39results about "Cycle sensors" patented technology

The present invention provides a control device for human-powered vehicles that can suppress abnormal noises, and components for human-powered vehicles. [Solution] The control device for a human-powered vehicle includes a motor, a first gear to which torque is transmitted from the motor, and a second gear that meshes with the first gear, and comprises a control unit configured to control the motor, wherein the control unit is configured to control the motor in a first control state in which, when a predetermined first condition is met, a first torque is transmitted to the first gear to suppress abnormal noise caused by backlash between the first gear and the second gear.

A pedal-equipped bicycle is provided, suitable for use in responding to disturbances while a cyclist holds the handlebars and operates the left and right pedals, and capable of assisting the cyclist's response to the disturbance. In a pedal-equipped bicycle 1, a torque sensor 51, a motor 521, and a controller 53 are configured such that, when the controller 53 controls the motor 521 to output an assisted torque based on a torque measurement taken by the torque sensor 51, a response occurs within a time interval TP1 that is less than half of 150 ms, which corresponds to the typical reaction time of a human cyclist.The torque sensor 51, the motor 521, and the controller 53 control the motor 521 based on the torque detected by the torque sensor 51 at a speed to which a human cannot easily react. The torque sensor 51, the motor 521, and the controller 53 are configured as a so-called human augmentation system SYS1, which enhances human capabilities.

A muscle-powered vehicle comprises a motor, a first gear to which torque is transmitted by the motor, and a second gear that meshes with the first gear. A control device for the muscle-powered vehicle includes a control unit configured to control the motor. In a case where a predetermined first condition is met, the control unit is configured to control the motor in a first control state in which a first torque is transmitted to the first gear to reduce noise caused by backlash between the first and second gears.

A control system for a two-wheeled vehicle having a main frame and a steering frame, the control system may include one or more of: (a) an auxiliary angular momentum (A2M) system operative to produce angular momentum to be added to, or subtracted from, angular momentum of a steering wheel that is steerable with the steering frame; and an adjustable trail (AT) system operative to vary a trail of the steering wheel.

This vehicle includes: at least one front wheel and at least one rear wheel that are arranged at a front position and a rear position of a vehicle body, respectively; a suspension device that is arranged between a vehicle body configuration component and at least one of the front wheel and the rear wheel and has a vehicle height adjustment function; a control device that controls driving of an actuator which extends and contracts the suspension device; and a vehicle body angle detection device that detects an inclination angle of the vehicle body. When parking of the vehicle is detected, the control device measures the inclination angle of the vehicle body by the vehicle body angle detection device and extends or contracts the suspension device by driving the actuator so as to cause the inclination angle to be closer to a prescribed target angle.

Modules provide the ability of a cleat that couples a shoe to a bicycle pedal to be decoupled via natural lifting motion of the foot upon the occurrence of a specific circumstance such as a tilt of the bicycle indicative of an imminent crash. This allows the rider to use their foot that is no longer coupled to the pedal to potentially eliminate or lessen the crash and / or dismount the bicycle without needing to first perform a cleat release maneuver such as rotating the rear of the foot outward. Shoes may be configured with the module to allow the cleat to decouple from the shoe via the natural lifting motion of the foot in the specific circumstance. Pedals may be configured with the module to allow the cleat to decouple from the pedal via the natural lifting motion of the foot in the specific circumstance.

An anti-collision system suitable for a mobility scooter or similar comprises a sensor array, a controller and a power isolation unit. The sensor array may comprise Lidar, Radar, ultra-sonic or infra-

A control device calculates assistive torque that is directed in a direction corresponding to a roll angular velocity detected by a sensor and has a magnitude corresponding to the roll angular velocity, and controls an actuator that applies the torque to a steering shaft based on the assistive torque. This allows appropriate torque to be applied to the steering shaft of a two-wheeled vehicle while avoiding problems specific to a torque sensor.

This application provides a front-end assembly and a vehicle, relating to the field of personal transportation technology. The front-end assembly includes a cab housing, an electronic control assembly, and at least one operating element. The electronic control assembly is connected to the cab housing and includes a first electronic control board and at least one sensing element disposed on the first electronic control board. In a first direction, the electronic control assembly has a first end and a second end disposed opposite to each other, with either the first end or the second end adjacent to a corresponding end of the cab housing. At least one operating element is connected to the electronic control assembly, and each operating element includes a trigger element. Each trigger element is connected to a corresponding sensing element for triggering the corresponding sensing element to output a sensing signal. This application simplifies the disassembly and assembly process of the various handlebar components, thereby improving the efficiency and convenience of disassembly and assembly of the front-end assembly.

The application provides a vehicle head assembly and a vehicle, and relates to the technical field of walking aids. The vehicle head assembly comprises a forehead shell, an electric control assembly and at least one operating piece. The electric control assembly is connected with the forehead shell, and the electric control assembly comprises a first electric control board and at least one sensing element arranged on the first electric control board. The at least one operating piece is connected with the electric control assembly, and each operating piece comprises a trigger. Each trigger is connected with a corresponding sensing element, and is used for triggering the corresponding sensing element to output a sensing signal. The application can simplify the disassembly and assembly process of each lateral arrangement piece, and thus improves the disassembly and assembly efficiency and convenience of the vehicle head assembly.

The application provides a dot matrix screen-based electric vehicle instrument information interaction display method and system, relates to the technical field of information interaction display, and comprises the following steps: riding scene identification, dot matrix screen display parameter adaptation, information interaction and fault prompt. The application can collect electric vehicle whole vehicle operation, environment sensing and operation instruction data in real time, identify the riding scene in combination with preset rules, divide the dot matrix screen layout based on the scene, screen and integrate instrument information, adaptively adjust the backlight brightness, contrast and font dot matrix, switch the display mode, finally respond to the operation and generate visual feedback, monitor the core component abnormality, divide the fault level and display in layers, and complete the integrated dynamic interaction display of various information.

A geometrical calculation unit (1) calculates a traveling direction angle of a vehicle from a yaw angular speed of a gravitational direction axis calculated from a yaw angular speed ωy measured by an IMU(300) and a vehicle speed V. Further, a steering angle δH is calculated using the traveling direction angle and a roll angle φ. Further, the geometrical calculation unit (1) preferably calculates the traveling direction angle based on a height of the IMU(300) from a road surface. According to such a configuration, the steering angle δH can be calculated without using a steering angle sensor, and a configuration of a control system can be simplified.

Vehicle (10) of the articulated type, comprising: a vehicle body frame (16, 34); a suspension (24) in which a swing arm (22), which is supported in a pivotable manner with respect to the vehicle body frame (34), and the vehicle body frame (34) are coupled and damping is controlled by a hydraulic oil; a tank unit (54) which is provided in the suspension (24) and stores the hydraulic oil; and a gyro sensor (26) which detects the behavior of a vehicle body during movement, wherein in a top view of the vehicle (10) of the semi-trailer type the tank unit (54) and the gyro sensor (26) are arranged such that they overlap each other, the suspension (24) comprises: a hydraulic damper (50), and a solenoid valve (52) which controls the quantity of hydraulic oil supplied from the tank unit (54) to the hydraulic damper (50), and wherein the tank unit (54) is arranged further towards a front side than the hydraulic damper (50) and the solenoid valve (52) is arranged in a front-to-back direction of the vehicle body frame (16, 34) between the gyro sensor (26) and the hydraulic damper (50).

The present invention provides a control device and control method that can assist a rider of a bicycle equipped with a gear shift in operation. [Solution] The control device (30) and control method according to the present invention are a control device (30) and control method for controlling the behavior of a bicycle (1) equipped with a transmission (19), wherein the execution unit of the control device (30) performs a gear ratio adjustment operation to automatically adjust the gear ratio of the transmission (19) to a target gear ratio, and the execution unit starts the execution of the gear ratio adjustment operation based on information of the surrounding environment in front of the bicycle (1).

An information processing device according to the present disclosure, detects that communication between a vehicle and a user terminal is established; and controls a notification unit included in the vehicle at a timing when the communication is established.

The invention relates to a two-wheeler (100) with a lighting device (200) and to a method for operating such a two-wheeler (100). The two-wheeler (100) comprises a lighting device (200) which is arranged in a front area of ​​the two-wheeler (100) such that a light cone (220) emanating from the lighting device (200) can be directed at least into an area located in front of the two-wheeler (100). The two-wheeler (100) further comprises an adjustment device (221) which is connected to the lighting device (200) and which is configured to change the direction of the light cone (220), as well as an assistance system (222) which is connected to the adjustment device (221) in terms of control technology and which is configured to detect a current driving trajectory (301) of the two-wheeler (100) and to calculate a target trajectory (300) of the two-wheeler (100) to be driven.The characteristic feature is that the assistance system (222) provides a control signal for the adjustment device (221) in such a way that the adjustment device (221) directs the direction of the light cone (220) in the direction of the target trajectory (300) when the target trajectory (300) deviates from the actual driving trajectory (301).

The application discloses a road condition type identification method and device, and relates to the technical field of two-wheeled electric vehicles. The method is applied to a two-wheeled electric vehicle and comprises the following steps: collecting inertial data of an inertial measurement unit (IMU) and vehicle state data in real time; constructing a high-dimensional feature vector based on the inertial data and the vehicle state data; and obtaining a target road condition type through a pre-trained machine learning model based on the high-dimensional feature vector. The application constructs a multi-dimensional high-dimensional feature vector by fusing the inertial data and the vehicle state data, realizes accurate identification of the road condition type of the two-wheeled electric vehicle through the pre-trained machine learning model, improves the accuracy and reliability of the road condition type identification, avoids the situation that the road condition type cannot be identified, and provides accurate environmental perception support for active safety and comfort control of the two-wheeled electric vehicle.

A control method for an assisted bicycle is provided, the assisted bicycle is equipped with an assistance assembly, and the assistance assembly is configured to output an assistance torque in response to power applied to the assisted bicycle from the outside. The method includes: obtaining power information applied to the assisted bicycle from the outside (110); determining a response speed of the assistance assembly based on the power information (120); and adjusting information related to the assistance torque output by the assistance assembly based on the response speed (130). The assistance assembly is controlled by adjusting a corresponding response speed according to the power information, so that the assistance assembly outputs the assistance torque at a more appropriate timing, thereby improving the intelligence level of the assistance and the user experience. The present application also provides an assistance assembly and an assisted bicycle.

A riding posture correction value calculation unit (4) (posture angle calculation unit) that calculates a riding posture of a vehicle includes a first posture angle estimation unit (41), a second posture angle acquisition unit (42), and a posture angle difference calculation unit (43). The first posture angle estimation unit (41) estimates a first posture angle with respect to a vertical direction of a center of gravity of a moving vehicle based on a lateral acceleration Ay acting in a lateral direction of the moving vehicle including the vehicle and a load of the vehicle and an upper-lower acceleration Az acting in a gravity direction of the moving vehicle. The second posture angle acquisition unit (42) acquires a second posture angle with respect to the vertical direction of a center of gravity of the vehicle. The posture angle difference calculation unit (43) obtains a difference between the first posture angle and the second posture angle.

An information processing device according to the present disclosure detects that communication has been established between a vehicle and a user terminal device and controls a notification unit contained in the vehicle at the time when the communication has been established.

In the invention, a provisional static roll angle is calculated using previous values of a yaw angular speed ωy, a pitch angular speed ωp, and a roll angle φ measured by an IMU (300), a yaw angular speed of a gravitational direction axis, and a wheel speed. A riding posture correction value is calculated based on a difference between a first posture angle obtained based on a center of gravity generated by a riding posture and a second posture angle obtained based on a center of gravity of a vehicle, the first posture angle being an angle obtained from a lateral acceleration Ay acting in a lateral direction of the vehicle and an upper-lower acceleration Az acting in a gravity direction of the vehicle. A confirmed static roll angle φs is calculated by correcting the provisional static roll angle with the riding posture correction value. A dynamic roll angle error is estimated based on a difference between the confirmed static roll angle φs and a dynamic roll angle φd.

Provided is a control device for a human-powered vehicle capable of suppressing abnormal noise and an assembly for a human-powered vehicle. In the control device for a human-powered vehicle, the human-powered vehicle includes a motor, a first gear to which torque is transmitted from the motor, and a second gear engaged with the first gear, and the control device includes a control section configured to control the motor. The control section is configured to control the motor in a first control state when a predetermined first condition is satisfied, and the first control state is a state in which a first torque for suppressing abnormal noise caused by a backlash between the first gear and the second gear is transmitted to the first gear.

The application discloses an abnormality detection and degradation stability control method of a two-wheeled vehicle, belongs to the technical field of electronic control and safety of two-wheeled vehicles, and comprises the steps of synchronously collecting sensor monitoring data, actuator operation data and vehicle-mounted network communication data of the two-wheeled vehicle, realizing full-dimension detection and accurate positioning of three types of abnormalities of sensors, communication links and actuators without relying on mechanical gyroscopic torque stabilizing devices, combining abnormality grades and types to match a graded and scenario-based degradation strategy, constructing a lateral and longitudinal collaborative stability control model, designing an actuator abnormality takeover compensation strategy and an emergency stability degradation strategy, simultaneously adjusting control parameters dynamically through adaptive acquisition of feedback data, realizing full-process closed-loop optimization of abnormality detection-degradation control-stability maintenance, effectively dealing with single and combined abnormal working conditions, and significantly improving controllability and driving safety of the vehicle under abnormal working conditions.

This invention discloses an electronically controlled variable damping steering system and control method, characterized by comprising a torque sensor, a direction sensor, a control module, a motor, and a planetary gear set. The direction sensor identifies the user's steering intention and, based on the IMU (Integrated Device Unit), identifies the vehicle speed and the current damping compression, transmitting the data to the control module. The torque sensor determines the current torque and steering angle. The control module controls the motor's rotation direction and speed based on feedback from the direction and torque sensors. The motor's output is connected to the planetary gear set, which is then connected to the steering column and front fork via a tie rod structure. The beneficial effects of this invention include: accurately identifying the user's steering intention, providing steering assistance when steering is difficult, and providing steering damping control and reducing rotation when maintaining straight-line stability at high speeds or on rough roads.

The present invention relates to a collision warning system and method for a micro-mobility vehicle, comprising a proximity sensor, a speed sensor, a warning device, and a controller having a bypass mode and a warning mode. The controller compares the speed of the micro-mobility vehicle to a predetermined speed threshold, enters the bypass mode when the speed of the micro-mobility vehicle is less than the predetermined speed threshold, and enters the warning mode when the speed of the micro-mobility vehicle is greater than the predetermined speed threshold. The controller does not activate the warning device in the bypass mode, calculates an estimated time until a potential collision with an object in the warning mode, compares the estimated time until the potential collision to a predetermined time threshold, and generates a collision warning by activating the warning device in response to the estimated time until the collision being less than the predetermined time threshold.