An aerodynamic characteristic estimation device is provided with a detection section to detect at least one of a velocity of a bicycle or an acceleration of the bicycle when being pedaled by a cyclist, a detection section to detect a pedaling power when being pedaled, and an estimation section to estimate aerodynamic drag information indicating an aerodynamic characteristic acting on the bicycle being ridden by the cyclist based on a computation result of mechanical analysis according to an equation of motion established for a direction of progress of the bicycle and using the velocity of the bicycle and the acceleration of the bicycle as obtained from a detection result together with the pedaling power as detected by the detection section.

An aerodynamic characteristic estimation device is provided with a detection section to detect at least one of a velocity of a bicycle or an acceleration of the bicycle when being pedaled by a cyclist, a detection section to detect a pedaling power when being pedaled, and an estimation section to estimate aerodynamic drag information indicating an aerodynamic characteristic acting on the bicycle being ridden by the cyclist based on a computation result of mechanical analysis according to an equation of motion established for a direction of progress of the bicycle and using the velocity of the bicycle and the acceleration of the bicycle as obtained from a detection result together with the pedaling power as detected by the detection section.

A rough road detection system is disclosed. The system includes a sensor data receiver to receive sensor data from one or more sensors monitoring a vehicle. A sensor data evaluator to: identify a repeating pattern in the sensor data, the repeating pattern indicative of a terrain type being traversed by the vehicle, determine a value of the repeating pattern, obtain a present set of operational values for at least one damping characteristic of an active valve damper coupled with the vehicle, and modify the present set of operational values for the at least one damping characteristic of the active valve damper based on the value of the repeating pattern to develop a modified set of operational values for the at least one damping characteristic of the active valve damper.

A rough road detection system is disclosed. The system includes a sensor data receiver to receive sensor data from one or more sensors monitoring a vehicle. A sensor data evaluator to: identify a repeating pattern in the sensor data, the repeating pattern indicative of a terrain type being traversed by the vehicle, determine a value of the repeating pattern, obtain a present set of operational values for at least one damping characteristic of an active valve damper coupled with the vehicle, and modify the present set of operational values for the at least one damping characteristic of the active valve damper based on the value of the repeating pattern to develop a modified set of operational values for the at least one damping characteristic of the active valve damper.

The invention relates to a method of operating an electronic device associated with a related bicycle component and comprising a processor and a wake unit, the method comprising the following steps executable by the processor of the electronic device: operating alternately in standby mode and in running mode, switching from the standby mode to the running mode upon receiving a wake signal from the wake unit at predetermined wake conditions, and before switching from the running mode to the standby mode, modifying the configuration of the wake unit by updating the predetermined wake conditions, such that the subsequent wake signal is sent to the processor at updated wake conditions.

The invention relates to a method of operating an electronic device associated with a related bicycle component and comprising a processor and a wake unit, the method comprising the following steps executable by the processor of the electronic device: operating alternately in standby mode and in running mode, switching from the standby mode to the running mode upon receiving a wake signal from the wake unit at predetermined wake conditions, and before switching from the running mode to the standby mode, modifying the configuration of the wake unit by updating the predetermined wake conditions, such that the subsequent wake signal is sent to the processor at updated wake conditions.

This saddle-type vehicle includes an occupant protection device (21), a plurality of acceleration sensors (S1 and S2) which detect translational acceleration in a forward and backward direction acting on a vehicle, and a control device (25) which controls an operation of the occupant protection device (21) on the basis of detection values of the acceleration sensors (S1 and S2). The plurality of acceleration sensors (S1 and S2) include a first acceleration sensor (S1) and a second acceleration sensor (S2). The first acceleration sensor (S1) is disposed above a center of gravity (G) of the vehicle. The second acceleration sensor (S2) is disposed below the center of gravity (G). The control device (25) averages a detection value (de1) detected by the first acceleration sensor (S1) and a detection value (de2) detected by the second acceleration sensor (S2) and controls an operation of the occupant protection device (21) on the basis of the averaged value.

This saddle-type vehicle includes an occupant protection device (21), a plurality of acceleration sensors (S1 and S2) which detect translational acceleration in a forward and backward direction acting on a vehicle, and a control device (25) which controls an operation of the occupant protection device (21) on the basis of detection values of the acceleration sensors (S1 and S2). The plurality of acceleration sensors (S1 and S2) include a first acceleration sensor (S1) and a second acceleration sensor (S2). The first acceleration sensor (S1) is disposed above a center of gravity (G) of the vehicle. The second acceleration sensor (S2) is disposed below the center of gravity (G). The control device (25) averages a detection value (de1) detected by the first acceleration sensor (S1) and a detection value (de2) detected by the second acceleration sensor (S2) and controls an operation of the occupant protection device (21) on the basis of the averaged value.

An apparatus and a method for bicycle anti-theft are provided. When a biometric feature of a user matches a preset biological feature, a brake lever is fixed at a preset position to lock the bicycle.

An apparatus and a method for bicycle anti-theft are provided. When a biometric feature of a user matches a preset biological feature, a brake lever is fixed at a preset position to lock the bicycle.