Electronic Shooting Parameter Control by Object Count and Orientation

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Solution Overview

Problem

Most users lack professional shooting skills, leading to suboptimal adjustment of shooting parameters on electronic devices, affecting image quality.

Innovation Solution

An electronic device automatically adjusts shooting parameters such as field of view (FOV) and output image ratio based on the quantity of shot objects and the device's holding state, providing adaptive adjustments to improve image quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If users manually adjust shooting parameters such as FOV and output image ratio, then shooting effect can be optimized, but operation complexity increases and most users lack professional skills to achieve proper adjustment

Engineering Contradiction:
Improveimage qualityVSAvoidmanual parameter adjustment
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The electronic device automatically detects shot objects and holding state, then self-adjusts shooting parameters without requiring user intervention. The system serves itself by using its own sensors and processing capabilities to determine optimal parameters based on the current shooting scenario.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system dynamically changes shooting parameters (FOV, output image ratio) based on detected conditions. When multiple shot objects are detected, the system adjusts the FOV parameter to a first value; when few objects are detected, it adjusts to a second value, optimizing image quality for different scenarios.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If automatic adjustment of shooting parameters is implemented, then ease of operation improves, but device complexity increases

Engineering Contradiction:
Improveautomatic parameter settingVSAvoidparameter detection and adjustment system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The electronic device uses its existing display screen for multiple purposes: showing preview images and indicating holding state. The same processor that handles image processing also detects shot objects and determines optimal parameters, reducing the need for separate dedicated components.

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

Solution Approach 2:

The system continuously monitors the shooting scenario through the display screen, detects changes in shot objects and holding state, and adjusts parameters accordingly. This closed-loop feedback mechanism enables automatic adaptation without requiring complex pre-programming for every scenario.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12432445B2Shooting method and electronic device based on quantity of shot objects and holding state
Publication Date: 2025.09.30 HUAWEI TECH CO LTD
  • US12432445B2 patent drawing
  • US12432445B2 patent drawing
  • US12432445B2 patent drawing

AI summary

Embodiments of this application disclose a shooting method and an electronic device, and relate to the field of image processing, to obtain relatively good image quality without manual adjustment performed by a user. A specific solution is as follows: When shooting is started, the electronic device determines a quantity of shot objects and/or a holding state, where the holding state includes a first state in which a display screen is a landscape screen or a second state in which the display screen is a portrait screen. The electronic device sets a shooting parameter based on the determined quantity of the shot objects and/or the holding state, where the shooting parameter is a parameter used when the electronic device performs shooting. The electronic device obtains a first preview image based on the shooting parameter, and displays the first preview image on a display screen.