Media Bot Conversational Interface for Playback Control

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Solution Overview

Problem

Existing control mechanisms for media playback equipment are often cumbersome and inefficient, and complex man-machine interfaces can be expensive to develop and maintain, while offering uneven performance.

Innovation Solution

A computer-implemented technique using a media BOT to intercept user messages, determine selection or non-selection control commands, and interact with a search system to control media playback equipment, leveraging preexisting linguistic processing mechanisms and a conversational interface for effective user coordination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a complex man-machine control interface is used, then the control capability is improved, but the development cost and maintenance complexity increase

Engineering Contradiction:
Improvecontrol capabilityVSAvoidinterface complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a media BOT as an intermediary component that sits between the user and the media playback equipment. The BOT receives natural language commands, processes them through linguistic analysis, and translates them into appropriate control signals. This mediator approach allows complex control functionality to be achieved without exposing the user to complex interfaces, while also simplifying the overall system architecture by leveraging existing linguistic processing mechanisms rather than building custom ones.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent utilizes preexisting linguistic processing mechanisms and search systems as copies of established technologies. Instead of developing custom natural language processing from scratch, the system copies and adapts existing search engine capabilities and linguistic analysis tools. This allows the system to leverage proven, well-tested technologies for control functionality, reducing development costs and maintenance requirements while maintaining sophisticated control capabilities.

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If a custom control interface is developed, then the functionality is improved, but the development time and cost increase

Engineering Contradiction:
ImprovefunctionalityVSAvoiddevelopment time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent performs preliminary actions by pre-processing user commands through linguistic analysis and by pre-establishing mappings between natural language phrases and control operations. The system proactively interprets user intentions before executing commands, and pre-configures the search and selection mechanisms to efficiently match user requests with appropriate media items. This preliminary processing reduces the time needed for command execution and system development.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent employs a universal control framework that can handle multiple types of media playback operations through a single integrated interface. The same linguistic processing mechanisms serve multiple functions including search, selection, playback control, and equipment configuration. This multi-functionality reduces development time by eliminating the need for separate specialized interfaces for different control tasks, while also reducing long-term maintenance costs through code reuse.

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

3Ease of operation

If a search system is used for media selection, then the user experience is improved, but the system complexity increases

Engineering Contradiction:
Improveuser experienceVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The media BOT serves as an intermediary layer between the user's simple natural language input and the complex search and selection processes. The BOT handles the complexity of query formulation, search parameter selection, and result ranking by translating user-friendly commands into appropriate search system calls. This mediator approach presents a simple, intuitive interface to users while managing the underlying system complexity through automated processing.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The search system performs self-service operations by automatically interpreting user commands, selecting relevant media items, and presenting results without requiring manual intervention. The system self-adjusts search parameters based on user preferences and context, and automatically ranks results based on relevance algorithms. This self-service capability simplifies the user experience by eliminating manual browsing steps while managing complexity through automated decision-making processes.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP3520335B1Control system using scoped search and conversational interface
Publication Date: 2024.03.13 MICROSOFT TECHNOLOGY LICENSING LLC
  • EP3520335B1 patent drawingFigure 1
  • EP3520335B1 patent drawingFigure 2
  • EP3520335B1 patent drawingFigure 3

AI summary

A technique is described herein for controlling equipment in a local environment. The technique can use a conversational interface component to receive messages from any user in a group of users. In a media-related context, a media BOT receives each message and determines whether it contains a command to play a particular media item. If so, the media BOT formulates the message as an input query and sends the input query to a search system, with instruction to perform a domain-specific search. The search system identifies a top-ranked media item based on the input query, selected from among a curated media-specific corpus. By virtue of the use of the scoped search system, the technique can successfully leverage preexisting linguistic processing mechanisms. The technique can also generate group profiles associated with users who interact with the conversational interface component, and then use the group profiles to automatically select media items.