Step detection using accelerometer sensor on mobile phoneHoang Minh ThangVo Quang VietDeok-Jai ChoiKorea Multimedia SocietyProceedings of the Korea Multimedia Society Conference
For every new accelerometer sample, we compute the standard deviation of the magnitude of the acceleration over a sliding window (w) of samples. The window slides by one sample for each computation. If the standard de- viation in a window exceeds a threshold (a), we detect movement. When ...
In this paper, we use the gyroscopic and accelerometer sensors in the smart phone to detect the falling event. The smart phone is mounted on the waist. Generally, falling is lying on the ground. Here, tilt testing from gyroscopic sensor is used to detect the occurrence of lying at first....
Capacitive accelerometers/capacitive accelerometers are a type of acceleration sensor that is widely used. In some industries, such as airbags, mobile phones, and mobile devices, there is no equivalent. Microelectromechanical systems (MEMS) are used in capacitive accelerometers/capacitive accelerometers....
MEMS sensors are being used in latest mobile phones and gaming joysticks as step counters, user interface control, and also for switching between different modes. Used in mobile cameras as a tilt sensor so as to tag the orientation of photos taken. ...
The change in acceleration can be measured to understand the rate of acceleration experienced by the sensor. Piezoresistive accelerometers are less sensitive than piezoelectric accelerometers, as they are not best at measuring low-frequency impacts. However, they work best at high amplitudes and find ...
Small-Scale Shaking Table Tests Although sensor datasheets provide extensive information regarding smartphone accelerometers, accelerometers' performance can be influenced by a number of external effects such as phone hardware, embedded filters, and phone geometry. In other words, b...
Use theAccelerometerblock to measure linear acceleration along theX,Y, andZaxes in m/s2. The following illustration shows the X, Y, and Z orientation axes relative to a typical Android®mobile phone. The following illustration shows the X, Y, and Z orientation axes relative to a typical An...
Mobile covers are applied on pendulum. Magnets and pole pieces are put on magnetic circuits. Coils of power sensor are mounted on pendulum. Thermally sensitive coils are placed on magnetic circuits. Package composed of magnetic systems and pendulum with restoring suspension is set in ring and is ...
The user's predicted location information is estimated by the user's step size information obtained from 3-axis accelerometer sensor in the mobile phone. Simulation results show that the proposed algorithm improved NLOS error detection about 17.3%. 展开 关键词: 3-axis accelerometer sensor non-line...