Speech Recognition Model for Structured Medical Documentation

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Solution Overview

Problem

Current speech recognition systems struggle to efficiently generate structured text content, such as physician notes, directly from audio recordings of conversations between patients and medical professionals, often requiring manual transcription and additional documentation processes.

Innovation Solution

The system processes input acoustic sequences using a speech recognition model to generate transcriptions, which are then input into domain-specific predictive models to produce structured text content, such as physician notes, patient instructions, and billing documents, leveraging domain-specific language models and predictive models for summarization, billing, and patient instructions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual transcription and documentation processes are used, then accuracy of text content can be maintained, but productivity and efficiency deteriorate due to time-consuming manual work

Engineering Contradiction:
Improvedocumentation efficiencyVSAvoidtime for transcription and documentation
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system enables self-service by automatically generating structured text content from audio recordings without requiring manual transcription. The speech recognition model processes audio inputs and produces formatted documentation autonomously, eliminating the need for manual intervention in the transcription process.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical process of manual transcription with an automated speech recognition system. The speech recognition model acts as an electronic intermediary that converts audio signals directly into structured text content, substituting human manual labor with an automated computational process.

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

2Productivity

If automated speech recognition is used, then productivity improves, but manufacturing precision deteriorates due to potential transcription errors

Engineering Contradiction:
Improvedocumentation speedVSAvoidtranscription accuracy
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The speech recognition model serves as an intermediary between audio recordings and structured text content. It mediates the conversion process by automatically transcribing and formatting audio data into domain-specific structured documents, eliminating the need for manual transcription while maintaining accuracy through automated processing.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system changes the parameters of text generation by using domain-specific language models and predictive models tailored to particular fields (e.g., medical, legal). These specialized models adjust the parameters of text processing to understand and generate accurate domain-specific terminology and structured formats, improving transcription precision in specialized contexts.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If domain-specific predictive models are used, then reliability of structured text content improves, but device complexity increases due to multiple specialized models

Engineering Contradiction:
Improvequality of structured text contentVSAvoidsystem architecture complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments the text generation process into distinct functional components: a speech recognition model for audio processing, domain-specific language models for contextual understanding, and predictive models for structured content generation. Each component handles a specific aspect of the process, improving reliability through specialized processing while organizing complexity into manageable segments.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The framework provides universality by using a common architectural structure that can be applied across multiple domains. The same speech recognition model and processing framework serve multiple domain-specific applications (medical, legal, financial, etc.) by swapping domain-specific language models and predictive models, reducing overall system complexity through reusable components.

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

Data Source

PatentUS12315624B2Generating structured text content using speech recognition models
Publication Date: 2025.05.27 GOOGLE LLC
  • US12315624B2 patent drawing
  • US12315624B2 patent drawing
  • US12315624B2 patent drawing

AI summary

Methods, systems, and apparatus, including computer programs encoded on computer storage media for speech recognition. One method includes obtaining an input acoustic sequence, the input acoustic sequence representing one or more utterances; processing the input acoustic sequence using a speech recognition model to generate a transcription of the input acoustic sequence, wherein the speech recognition model comprises a domain-specific language model; and providing the generated transcription of the input acoustic sequence as input to a domain-specific predictive model to generate structured text content that is derived from the transcription of the input acoustic sequence.