Conversational Audio Form Population With Large Language Models

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Solution Overview

Problem

Collecting information through spoken conversation can lead to poor data quality due to conductor distraction or memory issues, and manual data entry reduces engagement with the information provider.

Innovation Solution

Utilizing a large language model to generate responses to queries based on a text transcript of the conversation, providing real-time form population and allowing for user editing with rationale feedback.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If the survey conductor records data during the conversation, then data collection is timely, but the conductor appears distracted which negatively affects data quality

Engineering Contradiction:
Improvedata collection timingVSAvoiddata quality
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The patent introduces an intermediary system consisting of automated speech recognition and large language model that mediates between the conversation and data recording. The conductor speaks naturally while the intermediary automatically transcribes and extracts form data, eliminating the need for the conductor to manually record during conversation and thus preventing distraction while maintaining timely data capture

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system enables self-service data processing where the conversation itself generates the data through automatic transcription and analysis. The speech-to-text conversion and LLM-based form population automatically extract information from the dialogue without requiring active intervention from the conductor, allowing the conductor to focus entirely on the conversation

Inventive Principle:
Principle #25Self-service

2Reliability

If the survey conductor records data after the conversation, then the conductor can focus on the participant, but the conductor may not correctly remember all information

Engineering Contradiction:
Improvedata qualityVSAvoidinformation recall accuracy
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system performs preliminary transcription of the entire conversation into text format during or immediately after the conversation. This preliminary action creates a complete textual record that the LLM can then analyze to extract form data, ensuring no information is lost due to memory limitations while allowing the conductor to maintain focus during the conversation

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If manual data entry is performed, then data accuracy can be verified, but the conductor's engagement with the information provider is reduced

Engineering Contradiction:
Improvedata accuracyVSAvoidconductor engagement
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces the mechanical process of manual data entry with an automated system combining speech-to-text conversion and large language model processing. This substitution eliminates the need for manual typing and form filling, allowing the conductor to maintain full engagement with the information provider while the automated system handles data capture and initial verification

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

Data Source

PatentUS20250292006A1Response Generation Based On Conversational Audio
Publication Date: 2025.09.18 GOOGLE LLC
  • US20250292006A1 patent drawing
  • US20250292006A1 patent drawing
  • US20250292006A1 patent drawing

AI summary

A method of automatic electronic form population includes generating, at a device, a text transcript of a real-time audio conversation. The method also includes generating, by the device and using a large language model, a response to a particular query on a form based on the text transcript. An indication of the particular query and the text transcript are provided as input prompts to the large language model. The method also includes populating, by the device, a particular field of the form based on the response to the particular query to generate a populated version of the form during the real-time audio conversation. The particular field of the form is associated with the particular query. The method also includes presenting, by the device, the populated version of the form via a user interface.