| Title of Invention | METHOD AND APPARATUS FOR FAST CELP PARAMETER MAPPING |
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| Abstract | An apparatus and method for mapping CELP parameters between a source codec and a destination codec. The apparatus includes an LSP mapping module, an adaptive codebook mapping module coupled to the LSP mapping module, and a fixed codebook mapping module coupled to the LSP mapping module and the adaptive codebook mapping module. The LSP mapping module includes an LP overflow module and an LSP parameter modification module. The adaptive codebook mapping module includes a first pitch gain codebook. The fixed codebook mapping module includes a first target processing module, a pulse search module, a fixed codebook gain estimation module, a pulse position searching module. |
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992-CHENP-2005 CORRESPONDENCE OTHERS.pdf
992-CHENP-2005 CORRESPONDENCE PO.pdf
992-CHENP-2005 DESCRIPTION (COMPLETE).pdf
992-CHENP-2005 POWER OF ATTORNEY.pdf
| Patent Number | 220463 | ||||||||||||||||
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| Indian Patent Application Number | 992/CHENP/2005 | ||||||||||||||||
| PG Journal Number | 30/2008 | ||||||||||||||||
| Publication Date | 25-Jul-2008 | ||||||||||||||||
| Grant Date | 28-May-2008 | ||||||||||||||||
| Date of Filing | 20-May-2005 | ||||||||||||||||
| Name of Patentee | DILITHIUM NETWORKS PTY LIMITED | ||||||||||||||||
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Inventors:
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| PCT International Classification Number | H03M 7/30 | ||||||||||||||||
| PCT International Application Number | PCT/AU2003/001412 | ||||||||||||||||
| PCT International Filing date | 2003-10-24 | ||||||||||||||||
PCT Conventions:
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