Voicemail Text Conversion Name Spelling Correction

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Solution Overview

Problem

Voicemail to text conversion services often inaccurately transcribe a user's name due to the difficulty in speech recognition, leading to frequent misspellings.

Innovation Solution

A system comprising a voicemail platform and a speech engine that utilizes username data, such as an email address, to correctly spell the user's name within the voicemail message by sending the voicemail and username data to the speech engine for processing, which recognizes and corrects all instances of the name during conversion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a speech engine is used to convert voicemail to text, then the voicemail message can be converted to text format, but the user's name is frequently misspelled due to speech recognition difficulties

Engineering Contradiction:
Improvetranscription accuracyVSAvoidname spelling accuracy
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The system performs preliminary actions by extracting the user's name from stored contact information or email addresses before the speech-to-text conversion process. This pre-extracted name is then used to correct the transcribed text, ensuring accurate spelling of proper nouns that speech recognition engines typically misspell.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system introduces an intermediary component that acts as a bridge between the speech engine output and the final text. This intermediary uses external data sources (contact databases, email addresses) to verify and correct the transcription, particularly for proper nouns like names, thereby improving reliability without compromising the speech-to-text functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the speech engine processes only the voicemail audio, then the processing is simple and fast, but the name transcription accuracy remains poor

Engineering Contradiction:
Improveconversion speedVSAvoidname transcription accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system segments the transcription task into two parts: the speech engine handles the general text conversion quickly, while a separate name correction module processes specifically the proper nouns using external data sources. This segmentation allows the system to maintain fast overall processing speed while improving name transcription accuracy through specialized handling.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements a multi-functional approach where the transcription system not only converts speech to text but also automatically verifies and corrects proper nouns by accessing external databases. This universal system handles both the speed requirement of general transcription and the accuracy requirement of name spelling through integrated multiple functions.

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

Data Source

PatentUS9270828B2System and method for voicemail to text conversion
Publication Date: 2016.02.23 MICROSOFT TECHNOLOGY LICENSING LLC
  • US9270828B2 patent drawing
  • US9270828B2 patent drawing
  • US9270828B2 patent drawing

AI summary

A voicemail platform which provides a voicemail to text conversion service to a user includes a storage system which stores username data for a user of a voicemail to text conversion service, and a processing system. The processing system receives a voicemail message for the user, sends the voicemail message and the username data to a speech engine, receives text from the speech engine which is converted from the voicemail message using the username data to correctly spell all occurrences of the user's name within the voicemail message, and sends the converted text to a device of the user.