Abstract: A brake actuator system may comprise a brake actuator comprising a ball screw, a ball nut coupled to the ball screw, and a ram coupled to a ram end of the ball nut; a position sensor coupled to the brake actuator; a processor in electronic communication with the brake actuator and the position sensor; and a tangible, non-transitory memory configured to communicate with the processor, the tangible, non-transitory memory having instructions stored thereon that, in response to execution by the processor, cause the processor to perform operations. The operations may comprise commanding the brake actuator to translate the ball nut in a first direction toward a brake stack; detecting the pusher reaching a furthest forward position; and commanding the brake actuator to translate the ball nut in a second direction opposite the first direction for a predetermined retraction distance.

Abstract: A brake actuator system may comprise a brake actuator comprising a ball screw, a ball nut coupled to the ball screw, and a ram coupled to a ram end of the ball nut; a position sensor coupled to the brake actuator; a processor in electronic communication with the brake actuator and the position sensor; and/or a tangible, non-transitory memory configured to communicate with the processor, the tangible, non-transitory memory having instructions stored thereon that, in response to execution by the processor, cause the processor to perform operations. The operations may comprise commanding the brake actuator to translate the ball nut in a first direction toward a brake stack; detecting the ram reaching a furthest forward position; and commanding the brake actuator to translate the ball nut in a second direction opposite the first direction for a total retraction distance.

Abstract: Docking stations for transcatheter valves are described. The docking stations can include an expandable frame, at least one sealing portion, and a valve seat. The expandable frame can be configured to conform to an interior shape of a portion of the circulatory system when expanded inside the circulatory system. The sealing portion can be configured to contact an interior surface of the circulatory system to create a seal. The valve seat can be connected to the expandable frame and can be configured to support an expandable transcatheter valve. The docking stations are adaptable to different anatomies/locations to allow implantation of a transcatheter valve in a variety of anatomies/locations.

Abstract: A brake monitoring and adjustment control system includes an electromechanical brake actuator controller (EBAC) and at least one sensor operatively connected to the EBAC. The sensor is configured to sense a characteristic of a brake and provide a feedback signal to the EBAC. The system includes a switch for turning power to the sensor on and off to reduce the duration with voltage applied to the sensor. Reducing the duration in which voltage is applied to the sensor reduces power consumption and assists with mitigating electro-migration growth.

Abstract: An example system includes a slave processor and a master processor. The master processor is configured to communicate with the slave processor over a digital communication link in a first mode, and over an analog communication link in a second mode. A method is also disclosed.

Abstract: The present disclosure provides systems and methods for multiple brake actuator operation under load cell failure. In various embodiments, a system for multiple brake actuator operation comprises a controller, a load cell in communication with the controller, a current sensor in communication with the controller, and a position sensor in communication with the controller and configured to measure a rotational speed of a motor shaft.

Abstract: This invention provides methods for amplifying, detecting, measuring, and identifying miRNAs from biological samples, particularly limited amounts of a biological sample. miRNAs that are differentially expressed in tumor samples and normal tissues are useful as cancer biomarkers for cancer diagnostics.

Abstract: A docking apparatus is provided. The docking apparatus includes a host mount and a smart device mount. The host mount includes a base plate. At least one hinge clip is pivotally secured to the base plate by a binder post. The hinge clip is resiliently biased towards the base plate by a spring. A turn table is secured to an upper surface of the base plate and rotatable about a first axis. A hinge arm includes a first end pivotally attached to an upper surface of the turn table. The first end is rotatable about a second axis, such as a horizontal axis, substantially perpendicular to the first axis. The smart device mount is secured to a second end of the hinge arm and is operable to releasably retain a smart device.

Abstract: A method for fault detection and accommodation for a controller and actuator system is provided. The method includes receiving, from a controller, a flag at an actuator in response to an excitation voltage and current falling below a threshold value, engaging a sensor in the actuator in response to receiving the flag, receiving, using the sensor a first load cell signal and a second load cell signal in response to the sensor being engaged, determining how actuator is operating brake based on the received flag, first load cell signal, and second load cell signal, adjusting a state of the actuator based on the determination, and reporting the state of the actuator by transmitting a report signal to the controller.

Abstract: A system and a method of detecting and isolating a fault in an electric motor system are provided. The method includes detecting, at a motor drive electronics (MDE) component that is configured to drive an electric motor through a harnessing, the fault in the electric motor system, applying a voltage and current, at the MDE component, according to a gate switching sequence for all phases of the electric motor system in response to detecting the fault, sensing voltage and current values in the MDE component between switches of an inverter of the MDE component, and isolating the fault within the electric motor system based on the sensed voltage and current values.

Abstract: Controller is provided for electromechanical actuator such as an electric brake actuator having a motor driven in response to motor drive signal generated by controller. Controller includes first current limiter and second current limiter. First current limiter limits current command to maximum current limit in response to detecting that current command at least one of exceeds maximum current limit setpoint or is less than minimum current limit setpoint. Second current limiter further limits current and to limited current command in response to detecting that current command exceeds topper current detection limit for specified time duration. Controller may further include intermediate current limiter between first and second current limiters for further limiting current command from first current limiter in response to detecting current command from first current limiter at least one of exceeds maximum power limit setpoint or is less than minimum power limit setpoint.

Abstract: Expandable docking stations for docking an expandable valve can include a valve seat, one or more sealing portions, and one or more retaining portions. The valve seat can be unexpandable or substantially unexpandable beyond a deployed size. The one or more sealing portions are connected to the valve seat and extend radially outward of the valve seat. The one or more sealing portions are constructed to expand outward of the valve seat and provide a seal over a range of sizes. The one or more retaining portions are connected to the one or more sealing portions. The one or more retaining portions are configured to retain the docking station at a deployed position.

Abstract: A circuit card is disclosed. The circuit card may have a strain relief aperture and a conductor contact. A conductor may extend through the strain relief aperture and connect in electrical continuity with the conductor contact. The circuit card may have a conformal coating, such as poly(p-xylylene) polymer applied. The conformal coating may be applied in layers, and the layers may have different thicknesses.

Abstract: An interface circuit for a bridge sensor has a switch that connects to a resistive bridge circuit. The resistive bridge circuit includes a first input terminal, a second input terminal, and a pair of resistive branches that connect between the first and second input terminals. Both of the resistive branches include an output terminal. The switch is connected to the first input terminal and is in series with both resistive branches for connecting and disconnecting a voltage source from the resistive branch output terminals.

Abstract: Controller is provided for electromechanical actuator such as an electric brake actuator having a motor driven in response to motor drive signal generated by controller. Controller includes first current limiter and second current limiter. First current limiter limits current command to maximum current limit in response to detecting that current command at least one of exceeds maximum current limit setpoint or is less than minimum current limit setpoint. Second current limiter further limits current and to limited current command in response to detecting that current command exceeds topper current detection limit for specified time duration. Controller may further include intermediate current limiter between first and second current limiters for further limiting current command from first current limiter in response to detecting current command from first current limiter at least one of exceeds maximum power limit setpoint or is less than minimum power limit setpoint.

Abstract: The present disclosure relates to control actuation smoothing, and more particularly, to a control actuation smoothing system that smoothes brake actuation. The smoothing may be determined in response to a filter. In various embodiments, the smoothing may enhance brake component performance.

Abstract: A circuit card is disclosed. The circuit card may have a strain relief aperture and a conductor contact. A conductor may extend through the strain relief aperture and connect in electrical continuity with the conductor contact. The circuit card may have a conformal coating, such as poly(p-xylylene) polymer applied. The conformal coating may be applied in layers, and the layers may have different thicknesses.

Abstract: A docking apparatus is provided. The docking apparatus includes a host mount and a smart device mount. The host mount includes a base plate. At least one hinge clip is pivotally secured to the base plate by a binder post. The hinge clip is resiliently biased towards the base plate by a spring. A turn table is secured to an upper surface of the base plate and rotatable about a first axis. A hinge arm includes a first end pivotally attached to an upper surface of the turn table. The first end is rotatable about a second axis, such as a horizontal axis, substantially perpendicular to the first axis. The smart device mount is secured to a second end of the hinge arm and is operable to releasably retain a smart device.

Abstract: The present disclosure relates to rate detection components, and more particularly, to a rate detection system that determines the update rate of commands. The update rate of the commands may be determined in response to the incidence of similarities and differences among samples of the commands.

Abstract: Disclosed are systems, methods, devices and non-transitory, computer-readable storage mediums for edge caching shared devices. In some implementations, a method comprises: receiving, by a client device on a local area network (LAN), a request for data transfer from a user of the client device; determining, by the client device, if one of a plurality of edge cache servers on the LAN has established server affinity with the user; if an edge cache server has established server affinity with the user, initiating, by the client device, data transfer between the client device and the edge cache server; and if no edge cache server on the LAN has established server affinity with the user, establishing, by the client device, server affinity between the user and one of the plurality of edge cache servers.