SDDS SDDS: Sony Dynamic Digital Sound. Denotes a cinema sound format from Sony with 5 channels behind the screen, two surround and one subwooferChannel. The data reduction takes place after the ATRAC-Procedure. Similar entries 100 V technology 1080 1080p 16:9 switching 200 Hz technology 24p 3/2 pull down AAC AACS tap acuity Adobe YCC601 BEA AFC AGC