Dolby surround

Dolby surround sound : a rear effect of channel encoding to stereo channel sound. Reproduction requires a decoder will surround sound signal from the coded voice of the separation. Dolby surround ( Dolby Surround) is the original Dolby multichannel analog film sound format (Dolby simulation and Dolby SRSpectral Recording sonogram ) consumer version. Produced by Dolby surround sound track, four channels of audio information - left, right, and single surround channel - - Taking the matrix coding in two sound track. Then as a video and TV shows such stereo program source will carry two tracks into thousands of households, with Dolby Pro Logic ( Dolby Pro Logic) technology after decoding reduced from the original four channel surround sound.

Dolby surround sound : a rear effect of channel encoding to stereo channel sound. Reproduction requires a decoder will surround sound signal from the coded voice of the separation.

Because Dolby is a surround sound matrix processing on the authority, Dolby Pro Logic Technology has become much channel family theater foundation, but also for the tens of thousands of commercial video tapes, laser discs, DVD and television production of surround sound track reference decoding techniques.

Since the launch of the Dolby digital multichannel film sound format, Dolby digital has replaced Dolby surround become through DVD-Video DVD, digital TV and game to provide consumers with multi-channel audio recommended decoding techniques. However, each Dolby digital decoder through its analog output port is compatible with Dolby Pro Logic stereo signal.