Abstract: An image forming apparatus includes: a measuring unit configured to measure a plurality of measurement images, the plurality of measurement images including a first measurement image and second measurement images; a generation unit configured to generate a conversion condition based on second measurement data corresponding to the second measurement images; a first determination unit configured to determine an execution condition based on first measurement data corresponding to the first measurement image; and a second determination unit configured to determine a light intensity based on the first measurement data. A subsequent timing when the plurality of measurement images are to be formed is determined based on the execution condition, and an exposure unit updates the set light intensity to the light intensity determined by the second determination unit when the plurality of measurement images are formed at the subsequent timing.

Abstract: An imaging apparatus including an imaging system and an optical sensor for detecting a print medium within a paper path. The optical sensor may include at least one light emitter and at least one light detector. The light detector is configured to output two or more light intensities sequentially onto the paper path, which reflects from the paper path or transmits directly onto the optical sensor. Data indicating an amount of light received by the at least one light detector is received by the controller, which performs data analysis to determine the presence or absence of a print medium in the paper path.

Abstract: Provided is an image forming apparatus performing automatic recovery from a paper non-feeding jam. It includes plural paper feeding cassettes, a sensing sensor, paper non-feeding jam determining part, and system control part. Plural paper feeding cassettes are detachably loaded inside apparatus main body. Sensing sensor is disposed in a carrying passage, and senses a paper sheet fed from paper feeding cassette. Paper non-feeding jam determining part determines whether or not a paper non-feeding jam has occurred in paper feeding cassette, on apparatus operation state and result of sensing by sensing sensor, and if a paper non-feeding jam has occurred, releases error state for paper non-feeding jam after a prescribed time period has elapsed, notifying that paper feeding is to be changed over. System control part controls changeover of paper feeding to that from another paper feeding cassette, on notification from paper non-feeding jam determining part.

Abstract: An image forming apparatus includes a voltage application unit, a target device, a voltage application line, and an electric-current return line. The voltage application unit applies a voltage to the target device through the voltage application line made of a conductor. The electric-current return line made of a conductor connects the target device to the voltage application unit. An electric current that flows upon application of the voltage from the voltage application unit to the target device returns to the voltage application unit through the electric-current return line. The electric-current return line has a length shorter than a path by way of the casing of the image forming apparatus.

Abstract: A one end side mounting portion of a support member is fixed to an inner wall surface of a cover member by a U-shaped member. The one end side mounting portion has an insertion portion, which is inserted into a hole formed by the U-shaped member and the inner wall surface of the cover member, a locking portion, and a support front end portion. In the hole, the insertion portion is tiltable in a surface vertical to a shaft as a rotation fulcrum of the cover member. The support front end portion is provided at a surface thereof, which faces the cover member side, with an inclination surface portion which is inclined from a cover member side to an anti-cover member side toward a front end side and the inclination surface portion abuts the inner wall surface of the cover member at the maximum opening angle of the cover member.

Abstract: An image forming apparatus includes a mounting portion to and from which a process cartridge including a photosensitive member and a developing roller is attachable and detachable, a separation mechanism that takes a first position to separate the developing roller from the photosensitive member and a second position to bring the developing roller into contact with the photosensitive member, an allowance mechanism that allows the process cartridge with the developing roller kept in contact with the photosensitive member to be mounted on the mounting portion when the separation mechanism is in the first position, an exposure device, and a control unit, wherein, when the developing roller and the photosensitive member are in contact with each other when the separation mechanism is in the first position, the control unit performs an exposure operation while keeping the separation mechanism in the first position during an initial operation of the image forming apparatus.

Abstract: An image forming apparatus includes a cartridge, a first unit, and a second unit. The first unit includes a sheet discharge tray and a guide. The cartridge has an accommodating portion configured to accommodate a color material. The guide is positioned below the sheet discharge tray and is configured to guide the cartridge to its assembled position. The first unit has an opening directing downward, and the guide has a lower end. The second unit includes a sheet supply tray positioned below the guide. The first unit and the second unit are pivotally movably connected to each other about a pivot axis to provide a first position and a second position. In the first position, the opening is closed by the second unit and the lower end of the guide is directed toward the sheet supply tray. In the second position, the opening is exposed to an outside.

Abstract: An image forming apparatus includes an apparatus main body and a contact terminal, and a detachable unit including a holder for holding a circuit board having an electrode terminal which comes into contact with the contact terminal. A state of the detachable unit is changed to an attached state by inserting it in an insertion direction, and is changed to a detached state by withdrawing the detachable unit in a withdrawal direction. The holder includes a first positioning member for positioning a tip end of the circuit board in the insertion direction when the detachable unit holding the circuit board in the holder is slid in the insertion direction. The first positioning member includes a notch configured so that the contact terminal passes through the notch when the detachable unit not holding the circuit board in the holder in the attached state is slid in the withdrawal direction.

Abstract: An image forming apparatus includes an exposure unit that forms a latent image by irradiating a photoconductor body with light by using light emitting elements that are arranged along an axial direction of the photoconductor body, the exposure unit having an inlet to which air flow is introduced; and an air blowing unit that produces the air flow that is introduced to the exposure unit from an air blow opening that is provided at a position that is in correspondence with a position of the inlet of the exposure unit.

Abstract: In the present invention, in order to efficiently cool circuit boards such as an image formation section (20) and a power source board (71) accommodated in a main body housing (60), the power source board (71) and a cooling fan (100) are attached to a lateral wall part (62a) adjacent to the image formation section (20) in the main body housing (60), and the cooling fan (100) cools the image formation section (20) and the power source board (71) by utilizing air flow generated by rotation.

Abstract: The invention relates to a double balance spring (21) including, made in a layer of silicon-based material (11), a first balance spring (23) coaxially mounted on a collet (13, 27), the collet (13, 27) including an extending part (9) that projects from said balance spring and which is made in a second layer of silicon-based material (5). According to the invention, said extending part extends (17) into a third layer (7) of silicon-based material coaxially with a second balance spring (25) so as to form a one-piece double balance spring (21) made of silicon-based materials. The invention also relates to a timepiece including a balance spring of this type and the method of manufacturing the same. The invention concerns the field of timepiece movements.

Abstract: A timekeeping, graphical display device and method of operating the same including a movement having a central axis of rotation, a plurality of indicator hands rotationally connected to the movement at the central axis of rotation, and further including a first dial having a plurality of first dial apertures. The plurality of first dial apertures having four first dial apertures, each of the four first dial apertures oriented at an angle of 90 degrees from adjacent ones of the four first dial apertures with respect to the central axis of rotation. The device further including a second dial adjacent the first dial rear side, and a third dial positioned toward the first dial rear side. The second dial and the third dial rotationally connected to the movement to enable independent rotation about the central axis of rotation.

Abstract: A multipoint simultaneous measurement method and a multipoint simultaneous measurement system in an electric power station and an internal clock used therefor, capable of performing measurement at the correct time even at a place in the electric power station where GPS radio waves cannot be received, and of securing simultaneity with high accuracy and with ease without connecting a plurality of measurement points via a cable and the like.

Abstract: A method for time and time zone synchronization and a terminal device. After a terminal registers with a network or roams to the network, the terminal determines whether the network supports a Network Identity and Time Zone (NITZ) function; and if the terminal determines that the network supports the NITZ function, the terminal prompts a user that uses the terminal to use a function of automatic time and time zone synchronization when automatic synchronization is not set for the terminal; or if the terminal determines that the network does not support the NITZ function, the terminal prompts a user that uses the terminal to manually configure time and a time zone. According to the present application, correctness of time and a time zone of the terminal can be ensured.

Abstract: An electronic device includes a display section, at least one substrate, a control section, a connecting section, a receiving section, and output wiring. The at least one substrate includes a plurality of wiring layers overlapped as a whole. Output wiring is provided on the first layer among the plurality of wiring layers and connects each of the plurality of the output terminals and the control section. From a planar view of the substrate, a bar antenna is attached on a face of a second layer on a side opposite of the first layer, in a position between positions corresponding to positions of the connecting section and the control section. The output wiring crosses between regions corresponding to both edge regions including both edges of the bar antenna.

Abstract: A control system for a machine comprising a plurality of independently replaceable machine modules comprises a controller operable to control operation of the machine. Memory stores machine data for use by the controller. Communication means are operable to provide communication for data transfer between the controller and the memory. The memory includes a plurality of memory modules associated with respective machine modules. Each of the memory modules is replaceable with the respective associated machine module and independently of other memory modules. The communication means is operable to provide communication for data transfer between the controller and a replacement memory module associated with a replacement machine module.

Abstract: System and method related to a control system including an automation controller with a module bay configured to facilitate coupling with scalable modules. The module bay of the automation controller includes a plurality of bay connectors configured to communicatively couple with the scalable module connectors. The module bay may include an open end to facilitate extension beyond an edge of the open end by a module or a closed end.

Abstract: A method for controllably disconnecting a utility power service from a load includes a step of receiving a disconnect command at a control circuit within a utility meter housing. Then, responsive to receiving the disconnect command, using the control circuit to provide a first signal to a first switch operably connecting a charging circuit to an energy storage device. The method also includes charging, at least in part, the energy storage device via the charging circuit. After charging the energy storage device at least in part, a second signal is provided to a second switch that operably connects the energy storage device to the electrically powered source of motive force such that the electrically-powered source of motive force causes a service switch to controllably interrupt the connection between a utility power service and a load.

Abstract: A sleep sensing system comprising a sensor to obtain real-time information about a user, a sleep state logic to determine the user's current sleep state based on the real-time information. The system further comprising a sleep stage selector to select an optimal next sleep state for the user, and a sound output system to output sounds to guide the user from the current sleep state to the optimal next sleep state.

Abstract: Control parameters such as an acceleration/deceleration time constant Tf, a position loop gain Kpf, a velocity loop proportional gain Pvf, and a velocity loop integral gain Ivf, each including respective values assigned to each of a plurality of different inertia values J0˜Jmax, are changed based on an inertia value Jx calculated by an inertia identifying unit and an adjusted control parameter calculated by an automatic control-parameter adjustment unit.

Abstract: A mechanism is provided for implementing an operational parameter change within the data processing system based on an identified degradation. One or more degradations existing in the data processing system are identified based on a set of degradation values obtained from a set of degradation sensors. A determination is made as to whether one or more operational parameters need to be modified based on the one or more identified degradations. Responsive to determining that the one or more operational parameters need to be modified based on the one or more identified degradations, an input change is implemented to a one or more control devices in order that the one or more operational parameters are modified.

Abstract: A method and an automation system for processing information extractable from an engineering drawing file. The automation system includes a controller which models in the engineering drawing file (20) at least two objects (302, 304) in a predefined format by adding at least two entities (34) to the engineering drawing file (20) (S501) and by adding support information (35) to the engineering drawing file (20) (S502) to provide the extractable information (S401), provides a program sequence (80) in an automation application (50) to establish a correlation of the extractable information (S402), correlates the extractable information by executing the program sequence (80) (S403), and generates output data (12, 15) based on the established correlation of the extractable information (S404). The correlation of the extractable information is established only while the program sequence (80) of the automation application (50) is being executed.

Abstract: An improved occupancy detection and load management system wherein a plurality of scout sensors and their surrogates may be networked to a master controller to control the load of a designated control zone. When occupancy is detected by an actual sensor or a sensor surrogate, scout sensors report only that event and each event, regardless of source, has the potential to initiate or sustain the occupied state of the master controller. As a zone becomes unoccupied, event reports stop being sent allowing the master controller to time out and exit its occupied state. Loss or addition of scout sensors does not affect operation as the master does not track individual sensors which additionally allows event reports to be created and sent by plurality of sources including momentary contact buttons, user controls, personal computers, and other building automation systems like fire alarms, security, and access control.

Abstract: An electronic operator interface based controller and device automatic downloads are provided. An electronic operator interface can determine if control logic or content used by an industrial controller has been updated, changed, or otherwise modified. If the content has been modified, then the electronic operator interface can automatically obtain the content and store a back-up copy in memory. Additionally or alternatively, the electronic operator interface can periodically update a backup copy of the content. Furthermore, the electronic operator interface can determine if the controller has lost its content, and restore the content from the most recent version saved in memory.

Abstract: An apparatus for providing an illusion of occupancy is provided. The apparatus includes a prime mover having a shaft configured to receive an actuator, an actuator configured to interface the prime mover to an illusion target, and a microcontroller having a memory operatively coupled to selectably operate the prime mover. The microcontroller is configured with a first value representing an average time between a plurality of first movements of the prime mover, a second value representing an average time between the first movement and a second movement of the prime mover, and a third value representing a quantity of random variability to be applied to the first value and the second value. The microcontroller is further configured to operate the prime mover in accordance with the first value, the second value, and the third value, thereby manipulating the illusion target and providing the illusion of occupancy.

Abstract: One embodiment is directed to a method for joining a smart energy device to a ZigBee network. The method includes sending, from a ZigBee gateway to a database server, a first extended unique identifier (EUI) for the ZigBee gateway. The also method includes receiving a request from a first smart energy device to join the ZigBee gateway, the request including a second EUI corresponding to the first smart energy device. The second EUI from the first smart energy device is compared with the first one or more EUIs received from the database server. If the second EUI from the first smart energy device matches any of the first one or more EUIs, an install code or link key corresponding to the matched one of the first one or more EUIs is sent to the first smart energy device. Otherwise, an install code is requested from the user.

Abstract: A system for analyzing hardware of a turbine controller includes a user interface to receive a user input. The system further includes a turbine controller analysis assembly configured to generate a representation of information corresponding to devices and signals of the turbine controller based on receiving a first query from the user interface and a turbine controller selection from the user interface. The turbine controller analysis assembly is further configured to generate a representation of a bill of materials to modify the turbine controller with a first turbine controller modification module based on receiving from the user interface a first data module selection signal corresponding to the first turbine controller modification module.

Abstract: A management unit including: a demand plan generating unit that obtains control information items related to energy consuming appliances; an obtaining unit that obtains picture data items showing the appliances; a memory which stores the picture data items obtained by the obtaining unit; a selecting unit which selects a picture data item from selection candidates including the picture data items stored in the memory, based on a specified control mode; a processor that executes processing for superimposing the control information items corresponding to the appliances in the picture data item selected by the selecting unit; and an output unit which displays the picture data item with the superimposed control information item.

Abstract: A dynamic environment (e.g., an automated industrial process) has multiple conditions in response to which corresponding actions are required, and comprises various equipment, control device(s) to control the equipment, and one or more sensors to generate input signal(s) representing a monitored condition of the environment. A control system for the environment comprises a master processor and one or more co-processors, wherein the master processor configures a given co-processor to evaluate only a first subset of conditions expected to occur in the environment within a specified time period (e.g., less than a response time of the master processor), and to provide first control information representing an action to be taken if a particular condition of the first subset is satisfied.

Abstract: A system includes a first control system configured to operate at a first clock speed, a second control system configured to provide an output to the first control system and configured to operate at a second clock speed different from the first clock speed, and a synchronization module operatively connecting the first control module to the second control module and configured to synchronize the first control system and the second control system such that the output of the second control system is timed to synchronize with the first clock speed.

Abstract: An actuator monitoring circuit 1 which is mounted in an airplane and monitors an actuator 30 having a piston (output portion) calculates the moving distance of the piston, and outputs, when the moving distance exceeds a predetermined threshold, an approaching notification signal 78s and a progression notification signal 79s to notify the excess over the threshold.

Abstract: An electric discharge machine includes at least one of a noncontact-position detection sensor that outputs a detection signal when a distance between a first contact body and a second contact body is equal to a preset residual distance in a noncontact phase and a drive unit that detects a load given on the main spindle, and a main-spindle-drive control unit stops moving of the main spindle in at least either a case where a moving amount of the main spindle since the noncontact-position detection sensor outputs the detection signal exceeds the residual distance or a case where it is determined that an overload is given from a detection result of the drive unit.

Abstract: A wire electric discharge machine is configured to machine a workpiece by computing an electric current at the machining time before starting a main machining and compensating a power source voltage for machining. The wire electric discharge machine measures an average electric current and an electric discharge frequency at the machining time, in a measuring section in an approach before the main machining, and computes a peak current at the machining time. Further, an electric voltage of a machining power source is compensated by comparing the computed peak current at the machining, with a reference peak current.

Abstract: Disclosed are a movable device allowing instantaneous correction of error in a moving state and an error correction method thereof. The movable device includes a drive unit that is previously set up with an allowable error and has a moving path along which detection units are installed in a line. Precise measurements are taken in advance to obtain position data of each of the detection units. Comparison is then made by the controller between instantaneous data and corresponding comparison data. When the controller determines the instantaneous data exceed the comparison data, an instantaneous correction operation is made to make the instantaneous data not exceeding the comparison data. Acceleration or deceleration may be made by the drive unit to effect such a control that when the movable piece reaches the next detection unit, the instantaneous data do not exceed the comparison data.

Abstract: An electric endoscope includes a motor that generates a rotational driving force, a torque shaft that transmits the rotational driving force from a proximal end portion to a distal end portion, a connecting section for bending a bending portion by the rotational driving force transmitted by the torque shaft, an input section that instructs a target rotation amount of the motor, a detecting section that detects rotation information of the motor in a rotating state thereof, an estimating section that estimates a rotation state of the motor based on the rotation information, a motor physical model, a torque shaft physical model and a connecting section physical model, and a control section that performs control so that the rotation state of the distal end portion matches with a rotation state of the target rotation amount based on the estimated rotation state of the motor.

Abstract: A machining condition estimating apparatus, and method, for estimating a machining condition to suppress a wear volume of a tool when conducting cutting work in a work machine are provided. For example, an analysis model presenting shapes of a tool and cutting material, may be defined, to be a target of analysis, and an initial value for use of analysis and change volume of the machining condition parameter as analysis parameters may be set up. Coordinates for tool and cutting material contact may be calculated. Moreover, a boundary movement rate, a maximum contact length, and a contact angle are calculated. A machining condition presented by the analysis parameter may also be searched and outputted.

Abstract: A Human-Machine Interface (HMI) system provides graphical displays to communication devices. The HMI system processes status data from machine systems to generate display data for the graphical displays. The HMI system receives selection information indicating one of the communication devices and one of the graphical displays. In response, the HMI system retrieves display parameters for the selected communication device and retrieves the display data for the selected graphical display. The HMI system processes the display data and the display parameters to display a first model of the selected communication device rendering the selected graphical display. The HMI system allows the user to modify the graphical display and view a second model of the communication device rendering the modified graphical display.

Abstract: A method is disclosed for controlling movement of machine tool systems by providing a conversational programming interface that permits a user to create a universal program for execution by various machine tool systems for machining a part, each system having at least four movable axes. The user defines program blocks including geometry definitions which are independent of any axis kinematics configuration. A first tool path relative to a first Cartesian coordinate system is generated for forming the geometry, then mapped to a second Cartesian coordinate system corresponding to the part. The mapped path is transformed to a third Cartesian coordinate system corresponding to an orientation and location of the part relative to an axis kinematics configuration of a current machine tool system. The transformed path is processed to generate positions for the movable axes of the current system.

Abstract: A motion controller is provided which improves system responsiveness without having to raise the arithmetic capacity of a master controller or to boost the communication speed of a network. The master controller 1 uses a program analysis unit 1g to separate, from a control program designating a tolerable delay time for operating control target apparatuses, a slave use program to be executed by a slave controller in a manner not to exceed the tolerable delay time, and to create slave-to-slave communication setting information needed by the slave controller to execute the slave use program. Through slave-to-slave communication, the slave controller 2 acquires input/output information from another slave controller. The slave controller 2 also uses a slave use program execution unit 2f to execute its own slave use program.

Abstract: An instrument controlling device includes an instrument information storing portion that stores instrument information, a receiving portion that receives an alert event, a first evaluating portion that evaluates whether an address of an instrument that produced the alert event matches any of the addresses in the instrument information that is stored if the alert event is an installation event, a second evaluating portion that evaluate whether instrument identifying information of device information matches identifying information of the alert event if the address matched, a selection requesting portion that requests, from an administrator, a selection as to whether or not to update the instrument information using the instrument identifying information of the alert event if the instrument identifying information does not match, and an updating portion that updates the instrument information using the instrument identifying information of the alert event if a selected instruction is an updating instruction.

Abstract: Continuous equipment operation is facilitated despite disablement of an automation controller for controlling the equipment. A safe state in which equipment is to be maintained upon disablement of the automation controller is determined. Safe state data is provided for configuring an I/O module, through which the automation controller controls the equipment, with the safe state data to facilitate maintaining the equipment in the safe state during disablement of the automation controller. In one embodiment, upon subsequent enablement of the automation controller, a current state of the I/O module is evaluated and an automatic control state into which the equipment is to be transitioned is determined. The equipment is then transitioned to the determined automatic control state.

Abstract: In some examples, an unmanned aerial vehicle is provided. The unmanned aerial vehicle may include a propulsion device, a sensor device, and a management system. In some examples, the management system may be configured to receive human gestures via the sensor device and, in response, instruct the propulsion device to affect an adjustment to the behavior of the unmanned aerial vehicle. Human gestures may include visible gestures, audible gestures, and other gestures capable of recognition by the unmanned vehicle.

Abstract: A system to transport a payload platform along a predefined path in an amusement facility, including a system controller to generate and transmit a timing signal and a propulsion platform, coupled to and supporting the payload platform, to traverse the predefined path in synchronism with the timing signal received from the system controller. The propulsion platform having an address corresponding to at least one of a plurality of individually addressed timing signals. The system may further include a plurality of entertainment devices positioned along the predefined path in an amusement facility, that likewise operate in synchronism with the timing signal received from the system controller.

Abstract: A method, device, and system of a driverless automobile commerce network and community is disclosed. Disclosed are methods and a system of associating a unique identifier associated with a driverless vehicle (DV) with an automobile sharing server, periodically analyzing a location of the DV based on a geospatial data associated with the location of the DV, and declaring a non-transitory location of the DV based on a predictable behavior algorithm. An owner of the DV is permitted to list the DV on an automobile sharing network. The methods and system comprise processing a payment of a renter of the DV in a threshold radial distance from the DV when the DV is at the non-transitory location for a predictably available period of time and crediting a financial account of the owner of the DV with the payment of the renter in the threshold radial distance from the DV when the DV is at the non-transitory location for the predictably available period of time.

Abstract: An intersection decision system for autonomously navigating an autonomous vehicle through a stop sign intersection. The intersection decision system includes an intersection arrival detector configured to automatically detect that the vehicle has arrived at the stop sign intersection, a vehicle detector for automatically detecting previously-arrived vehicles at the stop sign intersection, and a pedestrian detector for automatically detecting pedestrians crossing at the stop sign intersection. The intersection decision system determines whether the detected pedestrians are obstructing the previously-arrived vehicles from proceeding through the stop sign intersection. If so, the intersection decision system determines that the autonomous vehicle should proceed through the stop sign intersection without waiting for the previously-arrived vehicles to proceed through the stop sign intersection.

Abstract: Various systems and methods are disclosed herein. In one embodiment, a system comprises a track comprising one or more sections, the track including track indicators readable by a track indicator sensor and used to determine a dolly's position on the track, and the dolly including one or more sensors and a processor, the one or more sensors including the track indicator sensor, the processor executing instructions that control an operation of the dolly including moving the dolly at least semi-autonomously along the track based on the track indicators, wherein moving the dolly at least semi-autonomously includes one of moving the dolly autonomously and moving the dolly semi-autonomously.

Abstract: A method and apparatus is provided for controlling the operation of an autonomous vehicle. According to one aspect, the autonomous vehicle may track the trajectories of other vehicles on a road. Based on the other vehicle's trajectories, the autonomous vehicle may generate a pool of combined trajectories. Subsequently, the autonomous vehicle may select one of the combined trajectories as a representative trajectory. The representative trajectory may be used to change at least one of the speed or direction of the autonomous vehicle.

Abstract: Systems, methods, and apparatuses are disclosed for identifying road signs along a roadway segment from vehicle probe data. Probe data is received from vehicle sensors at a road segment, wherein the probe data includes observed static objects along the road segment. Road signs are identified within the observed static objects of the probe data using a logistic regression algorithm. The geographic location of the identified road signs are determined using a linear regression algorithm.

Abstract: An apparatus controller for prompting a rider to be positioned on a vehicle in such a manner as to reduce lateral instability due to lateral acceleration of the vehicle. The apparatus has an input for receiving specification from the rider of a desired direction of travel, and indicating means for reflecting to the rider a propitious instantaneous body orientation to enhance stability in the face of lateral acceleration. The indicating may include a handlebar that is pivotable with respect to the vehicle and that is driven in response to vehicle turning.

Abstract: A method of moving at least two irrigation spans across a ground surface of a field may include receiving an initial movement control signal corresponding to a user-selected fluid application rate, determining the user-selected fluid application rate from the initial movement control signal, determining a position of at least one span in the field, modifying the initial movement control signal to a modified movement control signal according to a predetermined modification factor, with a value of the modification factor varying according to a position of the span in the field such that the modification factor varies among span positions, and sending the modified movement control signal to the drive motor control. A system is also disclosed.