Motion Analysis Device Stop Period Data Extraction
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Solution Overview
Problem
Existing motion analysis systems inefficiently use display regions due to the inclusion of data corresponding to stop periods in motion data, leading to compression and reduced clarity in displaying meaningful operator motions.
Innovation Solution
A motion analysis device and method that acquires time-series data, analyzes it to generate motion data indicating elemental motions, excludes stop periods from the data, and controls the display to differentiate and highlight relevant motion periods, thereby generating shortened motion data for efficient display.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If motion data including stop periods is displayed, then complete operation data is preserved, but display region efficiency decreases
Solution Approach 1:
The patent extracts and removes stop period data from the motion data before display. The generation part specifically excludes data corresponding to stop periods until initial elemental motion is started, extracting only the meaningful motion portions for display while preserving complete operation data in the original motion data structure.
Solution Approach 2:
The patent segments motion data into meaningful elemental motion periods and stop periods, then displays only the elemental motion segments. The display control part differentiates periods corresponding to different elemental motions, creating segmented display regions that efficiently use display space while maintaining information completeness through selective presentation.
2Duration of action of moving object
If stop period data is included in display, then full operation timeline is shown, but data clarity decreases
Solution Approach 1:
The generation part extracts stop period data from the motion data and excludes it from the shortened motion data used for display. This extraction process removes useless data corresponding to stop periods, thereby improving the clarity and precision of the displayed motion information while maintaining the complete operation timeline through proper temporal sequencing of displayed elements.
Solution Approach 2:
The display control part dynamically adjusts the display based on differentiated elemental motion periods, adapting the presentation to highlight relevant motion data while maintaining temporal context. This dynamic display approach improves clarity by emphasizing meaningful motion periods while preserving the complete operational timeline structure.
Data Source
AI summary
A motion analysis device, a motion analysis method and a recording medium for storing a motion analysis program that make it possible to use a display region more efficiently are provided. The motion analysis device includes an acquisition part that acquires time-series data relating to an operation performed by an operator, an analysis part that analyzes the time-series data and generates motion data indicating a type and execution time of an elemental motion, a generation part that excludes data corresponding to a stop period of the operator which is taken until an initial elemental motion is started from the motion data, and generates shortened motion data, and a display control part that performs control to differentiate periods corresponding to different elemental motions and display the shortened motion data on a display.


