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Reduced power consumption through edge processing 3rd generation MEMS sensor

STMicroelectronics
STMicroelectronics
  • STMicroelectronics
  • NEXT Mobility
  • ICT and Industrial
  • Smart Factories and Robotics
Monolithic integrated accelerometer and gyro sensor
iNEMO™ Inertial Module

Features such as built-in state machines and machine learning cores allow for some data processing within the sensor.
In addition to conventional sensor functions, it is easy to implement functions such as detecting abnormal operation of various devices.
In addition, by performing data processing within the sensor, the load on the controller is reduced, contributing to reduced power consumption in applications.
It is also ideal for battery-powered applications.

STMicroelectronics' MEMS sensor special page can be found here

Image of iNEMO™ inertial module, a monolithic integrated accelerometer and gyroscope sensor

NEW

See here for development examples using the device's built-in Intelligent Sensor Processing Unit (ISPU) and the company's NanoEdge AI Studio machine learning library generation tool.

Notable Features

Machine Learning Core (MLC)

The acquired data can be classified using a pre-prepared decision tree.
ST also provides a free GUI tool that can generate decision trees.

low power consumption

The device consumes low power, enabling local algorithm processing of machine learning algorithms, for example, to run on the order of μA.

Qvar

The Qvar function, which detects potential fluctuations, can be used for applications such as presence detection, and when combined with functions such as the machine learning core, more advanced sensing can be achieved.

Use Cases

Smartwatch

Leveraging the machine learning core, the user's exercise state (running, walking, etc.) can be determined within the sensor.
The Qvar function also allows you to detect whether the device is attached or detached.

Monitoring the operating status of industrial equipment

Leveraging the machine learning core, you can detect abnormal equipment behavior by monitoring the vibrations emitted by the equipment.

VR headset

In addition to highly accurate acceleration and gyro sensing, it also enables more advanced gesture detection.

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