Abstract: A bicycle has a spider including a torque input section and at least one torque output section; a crank assembly coupled with the spider through the torque input section and applying an input torque to the spider; a chainring mounted to the spider through the at least one torque output section and receiving an output torque from the spider; a gauge disposed and oriented generally along a tangential direction or a quasi-tangential direction with respect to the torque input section and the at least one torque output section; and a circuitry coupled to the gauge and receiving a signal from the gauge.

Abstract: The disclosure includes embodiments for managing roadway intersections for vehicles. A method includes receiving, at a connected roadway device, request messages from a first vehicle and an other vehicle to reserve an intersection. The method further includes checking time-token balances associated with the first vehicle and the other vehicle. The method further includes responsive to the time-token balances being positive for both of the time-token balances, reserving the intersection for the first vehicle based on the request messages. The method further includes transmitting reservation data to the first vehicle and the other vehicle. The method further includes transmitting a traffic light control message to a traffic light, wherein the traffic light control message instructs the traffic light to display a green light while the first vehicle moves through the intersection.

Abstract: A crank apparatus includes a crank arm having at least one cavity on one of the surfaces of the crank arm, at least one thin material layer embedded within the at least one cavity and having an exposed outer surface, and at least one sensing element attached to the outer surface of the thin material layer. The crank arm is manufactured of a material with non-uniform strain characteristics, the thin material layer is manufactured of a material with uniform strain characteristics, the crank arm is adapted to be deformed by a force, the thin material layer is adapted to be deformed correspondingly with the deformation of the crank arm, the at least one sensing element is adapted to measure the corresponding strain of the thin material layer to measure the force applied on the crank arm. A bicycle and a stationary exercise bicycle equipped with the crank apparatus are further provided.

Abstract: A secondary controller applied to a secondary side of a power converter includes a control signal generation circuit. The control signal generation circuit is coupled to an output terminal of the secondary side of the power converter for detecting an output voltage of the secondary side and enabling a pulse signal to a signal source of the secondary side of the power converter, wherein the signal source enables a turning-on signal according to the pulse signal. The turning-on signal is coupled to a primary-side auxiliary winding of the power converter through a secondary-side auxiliary winding of the power converter to make the primary-side auxiliary winding generate a voltage, and a primary controller of a primary side of the power converter makes the primary side of the power converter be turned on according to the voltage.

Abstract: The disclosure includes implementations for a connected vehicle receiving cached electronic control unit (“ECU” if singular or “ECUs” if plural) mapping solutions via a network. Some implementations of a method for a vehicle may include identifying a presence of one or more functions associated with a vehicle control system. The method may include generating a query including a mapping problem describing one or more questions about which of one or more ECUs should execute the one or more functions. The method may include providing the query to a network. The method may include receiving a response from the network. The response may include a mapping solution that describes which of the one or more ECUs should execute the one or more functions. The method may include mapping the one or more functions to the one or more ECUs as described by the mapping solution.

Abstract: The disclosure includes embodiments for managing a flow of traffic through an intersection. In some embodiments, a method for a roadside device proximate to the intersection of a roadway includes retrieving twin data describing one or more digital behavioral twins of a vehicle present in a vicinity of the intersection. The method includes retrieving sensor data describing a driving context of the vehicle. The method includes modifying an operation of an Advanced Driver Assistance System (ADAS) of the vehicle to achieve managing the flow of traffic including the vehicle through the intersection based on the driving context and the one or more digital behavioral twins of the vehicle to improve safety and traffic efficiency within an intersection range.

Abstract: A secondary controller applied to a secondary side of a power converter includes a control signal generation circuit. The control signal generation circuit is coupled to an output terminal of the secondary side of the power converter for detecting an output voltage of the secondary side and enabling a pulse signal to a signal source of the secondary side of the power converter, wherein the signal source enables a turning-on signal according to the pulse signal. The turning-on signal is coupled to a primary-side auxiliary winding of the power converter through a secondary-side auxiliary winding of the power converter to make the primary-side auxiliary winding generate a voltage, and a primary controller of a primary side of the power converter makes the primary side of the power converter be turned on according to the voltage.

Abstract: A power supply has a transformer, a rectifier switch, a secondary-side controller and two diodes. The transformer includes a primary winding, a secondary winding, and a detection winding, inductively coupling to one another. The rectifier switch is connected in series with the secondary winding between two output power lines. The secondary-side controller is electrically coupled to two ends of the detection winding, for controlling the rectifier switch in response to two terminal signals at the two ends respectively. The two diodes are back-to-back electrically connected in series between the two ends, and a joint connecting the two diodes is electrically connected to one of the two output power lines.

Abstract: A bicycle capable of measuring power is disclosed. The bicycle comprises a spider including a torque input section and at least one torque output section; a crank assembly coupled with the spider through the torque input section and applying an input torque to the spider; a chainring mounted to the spider through the at least one torque output section and receiving an output torque from the spider; a gauge disposed and oriented generally along a tangential direction or a quasi-tangential direction with respect to the torque input section and the at least one torque output section; and a circuitry coupled to the gauge and receiving a signal from the gauge.

Abstract: In an example embodiment, a method receives a first request of a first vehicle for a content item; receives travel data of the first vehicle including a first vehicle route of the first vehicle; determines first edge server(s) located on the first vehicle route of the first vehicle; segments the content item into content segment(s) based on the travel data of the first vehicle and edge information of each first edge server; and dispatches each content segment to the corresponding first edge server for transmission to the first vehicle.

Abstract: An accuracy level for an ego vehicle is determined based on data provided by a first remote vehicle. The ego vehicle receives data describing information about the first remote vehicle that includes a sensor measurement. The ego vehicle determines that the data is inconsistent with local sensor data. The ego vehicle requests remote accuracy data from a set of remote vehicles, wherein the remote accuracy data describes an accuracy of the sensor measurement. The ego vehicle determines ego accuracy data for the first remote vehicle based on the remote accuracy data that is received from the set of remote vehicles, wherein the ego accuracy data describes an accuracy level for the first remote vehicle. The ego vehicle determines whether to input the data to the ADAS system based on the accuracy level.

Abstract: The disclosure includes embodiments for improving a performance of a set of Advanced Driver Assistance Systems (“ADAS systems”) included in a vehicle by decreasing a latency for processing a set of input/output (“I/O”) requests generated by one or more active ADAS systems from the set of ADAS systems. A method includes determining situation data describing a driving situation for the vehicle. The method includes identifying the one or more active ADAS systems from the set of ADAS systems for the driving situation. The method includes determining whether an input/output (“I/O”) communication conflict exists for the one or more active ADAS systems. The method includes applying at least one of a direct I/O strategy and a virtual I/O strategy to the set of I/O requests based on whether the I/O communication conflict exists.

Abstract: A secondary controller applied to a secondary side of a power converter includes a control signal generation circuit, a voltage detection signal generation circuit, and a gate control signal generation circuit. The control signal generation circuit generates a short-circuited control signal to a short winding switch after a gate control signal to make the short winding switch be turned on. When an output voltage of the power converter is less than a predetermined voltage, the voltage detection signal generation circuit generates a first detection signal to the control signal generation circuit. The control signal generation circuit further generates a gate pulse control signal according to the first detection signal. The gate control signal generation circuit generates a gate pulse signal according to the gate pulse control signal, wherein the gate pulse signal is used for making a primary side of the power converter be turned on.

Abstract: An oscillation circuit that is robust and more accurate is provided. The oscillation circuit includes a reference voltage generator, a voltage-to-current converter, a capacitor, a pull-low circuit, and a single-ended input comparator. The reference voltage generator is used for generating a voltage signal. The voltage-to-current converter receives the voltage signal for generating a reference current. The capacitor is coupled to the voltage-to-current converter for generating a ramp signal. The single-ended input comparator receives the ramp signal for generating a clock signal. The pull-low circuit receives the clock signal for pulling the ramp signal low.

Abstract: A secondary controller applied to a secondary side of a power converter includes a control signal generation circuit, a voltage detection signal generation circuit, and a gate control signal generation circuit. The control signal generation circuit generates a short-circuited control signal to a short winding switch after a gate control signal to make the short winding switch be turned on. When an output voltage of the power converter is less than a predetermined voltage, the voltage detection signal generation circuit generates a first detection signal to the control signal generation circuit. The control signal generation circuit further generates a gate pulse control signal according to the first detection signal. The gate control signal generation circuit generates a gate pulse signal according to the gate pulse control signal, wherein the gate pulse signal is used for making a primary side of the power converter be turned on.

Abstract: The disclosure includes embodiments for managing a flow of traffic through an intersection. In some embodiments, a method for a roadside device proximate to the intersection of a roadway includes retrieving twin data describing one or more digital behavioral twins of a vehicle present in a vicinity of the intersection. The method includes retrieving sensor data describing a driving context of the vehicle. The method includes modifying an operation of an Advanced Driver Assistance System (ADAS) of the vehicle to achieve managing the flow of traffic including the vehicle through the intersection based on the driving context and the one or more digital behavioral twins of the vehicle to improve safety and traffic efficiency within an intersection range.

Abstract: A speed-changing method of bicycle suitable for controlling a gear ratio of a bicycle is provided. The bicycle has a front electronic derailleur, a rear electronic derailleur, a controller, and a controlling switch. The controller stores a gear-ratio table. The speed-changing method of bicycle includes the following steps. The controlling switch is triggered to generate a speed-increasing signal or a laborsaving signal. The controller controls the front and rear electronic derailleurs according to the speed-increasing signal or the laborsaving signal to increase the gear ratio along a speed-increasing path of the gear-ratio table or decrease the gear ratio along a laborsaving path of the gear-ratio table respectively. On the other hand, the front and rear electronic derailleurs are started simultaneously at a first switch point of the speed-increasing path or a second switch point of the laborsaving path, and the first switch point is different from the second switch point.

Abstract: A prediction model building method for a processing machine is provided. While a workpiece is manufactured by the processing machine, a machine parameter set is generated. After the workpiece is manufactured, the workpiece is measured and a workpiece quality parameter set is generated. Then, a component status is determined according to the machine parameter set. Then, a workpiece quality prediction model in the component status is built according to the machine parameter set, the workpiece quality parameter set and the component status.

Abstract: The disclosure includes embodiments for providing on-demand street lighting for a connected vehicle. In some embodiments, a method includes controlling an operation of a street light based on a lighting policy and a presence of a connected vehicle. In some embodiments, the street light is operated consistent with the lighting policy. In some embodiments, the presence of the connected vehicle is determined based on a receipt of a wireless message that is transmitted by the connected vehicle. In some embodiments, the lighting policy is operable to reduce an energy consumption of the street light while also providing illumination for the connected vehicle.

Abstract: A synchronous rectifier applied to a secondary side of a power converter includes a forbidden turning-on time generation circuit, a green mode signal generation circuit, and a controller. The forbidden turning-on time generation circuit generates a forbidden turning-on time corresponding to the secondary side according to a synchronous signal of the secondary side. The green mode signal generation circuit enables a green mode signal when the forbidden turning-on time is greater than a reference value by at least one time, and disables the green mode signal when the forbidden turning-on time is continuously less than a reference value by a predetermined number of times. The reference value is changed with an output voltage of the secondary side. The controller enters a green mode when the green mode signal is enabled, and leaves the green mode when the green mode signal is disabled.