Camera Authentication Control Using Photographer State Sensing

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Solution Overview

Problem

Conventional personal authentication methods for image capturing apparatuses are inadequate as they do not consider situational appropriateness of different biometric authentication units, leading to inefficiencies and failures when immediate authentication is required.

Innovation Solution

An image capturing apparatus that senses the position or state of the photographer and selectively chooses from multiple authentication methods (eyeball, fingerprint, face, voice, terminal) based on the sensed conditions to ensure efficient and accurate authentication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single authentication method is used, then the device complexity is reduced, but the adaptability to different situations deteriorates

Engineering Contradiction:
Improveauthentication adaptabilityVSAvoidauthentication system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The authentication system is designed to support multiple authentication methods (iris authentication, fingerprint authentication, face authentication, smartphone authentication) within a single device. The control unit can selectively activate different authentication units based on the shooting situation, making the system universal and adaptable to various scenarios without requiring separate devices for each authentication type.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple authentication methods are provided, then the adaptability improves, but the device complexity increases

Engineering Contradiction:
Improveauthentication method varietyVSAvoidauthentication unit complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control unit dynamically selects which authentication unit to activate based on real-time shooting situations. For example, iris authentication is activated when the photographer looks through the viewfinder, while smartphone authentication is used when the rear display is being viewed. This dynamic selection mechanism allows the system to provide multiple authentication methods without permanently maintaining all authentication units in an active state, thereby reducing overall complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The authentication system is segmented into independent authentication units (iris authentication unit, fingerprint authentication unit, face authentication unit, smartphone authentication unit), each capable of operating independently. The control unit can selectively activate only the necessary authentication unit based on the current situation, rather than requiring all units to be simultaneously operational, thus managing complexity through functional segmentation.

Inventive Principle:
Principle #1Segmentation

3Reliability

If authentication is always required, then the reliability improves, but the productivity deteriorates due to time loss

Engineering Contradiction:
Improveauthentication reliabilityVSAvoidimage capture efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system dynamically adjusts authentication requirements based on the shooting situation. In normal shooting scenarios, authentication is required to ensure reliability. However, in emergency situations or when rapid capture is needed, the system can bypass authentication or use faster authentication methods (such as smartphone authentication or face authentication) to minimize time loss while maintaining adequate security.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The authentication system allows for parameter changes in authentication strictness based on situational needs. The control unit can adjust which authentication methods are required and how strictly they are enforced. For example, in urgent situations, the system may accept lower-authentication scenarios or reduce verification steps, thereby balancing reliability with productivity based on changing parameters of the shooting context.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250384112A1Image capturing apparatus, control method of image capturing apparatus, and storage medium
Publication Date: 2025.12.18 CANON KK
  • US20250384112A1 patent drawing
  • US20250384112A1 patent drawing
  • US20250384112A1 patent drawing

AI summary

An image capturing apparatus is provided comprising a sensing unit that senses a position or a state of a photographer; an authentication unit that authenticates the photographer by any one of a plurality of authentication methods each having at least one authentication accuracy; an authentication unit selection unit that selects any one of the plurality of authentication methods to be used by the authentication unit based on a position or a state of the photographer sensed by the sensing unit; and an execution unit that executes a specific process based on an authentication state of an authentication method selected by the authentication unit selection unit.