Body-Mounted Camera Image Stabilization via Sensor Offset

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Solution Overview

Problem

Body-mounted cameras face challenges in maintaining image quality due to varying mounting positions and physical movements of users, making mechanical adjustments impractical.

Innovation Solution

The use of positional sensors like accelerometers and gyroscopes to determine offset values for automatic adjustment of image selection within the image capture device, allowing for non-mechanical stabilization and optimization of image quality during image generation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a mechanical solution for adjusting camera angle is implemented, then image quality can be optimized for different users, but device complexity increases and mechanical adjustments become impractical for body-mounted cameras

Engineering Contradiction:
Improveimage qualityVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces mechanical adjustment mechanisms with an electronic/image processing solution. The system captures raw image data and uses software algorithms to adjust the selected portion of the image, eliminating the need for mechanical angle adjustment components while maintaining image quality optimization for different users

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the approach from physically adjusting camera parameters (angle, position) to digitally adjusting image parameters (selected portion, cropping, stabilization). By modifying which portion of the captured image is used rather than physically repositioning the camera, the system achieves adaptability without mechanical complexity

Inventive Principle:
Principle #35Parameter changes

2Reliability

If mechanical solutions are used to adapt to user movements, then video quality can be maintained, but such mechanical adjustments are not practical for body-mounted cameras

Engineering Contradiction:
Improvevideo qualityVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent substitutes mechanical stabilization mechanisms with electronic image stabilization. The system processes the captured image data to compensate for movements, using software-based adjustments to maintain video quality without requiring mechanical components that would be impractical for body-mounted cameras

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system automatically detects and compensates for user movements through sensor data and image processing algorithms, eliminating the need for manual mechanical adjustments. The camera self-adjusts the selected image portion to maintain stability and quality during physical activities

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11438514B1Performing image collection adjustment within a body-mounted camera
Publication Date: 2022.09.06 GETAC TECH CORP
  • US11438514B1 patent drawing
  • US11438514B1 patent drawing
  • US11438514B1 patent drawing

AI summary

Described herein are techniques that may be used to provide automatic adjustment of image selection for image generation. In some embodiments, such techniques may comprise receiving, at an image capture device, raw image data that comprises information about a number of pixels, receiving, at the image capture device, sensor data comprising information about a position of the image capture device, determining, based at least in part on the received sensor data, an offset value, selecting, based on the determined offset value, a portion of the raw image data to be included within an image, and generating the image from the portion of the raw image data.