating deposited on top of at least one portion of the functional layer, the protective coating including: a lower protective layer having a thickness of between 1 and 10 nm, a central protective layer based on carbon graphite located on top of the lower protective layer, and an upper protective layer having a thickness of between 1 and 10 nm located on top of the central protective layer.

Abstract: A first microwave backhaul assembly comprises a first antenna, a front-end circuit, an inter-backhaul-assembly interface circuit, and an interference cancellation circuit. The first antenna is operable to receive a first microwave signal. The front-end circuit is operable to convert the first microwave signal to a lower-frequency digital signal, wherein the lower-frequency digital signal has energy of a second microwave signal and energy of a third microwave signal. The inter-backhaul-assembly interface circuit is operable to receive information from a second microwave backhaul assembly. The interference cancellation circuit is operable to use the information received via the inter-backhaul-assembly interface circuit during processing of the lower-frequency digital signal to remove, from the first microwave signal, the energy of the third microwave signal. The information received via the inter-backhaul-assembly interface may comprise a signal having energy of the second microwave signal.

Abstract: A trailer of a backup train of a tunnel boring machine includes a rolling means configured to allow movement of the trailer on a circulation route, a chassis including a lower portion including the rolling means and an upper portion, opposite to the rolling means, conveying means, fixed in the lower portion of the chassis, the conveying means being configured to move at least one support along the trailer, the support being configured to transport at least one arch segment along the chassis.

Abstract: A cord (50) comprises: an internal strand (TI) comprising an internal layer (C1), and an external layer (C3); and L>1 external strands (TE) comprising an internal layer (C1?) of Q?=1 internal wire (F1?), an intermediate layer (C2?) of M? intermediate wires (F2?) wound around the internal layer (C1?) with a pitch p2?, and an external layer (C3?) of N? external wires (F3?) wound around the intermediate layer (C2?) with a pitch p3?. The external layer (CE) of the cord is wound around the internal layer (CI) of the cord in a direction of winding of the cord (50). Each external layer (C3, C3?) of each internal and external strand (TI, TE) is wound in the same direction of winding that is the opposite to the direction of winding of the cord (50). The external layer (CE) of the cord (50) is desaturated, and 0.36?(p3??p2?)/p3??0.57.

Abstract: Systems and methods are provided for receiver nonlinearity estimation and cancellation. Narrowband (NB) estimation may be performed in a receiver during handling of received radio frequency (RF) signals. The narrowband (NB) may include generating estimation channelization information relating to received RF signals; generating reference nonlinearity information relating to one or more other signals, which may cause or contribute to nonlinearity that affects the processing of the received RF signals; and generating, based on the estimation channelization information relating to the received RF signals and the reference nonlinearity information relating to the other signals, control data for configuring nonlinearity cancellation functions. The received RF signals may be channelized, and the estimation channelization information may be generated based on the channelization of the received RF signals.

Abstract: Systems and methods are provided for receiver nonlinearity estimation and cancellation. Narrowband (NB) estimation may be performed in a receiver during handling of received radio frequency (RF) signals. The narrowband (NB) may include generating estimation channelization information relating to received RF signals; generating reference nonlinearity information relating to one or more other signals, which may cause or contribute to nonlinearity that affects the processing of the received RF signals; and generating, based on the estimation channelization information relating to the received RF signals and the reference nonlinearity information relating to the other signals, control data for configuring nonlinearity cancellation functions. The received RF signals may be channelized, and the estimation channelization information may be generated based on the channelization of the received RF signals.

Abstract: Aspects of methods and systems for PAPR reduction in a microwave backhaul outdoor unit are provided.

Abstract: A support assembly for a vehicle travels along a road surface and rotates relative to the road surface and the vehicle. The first support assembly includes a spherical tread layer for contacting the road surface, a foam layer adjacent the spherical tread layer, the foam layer including adjustable elements for altering an outer physical contour of the spherical tread layer, the outer physical contour contacting the road surface, a spherical wheel/tire for supporting the spherical tread layer and the vehicle, and a drive system magnetically driving rotation of the spherical wheel/tire relative to the vehicle such that no portion of the spherical tread layer physically contacts the vehicle.

Abstract: A first microwave backhaul assembly comprises a first antenna, a front-end circuit, an inter-backhaul-assembly interface circuit, and an interference cancellation circuit. The first antenna is operable to receive a first microwave signal. The front-end circuit is operable to convert the first microwave signal to a lower-frequency digital signal, wherein the lower-frequency digital signal has energy of a second microwave signal and energy of a third microwave signal. The inter-backhaul-assembly interface circuit is operable to receive information from a second microwave backhaul assembly. The interference cancellation circuit is operable to use the information received via the inter-backhaul-assembly interface circuit during processing of the lower-frequency digital signal to remove, from the first microwave signal, the energy of the third microwave signal. The information received via the inter-backhaul-assembly interface may comprise a signal having energy of the second microwave signal.

Abstract: Systems and methods are provided for receiver nonlinearity estimation and cancellation. Narrowband (NB) estimation may be performed in a receiver during handling of received radio frequency (RF) signals. The narrowband (NB) may include generating estimation channelization information relating to received RF signals; generating reference nonlinearity information relating to one or more other signals, which may cause or contribute to nonlinearity that affects the processing of the received RF signals; and generating, based on the estimation channelization information relating to the received RF signals and the reference nonlinearity information relating to the other signals, control data for configuring nonlinearity cancellation functions. The received RF signals may be channelized, and the estimation channelization information may be generated based on the channelization of the received RF signals.

Abstract: The invention relates to a heating element comprising a substrate (1) equipped with a thin-film multilayer, the thin-film multilayer comprising a film (3) suited to being heated, this film having a sheet resistance of between 20 and 200 ?/square, the heating element also comprising two conductive collectors suited to being fed with electrical voltage, the film suited to being heated being a transparent electrically conductive oxide film and the film (3) suited to being heated not being machined and being electrically connected to the two conductive collectors, the film (3) suited to being heated having a thickness of between 50 nm and 300 nm. The invention allows a heating element, with a film suited to being heated that is simple to manufacture, to be easily installed in an electric vehicle or easily connected to the national grid.

Abstract: A system comprises a microwave backhaul outdoor unit having a first resonant circuit, phase error determination circuitry, and phase error compensation circuitry. The first resonant circuit is operable to generate a first signal characterized by a first amount of phase noise and a first amount of temperature stability. The phase error determination circuitry is operable to generate a phase error signal indicative of phase error between the first signal and a second signal, wherein the second signal is characterized by a second amount of phase noise that is greater than the first amount of phase noise, and the second signal is characterized by a second amount of temperature instability that is less than the first amount of temperature instability. The phase error compensation circuitry is operable to adjust the phase of a data signal based on the phase error signal, the adjustment resulting in a phase compensated signal.

Abstract: A system comprises a microwave backhaul outdoor unit having a first resonant circuit, phase error determination circuitry, and phase error compensation circuitry. The first resonant circuit is operable to generate a first signal characterized by a first amount of phase noise and a first amount of temperature stability. The phase error determination circuitry is operable to generate a phase error signal indicative of phase error between the first signal and a second signal, wherein the second signal is characterized by a second amount of phase noise that is greater than the first amount of phase noise, and the second signal is characterized by a second amount of temperature instability that is less than the first amount of temperature instability. The phase error compensation circuitry is operable to adjust the phase of a data signal based on the phase error signal, the adjustment resulting in a phase compensated signal.

Abstract: A trailer of a backup train of a tunnel boring machine includes a rolling means configured to allow movement of the trailer on a circulation route, a chassis including a lower portion including the rolling means and an upper portion, opposite to the rolling means, conveying means, fixed in the lower portion of the chassis, the conveying means being configured to move at least one support along the trailer, the support being configured to transport at least one arch segment along the chassis.

Abstract: Systems and methods are provided for receiver nonlinearity estimation and cancellation. During processing of received radio frequency (RF) signals, it may be determined when one or more other signals, different from the received RF signals, cause nonlinearity affecting processing of the RF signals, and one or more cancellation adjustments may be applied during processing of the RF signals, for mitigating effects of the nonlinearity. Determining the one or more cancellation adjustments may be based on narrowband (NB) estimation of the effects of the nonlinearity, and the one or more cancellation adjustments may be configured as wideband (WB) corrections. The NB estimation may be applied based on channelization of the received RF signals. The NB estimation may comprise generating reference nonlinearity information relating to the one or more other signals, and generating, based on the reference nonlinearity information, control data for configuring the one or more cancellation adjustments.

Abstract: A system comprises a modulator circuit, a test signal generator circuit, and a control circuit. The modulator circuit is operable to generate a data-carrying signal based on a reference signal. The test signal generator circuit is operable to generate a test signal based on the reference signal. The control circuit is operable to determine current status of a microwave backhaul link. The control circuit is operable to configure a nominal frequency at which the test signal generator circuit generates the test signal based on the determined status of the microwave backhaul link. The control circuit is operable to determine an amount of whitespace to have on either side of the test signal based on the current status of the microwave backhaul link. The control circuit is operable to configure the modulator circuit such that the data-carrying signal has the determined amount of whitespace surrounding the nominal frequency of the test signal.

Abstract: Aspects of methods and systems for PAPR reduction in a microwave backhaul outdoor unit are provided.

Abstract: A support assembly for a vehicle travels along a road surface and rotates relative to the road surface and the vehicle. The first support assembly includes a spherical tread layer for contacting the road surface, a foam layer adjacent the spherical tread layer, the foam layer including adjustable elements for altering an outer physical contour of the spherical tread layer, the outer physical contour contacting the road surface, a spherical wheel/tire for supporting the spherical tread layer and the vehicle, and a drive system magnetically driving rotation of the spherical wheel/tire relative to the vehicle such that no portion of the spherical tread layer physically contacts the vehicle.

Abstract: A heating element including: (I) a substrate equipped with a thin-film multilayer, the thin-film multilayer including a heating film that has an electrical sheet resistance lying between 20 and 200 ohms per square, and two nonmetallic dielectric films located on either side of the heating film; and (II) two conductive collectors designed to receive a voltage, where the heating film is unpatterned, made of metal, and electrically connected to the two conductive collectors.

Abstract: A first microwave backhaul assembly comprises a first antenna, a front-end circuit, an inter-backhaul-assembly interface circuit, and an interference cancellation circuit. The first antenna is operable to receive a first microwave signal. The front-end circuit is operable to convert the first microwave signal to a lower-frequency digital signal, wherein the lower-frequency digital signal has energy of a second microwave signal and energy of a third microwave signal. The inter-backhaul-assembly interface circuit is operable to receive information from a second microwave backhaul assembly. The interference cancellation circuit is operable to use the information received via the inter-backhaul-assembly interface circuit during processing of the lower-frequency digital signal to remove, from the first microwave signal, the energy of the third microwave signal. The information received via the inter-backhaul-assembly interface may comprise a signal having energy of the second microwave signal.