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| Number | Title | Issue Date |
| 7364121 | Methods and systems for automatically controlling aircraft takeoff rolls Methods and systems for automatically controlling aircraft takeoff rolls. A method in accordance with one embodiment of the invention includes receiving an indication of a target takeoff roll path for an aircraft, and automatically controlling a direction of an airc... | 04/29/2008 |
| 7305285 | Method and device for piloting an aircraft A piloting device may include a section for generating control orders for the control surfaces acting on the yaw movement of an aircraft. A central unit determines an instruction to rotate the aircraft, based on control orders, and determines a global moment to be a... | 12/04/2007 |
| 7239105 | Method compensating gyro sensor for robot cleaner A method of compensating a gyro sensor of a robot cleaner is provided. The method includes changing to a compensation mode if a robot cleaner travels greater than a compensation reference, and compensating an output value of the gyro sensor by use of an upper camera... | 07/03/2007 |
| 7185957 | Braking force distribution control apparatus and method A braking force distribution apparatus for a vehicle includes pressure sensors for detecting the internal pressures of the tires, and wheel speed sensors for detecting the angular speeds of the wheels. The apparatus obtains a dynamic load radius change rate of each ... | 03/06/2007 |
| 7122990 | Digital servo motor controller IC design for preventing the power feedback effect during manual adjusting the servo motor The present invention provides an improvement design for a digital servo motor controller IC to prevent the power feedback effect during manual adjusting the servo motor. A circuit is added at each output of the digital servo motor controller IC. The added circuit c... | 10/17/2006 |
| 7063334 | Vehicle stability system using active tilting mechanism The present invention is a vehicle stability system that affords safe turn with higher speed as well as maximum brake performance and resists rollover by using one or more electrical and mechanical modes to shift the center of gravity of the vehicle into a more stab... | 06/20/2006 |
| 7040722 | Method of estimating the risk of a vehicle overturning The invention relates to a method for redundantly estimating, i.e. by various sub-methods, the risk of lateral overturn of a vehicle. One sub-method involves estimating the risk of overturn according to the actual braking state of the vehicle—braking or strong bra... | 05/09/2006 |
| 7024280 | Robot capable of detecting an edge A robot with an edge detector and two operating modes. The first operating mode is a remote control mode. The second operating mode is a processor controlled mode. ... | 04/04/2006 |
| 6961648 | System and method for desensitizing the activation criteria of a rollover control system A method of densensitizing includes determining a relative roll angle, determining when the vehicle is in a transitional maneuver, and when the vehicle is in a transitional maneuver, setting a roll signal for control to the relative roll angle, reducing control effo... | 11/01/2005 |
| 6934611 | Vehicle stability operator feedback system System for monitoring vehicle operating conditions and parameters and issuing warnings to the operator when a predetermined vehicle status is present. The predetermined vehicle status includes a variety of unsafe driving conditions and is responsive to a changing ce... | 08/23/2005 |
| 6815919 | Accelerated startup for a balancing personal vehicle A method and apparatus that afford a user accelerated access to operation of a balancing personal transporter. The method includes first initializing a single-axis stabilizer, and, while initializing a 3-axis stabilizer, alerting the rider that the transporter is re... | 11/09/2004 |
| 6810305 | Obstruction management system for robots A system for mobile robots to detect obstructions. Obstructions include objects which may impair the or impede the mobility of the robot, as well as transitions from carpeted surfaces to hard surfaces, transitions from hard surfaces to carpet, or transitions between... | 10/26/2004 |
| 6789640 | Yaw control for a personal transporter A device and method for providing yaw control for a balancing transporter that has two laterally disposed ground-contacting wheels. The method has the steps of receiving a user input of a desired yaw value; comparing an instantaneous yaw value with the desired yaw v... | 09/14/2004 |
| 6693405 | Electrical steering system An electrical steering system for a vehicle includes an electrically supplied steering motor arrangement which is connected with an inverter arrangement, whose output voltage is influenced by a computer arrangement, and a sensor arrangement. To reduce the... | 02/17/2004 |
| 6586901 | Methods and apparatus suitable for facilitating control of an aircraft rudder A method and an apparatus for controlling aircraft rudder movement are disclosed. The system including a yaw damping control portion integrated with a directional compensation rudder control portion, such that the system may simultaneously provide yaw dam... | 07/01/2003 |
| 6526338 | Electrical fly-by-wire system for operating an aircraft rudder An electrical fly-by-wire system for operating an aircraft rudder includes a low-pass filter, arranged between a rudder bar and an actuator of a rudder. The low-pass filter receives a control command from the rudder bar corresponding to the degree of trav... | 02/25/2003 |
| 6448734 | Method for current regulation of permanently excited synchronous motors for guided missiles having an electromechanical actuating drive for the rudder In a method for current regulation of permanently excited synchronous motors for guided missiles with an electromechanical actuating drive for the rudder, the commanded current is always guided orthogonally to the magnet-wheel flow. Further: a) from measu... | 09/10/2002 |
| 6445153 | Method and system for adjusting headway in an adaptive speed control system based on road surface coefficient of friction In an adaptive speed control system for a vehicle, a method and system for automatically adjusting a selected following interval for the vehicle based on driving conditions is provided. The method includes determining a driving surface coefficient of fric... | 09/03/2002 |
| 6321141 | Method and device for detecting motor vehicle tilt A method and a device are provided for detecting a tendency of a vehicle to tip about a vehicle axis oriented in the longitudinal direction of the vehicle. To this end, a variable is ascertained describing the dynamics of the vehicle linear motion. The de... | 11/20/2001 |
| 6285153 | Method and system for adjusting headway in an adaptive speed control system based on road surface coefficient of friction In an adaptive speed control system for a vehicle, a method and system for automatically adjusting a selected following interval for the vehicle based on driving conditions is provided. The method includes determining a driving surface coefficient of fric... | 09/04/2001 |
| 6240246 | Anti-resonance mixing filter In a closed loop control system that governs the movement of an actuator a filter is provided that attenuates the oscillations generated by the actuator when the actuator is at a resonant frequency. The filter is preferably coded into the control system a... | 05/29/2001 |
| 6208106 | Method and system for adjusting headway in an adaptive speed control system based on road surface coefficient of friction In an adaptive speed control system for a vehicle, a method and system for automatically adjusting a selected following interval for the vehicle based on driving conditions is provided. The method includes determining a driving surface coefficient of fric... | 03/27/2001 |
| 6137252 | Controller of a stepping motor, control method for the motor and timing device A power-saving controller for controlling a stepping motor mounted in an electronic wristwatch. A pulse signal generator in the controller combines two pulse signals GPi and GPi+2 having different duty factors using a compositing signal CP, based on a ref... | 10/24/2000 |
| 6085131 | Driverless vehicle system and method The driverless vehicle system and method of control therefor includes a fixed camera fixedly mounted to a vehicle and a movable camera movably mounted to the vehicle. A control unit selectively inputs an image from one of the fixed camera and the movable ... | 07/04/2000 |
| 6060847 | Interactive amusement ride An amusement ride provides an interactive experience to its passengers. The amusement ride includes at least one ride vehicle movable along a track. The amusement ride senses inputs from at least one passenger that affects various elements of the ride. Th... | 05/09/2000 |
| 6025687 | Mobile unit and controller for mobile unit A controller for a mobile unit providing a setting unit to set an upper limit on the number of corrective rotations of to turn said mobile unit so as to correct the turning angle of said mobile unit, and a turning unit to turn said mobile unit within a ra... | 02/15/2000 |
| 5869943 | Vehicle motion control system The present invention is directed to a vehicle motion control system for maintaining vehicle stability, even in the case where the vehicle is tilted when the vehicle is in turning motion, wherein a braking force control unit is provided for controlling a ... | 02/09/1999 |
| 5738310 | Rudder bar system with force gradient for a helicopter A rudder bar system for a helicopter controlled in yaw by acting on the tail rotor or an equivalent device has a capability, as a function of the parameters representative of the current flight status of the helicopter, of either automatically continuousl... | 04/14/1998 |
| 5698353 | Flat display and method of its manufacture The present invention discloses a flat display. The flat display is obtained by sealing an electro luminescent display which emit red and green light to a plasma display panel which emit blue light. One discharge space formed in the plasma display panel holds ... | 12/16/1997 |
| 5650703 | Downward compatible AGV system and methods An automated guided vehicle (AGV) control system which is downward compatible with existing guidewire systems providing both guidewire navigation and communication and autonomous navigation and guidance and wireless communication between a central control... | 07/22/1997 |
| 5489830 | Control system with loadfeel and backdrive The control system includes a control member connected to a control centering device which resists operational control member movement and returns it to a neutral position upon release thereof. Force and position sensors connected to the control member de... | 02/06/1996 |
| 5339241 | Method and system for controlling a travelling body so as to move forward along the predetermined route of the movement of travelling body A method and apparatus for controlling a travelling body having a main body and a steering device along a predetermined route includes a plate-shaped indicator disposed perpendicular to an axis of the main body, an optical pointer emitting light of a firs... | 08/16/1994 |
| 5300869 | Nonholonomic camera space manipulation A nonholonomic camera space manipulation system which allows a mobile manipulator which can have both holonomic and nonholonomic movement to autonomously use computer vision to move with respect to a goal position without any prior knowledge or calibratio... | 04/05/1994 |
| 5281901 | Downward compatible AGV system and methods An automated guided vehicle (AGV) control system which is downward compatible with existing guidewire systems providing both guidewire navigation and communication and autonomous navigation and guidance and wireless communication between a central control... | 01/25/1994 |
| 5208521 | Control system for a self-moving vehicle A control system for a self-moving vehicle is provided with a pair of driving wheels on both sides of a shaft of a vehicle, motors for driving the driving wheels, velocity encoders for outputting velocity feedback signals in detecting the rotational veloc... | 05/04/1993 |
| 5192903 | Equipment for transporting a load A load transport equipment having self-propelled trucks travelling on a predetermined route so as to transport a load by the truck, wherein an encoder is connected to a motor and the pulse number from the encoder is counted by a counter, the counted value... | 03/09/1993 |
| 5184054 | Friction actuator An actuator suitable for autopilot control of a helicopter tail rotor comprises a direct current motor, a non-reversible gearbox, a speed reducer driving an output shaft, a friction device disposed between the non-reversible gearbox and the speed reducer ... | 02/02/1993 |
| 5182505 | Aircraft control surface position transducer A retrofit apparatus for providing a signal indicative of the position of an aircraft control surface comprises a rotary coupling flexibly coupled to the control surface, an extensible coupling driven by the rotary coupling, a quadric-chain linkage couple... | 01/26/1993 |
| 5179329 | Travel control method, travel control device, and mobile robot for mobile robot systems A plurality of mobile robots forming part of a travel control system are controlled by a travel control station. The travel control station directs each of the mobile robots to a destination where it performs selected operations. The robot, in response to... | 01/12/1993 |
| 5175480 | Vehicle guidance and control systems and methods for controllably guiding a vehicle along a predetermined pathway In accordance with the method, first and second substantially parallel conductors are placed along a pathway and coupled to a controller in a manner so that each may carry a current independently controllable by the controller. A sensing coil is placed in... | 12/29/1992 |
