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    • 54. 发明授权
    • Apparatus and method for controlling sensor node using vibration sensor and magnetic sensor
    • 使用振动传感器和磁传感器控制传感器节点的装置和方法
    • US09185365B2
    • 2015-11-10
    • US13268299
    • 2011-10-07
    • Sang Gi HongNae Soo KimYong Hyun KimNoh Bok Lee
    • Sang Gi HongNae Soo KimYong Hyun KimNoh Bok Lee
    • H04B15/00H04N7/18
    • H04N7/185
    • An apparatus and method for controlling a sensor node are provided that may calculate an azimuth angle and a slope of the sensor node using a 2-axis magnetic sensor and a 3-axis acceleration sensor, and may detect a target approaching the sensor node. The apparatus may include a calculation unit to calculate an azimuth angle and a slope of a sensor node, based on a magnetic values measured by a 2-axis magnetic sensor and a acceleration values measured by a 3-axis acceleration sensor; a sensor control unit to filter the magnetic values and the vibration values and to amplify the filtered magnetic values and the filtered vibration values, when the azimuth angle and the slope are calculated; and a detection unit to detect a target based on the amplified magnetic values and the amplified vibration values.
    • 提供一种用于控制传感器节点的装置和方法,其可以使用2轴磁传感器和3轴加速度传感器来计算传感器节点的方位角和斜率,并且可以检测接近传感器节点的目标。 该装置可以包括计算单元,其基于由2轴磁传感器测量的磁值和由3轴加速度传感器测量的加速度值来计算传感器节点的方位角和斜率; 传感器控制单元,当计算所述方位角和斜率时,对所述磁值和所述振动值进行滤波和放大所述滤波后的磁值和滤波后的振动值; 以及检测单元,用于基于放大的磁值和放大的振动值来检测目标。