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7620504 |
Road-surface condition estimating device
A driving-torque difference value, an inertial-force difference value of the vehicle, and an inertial-force change-amount difference value of the vehicle are calculated. Subsequently, a first...
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7617069 |
Hang-timer for providing recording instructions
A hang-timer device is disclosed that is capable of issuing recording instructions to a recording device, such as a digital camera. The hang-timer can measure a static acceleration profile of a...
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7613567 |
Method for correcting the outputs of vehicle behavior sensor
First and second acceleration sensor elements for detecting the acceleration of a vehicle in the direction in which the vehicle travels, and the acceleration of the vehicle in the direction...
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7610166 |
Geolocation system and method for determining mammal locomotion movement
An example geolocation system for mounting on a mammal incorporates simple sensing sleeves on the calves of the body support members, combined with an accelerometer based gravity direction and...
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7606411 |
Robotic gesture recognition system
A gesture recognition system enabling control of a robotic device through gesture command by a user is provided, comprising a robotic unit, a video or infrared camera affixed to the robotic unit,...
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7558600 |
Mobile communication terminal and method of control through pattern recognition
A method for controlling a mobile terminal through pattern recognition and a mobile communication terminal for the same is provided. The method includes, receiving user input via contact with a...
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7542875 |
Reciprocating pump performance prediction
Performance parameters for a reciprocating pump including pulsation energy, temperature energy, solids, Miller number and chemical energy and the like are monitored and employed to at least...
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7529640 |
Method of calculating an angle of inclination and apparatus with a three-axis acceleration sensor
A sensor apparatus for calculating an angle of inclination includes a three-axis acceleration sensors used for sensing acceleration and resolving the acceleration into a first acceleration...
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7526369 |
Pedestrian detection device, related method, air bag system and vehicle equipped with air bag system
A pedestrian detection device, a related method, an air bag system and a vehicle are disclosed. The pedestrian detection device 20 includes an infrared ray sensor 30 A, which detects a...
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7523011 |
Method for analyzing signal waveform and analyzing vehicle dynamic characteristic
A signal waveform analysis method includes: determining a trend component of an object signal by applying a zero-phase filter to the object signal; determining an oscillatory component of the...
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7522982 |
Methods and systems for detecting automobile rollover
An automobile rollover detection system comprising a control module to receive a first set and a second set of signals, to determine a first threshold in response to the first set of signals, to...
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7516038 |
Method for the mircomechanical measurement of acceleration and a micromechanical acceleration sensor
The invention relates to measurement devices used in the measurement of acceleration, and more specifically, to micromechanical acceleration sensors. The invention seeks to offer an improved method...
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7512515 |
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...
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7499826 |
Method of estimating mass for vehicle safety
A method of estimating a mass of a vehicle. If a yaw rate is smaller than a reference value, a straight direction model algorithm is applied to obtain an estimated mass. If a measured speed and a...
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7496470 |
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...
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7478009 |
Apparatus and method for evaluating a hypertonic condition
An apparatus and method for evaluating a hypertonic condition in a movable extremity are described. The apparatus includes an accelerometer, a gyroscope, a force sensor and a data communication...
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7474970 |
Information processing apparatus and head retraction processing method of built-in hard disk drive thereof
An information processing apparatus is disclosed. The information processing apparatus includes a hard disk drive, an acceleration sensor, a determination section, and a threshold value setup...
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7469197 |
Measurement data collection method and portable information device
A data collection unit ( 37 ) collects measurement data which satisfies a data collection condition designated by an application ( 33 ) and stores the measurement data in a temporary storage area (...
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7467060 |
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...
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7457719 |
Rotational insensitivity using gravity-based adjustment
One or more rolling averages of accelerations over a sample period are created. The one or more rolling averages of accelerations are measured by an accelerometer over the sample period. A...
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7454313 |
Hierarchical workload monitoring for optimal subordinate tasking
A system and method of hierarchical monitoring for subordinate assessment is described. Generally, the system receives remotely sensed data about a user's physiology and contextual state, and...
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7451058 |
Adaptive pace estimation device and method
A device and method for estimating an adaptive pace depending on a user with a different pace. An adaptive pace estimation device includes a GPS receiver for receiving position information from a...
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7451057 |
System and method for detection of freefall with spin using two tri-axis accelerometers
A system and method detect freefall associated with an object that is spinning or tumbling as it falls. Two tri-axis accelerometers provide inputs to an algorithm that detects the freefall of a...
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7451056 |
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...
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7437931 |
Medical application for no-motion sensor
A sensor unit to detect a stillness event, the sensor unit including a gyroscope attached to a monitored person, a micro-controller communicatively coupled to the gyroscope, and a memory...
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7428472 |
Monitoring activity of a user in locomotion on foot
A device supported by a user while the user is in locomotion on foot during an outing may monitor a performance parameter of the user. The performance parameter may comprise a pace and/or a speed...
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7424385 |
Portable terminal having motion detection function and motion detection method therefor
A portable terminal having a motion detection function and a motion detection method for the portable terminal are provided. A motion of the portable terminal is input by measuring an acceleration...
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7395175 |
Digital data recording apparatus, sampling data identification method thereof, and program for identifying sampling data
A digital data recording apparatus, which can record the exact acquisition time of data, a sampling data identification method thereof, and a program for identifying sampling data, are provided. A...
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7389552 |
Ambulance cot system
The present invention relates to ambulance cots, cot systems and methods of using the same. In particular, the present invention provides an ambulance cot comprising a hydraulic system and a tip...
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7363190 |
Sensor control circuit
A sensor control circuit includes an acceleration sensor which detects acceleration and generates a detection signal. The sensor control circuit also includes a processing section which generates a...
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7363189 |
Method and device for detecting decompression of tires, and program for judging decompression of tires
A detection method of reducing the air pressure of tires based on the rotational speed of wheels mounted on a vehicle. The method includes steps of: determining the rotational speed of each wheel,...
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7363116 |
Method for determining the mass of a motor vehicle while taking into account different driving situations
A method for determining the mass of a motor vehicle while taking different driving situations into consideration, involving an evaluation of a vehicle acceleration, wherein apart from a driving...
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7362227 |
Anti-theft and security system for computers
A system is disclosed for preventing an unauthorized person from use a portable computer having an external port. The system includes a control device capable of connecting to an external port of...
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7356437 |
Information processing apparatus, imaging apparatus, information processing method, and computer program
An information processing apparatus, an imaging apparatus, and an information processing method, and a computer program are provided. An information processing apparatus includes: an acceleration...
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7328615 |
Method and apparatus for detecting free fall of electronic device
A method and apparatus for detecting a free fall of an electronic device. The method includes: sensing a falling acceleration of the electronic device using an acceleration sensor; determining...
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7328121 |
Vibration data collection method and apparatus
The present invention relates to a vibration data collection method and apparatus. The invention includes processes of receiving electrical vibration signals from at least one vibration sensor,...
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7328120 |
Acceleration/deceleration control method and apparatus as well as program of acceleration/deceleration control method
To provide an acceleration/deceleration control method, apparatus and the like for determining the acceleration/decelerations of motors according to, for example, the drive directions, acceleration...
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7308587 |
Method and apparatus for preventing the transitioning of computer system power modes while the system is in motion
A computer apparatus provides control for automatically switching the apparatus between various operating modes requiring varying levels of power consumption. An embedded controller determines...
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7305323 |
Method and apparatus for counting a number of steps taken by walker
A method and apparatus for counting the steps taken by a walker is provide. The method includes detecting an acceleration value generated by a step taken by a walker at every first stated interval,...
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7299149 |
Portable device with action shortcut function
A portable information device has an action recognizing function. An action detector precisely detects a single 3-dimensional movement of the device. A plurality of reference action patterns each...
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7292000 |
Angular velocity measuring device and leg-moving robot
An angular velocity measuring device ( 1 ) includes a first sensor ( 2 ) (vibration gyro) and a second sensor ( 3 ) (gas rate gyro). The detection output of the first sensor ( 2 ) is inputted to a...
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7269532 |
Device and method for measuring orientation of a solid with measurement correction means
The present invention relates to a device for detecting the orientation of a solid including a sensor of angular position, capable of being affixed to the solid and of supplying at least a...
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7269530 |
Wireless transmission method for tire detection signals
A wireless transmission method for tire detection signals increases the percentage of successfully received tire detection signals received by the receiving unit and extends the usage life of...
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7265693 |
Method and apparatus for detecting position of movable device
A method and apparatus for detecting the position of a movable device are provided, in which an acceleration signal of the movable device is obtained and the acceleration signal is converted to a...
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7263460 |
Device and method for measuring accelerations for a passenger protection system in a vehicle
Disclosed is a device for measuring accelerations for a vehicle passenger protection system, whereby a first and second acceleration sensor with a first or second sensitivity direction are fitted...
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7257512 |
Methods and systems for vibropendulous error compensation of acceleration sensors
A method for reducing effects of vibropendulous errors within a sensor device having three orthogonal sensors is described. The method includes calculating compensation terms for each sensor, the...
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7248991 |
Method and device for detecting a rotational speed, especially the rotational speed of the wheel of a vehicle
The invention relates to a method and an apparatus for measuring a rotational speed, in particular a rotational speed of a wheel of a motor vehicle, by means of a speed sensor, wherein the speed...
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7225101 |
Electronic device, signal compensation device and signal compensation method
An electronic device that prevents a failure caused by a temperature drift of an angular velocity sensor, and a signal compensation system and a signal compensation method for compensating for the...
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7222045 |
Attitude angle processor and attitude angle processing method
A posture angle processing apparatus includes a magnetic sensor, a gravitational acceleration sensor, a position information acquisition device, and a dip angle database device wherein a...
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7216053 |
Low power motion detector
An energy-efficient acceleration measurement system is presented. The system includes an accelerometer, responsive to acceleration of the system, for providing an accelerometer output signal having...
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