An embodiment of the present invention provides a method for displaying driving information of a work vehicle through a user terminal, the method comprising the steps of: specifying the type of a work vehicle on the basis of a received user input; if the type of the work vehicle is specified, calculating three-dimensional visual data about a driving path of the work vehicle with respect to the specified work vehicle and outputting same through the user terminal; detecting a location of the work vehicle by using GPS information and IMU sensor information of the work vehicle; and reflecting, in the three-dimensional visual data, driving status information in which the detected location of the work vehicle varies according as the work vehicle moves, and outputting the three-dimensional visual data on the user terminal.
G05D 1/224 - Output arrangements on the remote controller, e.g. displays, haptics or speakers
G05D 1/248 - Arrangements for determining position or orientation using signals provided by artificial sources external to the vehicle, e.g. navigation beacons generated by satellites, e.g. GPS
G05D 105/15 - Specific applications of the controlled vehicles for harvesting, sowing or mowing in agriculture or forestry
Disclosed, in one embodiment of the present invention, is a method for preventing a step-out phenomenon of a rotor of a motor at a low temperature, the method comprising the steps of: by driving a stopped motor by a first mode, increasing the speed of the motor up to a first RPM value at which a first back electromotive force starts to be measured; monitoring whether the speed of the motor is stably maintained at the first RPM value; as a result of the monitoring, if the speed of the motor is maintained at the first RPM value, processing the first back electromotive force, thereby calculating a first back electromotive force processed value and a second back electromotive force processed value; estimating the magnitude of a harmonic component of the first back electromotive force by using a result of comparing the calculated first back electromotive force processed value and second back electromotive force processed value; determining whether the motor is in a normal rotation state by analyzing the estimated magnitude of the harmonic component; if the motor is in the normal rotation state, increasing the speed of the motor up to a second RPM value; and, in the process of increasing the speed up to the second RPM value, if the motor is maintained in the normal rotation state, controlling so that the speed of the motor is further increased up to a third RPM value so as to switch the motor to a second mode.
SYSTEM AND METHOD FOR PREVENTING DEGRADATION IN QUALITY OF BIDIRECTIONAL COMMUNICATION BETWEEN RTK SERVER AND GNSS COMMUNICATION DEVICE INSTALLED IN AGRICULTURAL MACHINE
The embodiments relate to a system and a method for preventing degradation in the quality of bidirectional communication between a RTK server and a GNSS communication device which indicates the location of an agricultural machine, the system comprising a management device for managing a plurality of RTK servers which are communicatively connected to one or more RTK rovers installed in an agricultural machine and a plurality of reference stations.
H04L 67/1008 - Server selection for load balancing based on parameters of servers, e.g. available memory or workload
G01S 19/40 - Correcting position, velocity or attitude
A01B 69/00 - Steering of agricultural machines or implementsGuiding agricultural machines or implements on a desired track
G05D 1/248 - Arrangements for determining position or orientation using signals provided by artificial sources external to the vehicle, e.g. navigation beacons generated by satellites, e.g. GPS
H04L 67/1021 - Server selection for load balancing based on client or server locations
H04L 67/101 - Server selection for load balancing based on network conditions
H04L 43/0811 - Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
An embodiment of the present invention discloses a method for adjusting an angle of a base sector to reduce a sensor-less control driving time of a motor, the method comprising the steps of: applying a preset voltage as a pulse to the motor including a plurality of sectors; determining the base sector among the plurality of sectors on the basis of a waveform of a current generated for each sector due to the applied voltage; calculating a ratio value of the maximum currents of two sectors adjacent to the determined base sector; calculating an angle correction value of the base sector with respect to any one direction of the two adjacent sectors on the basis of the calculated ratio value; and adjusting the angle of the base sector on the basis of the calculated angle correction value.
Embodiments relate to a system and a method for providing an augmented reality (AR) navigation screen provided in an agricultural vehicle, which comprise: acquiring GPS location information of the agricultural vehicle through a GPS module; acquiring navigation information of the agricultural vehicle; acquiring a travel environment image acquired by capturing, through a camera module, the travel environment in which the agricultural vehicle travels; calculating travel-related information of the agricultural vehicle on the basis of the GPS location information of the agricultural vehicle acquired during traveling; acquiring, as travel error information of the agricultural vehicle, the difference between a travel guide path and an actual travel path of the agricultural vehicle; and generating at least one graphic object that visually expresses at least one from among the navigation information, the travel-related information and travel error information of the agricultural vehicle, so as to generate an AR navigation screen of the agricultural vehicle.
Disclosed in one embodiment of the present invention is a system for operating an electric tractor hitch, comprising: a first sensing unit for generating a digital pulse corresponding to an input of a user; a calculation unit for determining any one of the ascent and the descent of the hitch on the basis of the characteristics of the generated digital pulse; a driving unit for driving an ascending proportional control solenoid and a descending proportional control solenoid on the basis of a result value determined by the calculation unit; and a cylinder hydraulic pressure increase/decrease unit, which increases or decreases hydraulic pressure in a cylinder according to the driving control of the driving unit so as to cause the hitch to ascend or descend.
A01B 69/00 - Steering of agricultural machines or implementsGuiding agricultural machines or implements on a desired track
A01B 63/10 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
7.
METHOD FOR PRESETTING COMPENSATION ANGLE FOR STEERING CLEARANCE AND AUTONOMOUS AGRICULTURAL MACHINE USING COMPENSATION ANGLE
Embodiments relate to a method for presetting a compensation angle for steering clearance, an apparatus for performing same, and an autonomous agricultural machine in which the apparatus is installed, the method comprising: driving an agricultural machine while a steering wheel is in a reference state; supplying a control signal to a steering control motor so that the steering wheel rotates in one direction in the reference state; receiving, by a calculation unit, a measurement result of the control signal from a current sensor; and determining a compensation angle for the steering clearance on the basis of a current measurement result of the control signal.
B62D 6/00 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
8.
METHOD AND DEVICE FOR PREDICTING POTENTIAL ACCIDENT OF AGRICULTURAL MACHINE THAT PERFORMS AUTONOMOUS DRIVING AND OPERATES PTO, AND CONTROLLING OPERATION TO AVOID POTENTIAL ACCIDENT, IN COMMUNICATION SYSTEM
The present invention relates to a method and device for predicting a potential accident of an agricultural machine that performs autonomous driving and operates a power take-off (PTO), and controlling an operation to avoid a potential accident, in a communication system. Specifically, the present invention relates to a method and device for determining the probability of occurrence and predicted severity of a potential accident according to a change in distance to a person or an obstacle over time in an agricultural machine that performs autonomous driving and operates a PTO, and, when the probability of occurrence is greater than a threshold probability, notifying a user terminal after taking proactive measures to avoid the accident according to the predicted severity, or initially notifying the user terminal of a suggested operation for avoiding the accident and then performing post measures for accident avoidance on the basis of an operation received from the user terminal.
A01B 69/04 - Special adaptations of automatic tractor steering, e.g. electric system for contour ploughing
A01B 71/00 - Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-offMeans for protecting parts against dust, or the likeAdapting machine elements to or for agricultural purposes
G05D 1/00 - Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
G05D 1/02 - Control of position or course in two dimensions
B60K 17/28 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of power take-off
9.
APPARATUS FOR CONTROLLING DRIVE UNIT ACCORDING TO POSITION OF SHUTTLE LEVER OF AGRICULTURAL MACHINE SUPPORTING AUTONOMOUS DRIVING
The present invention relates to an apparatus for controlling a drive unit according to the position of a shuttle lever of an agricultural machine supporting autonomous driving. Specifically, the present invention relates to an apparatus for providing a transition between autonomous driving and manual driving by newly defining the position between forward and neutral or between neutral and reverse for an agricultural machine shuttle lever configured in a forward-neutral-reverse structure.
The present invention relates to a system for automatically rotating a steering wheel of an agricultural machine. Particularly, the present invention relates to a system for enabling autonomous driving of an agricultural machine by being coupled to a steering wheel of the agricultural machine to automatically rotate the steering wheel.
The present invention relates to a method and apparatus for filtering fault codes of an agricultural machine. In detail, the present invention relates to a method and apparatus for filtering fault codes of an agricultural machine, which are displayed on a terminal of an agricultural machine user according to policies and settings of an agricultural machine manufacturer. Various embodiments of the present invention may provide a method and apparatus for filtering fault codes of an agricultural machine, which are displayed on a terminal of an agricultural machine user according to policies and settings of an agricultural machine manufacturer. In addition, various embodiments of the present invention may provide a method and apparatus for filtering fault codes of an agricultural machine, which are displayed on a terminal of an agricultural machine user within a unit area according to policies and settings of an agricultural machine manufacturer.
G08B 25/01 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
G06Q 30/02 - MarketingPrice estimation or determinationFundraising
H04W 4/021 - Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
12.
METHOD AND DEVICE FOR REMOTELY CONTROLLING IGNITION OF AGRICULTURAL MACHINE
The present invention relates to a method and device for remotely controlling the ignition of an agricultural machine to switch on or off. Specifically, the present invention relates to a method and device for controlling the ignition of an agricultural machine to switch on in response to a remote ignition request by a user of the agricultural machine to the agricultural machine, and automatically switch off when at least one of a plurality of preset ignition stopping conditions is satisfied after the ignition of the agricultural machine is controlled to switch on.
G08B 25/01 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
G06Q 30/02 - MarketingPrice estimation or determinationFundraising
H04W 4/021 - Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
13.
AGRICULTURAL VEHICLE MANAGEMENT SYSTEM AND OPERATING METHOD THEREFOR
The present invention relates to an agricultural vehicle management system and an operating method therefor. Particularly, the present invention relates to: a system and a method for acquiring information when an agricultural vehicle breaks down; a system and a method for monitoring traveling of the agricultural vehicle; a system and a method for notifying of the lifespan of the agricultural vehicle or components thereof; and a system and a method for sharing usage rights for the agricultural vehicle. One embodiment of the present invention provides a system for acquiring information when an agricultural vehicle breaks down, the system including a server for allowing communication between a terminal and an agricultural vehicle on which a terminal having a processor and a communication module is mounted. The processor of the terminal generates a breakdown code if the breakdown is detected through a sensor included in the agricultural vehicle, and operates, if the breakdown code is generated, in a first mode in which raw data acquired during a predetermined time from a breakdown code generation point is transmitted through a communication module to the server, and/or a second mode in which raw data during a predetermined first time before the breakdown code generation point and raw data during a predetermined second time after the breakdown code generation point are transmitted through the communication module to the server.
B60W 10/06 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
B60W 40/10 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to vehicle motion
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
G07C 5/00 - Registering or indicating the working of vehicles
