Abstract: A steer-by-wire system is provided. The steer-by-wire system includes: a first powerpack having a first motor; a second powerpack having a second motor; and a steering rack operably coupled to the first motor of the first powerpack and the second motor of the second powerpack. The first powerpack further includes: a first electronic control unit (ECU) configured to control the first motor; and a first inverter circuit connected between the first ECU and the first motor. The first inverter circuit includes a plurality of first switches, and the first ECU is configured to dynamically adjust a state of the plurality of first switches based on an operating status of the plurality of first switches and an operating status of the first motor to reduce a first drag torque generated by the first motor.

Abstract: A steer-by-wire system is provided. The steer-by-wire system includes: a first powerpack having a first motor a first controller configured to determine a first mechanical fault of the first powerpack; a second powerpack having a second motor, and a second controller configured to determine a second mechanical fault of the second powerpack; and a steering rack operably coupled to the first motor of the first powerpack and the second motor of the second powerpack, the steering rack being configured to be linearly movable in response to rotation of at least one of the first motor and the second motor.

Abstract: Aspects of the subject disclosure may include, for example, obtaining a configuration of a network, selecting a first configuration of a network packet broker based on the configuration of the network, providing first network traffic to the network packet broker for processing in accordance with the first configuration of the network packet broker, obtaining, based on the providing of the first network traffic to the network packet broker, first processed network traffic, and analyzing the first processed network traffic to determine whether a first modification in the network is warranted. Other embodiments are disclosed.

Abstract: A steer-by-wire system may comprise: a first powerpack comprising a first motor; a second powerpack comprising a second motor; a steering rack operably coupled to the first motor of the first powerpack and the second motor of the second powerpack, the steering rack configured to be linearly movable in response to rotation of at least one of the first motor and the second motor, wherein a rotation ratio associated with the first motor and a rotation ratio associated with the second motor are different from each other. The steer-by-wire system may identify a linear position of the steering rack based on the position of the first motor and the position of the second motor using a Vernier algorithm.

Abstract: A vehicle comprises: one or more road wheels configured to cause the vehicle to move; a steering wheel configured to generate an input for controlling the one or more road wheels; a brake assembly configured to operate a vehicle brake associated with the one or more road wheels; and one or more motors operatively connected to one or more of the one or more road wheels, the steering wheel and the brake assembly, at least one of the motors comprising: a stator assembly; and a rotor assembly configured to be rotatable relative to the stator assembly, the rotor assembly having a plurality of poles, wherein each of one or more of the poles of the rotor assembly comprises one or more substantially I-shaped slots and one or more substantially flat-top-U-shaped slots. One or more magnets may be disposed in one or more of the I-shaped slot(s) and the flat-top-U-shaped slot(s).

Abstract: An inductive sensor system includes: a circuit board having coil sets. The coil sets include: a first transmitter coil set having a first main transmitter coil and a first transmitter bias coil; a first receiver coil set having a first main receiver coil and a first receiver bias coil; a second transmitter coil set having a second main transmitter coil and a second transmitter bias coil; and a second receiver coil set having a second main receiver coil and a second receiver bias coil. The circuit board further includes: a first electronic control unit (ECU) associated with the first transmitter coil set and the first receiver coil set; and a second ECU that is separate from the first ECU, the second ECU being associated with the second transmitter coil set and the second receiver coil set.

Abstract: Technologies for two-dimensional spin qubit arrays are disclosed. In an illustrative embodiment, a quantum processor die includes a two-dimensional array of spin qubits. Single-electron transistors (SETs) are arranged near an upper and lower boundary around the two-dimensional array of spin qubits. Each SET may be positioned to be able to read, e.g., qubits from two rows, allowing for the state of four rows of qubits to be read by the SETs above and below the array of qubits. The two-dimensional array of spin qubits may allow for a large number of physical and logical qubits in communication with each other, allowing for large scale quantum computation.

Abstract: A motor includes: a stator assembly; and a rotor assembly configured to be rotatable relative to the stator assembly. The rotor assembly includes a rotor body that includes: a first group of magnet pockets including three first magnet pockets; and a second group of magnet pockets including two second magnet pockets, the second group of magnet pockets being positioned closer toward an inner surface of the rotor body than the first group of magnet pockets.

Abstract: Embodiments of the present disclosure include apparatuses and methods for mounting an electronic component, including an integrated circuit that generates heat during operation, to a component of a vehicle suspension system, such as a suspension knuckle. Some embodiments include mounting the electronic component inside a cavity that contains coolant. In some embodiments the electronic component is immersed in liquid coolant that absorbs heat from the electronic component and transfers the heat to the suspension component where the heat can be transferred to the external environment. In some embodiments the liquid coolant transitions to a gas and/or vapor, and can condense back to a liquid after transferring heat to the suspension component. In some embodiments the electronic component is connected to a heat sink, such as by soldering, and the heat sink can include cooling fins that are immersed in the coolant.

Abstract: Embodiments of the present disclosure include systems and methods for attaching components to integrated circuits and devices thereby produced. In one example a heat sink is attached to an integrated circuit with a thermal interface material, such as solder. In some embodiments the laser is applied to the heat sink, and the heat from the heat sink heats the solder and the integrated circuit to a sufficient temperature to form an intermetallic bond between the integrated circuit and the solder and between the heat sink and the solder. In some embodiments the heat sink includes a base and cooling fins, and a laser is applied to a portion of the base between two cooling fins. In some embodiments the laser is moved across the base. In some embodiments the integrated circuit is immersed in liquid coolant and the liquid coolant absorbs heat from the integrated circuit and heat sink.

Abstract: A motor includes: a stator assembly; and a rotor assembly configured to be rotatable relative to the stator assembly. The stator assembly includes: a stator core having stator slots; a winding arrangement made up of windings, the winding arrangement including a non-exposed portion where a portion of the each of the windings is inserted within respective ones of the stator slots and an exposed portion where a top-most end of each of the windings extends outward from the stator core; and a busbar including at least one jumper that electrically connects one or more of the windings to one another, the busbar being installed onto the winding arrangement without covering the top-most end of each of the windings.

Abstract: An electric wheel controller and methods for operating and manufacturing an electric wheel controller are disclosed. Embodiments include a controller forming a structural and/or load bearing component of the vehicle suspension system. Embodiments of the controller can be mounted to a wheel assembly, and in some embodiments the controller is a suspension knuckle. Embodiments include a controller with a cavity and electronic circuitry submerged in liquid coolant. During operation the coolant can absorb heat from the immersed circuitry. In some embodiments the coolant transitions to a gas and/or vapor, and can move to an upper portion of the cavity. When the coolant contacts the cooler surfaces of the cavity the coolant can transition back to a liquid and return to a pool of liquid coolant in which the circuitry is immersed. A heat sink can be connected to the controller, such as by laser soldering.

Abstract: Embodiments of the present disclosure include apparatuses and methods for cooling an electric wheel controller are disclosed. Embodiments include an integrated circuit that controls the rotation of a wheel immersed in liquid coolant. During operation the temperature of the integrated circuit increases and the liquid coolant absorbs heat form the integrated circuit. The heated liquid coolant can then transfer heat to a housing that houses the integrated circuit and liquid coolant. In some embodiments the liquid coolant reaches temperatures that result in the liquid coolant transitioning to a gas and/or vapor. The gas and/or vapor coolant can move to portions of the housing with no liquid and transfer heat to the housing. The gas and/or vapor coolant can cool to a liquid state and move back to the pool of liquid coolant. In some embodiments a heat sink with optional fins can be soldered to the integrated circuit.

Abstract: An inductive sensor system includes: a circuit board. The circuit board includes: a transmitter coil set including at least a first transmitter coil including a first portion with a first radius and a second portion with a second radius smaller than the first radius and a second transmitter coil including a first portion with a third radius identical to the first radius and a second portion with a fourth radius identical to the second radius. The first transmitter coil and the second transmitter coil are circularly wound in a manner where the first radius and the fourth radius are on a first side of the circuit board while the second radius and the third radius are on a second side of the circuit board. The circuit board further includes: a receiver coil set including at least a first receiver coil and a second receiver coil.

Abstract: A motor system may comprise: a plurality of drives configured to drive a plurality of stator windings; a stator assembly comprising the plurality of stator windings arranged along a circumference of a stator core, wherein each of the plurality of drives is evenly connected to one of the plurality of stator windings over the circumference of the stator core; and a rotor assembly configured to be rotatable relative to the stator assembly. Each of the plurality of drives is connected to at least one of stator windings located at one half side of the stator core among the plurality of stator windings and each of the plurality of motor drives is connected to at least one of stator windings located at another half side of the stator core among the plurality of stator windings. Each of the plurality of motor drivers comprises an inverter.

Abstract: An inductive sensor system may comprise an upper rotor comprising an upper target having a first metallic pattern; a lower rotor comprising a lower target having a second metallic pattern; and a stationary circuit board positioned between the upper rotor and the lower rotor. The circuit board comprises one or more transmitter coil sets configured to generate electromagnetic field, and one or more receiver coil sets for sensing relative angular displacement movement between the upper rotor and the lower rotor. The one or more transmitter coil sets and the one or more receiver coil sets are circularly wound.

Abstract: A motor comprises: a stator assembly; and a rotor assembly configured to be rotatable relative to the stator assembly, wherein the stator assembly comprises a stator core having stator slots; and electrical conductors at least partially disposed in the stator slots, the electrical conductors having hairpin winding segments, each of the hairpin winding segments comprising: first and second legs, each of the first and second legs having an in-slot portion disposed in one of the stator slots, and an endturn portion formed between the first and second legs. The endturn portion formed between the first and second legs is thicker than the in-slot portion of the first and second legs, disposed in the stator slot. Further, thicknesses of open end portions formed at ends of the first and second legs are different from a thickness of the in-slot portion of the first and second legs, disposed in the stator slot.

Abstract: A vehicle wheel assembly comprises: a wheel for mounting a tire thereon; and an in-wheel motor mounted in the inner space of the wheel and comprising: a rotor connected to the wheel, wherein a magnet is mounted to a center portion of the rotor rotatably coupled with a bearing assembly and arranged at a rotation axis of the wheel, a stator configured to drive the rotor, a rotary sensor disposed in sensing relationship with the magnet mounted to the center portion of the rotor, the rotary sensor configured to be responsive to rotation of the magnet for generating a signal, and an electronic device comprising a circuit board and electronics; and a brake actuator configured to apply brake to the wheel or the rotor. The electronics mounted on the circuit board comprise a single electronic control unit configured to control both the in-wheel motor and the brake actuator.

Abstract: A rotor assembly of a motor is configured to be rotatable relative to a stator. The rotor assembly may comprise a permanent magnet rotor segment comprising permanent magnets, the permanent magnet rotor segment configured to be rotatable by a magnetic field generated by the permanent magnets; and a reluctance rotor segment comprising flux barriers, the reluctance rotor segment configured to be rotatable by magnetic reluctance formed by the flux barriers. The permanent magnet rotor segment and the reluctance rotor segment are axially stacked relative to each other so that at least a part of a first torque ripple generated by the permanent magnet rotor segment and at least a part of a second torque ripple generated by the reluctance rotor segment can cancel each other. The permanent magnet rotor segment may be a rare earth permanent magnet rotor, and the reluctance rotor segment may be a synchronous reluctance rotor.

Abstract: A vehicle comprises: one or more road wheels configured to cause the vehicle to move; a steering wheel configured to generate an input for controlling the one or more road wheels; a brake assembly configured to operate a vehicle brake associated with the one or more road wheels; and one or more motors operatively connected to one or more of the one or more road wheels, the steering wheel and the brake assembly, at least one of the motors comprising: a stator assembly; and a rotor assembly configured to be rotatable relative to the stator assembly, the rotor assembly having a plurality of poles, wherein each of one or more of the poles of the rotor assembly comprises one or more substantially I-shaped slots and one or more substantially flat-top-U-shaped slots. One or more magnets may be disposed in one or more of the I-shaped slot(s) and the flat-top-U-shaped slot(s).