DBpedia – Linked Data Fragments

Matches in DBpedia 2016-04 for { ?s ?p "With the popularization of digital audio there is a growing demand for audio compression and audio transmission techniques.The use of perceptual coding (based on the psychoacoustic model) has been a major breakthrough in the compressión of digital audio. But it doesn't solve the problem of multi-channel audio encoding.The evolution of multichannel audio technology has been growing slowly beginning with stereo evolving into 5.1 surround sound systems and then systems of 10 or even more channels. These systems are no longer just for cinema or recording studios, but they are now used in what we call (home cinema).These \"home cinema\" systems employ Dolby 5.1 which has 5 channels and a sixth channel for the low frequencies.However, there are new applications that use many more channels.However, it seems important to emphasize the fact that all multichannel systems don't have the same behavior. We could talk about two different categories:Category 1 includes:sound films intended to be reproduced in\"home cinema 5.1\" systems or in the theatrical business. The cross-correlation between channels tends to be high for symmetrical channels(L-Ls, R-Rs, C-R, C-L) but not among the rest of the channels.Category 2 would include those live signals obtained using multiple microphones to capture the acoustic properties of a room.The signals oriented for generate acoustic fields, obtained by a linear grouping of microphones, belong to this group. Such signalshave a very high cross correlation between all channels."@en }

• Multichannel_code abstract "With the popularization of digital audio there is a growing demand for audio compression and audio transmission techniques.The use of perceptual coding (based on the psychoacoustic model) has been a major breakthrough in the compressión of digital audio. But it doesn't solve the problem of multi-channel audio encoding.The evolution of multichannel audio technology has been growing slowly beginning with stereo evolving into 5.1 surround sound systems and then systems of 10 or even more channels. These systems are no longer just for cinema or recording studios, but they are now used in what we call (home cinema).These \"home cinema\" systems employ Dolby 5.1 which has 5 channels and a sixth channel for the low frequencies.However, there are new applications that use many more channels.However, it seems important to emphasize the fact that all multichannel systems don't have the same behavior. We could talk about two different categories:Category 1 includes:sound films intended to be reproduced in\"home cinema 5.1\" systems or in the theatrical business. The cross-correlation between channels tends to be high for symmetrical channels(L-Ls, R-Rs, C-R, C-L) but not among the rest of the channels.Category 2 would include those live signals obtained using multiple microphones to capture the acoustic properties of a room.The signals oriented for generate acoustic fields, obtained by a linear grouping of microphones, belong to this group. Such signalshave a very high cross correlation between all channels.".