Parallel Speech Transcription With Segment Correction

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Solution Overview

Problem

Existing speech to text systems are computationally expensive and introduce latency, and splitting conversations into segments leads to a loss of accuracy due to their design limitations.

Innovation Solution

The system splits conversations into smaller chunks for parallel processing using a transformer neural network and a domain-specific correction module to correct inaccuracies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If speech to text systems process entire conversations at once, then transcription accuracy is maintained, but computational cost increases and latency is introduced

Engineering Contradiction:
Improvetranscription accuracyVSAvoidprocessing speed
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent divides the conversation into multiple time-based segments (e.g., 30-second chunks) that can be processed in parallel. Each segment is transcribed independently by multiple transformer models, then the results are combined and corrected. This segmentation enables faster processing while maintaining accuracy through the correction stage.

Inventive Principle:
Principle #1Segmentation

2Productivity

If speech to text systems split conversations into segments for parallel processing, then processing speed improves, but a layer of accuracy is lost

Engineering Contradiction:
Improveprocessing speedVSAvoidtranscription accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The patent implements a correction stage that acts as feedback mechanism. A correction model reviews the transcriptions from multiple segments and modifies them to fix errors. This feedback loop ensures that the parallel processing approach does not permanently sacrifice accuracy, as the correction stage refines the output based on the full conversation context.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent merges the transcriptions from multiple parallel segment processing into a single unified result. The combination process integrates information across segments and applies correction models to ensure accuracy is maintained at the overall conversation level, effectively combining the speed benefits of parallel processing with the accuracy of holistic processing.

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If legacy speech to text systems process entire conversations, then accuracy is maintained, but resource consumption increases

Engineering Contradiction:
Improvetranscription accuracyVSAvoidresource consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

By segmenting the conversation into smaller chunks, the system reduces the computational load on each individual transformer model. Multiple smaller models can process segments in parallel using less total computational resources compared to one large model processing the entire conversation, thereby reducing overall energy consumption while maintaining accuracy through the correction stage.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250372083A1Performance optimization for real-time large language speech to text systems
Publication Date: 2025.12.04 BANK OF AMERICA CORP
  • US20250372083A1 patent drawing
  • US20250372083A1 patent drawing
  • US20250372083A1 patent drawing

AI summary

Methods and systems for transcribing communications are provided. Methods may include receiving a communication. Methods may include splitting the communication into a plurality of communication segments. Each communication segment may include two or more words. Methods may include transcribing each segment included in the plurality of communication segments, in parallel. The transcribing may include using a transformer neural network to transcribe each segment included in the plurality of communication segments. Methods may include generating a transcription from the transcribing. The transcription may be generated by combining the transcription of each of the communication segments into a combined transcription. Methods may include correcting the combined transcription.