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| Number | Title | Issue Date |
| 8131499 | Electronic apparatus and disk protection method An electronic apparatus includes a body, a triaxial acceleration sensor which is built in the body and includes a long axis and a short axis, a disk device built in the body, a calculation unit that calculates a value on a basis of an acceleration value which is det... | 03/06/2012 |
| 8121808 | Systems and methods for location, motion, and contact detection and tracking in a networked audiovisual device Systems and methods for location, motion, and contact detection and tracking in a portable networked device are disclosed. A portable device may include a motion detection unit including an accelerometer for detecting accelerations in one or more axes. Signals assoc... | 02/21/2012 |
| 8073649 | Portable electronic apparatus, operation control method, operation control program, signal generation apparatus and signal generation method A portable electronic apparatus includes an acceleration detection unit, an evaluation-signal generation unit, and a control unit. The acceleration detection unit is configured to detect an acceleration generated in the portable electronic apparatus. The evaluation-... | 12/06/2011 |
| 8060336 | Electronic apparatus and disk protection method An electronic apparatus includes a body, a triaxial acceleration sensor which is built in the body and includes a long axis and a short axis, a disk device built in the body, a calculation unit that calculates a value on a basis of an acceleration value which is det... | 11/15/2011 |
| 8060337 | Method and apparatus for estimating a motion parameter A system for estimating motion parameters corresponding to a user. The system may generally include a receiver operable to receive a signal from an external source, an inertial sensor operable to be coupled with the user and arbitrarily oriented relative to the dire... | 11/15/2011 |
| 8055469 | Method and apparatus for determining the attachment position of a motion sensing apparatus A motion sensing apparatus generally comprising a housing unit operable to be attached to an object at an attachment position, an accelerometer operable to provide a signal corresponding to an acceleration measurement; and a processing system. The processing system ... | 11/08/2011 |
| 8050886 | Motion plane correction for MEMs-based input devices An electronic motion-based input device and method for correcting errors in acceleration due to a deviation from a horizontal plane of motion by correcting for gravitational acceleration components due to the deviation in the plane of motion. ... | 11/01/2011 |
| 8050885 | Method for determining the effects of the wind on a blind A method for determining the effects of the wind on a blind (1) or the like that is provided with a sensor means (231) for measuring the effects of the wind in a first measurement direction (X1) and in a second measurement direction (Y1... | 11/01/2011 |
| 8041532 | Method for information processing, information processing apparatus, and computer program for information processing In a measured-value converting process, a shape-condition converting process and an absolute coordinate system converting process (S16) are performed on a value measured by a sensor. In the shape-condition converting process, when a mobile terminal has a shap... | 10/18/2011 |
| 8036850 | Method and apparatus for estimating a motion parameter A method and apparatus for estimating a motion parameter corresponding to a subject element employs one or more accelerometers operable to measure accelerations and a processing system operable to generate a motion parameter metric utilizing the acceleration measure... | 10/11/2011 |
| 8036851 | Activity monitoring systems and methods An activity monitor, comprises housing for attachment to a person; at least one accelerometer disposed within the housing; and a processor disposed within the housing, for processing signals from the accelerometer to assess activity of the person. A method assesses ... | 10/11/2011 |
| 8032324 | Interactive controller device A method and system for an interactive controller device comprising a two axis sensor in combination with one or more other sensors for hand-held devices operated in mid-air. A time sequence of measurements in three linearly independent directions is used to extract... | 10/04/2011 |
| 8024150 | Information equipment for detecting fall Acceleration is detected by an acceleration sensor in information equipment and information of detected acceleration is compared with a threshold value. Then, if the information of the detected acceleration is equal to or less than the threshold value, it is determi... | 09/20/2011 |
| 8010313 | Hand held pointing device with roll compensation A pointing device includes accelerometers and rotational sensors that are coupled to a processor. The processor samples the accelerometers and rotational sensors to detect gravity and pointing device motion and uses algebraic algorithms to calculate roll compensated... | 08/30/2011 |
| 7983872 | Body movement detector, body movement detection method and body movement detection program A vertical component is extracted from an acceleration vector corresponding to body movement of a user from a three-axis acceleration sensor, and the vertical-component is separated by a high-band/low-band separating unit into a high-band component and a low-band co... | 07/19/2011 |
| 7979235 | Method and device for detecting anomalous events for an electronic apparatus, in particular a portable apparatus Detection of an anomalous event in an electronic apparatus includes detecting accelerations acting on the electronic apparatus, establishing a normal-mode range of accelerations that corresponds to normal operation of the apparatus, and detecting the anomalous event... | 07/12/2011 |
| 7970571 | Hand held pointing device with roll compensation A pointing device includes accelerometers and rotational sensors that are coupled to a processor. The processor samples the accelerometers and rotational sensors to detect gravity and pointing device motion and uses algebraic algorithms to calculate roll compensated... | 06/28/2011 |
| 7970573 | Techniques for determining orientation of a three-axis accelerometer A method, apparatus, and article containing computer instructions are described. Embodiments may use accelerometer data regarding forward motion by a wearer of a three-axis on-body accelerometer. Embodiments may further measure an acceleration due to gravity on each... | 06/28/2011 |
| 7970572 | Method of detecting free fall and apparatus to detect free fall using the method A method of detecting a free fall of a device includes measuring an acceleration of the device, calculating an integral of the acceleration, and determining whether the acceleration is periodic. If the acceleration is not periodic, the integral of the acceleration i... | 06/28/2011 |
| 7966146 | Force sensing apparatus and method to determine the radius of rotation of a moving object An apparatus having an arrangement of two or more identical accelerometers with aligned sensitivity axes. Each of the accelerometers senses motion over at least one axis. The accelerometer readings include a component corresponding to gravitational force that is the... | 06/21/2011 |
| 7962309 | Method and device for measuring the progress of a moving person The invention relates to measuring devices to be used in physical measuring, and more particularly, to a method and a device for measuring the progress of a moving person. In the solution according to the invention the quantities describing the progress of the movin... | 06/14/2011 |
| 7962308 | Body motion detection device, body motion detection method, and body motion detection program A body motion detecting method calculates an acceleration-of-gravity vector from acceleration vectors, which are detection outputs of a multi-axial acceleration sensor. The method extracts a vertical component of acceleration, using the acceleration vectors from the... | 06/14/2011 |
| 7949488 | Movement monitoring systems and associated methods Systems and methods are disclosed that monitor movement of a person, or of a vehicle ridden by the person, to determine speed, distance traveled and/or airtime of the person or vehicle. Accelerometer-based sensors, pressure sensors or Doppler sensors may be employed... | 05/24/2011 |
| 7937241 | Method and device for analyzing the effects of the vibrations of a vehicle acting on a person Methods and systems for analyzing vibrations of a vehicle acting on a person. The person uses a sprung vehicle seat. A detection unit detects acceleration values fitted to the vehicle seat in the x-, y- and z-axes at preset intervals of time. An increase over time o... | 05/03/2011 |
| 7881900 | Acceleration measuring device A reference point defined on a two dimensional or three dimensional orthogonal coordinate space and scale reference of respective axes are estimated based on a distribution on the three dimensional orthogonal coordinate space at the time when respective axial compon... | 02/01/2011 |
| 7856336 | Forward-looking altitude detector An altitude dead reckoning system using a measured forward speed and a measured forward-looking acceleration in a dead reckoning (DR) altitude calculator to calculate an altitude change. The DR altitude calculator may also use a measured yaw angle rate to provide co... | 12/21/2010 |
| 7831407 | Adaptive vehicle control system with driving style recognition based on vehicle U-turn maneuvers An adaptive vehicle control system that classifies a driver's driving style based on vehicle U-turn maneuvers. A process determines if the vehicle has started a turn if the yaw rate is greater than a first yaw rate threshold, and determines a vehicle heading angle b... | 11/09/2010 |
| 7826999 | Magnetic tilt compensated heading compass with adaptive zoffset The instant invention utilizes two, optionally orthogonal and optionally slightly tilted, horizontal magnetic sensors and, optionally, a 2 or 3 axis accelerometer or inclinometer to calculate a pitch, roll and tilt compensated heading. A vertical, Z, component is re... | 11/02/2010 |
| 7827000 | Method and apparatus for estimating a motion parameter A system for estimating motion parameters corresponding to a user. The system may generally include a receiver operable to receive a signal from an external source, an inertial sensor operable to be coupled with the user and arbitrarily oriented relative to the dire... | 11/02/2010 |
| 7797125 | Method and device for determining the roll angle for occupant protection devices A method for determining the roll angle for occupant protection devices and a corresponding device are described. A transverse acceleration and a vertical acceleration of the vehicle are detected, and the roll angle of the vehicle is estimated based on the detected ... | 09/14/2010 |
| 7788059 | Rotational insensitivity using gravity-based adjustments A personal electronic device determines its orientation by performing a number of operations. The personal electronic device determines one or more sample periods and creates rolling averages of accelerations for a plurality of axes over the one or more sample perio... | 08/31/2010 |
| 7783449 | Digital high-pass filter for a displacement detection device of a portable apparatus A digital high-pass filter has an input, an output, and a subtractor stage, having a first input terminal, a second input terminal and an output terminal. The first input terminal of the subtractor stage is connected to the input of the digital high-pass filter and ... | 08/24/2010 |
| 7778793 | Wireless sensor for semiconductor processing systems A wireless sensor is provided to obtain information relating to vibration of wafers or substrates in a semiconductor processing system. In one exemplary embodiment, a wireless substrate-like sensor is provided and includes a power source adapted to provide power to ... | 08/17/2010 |
| 7778792 | Systems and methods for location, motion, and contact detection and tracking in a networked audiovisual device Systems and methods for location, motion, and contact detection and tracking in a portable networked device are disclosed. A portable device may include a motion detection unit including an accelerometer for detecting accelerations in one or more axes. Signals assoc... | 08/17/2010 |
| 7698092 | Portable electronic apparatus, operation control method, operation control program, signal generation apparatus and signal generation method A portable electronic apparatus includes an acceleration detection unit, an evaluation-signal generation unit, and a control unit. The acceleration detection unit is configured to detect an acceleration generated in the portable electronic apparatus. The evaluation-... | 04/13/2010 |
| 7684954 | Apparatus and method for classification of physical orientation A state classifier uses learning obtained from a plurality of training algorithms each adapted to differentiate between states of physical orientation of an object in response to input data from an tri-axial accelerometer. At least two of the training algorithms are... | 03/23/2010 |
| 7672806 | Displacement detection device for a portable apparatus In a displacement detection device, an acceleration sensor generates at least a first acceleration signal relating to an axis of detection, and a displacement detection circuit is connected to the acceleration sensor has a comparator stage for comparing the accelera... | 03/02/2010 |
| 7657395 | Two-axis accelerometer for detecting inclination without the effect of common acceleration A system and device for detecting inclination that eliminates the need to compensate for the acceleration of the vehicle is disclosed. The system includes a multi-axis acceleration sensing device that is fixedly attached to the object such that each sensing axis of ... | 02/02/2010 |
| 7657394 | Direct determination of rigid body motion using data collected from independent accelerometers System and method for enabling direct determination of rigid body motion using data collected from a plurality of independent accelerometers are disclosed. A mechanical object that can be theoretically emulated as a rigid body is instrumented with a plurality of acc... | 02/02/2010 |
| 7653507 | Acceleration measuring device The present invention relates to an acceleration measuring device capable of acquiring the offset for correcting the output of a triaxial acceleration sensor. The invention is provided with an acceleration sensor for detecting the acceleration in a triaxial directio... | 01/26/2010 |
