Dolby Digital Pulse: Dolby Pulse is a total system that includes a bitstream format and proprietary encoding and decoding solutions. Compatible with the Open Standard Audio Codec MPEG-4U AAC Leverages Dolby Pulse for new developments across platforms such as HDTV, mobile phones, portable players, PCs and online entertainment Dolby's experience in content delivery. It also offers an extended bit rate utilization with HE AAC.
With true Dolby metadata capability, Dolby Pulse enables, with a single 5.1 stream, multi-channel, stereo- and mono signals with seamless switching. This eliminates the need for bandwidth-intensive simulcasting. Meanwhile, Dialnorm values embedded in broadcast streams determine loudness while preserving dynamic range. This means that Dolby Pulse can provide metadata capabilities that are equivalent to the metadata capabilities of Dolby Digital and Dolby Digital Plus and provide consumers with an excellent experience and provide a highly efficient solution for broadcasters.
In a broadcasting landscape that now includes IPTV, mobile and Internet as well as terrestrial television, cable and satellite TV, Dolby Pulse represents an important addition to the audio solutions from Dolby ?? implement in hardware, OEM products and licensed encoding and decoding solutions. Dolby Pulse corresponds to new HDTV-Specifications set by major European industry bodies such as EICTA, French and Spanish HD Forums and NorDig.