Camera Object Tracking with Vibration Feedback on Small Displays

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Solution Overview

Problem

Conventional image pickup apparatuses face difficulties in user interaction due to small display sizes, making it challenging to accurately follow frame position changes and perform imaging instructions, especially when tracking specific objects or actions.

Innovation Solution

The apparatus incorporates a vibrator to generate recognizable vibrations based on object detection and tracking results, allowing users to intuitively understand imaging states without constant visual attention to the display.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the display size of the rear monitor and EVF is small, then the device complexity is reduced, but the ease of operation deteriorates because users have difficulty keeping staring at the frame overlaid or immediately performing imaging instruction operations

Engineering Contradiction:
Improvedisplay sizeVSAvoiduser interaction with frame
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The patent introduces vibration feedback as an intermediary between the frame display and user operation. The vibration motor generates tactile feedback that mediates the interaction, allowing users to perceive frame status changes without needing to visually monitor the small display, thus resolving the contradiction between small display size and ease of operation

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent applies different notification methods to different operational states: visual frame display for general guidance and tactile vibration feedback for critical status changes. This local differentiation of feedback quality allows the system to maintain ease of operation despite the small display size by providing enhanced feedback where needed

Inventive Principle:
Principle #3Local quality

2Measurement precision

If the frame position changes frequently to track specific objects, then the measurement precision of object tracking is improved, but the ease of operation deteriorates because users cannot immediately perform imaging instruction operations

Engineering Contradiction:
Improveobject tracking accuracyVSAvoidimaging instruction timing
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent implements vibration feedback that provides real-time information about frame status and object tracking accuracy. When the frame successfully locks onto a specific object or reaches a stable position, the vibration pattern changes to notify the user, enabling immediate imaging instruction without waiting for visual confirmation of frame position stability, thus maintaining both tracking precision and operational ease

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12556803B2Image pickup apparatus, control apparatus, control method, and storage medium
Publication Date: 2026.02.17 CANON KK
  • US12556803B2 patent drawing
  • US12556803B2 patent drawing
  • US12556803B2 patent drawing

AI summary

An image pickup apparatus configured to generate image data by imaging includes a vibrator configured to generate vibration recognizable by a user, and a processor configured to detect a specific object in the image data, select the specific object as a target for processing relating to the imaging and control the vibrator according to a detection result.