Audio synchronization for document narration with user-selected playback

US8903723B2 · kind B2 · utility

Assignee

• K-NFB Reading Technology, Inc. · US

Inventors

• Raymond C. Kurzweil · Newton, US
• Paul Albrecht · Bedford, US
• Peter Chapman · Sechelt, CA
• Lucy Gibson · Wellesley, US

Key dates

• Filing date: Mar 4, 2013
• Grant date: Dec 2, 2014
• Expiry date: Mar 4, 2033

Classification

• Technology area (CPC G): Physics
• CPC primary: G09B5/062
• WIPO field: Control
• WIPO sector: Instruments

Abstract

Disclosed are techniques and systems to provide a narration of a text. In some aspects, the techniques and systems described herein include generating a timing file that includes elapsed time information for expected portions of text that provides an elapsed time period from a reference time in an audio recording to each portion of text in recognized portions of text.