Text-Guided Audio Editing for Accurate Invalid-Character Deletion

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Solution Overview

Problem

Conventional audio editing methods require repetitive listening to locate and delete unwanted words or phrases, leading to inefficiency and potential errors in the deletion process.

Innovation Solution

An audio editing method and apparatus that highlights invalid characters in text corresponding to audio, allowing users to selectively delete these characters with a confirmation indication, thereby automating the deletion of audio segments associated with the identified characters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional audio editing methods are used to locate and delete unwanted words or phrases, then the deletion function can be achieved, but the process requires repetitive listening which leads to inefficiency and potential errors

Engineering Contradiction:
Improveaudio editing efficiencyVSAvoidtime for locating and deleting unwanted audio
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent replaces the mechanical process of repetitive listening with an automated text-based system. The audio is converted to text, invalid characters are identified through text processing algorithms, and corresponding audio segments are automatically located and deleted. This substitution of mechanical listening with automated information processing significantly improves editing efficiency and eliminates time loss associated with manual audio scanning.

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

2Reliability

If conventional audio editing methods are used, then unwanted audio can be deleted, but the process is prone to accidental deletions and errors

Engineering Contradiction:
Improveaccuracy of deletion operationVSAvoidsimplicity of deletion process
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces text as an intermediary between the audio and the deletion operation. The audio is first converted to text, allowing users to review and confirm which characters should be deleted before any audio modification occurs. This intermediary text layer serves as a verification buffer that prevents accidental deletions while maintaining operational simplicity through a confirm-then-delete workflow.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system provides feedback by displaying the text representation of audio content before deletion. Users can review the identified invalid characters in text form, confirm their selection, and only then proceed with audio deletion. This feedback mechanism ensures accuracy by allowing users to verify their deletion choices before irreversible audio modification takes place.

Inventive Principle:
Principle #23Feedback

3Productivity

If automated recognition of invalid characters is implemented, then editing efficiency is enhanced, but the system complexity increases

Engineering Contradiction:
Improvespeed of invalid character deletionVSAvoidcomplexity of audio editing system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent segments the audio editing process into distinct modular steps: audio-to-text conversion, invalid character identification in text, user confirmation of selections, and audio segment deletion. By dividing the complex task into separate functional modules, the system achieves automated recognition and efficient processing while managing overall system complexity through clear separation of concerns.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250299699A1Method and apparatus for audio editing, device and storage medium
Publication Date: 2025.09.25 DOUYIN VISION CO LTD
  • US20250299699A1 patent drawing
  • US20250299699A1 patent drawing
  • US20250299699A1 patent drawing

AI summary

According to embodiments of the present disclosure, a method and an apparatus for audio editing, a device and a storage medium are provided. The method audio editing includes highlighting one or more invalid characters contained in a text corresponding to an audio in a predefined mode for the audio. The method also includes detecting a deletion confirmation indication for at least one target invalid character among the one or more invalid characters; and in response to detecting the deletion confirmation indication, deleting at least one audio segment corresponding to the at least one target invalid character from the audio.