Voice Processing Terminal Dynamic Content Switching

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Solution Overview

Problem

Existing smart speakers lack reliability in playing content that meets user preferences, often failing to adjust content types based on user feedback.

Innovation Solution

A voice processing method and apparatus that allows users to input voice commands to switch between content types, with the terminal or server playing a reply voice to confirm user preferences and adjusting content playback accordingly based on user feedback, ensuring that the content played aligns with user needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the terminal plays content of a fixed type, then the device complexity is low, but the adaptability to user preferences deteriorates

Engineering Contradiction:
Improveadaptability to user preferencesVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The terminal plays a reply voice to ask the user to determine whether to continue playing the content of the second type, and acquires user feedback during a predefined period. Based on this feedback, the terminal dynamically determines the target type for subsequent content playback, thereby adapting to user preferences without requiring complex pre-programming

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The content type playback sequence is made dynamic rather than fixed. The terminal can switch between different content types (first type, second type, or predefined type) based on real-time user feedback, allowing the system to adapt its behavior dynamically while maintaining a relatively simple overall structure

Inventive Principle:
Principle #15Dynamics

2Reliability

If the terminal asks user feedback dynamically, then the reliability improves, but the loss of time increases

Engineering Contradiction:
Improvereliability of content selectionVSAvoidtime for user interaction
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The terminal plays a reply voice in advance to ask the user to determine whether to continue playing the content of the second type. This preliminary action allows the user to provide feedback before the content playback sequence is finalized, ensuring reliable content selection while managing interaction time efficiently

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The terminal sets a predefined period (time parameter) during which user feedback is accepted. By adjusting this time parameter, the system balances between giving users enough time to respond (improving reliability) and not delaying the content playback too much (reducing time loss)

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11164583B2Voice processing method and apparatus
Publication Date: 2021.11.02 BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD
  • US11164583B2 patent drawing
  • US11164583B2 patent drawing
  • US11164583B2 patent drawing

AI summary

Provided are a voice processing method and an apparatus, the method including: acquiring, during playback of a content of a first type, a first voice inputted by a user, where the first voice instructs a terminal to switch a played content to a content of a second type; and where the terminal plays a content of a predefined type before playing the content of the first type; playing a first reply voice according to the first voice, prompting the user to determine whether to continue to play the content of the second type after the content of the predefined type during a predefined period; and continuing to play a content of a target type after the content of the predefined type during the predefined period, where the target type is related to the user's feedback on the first reply voice, thus improving a reliability for the terminal.