Nec corporation (20240115164). DETECTION DEVICE, DETECTION METHOD, AND PROGRAM RECORDING MEDIUM simplified abstract

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DETECTION DEVICE, DETECTION METHOD, AND PROGRAM RECORDING MEDIUM

Organization Name

nec corporation

Inventor(s)

Chenhui Huang of Tokyo (JP)

Kenichiro Fukushi of Tokyo (JP)

Zhenwei Wang of Tokyo (JP)

DETECTION DEVICE, DETECTION METHOD, AND PROGRAM RECORDING MEDIUM - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240115164 titled 'DETECTION DEVICE, DETECTION METHOD, AND PROGRAM RECORDING MEDIUM

Simplified Explanation

The patent application describes a detection device that can detect detailed walking events in both legs of a person using sensor data from one leg.

  • Extraction unit generates time-series data related to leg motion using sensor data from one leg and extracts a walking waveform from the data.
  • Detection unit detects walking events in both legs based on the walking waveform extracted by the extraction unit.

Potential Applications

This technology can be applied in:

  • Healthcare for monitoring and analyzing walking patterns for rehabilitation purposes.
  • Sports performance analysis to track and improve walking techniques.

Problems Solved

This technology solves the problem of accurately detecting walking events in both legs using data from just one leg, providing a more efficient and cost-effective solution for motion analysis.

Benefits

  • Improved accuracy in detecting walking events.
  • Cost-effective solution for motion analysis.
  • Potential for personalized rehabilitation programs based on detailed walking data.

Potential Commercial Applications

  • Medical device companies can incorporate this technology into wearable devices for gait analysis.
  • Sports equipment manufacturers can use this technology for developing smart wearables for athletes.

Possible Prior Art

One possible prior art could be motion analysis systems that require sensors on both legs to detect walking events accurately.

Unanswered Questions

How does the device differentiate between different types of walking events?

The patent application does not specify how the device distinguishes between various walking events such as walking, running, or climbing stairs.

What is the accuracy rate of the detection device in real-world scenarios?

The patent application does not provide information on the accuracy rate of the detection device when used in practical settings.


Original Abstract Submitted

in order to detect a detailed walking event in both legs on the basis of a physical quantity that relates to leg motion measured by a sensor mounted on one leg, there is provided a detection device including: an extraction unit for generating time-series data that accompany walking, using sensor data based on a physical quantity that relates to leg motion measured by a sensor installed on one leg part of a walking person, and extracting a walking waveform from the generated time-series data; and a detection unit for detecting a walking event in both legs of the walking person from the walking waveform extracted by the extraction unit.