Nec corporation (20240115163). CALCULATION DEVICE, CALCULATION METHOD, AND PROGRAM RECORDING MEDIUM simplified abstract

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CALCULATION DEVICE, CALCULATION 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)

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

This abstract first appeared for US patent application 20240115163 titled 'CALCULATION DEVICE, CALCULATION METHOD, AND PROGRAM RECORDING MEDIUM

Simplified Explanation

The patent application describes a calculation device that can accurately determine step lengths for both feet based on sensor data from one foot.

  • Detection unit generates a walking waveform using sensor data and detects walking events.
  • Sensor data is based on a physical quantity measured by a sensor on one foot.
  • Step length calculation unit calculates step lengths for both feet based on the timing of detected walking events.

Potential Applications

This technology could be applied in:

  • Fitness tracking devices
  • Rehabilitation equipment
  • Virtual reality systems

Problems Solved

This technology addresses issues such as:

  • Inaccurate step length measurements
  • Lack of real-time feedback on walking patterns

Benefits

The benefits of this technology include:

  • Improved gait analysis
  • Enhanced monitoring of physical activity
  • Customized feedback for users

Potential Commercial Applications

A potential commercial application for this technology could be in:

  • Wearable fitness trackers

Possible Prior Art

One possible prior art for this technology could be:

  • Gait analysis systems used in physical therapy

Unanswered Questions

How does this technology handle variations in walking speed?

The device uses the detected walking events to calculate step lengths, so it should be able to adjust for different walking speeds.

Can this technology be integrated with other fitness tracking features?

Yes, the sensor data could potentially be used in conjunction with other sensors to provide a more comprehensive fitness tracking experience.


Original Abstract Submitted

in order to calculate, with a high degree of accuracy, step lengths for both feet on the basis of a physical quantity relating to the movement of one foot, this calculation device includes: a detection unit that generates a walking waveform using sensor data and detects a walking event from the generated walking waveform, the sensor data being based on a physical quantity that is measured by a sensor positioned on one foot of a walker and relates to the movement of the foot; and a step length calculation unit that calculates the step lengths for both left and right feet on the basis of the timing of the detected walking event.