Pet Biometric Imaging Using Front Camera Real-Time Preview

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Solution Overview

Problem

Obtaining biometric information of companion animals, such as dogs, is challenging due to their inability to pose for photographs or interact with sensors, and existing methods that force them into specific postures are undesirable and impractical for users.

Innovation Solution

An electronic apparatus equipped with a front camera, display, processor, and memory that allows real-time image capture, display, and processing of biometric features, with features like touch sensors, gyroscopes, and illuminance sensors to guide and enhance photographing, and the ability to switch between front and rear cameras for optimal image capture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a fixing frame or physical force is used to fix the companion animal in specific postures, then biometric information can be obtained, but the rights of companion animals are violated and user acceptance decreases

Engineering Contradiction:
Improvebiometric information acquisitionVSAvoiduser acceptance
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The companion animal serves itself by naturally displaying its noseprint on the touch screen without human intervention. The animal's own actions (touching the screen with its nose) capture the biometric information, eliminating the need for forced positioning while maintaining measurement precision.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The mechanical system of physical force and fixing frames is replaced with an electronic system. The touch screen detects the noseprint through electrical signals generated when the animal's nose contacts the display, substituting mechanical constraint with electronic detection.

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

2Measurement precision

If a fixing frame or physical force is used to fix the companion animal in specific postures, then biometric information can be obtained, but separate manipulation by another person is required making it impractical for users

Engineering Contradiction:
Improvebiometric information acquisitionVSAvoidoperation complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system requires only the companion animal's natural interaction with the touch screen to capture biometric information. The processor automatically detects and processes the noseprint without requiring separate manipulation, reducing operational complexity to a single simple action by the animal.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The touch screen serves as an intermediary between the companion animal and the biometric information acquisition system. It translates the animal's natural nose contact into detectable electrical signals, eliminating the need for complex mechanical fixing devices and manual manipulation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the rear camera is used to capture the companion animal's image, then the user cannot check the photographing scene in real time, but if the front camera is used, the photographing direction is opposite to the display direction

Engineering Contradiction:
Improvereal-time checkingVSAvoidphotographing direction
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

Instead of using the conventional rear camera that faces away from the display, the patent inverts the approach by using the front camera that faces the same direction as the display. This allows the user to see the photographing scene in real time through the display while the front camera captures the image in the same direction.

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS12506955B2Electronic apparatus for obtaining biometric information of companion animal, and operation method thereof
Publication Date: 2025.12.23 PETNOW
  • US12506955B2 patent drawing
  • US12506955B2 patent drawing
  • US12506955B2 patent drawing

AI summary

An electronic apparatus for obtaining biometric information of a companion animal, and an operation method thereof are proposed. The electronic apparatus includes a display, a front camera configured to capture an image in a display direction of the display, a processor functionally coupled to the display and the front camera, and a memory functionally coupled with the processor. The processor captures the image of the companion animal through the front camera, outputs the image of the companion animal through the display, extracts a feature object from the image of the companion animal, and stores an image of the feature object in the memory.