专利名称:Scalable coding/decoding apparatus and
method based on quantization precision inbands
发明人:Masahiro Oshikiri申请号:US12775216申请日:20100506公开号:US08209188B2公开日:20120626
专利附图:
摘要:A down-sampler down-samples the sampling rate of an input signal fromsampling rate FH to sampling rate FL. A base layer coder encodes the sampling rate FL
acoustic signal. A local decoder decodes coding information output from base layercoder . An up-sampler raises the sampling rate of the decoded signal to FH. A subtractersubtracts the decoded signal from the sampling rate FH acoustic signal. An enhancementlayer coder encodes the signal output from subtracter using a decoding resultparameter output from local decoder
申请人:Masahiro Oshikiri
地址:Osaka JP
国籍:JP
代理机构:Dickinson Wright PLLC
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