Shared Interactive Space Ink Propagation via User Cues

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Solution Overview

Problem

Current user interaction techniques for shared interactive spaces in communication sessions require multiple steps and visual reconfigurations, making it cumbersome to invoke and disengage from a shared interactive space while maintaining visual interaction with other users.

Innovation Solution

The implementation of techniques that recognize user cues such as pen proximity and gaze direction to invoke and disengage from a shared interactive space, allowing for real-time propagation of ink content across devices, and enabling visual emphasis modes for temporary interactions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If multiple steps and visual reconfigurations are used to invoke and disengage from shared interactive space, then the shared interactive space can be activated, but the user interaction becomes cumbersome and time-consuming

Engineering Contradiction:
Improveease of invoking shared interactive spaceVSAvoidtime required to invoke and disengage
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system performs preliminary detection of user cues (pen proximity, gaze direction) before invoking the shared interactive space. By anticipating user intent through these pre-detected cues, the system eliminates the need for multiple sequential steps and visual reconfigurations, directly transitioning to the shared interactive mode when cues are detected.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces mechanical multi-step interaction procedures with automated cue-based detection. Instead of requiring users to perform explicit actions to invoke the shared interactive space, the system substitutes automatic detection of implicit cues (pen proximity, gaze direction) to trigger the same outcome, significantly reducing interaction complexity and time.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If visual reconfigurations are used to activate shared interactive space, then the shared interactive space can be invoked, but visual interaction with other users is disrupted

Engineering Contradiction:
Improveease of accessing shared interactive spaceVSAvoidvisual disruption to communication session
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system dynamically adjusts the visual display based on user context. When shared interactive space is needed, the interface dynamically transitions to prioritize the shared canvas while maintaining communication session elements. This dynamic adaptation allows users to access shared functionality without permanently disrupting visual interaction with other users, as the interface can switch between modes based on real-time user cues.

Inventive Principle:
Principle #15Dynamics

3Productivity

If traditional input methods are used in shared interactive space, then users can communicate, but the interaction lacks intuitiveness and efficiency

Engineering Contradiction:
Improvecommunication efficiencyVSAvoidintuitiveness of input method
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system enables self-service interaction by automatically detecting user intent through pen proximity and gaze direction cues. Users don't need to explicitly select or configure input methods - the system serves itself by interpreting their natural behaviors (pen movement, gaze) as direct commands for shared interactive operations, making the interaction both intuitive and efficient simultaneously.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10275050B2Ink for a shared interactive space
Publication Date: 2019.04.30 MICROSOFT TECHNOLOGY LICENSING LLC
  • US10275050B2 patent drawing
  • US10275050B2 patent drawing
  • US10275050B2 patent drawing

AI summary

Techniques for ink for a shared interactive space are described. According to various embodiments, a shared interactive space is presented on devices for different users that are participating in a communication session with one another. Ink content applied by a particular user to an instance of the shared interactive space is propagated to other instances of the shared interactive space. According to various implementations, a shared interactive space is invocable in different ways. For instance, different user-initiated invoke events can cause a shared interactive space to be presented, such as while a communication session is in progress.