Multi-Display Call Session Routing via User Position Detection

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Solution Overview

Problem

Current devices with multiple displays, such as foldable smartphones, face challenges in dynamically adapting media content and call sessions as users move relative to the device, leading to inefficient output and user experience.

Innovation Solution

Implementing a system with sensors and modules that capture user position data via cameras and audio sensors, allowing the device to automatically switch media and call sessions between displays based on user movement, ensuring content is always viewable and relevant.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single display is used for call sessions, then the device structure is simple, but the user experience deteriorates when users move relative to the device

Engineering Contradiction:
Improveadaptability to user positionVSAvoidmulti-display system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system dynamically switches the active display for call sessions based on real-time detection of user position. Sensors continuously monitor user location, and the system adapts by routing audio and video outputs to the most appropriate display (front, back, or both simultaneously), ensuring optimal user experience without requiring a fixed complex multi-display configuration

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Each display in the multi-display system is designed to be universally functional, capable of handling call session outputs independently. The front display, back display, and combination mode all serve the same primary function of presenting call content, allowing the system to flexibly utilize any available display based on user position without requiring specialized hardware for each configuration

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

2Ease of operation

If media content is statically assigned to a specific display, then the system is simple to control, but the user experience worsens when users move between display positions

Engineering Contradiction:
Improveautomatic content routingVSAvoiduser adaptation time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system implements continuous feedback loops where sensors detect user position in real-time, and this information feeds back to the media routing logic. Based on this feedback, the system automatically switches which display receives media content, eliminating the need for users to manually adjust settings or wait for content to appear on the correct display

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system proactively routes media content to the appropriate display before the user needs to view it. By continuously monitoring user position and preemptively switching display assignments, the system ensures content is already positioned optimally when the user looks at the device, eliminating any perceived delay or adaptation time

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If audio sensors are used to detect user position, then the system can adapt to user movement, but the device complexity increases

Engineering Contradiction:
Improveuser position detectionVSAvoidsensor system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The audio sensors in the system serve multiple functions: they detect user position for display routing, capture audio input during call sessions, and can potentially identify ambient noise levels. This multi-functionality reduces the need for separate dedicated position detection hardware, minimizing the increase in device complexity while maintaining adaptability

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

Data Source

PatentUS11968319B2Managing call sessions in multi-display systems
Publication Date: 2024.04.23 MOTOROLA MOBILITY LLC
  • US11968319B2 patent drawing
  • US11968319B2 patent drawing
  • US11968319B2 patent drawing

AI summary

Techniques for managing call sessions in multi-display systems are described. For instance, the described techniques can be implemented to manage media content in the context of a client device that includes two or more housings attached via a hinge region such that the housings are pivotable relative to one another. The described techniques, for example, enable dynamic configuration of output of call sessions based on changes in user position relative to a client device.