Method and apparatus for phase matching frames in vocoders
US8355907B2 · kind B2 · utility
5Cited by
50References
54Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2005 |
| Grant date | Jan 15, 2013 |
| Priority date | — |
| Expiry date | Mar 12, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L19/005
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In one embodiment, the present invention comprises a vocoder having at least one input and at least one output, an encoder comprising a filter having at least one input operably connected to the input of the vocoder and at least one output, a decoder comprising a synthesizer having at least one input operably connected to the at least one output of the encoder, and at least one output operably connected to the at least one output of the vocoder, wherein the decoder comprises a memory and the decoder is adapted to execute instructions stored in the memory comprising phase matching and time-warping a speech frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.