Multi-Device Image Capture for Real-Time Multi-Angle Sharing

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Solution Overview

Problem

Current smart mobile devices with limited capture angles cannot effectively share real-time image capture from connected devices during video calls or other applications, failing to meet user requirements for diversified image capture angles.

Innovation Solution

A master device establishes a communication connection with a slave device to obtain and adjust the display effect of images captured by the slave device, utilizing its own or collaborative image capture capabilities to provide multi-angle image capture experiences.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single camera is used for image capture, then the device structure is simple, but the capture angle is limited

Engineering Contradiction:
Improvecapture angleVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the camera functions of multiple devices by establishing a master-slave relationship. The slave device captures images from different angles while the master device processes and displays them, effectively combining multiple camera perspectives into one system without requiring physical multiple cameras in each device.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The slave device is designed to serve multiple functions: it acts as a remote camera, a display device, and a control terminal. This multi-functionality allows the system to achieve diverse capture angles using existing devices rather than adding dedicated hardware components.

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

2Adaptability or versatility

If multi-device cooperation is implemented to obtain diversified capture angles, then more image perspectives are available, but real-time sharing during video calls is not supported

Engineering Contradiction:
Improveimage capture anglesVSAvoidreal-time sharing capability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system establishes the master-slave connection and prepares the image transmission channel in advance before the video call begins. This preliminary setup ensures that when the video call starts, the image sharing infrastructure is already in place, enabling immediate real-time sharing without operational delays.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent maintains continuous image data transmission from the slave device to the master device throughout the video call duration. The image sharing process runs continuously without interruption, ensuring real-time updates and seamless integration with the video call workflow.

Inventive Principle:
Principle #20Continuity of useful action

3Manufacturing precision

If the master device processes and adjusts slave device images, then display effect is improved, but processing time and complexity increase

Engineering Contradiction:
Improvedisplay effectVSAvoidprocessing time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The master device performs selective image processing adjustments rather than complete reprocessing. It applies only necessary adjustments such as brightness, contrast, or geometric transformations to achieve the desired display effect while minimizing processing time and computational resources.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS12563288B2Image capture method, and related apparatus and system
Publication Date: 2026.02.24 HUAWEI TECH CO LTD
  • US12563288B2 patent drawing
  • US12563288B2 patent drawing
  • US12563288B2 patent drawing

AI summary

This application discloses an image capture method. The image capture method relates to a master device and a slave device. In the method, the master device may establish a communication connection with the slave device. After the connection is established, the master device may obtain an image captured by a camera of the slave device, and display the image on a user interface of the master device. In addition, the master device may further receive a control operation of a user for the image captured by the slave device, and in response to the control operation, the master device changes display effect of the image. In this way, the master device can provide a user with multi-angle image capture experience, and facilitate an image capture requirement of the user, thereby meeting diversified image capture requirements of the user.