Holographic Object Path Coordination Across Mobile Devices

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Solution Overview

Problem

Current holographic projection technologies using multiple mobile devices struggle to seamlessly project holographic objects across devices due to limitations in determining and coordinating holographic object movement paths, resulting in gaps in the display when objects move between devices.

Innovation Solution

A method and system that identify multiple holographic projecting mobile devices within a physical area, determine and select holographic object paths based on device locations and projection ranges, and coordinate the projection of holographic objects across devices to ensure seamless movement, using a controlling device node to manage secondary nodes and adjust paths dynamically based on device additions, removals, or relocations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If multiple mobile devices are used for holographic projection, then the coverage area and viewing angles are improved, but the coordination and seamless projection between devices deteriorate due to path determination limitations

Engineering Contradiction:
Improvecoverage areaVSAvoidseamless projection
Core Design Contradiction:
Area of stationary objectVSReliability

Solution Approach 1:

The holographic projection path is segmented into multiple sections, with each mobile device responsible for projecting a specific section. The system divides the overall projection task among multiple devices, assigning each device a portion of the object path based on its location and capabilities, thereby enabling coordinated multi-device projection without gaps

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A controlling device node acts as an intermediary to coordinate between multiple holographic projecting devices. This mediator calculates transition points between device projection ranges, determines optimal object paths, and manages the handoff of projection responsibilities between devices to ensure seamless continuity

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If dedicated holographic systems are used, then the projection quality and stability are improved, but the device complexity and cost increase

Engineering Contradiction:
Improveprojection qualityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system enables ordinary mobile devices to perform holographic projection functions that were previously only available in dedicated holographic systems. By utilizing the existing cameras, processors, and displays of common mobile devices, the invention achieves holographic capability without requiring specialized hardware, thereby reducing system complexity and cost

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

Solution Approach 2:

The patent combines multiple mobile devices into a unified holographic projection system. By merging the computational resources, projection capabilities, and sensor data from multiple standard devices, the system achieves the performance of dedicated systems while maintaining the advantages of using commercially available technology

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If multi-camera setups are used for holographic projection, then the 3D image quality is improved, but the repositioning requirements and setup complexity increase

Engineering Contradiction:
Improve3D image qualityVSAvoidsetup ease
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system dynamically adjusts the holographic object path and transition points based on the real-time locations and orientations of the mobile devices. Rather than requiring fixed camera positions, the system adapts to device movement and repositioning, automatically recalculating projection parameters to maintain 3D image quality without extensive manual setup

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The controlling device node automatically determines optimal object paths and calculates transition points between devices without requiring manual configuration. The system self-adjusts to device locations and orientations, eliminating the need for extensive repositioning and complex setup procedures while maintaining high 3D image quality

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables seamless and dynamic projection of holographic objects across multiple devices, optimizing the path based on device characteristics, allowing for complex holographic images without the need for dedicated systems, and facilitating multi-camera setups without extensive repositioning, thus enhancing user experiences in applications like gaming and collaboration.

Implementation Method 1

Holograms are generally created using lasers, which can produce complex light interference patterns, including spatial data, required to re-create a 3D object

Methodology Applied
Scientific EffectLight interference pattern: Interference

Data Source

PatentUS10754297B2Determine and project holographic object path and object movement with multi-device collaboration
Publication Date: 2020.08.25 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US10754297B2 patent drawing
  • US10754297B2 patent drawing
  • US10754297B2 patent drawing

AI summary

Embodiments described herein provide a solution for providing a holographic projection. A plurality of holographic projecting mobile devices that are within a physical area are identified. A set of holographic object paths that can be projected using the identified holographic projecting mobile devices is determined. A holographic object path is selected from this set of holographic object paths. A holographic object is projected moving according to the holographic object path by the plurality of holographic projecting mobile devices.