Including Velocity Or Acceleration Control Patents (Class 700/63)
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Patent number: 11862003Abstract: Methods, systems, computer-readable media, and apparatuses for managing sensors and computing devices associated with a premises are presented. An example method comprises receiving, by a computing device from a mobile device: an image of a sensor that comprises a quick response (QR) code; and a request to add the sensor to an account associated with a premises; identifying the sensor based on the QR code; and based on identifying the sensor based on the QR code, adding the sensor to a list of sensors associated with the account.Type: GrantFiled: December 16, 2022Date of Patent: January 2, 2024Assignee: Comcast Cable Communications, LLCInventors: James Poder, Galen Trevor Gattis, Chris Kennedy, Karen Serviss
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Patent number: 11846954Abstract: A security and automation unit for building, offices or homes includes multiple sensors and multiple resolvers. The resolvers include one or more of a presence resolver, an alarm resolver, a climate resolver, and an event resolver, and at least one resolver includes a neural network. The event resolver includes a self-learning module and at least one of a cognitive module and a proactive module. The self-learning module finds clusters of activation of pieces of equipment at recorded events. The cognitive module analyzes the clusters and modifies an associated scenario for at least one piece of equipment. The proactive module analyzes the clusters and creates at least one new scenario for at least one piece of equipment. The sensors include some of a movement sensor, an acoustic sensor, an image sensor, a light sensor, a CO2 sensor, a thermometer, and a humidity sensor.Type: GrantFiled: April 11, 2022Date of Patent: December 19, 2023Assignee: Wise Spaces Ltd.Inventor: Yehuda Ovadia
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Patent number: 11839979Abstract: Method and robot arm, where the motor torques of the joint motors of a robot arm are controlled based on a static motor torque indicating the motor torque needed to maintain the robot arm in a static posture, where the static motor torque is adjusted in response to a change in posture of the robot arm caused by an external force different from gravity applied to the robot arm. Further the motor torque of the joint motors is controlled based on an additional motor torque obtained based on a force-torque provided to the robot tool flange, where the force-torque is obtained by a force-torque sensor integrated in the tool flange of the robot arm.Type: GrantFiled: June 17, 2019Date of Patent: December 12, 2023Assignee: Universal Robots A/SInventors: Oluf Skov Rosenlund, Andreas Rune Fugl, Anders Skovgaard Knudsen
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Patent number: 11767099Abstract: An approach is disclosed for directing an aircraft. A first yoke is connected to a second yoke by a connection element where a first input force applied to the first yoke is added to a second input force applied to the second yoke to form a resulting force and where the resulting force is applied to an aircraft control surface used for directing the aircraft. When a difference between the first input force and the second input force exceeds a predetermined value, the second yoke is disconnect preventing the second input force from contributing to the resulting force.Type: GrantFiled: January 2, 2023Date of Patent: September 26, 2023Assignee: BYTELOGICS INC.Inventor: Keith Siilats
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Patent number: 11745333Abstract: A collaborative robot operation apparatus includes an operation unit that is operated by an operator in direct teaching of a robot including a cylindrical outer surface at least in a part, a communication unit that communicates operation information to the operation unit, to a control apparatus of the robot, and an attachment portion that detachably attaches the operation unit on the outer surface of the robot. The operation unit includes a rotation stopping portion between the outer surface of the robot and the operation unit.Type: GrantFiled: February 22, 2022Date of Patent: September 5, 2023Assignee: FANUC CORPORATIONInventor: Kazutaka Nakayama
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Patent number: 11744764Abstract: Provided is a method and device for assisting walking of a user that may receive a pressure value applied to a sole of a user from a pressure sensor, acquire acceleration information associated with a movement of the user from an acceleration sensor, determine a gait phase based on the pressure value and the acceleration information, determine an assist torque corresponding to the determined gait phase, and control a driver to output the assist torque.Type: GrantFiled: October 26, 2018Date of Patent: September 5, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Jusuk Lee, Youngjin Park, Keehong Seo, Bokman Lim, Jun-Won Jang, Hyun Do Choi, Seungyong Hyung
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Patent number: 11656604Abstract: Provided is a cutting speed planning system including a graphic preprocessing engine, a first speed planning engine, an included angle calculation engine, a second speed planning engine and a speed determination engine. The graphic preprocessing engine substitutes a simplified cutting route for a plurality of short straight paths of a graphic path. The first speed planning engine calculates a reasonable maximum cutting speed of each cutting route. The included angle calculation engine calculates the included angle between two adjacent ones of the cutting routes. The second speed planning engine adjusts the terminal cutting speed and the initial cutting speed of the cutting routes. The speed determination engine performs speed planning on the cutting routes according to digital control system period time. A cutting speed planning method and a non-transitory storage medium are further provided.Type: GrantFiled: April 8, 2022Date of Patent: May 23, 2023Assignee: ADLINK TECHNOLOGY INC.Inventors: Wei-Li Chuang, Wei-Fan Chen, Yu-Yen Chen
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Patent number: 11557192Abstract: Methods, systems, computer-readable media, and apparatuses for managing sensors and computing devices associated with a premises are presented. An example method comprises receiving, by a computing device and from a mobile device at a premises: an image of a sensor, and a request to add the sensor to an account associated with the premises, performing object recognition on the image, and based on the object recognition, adding the sensor to a list of sensors associated with the account.Type: GrantFiled: July 19, 2021Date of Patent: January 17, 2023Assignee: Comcast Cable Communications, LLCInventors: James Poder, Galen Trevor Gattis, Chris Kennedy, Karen Serviss
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Patent number: 11116460Abstract: An X-ray imaging apparatus includes a controller configured or programmed to perform control to change an amount of assist from a drive in manually moving a moving body based on at least one of operation of an operation button configured to receive an operation for moving the moving body or an operation for aligning the moving body and a current position and target position of the moving body.Type: GrantFiled: October 10, 2019Date of Patent: September 14, 2021Assignee: Shimadzu CorporationInventors: Ken Shirota, Junpei Sakaguchi, Hiroshi Okumura
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Patent number: 10611024Abstract: Described is a method and device of a computational motion engine iteratively computing a numerical “jerk,” the motion derivative of acceleration, using real-time feedback from a system under motion control, to reach both a desired position and desired velocity of a next waypoint. Output from the motion engine is only desired acceleration, which is then passed to a motor driver, free of intermediate computations of either position or velocity. A second, inside feedback loop maintains desired acceleration or torque at the motor shaft based on the acceleration output of the motion engine, which may use non-linear correction tables. Waypoints comprising both position and velocity are inputs to the motion engine. Time to next waypoint is computed rather than provided as an input. Optimization of moves to the next waypoint is based on smoothest velocity change during the move. Embodiments include mechanical, two-axis SCARA arm motion systems.Type: GrantFiled: April 26, 2017Date of Patent: April 7, 2020Assignee: Polarworks ASInventors: Simen Skogsrud, Thomas Boe-Wiegaard
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Patent number: 10457382Abstract: A system and method is disclosed for providing dynamic tactile feedback. A tactile feedback generator is mounted in each vehicle in a group of vehicles and is coupled to provide a controllable tactile feedback signal to an operator of each vehicle in the group of vehicles upon receipt of an activation signal. A tactile feedback control device is mounted in each vehicle in the group of vehicles and is coupled to the tactile feedback generator for selectively providing an activation signal and a tactile feedback characteristic signal thereto. An accelerometer is positioned within each vehicle in the group of vehicles. A turbulence processing unit is coupled to receive accelerometer data from each accelerometer. The turbulence processing unit processes the accelerometer data to identify characteristics of a current level of turbulence-induced vibration, and, based thereon, selects and provides updated tactile feedback characteristics to each tactile feedback control device.Type: GrantFiled: April 13, 2017Date of Patent: October 29, 2019Assignee: THE BOEING COMPANYInventors: Katie M. Reid, Jason W. Clark, Andres Chapiro Fermon
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Patent number: 9904261Abstract: A drive controller includes a speed compensation unit that performs a speed compensation for an object based on a result of comparison made by a speed comparator that compares a current speed of the drive object with a speed indicated by a speed command. The speed compensation unit includes a position-information-based speed gain setting unit that sets a position-information-based variable gain based on position-information-based speed gain information representing a relationship between a position of the object and position-information-based variable gain that varies depending on a load torque of the motor when the object is present at a predetermined position, and a speed compensation processor that performs a speed compensation based on a result of the comparison in the speed comparator and the position-information-based variable gain set by the position-information-based speed gain setting unit.Type: GrantFiled: January 19, 2015Date of Patent: February 27, 2018Assignee: MITUTOYO CORPORATIONInventor: Shiro Igasaki
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Patent number: 9833896Abstract: There are provided a wearable robot and a method of controlling the same. The method includes obtaining a joint angle and a joint angular velocity of a plurality of joints, calculating a target joint angle of one joint among the plurality of joints using a joint angle and a joint angular velocity of at least one joint among the other joints, calculating assistive torque to be applied to the one joint using the calculated target joint angle, and outputting the calculated assistive torque to the one joint.Type: GrantFiled: December 1, 2014Date of Patent: December 5, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Min Kim, Gyung Rock Kim, Jong Do Choi, Tae Sin Ha
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Patent number: 9740197Abstract: A motor control apparatus includes a detection unit detecting a motor rotational frequency, a storage unit storing an allowable torque at the motor rotational frequency detected by detection unit, a first torque offset generated in a direction opposite to a moving direction of a movable body, a second torque offset generated in one direction regardless of the moving direction of the movable body, a rotor inertia moment, a load inertia moment, and a conversion factor for converting a motor rotation angle in rotary motion of the motor to a moving distance in linear motion of the movable body, and an acceleration calculation unit calculating an acceleration command of the motor for each moving direction of the movable body and each acceleration operation and deceleration operation using the allowable torque, the first torque offset, the second torque offset, the rotor inertia moment, the load inertia moment, and the conversion factor.Type: GrantFiled: November 4, 2015Date of Patent: August 22, 2017Assignee: Fanuc CorporationInventor: Hidetoshi Uematsu
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Patent number: 9604718Abstract: A method and device for generating at least one set point from a flight control set point, a motor control set point and an aircraft guidance set point, a related computer program product and an aircraft are disclosed. In one aspect, the method includes acquiring a mechanical property relative to at least one corresponding primary control member and computing at least one set point from among one or more primary set points and one or more secondary set points. The method also includes generating at least one of the computed set point(s) and switching, based on the mechanical property acquired for the corresponding primary control member, between a first mode in which one or more primary set points are generated and a second mode in which one or more secondary set points are generated.Type: GrantFiled: June 15, 2015Date of Patent: March 28, 2017Assignee: THALESInventors: Sylvain Lissajoux, Eric Guillouet, Thibaut Debard
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Patent number: 9026235Abstract: An automation and motion control system for theatrical objects, such as theatrical props, cameras, stunt persons, lighting, scenery, drapery or other similar types of devices or items, is provided to coordinate the movement of the objects on a large scale and/or to control the operation of the objects.Type: GrantFiled: December 13, 2013Date of Patent: May 5, 2015Assignee: Tait Towers Manufacturing LLCInventor: Scott Fisher
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Patent number: 9020617Abstract: A control system includes a clustered architecture having a master controller, a central control section including one or more first remote controllers under direct control of the master controller, and a distributed control section including a cluster controller controlled by the master controller. The cluster controller controls the activities of one or more second remote controllers. Each of the first and second remote controllers are utilized to drive one or more axes.Type: GrantFiled: January 24, 2011Date of Patent: April 28, 2015Assignee: Brooks Automation, Inc.Inventors: Martin Hosek, Stuart Beale, Roumen Botev, Matthew Coady, Christopher Hofmeister, Mark Ives, Jairo Moura, Robert Caveney
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Patent number: 9020618Abstract: The present disclosure generally relates to techniques for controlling a device to perform a function, for example, window washing. A controller device may be adapted to control a controlled device. In response to hand movement, an accelerometer in the controller may obtain acceleration and/or angle signals. The signals may be processed in order to identify a command that may be used to control the controlled device. The controlled device may be secured to, for example, a window. Upon identifying command(s) initiated from the controller device, the controlled device may respond to the commands. The controlled device may include, for example, a cleaning unit. The command(s) may be instructions for the controlled device to move about the window and activate the cleaning system.Type: GrantFiled: April 26, 2010Date of Patent: April 28, 2015Assignee: Empire Technology Development LLCInventors: Xin Wu, Liang Gao, Kewan Chen
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Patent number: 8922335Abstract: A weapons container for releasing a defense weapon includes a cabinet, a cabinet door, and an interior securing the defense weapon. Upon detection of a fingerprint input by a biometric sensor, a surveillance camera captures video and an audio intercom provides communication with a central command center. A recording system saves the video and audio to a storage database. A delay release lock secures the defense weapon for an amount of time and releases the defense weapon depending on a signal from the central command center. A communications system is connected over a network to the central command center, a local authority, and an emergency responder. The communications system notifies the local authority or the emergency responder upon detection of the fingerprint input and streams the video and audio to the central command center and at least one of the local authority and the emergency responder over the Internet.Type: GrantFiled: June 4, 2014Date of Patent: December 30, 2014Inventors: Timothy Deweese, Brandon Delibro
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Patent number: 8901870Abstract: A synchronous control apparatus capable of switching cam curves with ease and without delay is provided. A cam curve storing unit stores a representation of a first cam curve and a representation of a second cam curve. Before switch-over of the cam curves, a control unit finds a position command value to a driven-side member, after the switch-over of the cam curves, the control unit finds the position command value, and in a switch-over period of the cam curves, the control unit finds the position command value to the driven-side member based on a value obtained by utilizing first data based on the first cam curve or a position of the driven shaft and second data based on the second cam curve to provide a weighted average at each control timing.Type: GrantFiled: July 12, 2012Date of Patent: December 2, 2014Assignee: Omron CorporationInventors: Takaaki Yamada, Hiroshi Sawaragi, Junji Shimamura
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Patent number: 8897901Abstract: A positive & negative jerk interval parameter setting section divides an acceleration & deceleration interval of an acceleration command curve into an acceleration increasing interval, a constant acceleration interval, and an acceleration decreasing interval, and sets the length of time of each interval independently of each other. A positive & negative jerk interval trigonometric command generating section employs an acceleration command curve generated based on a trigonometric function of a ½ cycle, thereby generating a position command or a speed command.Type: GrantFiled: April 21, 2010Date of Patent: November 25, 2014Assignee: Mitsubishi Electric CorporationInventors: Kiyoshi Maekawa, Yuko Takehana, Masahiko Hirano
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Patent number: 8862276Abstract: A method for the automatic irrigation of plants, wherein the temporal progression of soil moisture is determined from measured soil moisture values, and said progression is used for the calculation of an optimized irrigation time duration, such that both water excess in the soil and soil drying are avoided as much as possible. Preferably, the time duration of irrigation is constantly evaluated and optimized using comparisons of measured values with prespecified moisture- and dryness threshold values (GWmoist, GWdry), and automatically adjusted to changing environmental conditions and/or plant requirements.Type: GrantFiled: August 19, 2009Date of Patent: October 14, 2014Assignee: Plantcare AGInventors: Walter Schmidt, Yucel Toprak
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Publication number: 20140236317Abstract: A controller that controls a device on the basis of a time chart, which controls a servo axis on the basis of a velocity chart that plots a velocity of the servo axis and/or a position chart that plots a position of the servo axis, with respect to a time axis; executes return operation for returning the servo axis to an initial position set in the time chart in advance after operation described in the time chart has been executed; and executes regress operation for regressing to a start point of the time chart, and repetitively executing the time chart after the return operation has been completed.Type: ApplicationFiled: February 17, 2014Publication date: August 21, 2014Applicant: Kabushiki Kaisha Yaskawa DenkiInventors: Takeshi NAGATA, Koji HARA, Yasufumi YOSHIURA, Kenichi HIROSE
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Patent number: 8621745Abstract: A stretch film sleeve label applicator for separating a stretchable sleeve label from a web of such labels and applying the label to an item, such as a container, is disclosed. The applicator is particularly useful for applying high stretch labels to highly contoured containers. The applicator is configured to receive a series of labels in an elongated, continuous web of flat, 2-ply sleeve labels, open the continuous sleeve of labels, separate an individual label from a next successive label, stretch the label to permit its application to an item to be labeled, such as a container, and apply the label in an accurate and precise location on the container. The applicator comprises three primary components: a label feeding assembly, a label separating assembly and a label stretching assembly. Various embodiments of the label feeding assembly, label separating assembly and label stretching assembly are disclosed.Type: GrantFiled: December 12, 2007Date of Patent: January 7, 2014Assignee: CCL Label GmbHInventors: Indarjit Deonarine, Gerard B. Doyle, Alfred Werzi
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Publication number: 20140005804Abstract: A set of costs representing operations of a machine along a set of trajectories connecting a set of exit and entry points on contours of a pattern is determined. Each trajectory represents an operation of the machine proceeding from an exit point with an exit velocity to an entry point with an entry velocity according to dynamics of the machine. The set of trajectories includes at least one trajectory representing the operation along a contour with non-zero velocities at corresponding exit and entry points, and at least one trajectory representing the operation between different contours with non-zero velocities at the corresponding exit and entry points. A sequence of the trajectories optimizing a total cost of operation of the machine tracking the pattern is determined based on the costs, and a set of instructions for controlling the machine is determined according to the sequence.Type: ApplicationFiled: June 27, 2012Publication date: January 2, 2014Inventor: Matthew Brand
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Patent number: 8583271Abstract: An apparatus may comprise a nondestructive evaluation system and a cutting system. The nondestructive evaluation system may be configured to inspect a processed portion of a structure. The nondestructive evaluation system may be configured to determine whether an inconsistency is present in the processed portion. The nondestructive evaluation system may also be configured to generate information about a location of the inconsistency. The cutting system may be configured to cut a number of parts out of the processed portion of the structure in which the inconsistency may be at least substantially excluded from the number of parts.Type: GrantFiled: March 16, 2009Date of Patent: November 12, 2013Assignee: The Boeing CompanyInventors: Roger W. Engelbart, Steven J. Burpo, Michael P. Renieri
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Publication number: 20130261771Abstract: The present invention reuses an accelerometer, or, more precise, sensed accelerations of a body sensor for user control of the body sensor. This is achieved by detecting predefined patterns in the acceleration signals that are unrelated to other movements of the patient. These include tapping on/with the sensor, shaking, and turning the sensor. New procedures are described that make it possible to re-use the acceleration sensing for reliable gesture detection without introducing many false positives due to non-gesture movements like respiration, heart beat, walking, etc.Type: ApplicationFiled: December 14, 2011Publication date: October 3, 2013Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventor: Warner Ten Kate
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Patent number: 8485681Abstract: A smart safety glove, wristband, method and kit is shown and described. In one embodiment, the glove or wristband includes an enclosing shell, a printed circuit board and a light configured to indicate intentions to traffic. In particular embodiments, the glove is in a sleep mode in a substantially horizontal position and the light is illuminated in a substantially vertical position. A method of hand signaling using a smart safety glove includes positioning the smart glove from the substantially horizontal sleep position to a predefined substantially vertical signaling position.Type: GrantFiled: September 13, 2011Date of Patent: July 16, 2013Inventor: Lars Richter
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Patent number: 8414469Abstract: A medical robotic system includes an entry guide with articulatable instruments extending out of its distal end, an entry guide manipulator providing controllable four degrees-of-freedom movement of the entry guide, and a controller configured to limit joint velocities in the entry guide manipulator so as to prevent movement of tips of the articulatable instruments from exceeding a maximum allowable linear velocity when the entry guide manipulator is being used to move the entry guide.Type: GrantFiled: June 27, 2008Date of Patent: April 9, 2013Assignee: Intuitive Surgical Operations, Inc.Inventor: Nicola Diolaiti
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Patent number: 8392007Abstract: This disclosure is directed to providing audio playback to a mobile device user. According to one aspect of this disclosure, a mobile device may be to modify audio playback in response to detecting an inclination of the mobile device (and thereby a user) with respect to a reference plane. According to another aspect of this disclosure, a mobile device may be configured to automatically identify an audible sound that may be motivational to a user, and store an indication of the audible sound in response to the identification. According to another aspect of this disclosure, a mobile device may automatically play back a previously identified motivational song in response to detection of user movement.Type: GrantFiled: September 30, 2011Date of Patent: March 5, 2013Assignee: Google Inc.Inventors: Tomas Izo, Gal Chechik
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Patent number: 8386069Abstract: A method of synchronizing a pickup of a handling device, a computer readable medium and a control device are disclosed. During movement, a pickup of a multi-axis handling device is synchronized with an object to be picked up which is carried along by a conveyor device. Furthermore, the pickup is synchronized with a moving conveyor device in order to put the object down onto the conveyor device. The pickup is synchronized along a computationally-determined polynomial path of at least the 3rd order between a starting point and a destination point.Type: GrantFiled: July 7, 2009Date of Patent: February 26, 2013Assignee: Siemens AktiengesellschaftInventors: Guido Hartmann, Tino Heber, Andre Heydenreich, Holger Hüfner, Raimund Kram
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Patent number: 8364289Abstract: In a method and apparatus for moving a free-swinging load that is suspended relative to a suspension point, a first path along which the load should be moved from a starting point to a destination, with a first location-dependent velocity, is provided to a processor. In the processor, a second path is automatically determined along which the suspension point should be moved with a second location-dependent velocity to cause the load to move along the first path from the starting point to the destination with the first location-dependent velocity. A movement-imparted mechanism, connected to the suspension point, is automatically controlled from the processor to move the freely-suspended load from the starting point to the destination by moving the suspension point along the second path with the second location-dependent velocity.Type: GrantFiled: November 8, 2007Date of Patent: January 29, 2013Assignee: Kuka Roboter GmbHInventor: Uwe Zimmermann
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Patent number: 8244387Abstract: A method of controlling an operation of an operating member from a first position to a second position, wherein an operating speed of the operating member is initially increased from zero while an acceleration value of the operating member is first increased from zero and then decreased to zero, and the operating speed is subsequently decreased while the acceleration value is first decreased from zero and then increased to zero, and wherein a derivative of the acceleration value of the operating member is controlled such that the derivative during an acceleration increasing time and the derivative during an acceleration decreasing time are asymmetric with respect to each other. Also disclosed in an operating device including the operating member and a control device having an asymmetric control portion configured to practice the control method.Type: GrantFiled: August 25, 2009Date of Patent: August 14, 2012Assignee: Fuji Machine Mfg. Co., Ltd.Inventor: Ye JianMing
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Patent number: 8175725Abstract: Adapting move constraints for position based moves in a trajectory generator. Specification of a trajectory may be received. The specification may include a geometry of the trajectory, where the geometry specifies a desired trajectory length. A plurality of constraints for the trajectory may be received. The plurality of constraints may include one or more of a velocity, acceleration, or jerk constraint. A motion control profile may be generated based on the plurality of constraints. The method may include determining if a distance of the motion control profile exceeds the desired trajectory length. If the distance of the motion control profile exceeds the desired trajectory length, one or more values of the plurality of constraints may be decreased to make the distance of the motion control profile less than or equal to the desired trajectory length.Type: GrantFiled: September 8, 2008Date of Patent: May 8, 2012Assignee: National Instruments CorporationInventor: Sundeep Chandhoke
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Patent number: 8155781Abstract: In order to improve movement control in an automation system for movement control, profiles for movement control are freely defined via functions. Polynomial interpolations or spline interpolations are used for the defined functions, the interpolations being of a higher degree. The profile for movement control has a command variable and a secondary variable, at least one of which is time-based or position-related.Type: GrantFiled: December 27, 2002Date of Patent: April 10, 2012Assignee: Siemens AktiengesellschaftInventors: Johannes Birzer, Tino Heber, Raimund Kram
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Patent number: 8121711Abstract: Controlling movement of movable arms on motion shafts of a measurement machine is disclosed. Each motion shaft of the measurement machine are divided into different motion ranges. The movable arms move in different motion ranges at different speeds. Motion direction of the movable arms is associated with an operation direction of a joystick.Type: GrantFiled: June 30, 2009Date of Patent: February 21, 2012Assignees: Hong Fu Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Chih-Kuang Chang, Hua-Wei Yang
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Patent number: 8090474Abstract: An apparatus and a method for controlling at least one machine, such as an industrial robot, having drives, safety peripheral components and a controller for a machine, and also having a safety controller. In this arrangement, the safety controller has superordinate access over the respective machine controller both to the machine drives and to the safety peripherals. This achieves the most easily configurable integration of the safety control loop into the operating control loops.Type: GrantFiled: December 20, 2006Date of Patent: January 3, 2012Assignee: KUKA Laboratories GmbHInventor: Bernd Fiebiger
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Patent number: 8050780Abstract: A servo-controlled system is disclosed for providing simulated feel equivalent to that of traditional mechanical hand controllers. Processed position and force sensor signals are used in a feedback loop that controls the motor mechanically connected to the stick. The feedback loop comprises a low-level motor feedback loop, and high-level force feel loop. The latter comprises static and dynamic performance components. The system allows variable and additional force cues to be specified externally to the system and felt by the operator, and/or external signal to backdrive the stick to follow a specified motion. The control framework permits the electronic coupling of the motion and applied forces by pilots in a dual arrangement while retaining the above-mentioned features. It simulates cross-coupling mechanical compliance due to force fight between pilots, detents and asymmetric force feel gradients. Parameters associated with loops and performance components can be specified independently.Type: GrantFiled: November 6, 2002Date of Patent: November 1, 2011Inventors: Claude Tessier, Jonathan Martineau
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Patent number: 8040087Abstract: A control device for driving a motor which includes a rotor and a stator is provided. The control device includes a Hall detector and driving circuit. The Hall detector detects magnetic flux variation when the rotor rotates and generates a first detection signal and a second detection signal. The first and second detection signals represent current rotation location when the rotor rotates. The driving circuit generates a driving signal to drive the stator. The driving circuit turns on or off the driving signal according to a control signal and the relationship between the first and second detection signals.Type: GrantFiled: October 9, 2008Date of Patent: October 18, 2011Assignee: Princeton Technology CorporationInventors: Che-Wei Hsu, Chi-Lin Hsu
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Patent number: 8032605Abstract: A method of causing movement of at least one target device based on at least one of a plurality of motion programs stored on a content server connected to a network. At least one identified characteristic of the at least one target device is identified. At least one selected motion program is selected from the plurality of motion programs stored on the content server. The at least one identified characteristic and the at least one selected motion program are transferred to the motion server. A motion media data set is generated at the motion server for the target motion device based on the at least one identified characteristic of the target device and the at least one selected motion program. The motion media data set is transferred from the motion server to the target motion device to cause the target device to perform the desired sequence of movements.Type: GrantFiled: April 1, 2003Date of Patent: October 4, 2011Assignee: Roy-G-Biv CorporationInventors: David W. Brown, Jay S. Clark
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Patent number: 8024069Abstract: A method for mapping a motion of a first object within a first motion path defined by a path planner based on a second motion path of a second object. The method includes creating the first motion path for the first object using the path planner, initializing a start position of the first object within the first motion path, determining a value for an initial condition for each segment of a plurality of segments in the first motion path created by the path planner, and calculating an elapsed time between a current sample call time to the path planner and a last sample call time to the path planner.Type: GrantFiled: January 28, 2009Date of Patent: September 20, 2011Assignee: GE Intelligent Platforms, Inc.Inventors: Daniel H. Miller, William Lindsay Morrison
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Patent number: 8005554Abstract: This device for controlling at least one operating variable of a regulated system comprising: a filter module for filtering at least one setpoint input to the control device, the module using a first order integrator; and a correction module for correcting the variable by servo-control, the module taking account of a measurement of the variable and of the setpoint as filtered by the filter module in order to generate at least one command for the system; a control module suitable for generating a gain control factor ? on the basis of at least one parameter of the system and of an operating limit value associated with the parameter; and weighting means for weighting the gain of the filter module as a function of the factor and of the residue between the setpoint and its filtered value.Type: GrantFiled: February 20, 2009Date of Patent: August 23, 2011Assignee: SNECMAInventor: Serge Le Gonidec
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Patent number: 7856282Abstract: A member of a machine, such as a boom on construction equipment for example, is pivoted by a first actuator and has a length that is alterable by a second actuator. A control method allows an operator of the machine to command a point on the member to move along a straight line path. The operator command specifies velocities along two orthogonal axes and those velocities are transformed into an angular velocity and a length velocity for the member. The angular velocity and a length velocity then are converted into individual velocities for the first and second actuators. Each actuator is operated at its respective velocity to achieve the commanded movement of the member.Type: GrantFiled: March 26, 2004Date of Patent: December 21, 2010Assignee: INCOVA Technologies, Inc.Inventor: Keith A. Tabor
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Patent number: 7818073Abstract: A method of obtaining improved feedforward data for a feedforward control system to move a component through a setpoint profile is presented. The setpoint profile includes a plurality of target states of the component each to be substantially attained at one of a corresponding sequence of target times. The method includes moving the component with the feedforward control system according to the setpoint profile using a first set of feedforward data; measuring a state of the component at a plurality of times during the movement; comparing the measured states with corresponding target states defined by the setpoint profile to obtain a set of errors; filtering the set of errors with a non-linear filter; generating improved feedforward data based on the filtered errors, the improved feedforward data being usable by the feedforward control system to move the component more accurately through the setpoint profile.Type: GrantFiled: April 20, 2006Date of Patent: October 19, 2010Assignees: ASML Netherlands B.V., Koninklijke Philips Electronics N.V.Inventor: Marcel François Heertjes
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Patent number: 7801700Abstract: Some embodiments of the present invention provide a system that generates a simulated vibration pattern in a computer subsystem. During operation, a vibration pattern is monitored at a location in the computer subsystem, wherein the vibration pattern is monitored while the computer subsystem is incorporated into the computer system and the computer system is operating. Then, the vibrations of the computer subsystem are mimicked by generating the simulated vibration pattern at the same location in the computer subsystem based on the monitored vibration pattern.Type: GrantFiled: August 5, 2008Date of Patent: September 21, 2010Assignee: Oracle America, Inc.Inventors: Kenny C. Gross, Anton A. Bougaev, Aleksey M. Urmanov
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Publication number: 20100234977Abstract: An apparatus may comprise a nondestructive evaluation system and a cutting system. The nondestructive evaluation system may be configured to inspect a processed portion of a structure. The nondestructive evaluation system may be configured to determine whether an inconsistency is present in the processed portion. The nondestructive evaluation system may also be configured to generate information about a location of the inconsistency. The cutting system may be configured to cut a number of parts out of the processed portion of the structure in which the inconsistency may be at least substantially excluded from the number of parts.Type: ApplicationFiled: March 16, 2009Publication date: September 16, 2010Applicant: THE BOEING COMPANYInventors: Roger W. Engelbart, Steven J. Burpo, Michael P. Renieri
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Patent number: 7778716Abstract: A command generating device includes a command shape calculating unit for calculating an nth derivative command shape which is a fixed multiple of the nth derivative with respect to time of a position command for causing a machine to reach a target position at a positioning time so that a convolution of a velocity command which is the first derivative with respect to time of the position command and the impulse response of a transfer function determined from the frequency of a vibration which occurs in the machine becomes equal to zero, the convolution being calculated over the time period from the positioning time onward, and an associating processing unit for integrating the nth derivative command shape n times with respect to time, and for multiplying the integral result by a constant which associates the position command at the positioning time with the target position so as to determine the position command.Type: GrantFiled: December 9, 2008Date of Patent: August 17, 2010Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Koichiro Ueda, Hidetoshi Ikeda, Kiyoshi Maekawa
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Patent number: 7693587Abstract: Methods and apparatus are described for control of friction at the nanoscale. A method of controlling frictional dynamics of a plurality of particles using non-Lipschitzian control includes determining an attribute of the plurality of particles; calculating an attribute deviation by subtracting the attribute of the plurality of particles from a target attribute; calculating a non-Lipschitzian feedback control term by raising the attribute deviation to a fractionary power ?=(2m+1)/(2n+1) where n=1, 2, 3 . . . and m=0, 1, 2, 3 . . . , with m strictly less than n and then multiplying by a control amplitude; and imposing the non-Lipschitzian feedback control term globally on each of the plurality of particles; imposing causes a subsequent magnitude of the attribute deviation to be reduced.Type: GrantFiled: February 3, 2004Date of Patent: April 6, 2010Assignee: UT-Battelle, LLCInventors: Jacob Barhen, Yehuda Y. Braiman, Vladimir Protopopescu
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Patent number: 7689300Abstract: When causing manual movement of a moving section of a machine tool, shape data of the moving section is made to move in a movement direction that has been input manually, and it is confirmed whether there is no interference with shape data of a surrounding interfering object. If interference occurs, a position returned a specified distance from the position where interference occurs is made a stop position, the moving section is moved to this stop position, and stopped at that position.Type: GrantFiled: August 16, 2005Date of Patent: March 30, 2010Assignee: Okuma CorporationInventors: Yuji Naganawa, Yasushi Fukaya, Yoshiichi Ichikawa, Mamoru Yamashita
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Patent number: 7672741Abstract: A position/force control device includes position detectors on a master 1 side and on a slave 3 side. Reaction force estimation observers 2 and 4 estimate reaction force based on outputs of the position detectors. A position control part 5 generates acceleration signals apm, aps for controlling positions on the master side and on the slave side on the basis of the position signals outputted by the position detectors. The operation force control part 6 generates acceleration signals afm, afs for controlling forces applied to the master side and to the slave side based upon the outputs from reaction force estimation observers 2 and 4. The acceleration composition part 7 composes the two sets of acceleration signals apm, aps, and afm, afs, and outputs the driving signals for the master side and the slave side.Type: GrantFiled: July 21, 2004Date of Patent: March 2, 2010Assignee: Keio UniversityInventors: Kouhei Ohnishi, Masaki Kitajima, Yasuhide Morikawa, Souji Ozawa, Toshiharu Furukawa, Toshiyuki Murakami, Kazuo Nakazawa, Wataru Iida, Tomoko Yano