Patent ID: 7983304

Claim:
A communication system comprising a transmitter for transmitting audio contents from a source device to a sink device using an audio packet formed in a predetermined packet format of audio data, which includes a plurality of audio samples for a plurality of channels, wherein the audio packet includes a variable-length payload including a repetition of a plurality of audio frames, wherein each respective audio frame of the plurality of audio frames of the variable-length payload includes: (a) an L channel audio sample field for transmitting one of the plurality of audio samples; (b) an L channel status field for transmitting status information compliant with an International Electrotechnical Commission (IEC) 60958 Standard and related to the L channel audio sample field; (c) an R channel audio sample field for transmitting another one of the plurality of audio samples; (d) an R channel status field for transmitting status information compliant with the IEC 60958 Standard and related to the R channel audio sample field; (e) an ignore bit indicating whether or not the one or the another one of the plurality of audio samples is present in a predetermined region, which is one of the L channel audio sample field and the R channel audio sample field; (f) a beginning bit indicating whether or not the respective audio frame is a beginning frame compliant with the IEC 60958 Standard; and (g) a channel field for transmitting a value identifying specific audio channel numbers for each audio sample of the plurality of audio samples transmitted using the R channel audio sample field and the L channel audio sample field.