Digital video synthesis
US10170136B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 6, 2015 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Jul 13, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L15/26
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method which includes: detecting phrases in a transcript of an audiovisual file; applying a speech recognition algorithm to the audiovisual file and to a list of words of the phrase, to output a temporal location of each of the words that are uttered in the audio channel; compiling a list of sub-phrases of each of the phrases; creating a temporal sub-phrase map that comprises a temporal location of each of the sub-phrases; extracting the uttered sub-phrases from the audiovisual file, to create multiple sub-phrase audiovisual files; and constructing a database the multiple sub-phrase audiovisual files and of the sub-phrase uttered in each of the files. The method may also include: receiving a phrase; querying the database for audiovisual files which comprise uttered sub-phrases of the phrase; and splicing at least some of the audiovisual files to a compilation audiovisual file in which the phrase is uttered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.