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Dolby Laboratories Unveils Dolby Pro Logic IIx
by Jolex Del Pilar
Tuesday, September 2, 2003
Technology provides up to 7.1 channels for stereo and 5.1-channel content.
Dolby Laboratories announced today the introduction of Dolby Pro Logic IIx technology.
Dolby Pro Logic IIx technology provides home theater enthusiasts with a solution for 7.1-channel playback of traditional stereo and 5.1-channel content.
Extending the advanced matrix decoding techniques first introduced in Dolby Pro Logic II and Dolby Digital EX, Dolby Pro Logic IIx, when added to a music or movie playback source, provides a "natural and seamless surround sound experiences".
This new Dolby technology, when incorporated into audio/video receiver and processor products, will provide home theater enthusiasts with a flexible upgrade path, allowing them to connect extra channels and speakers to their 5.1- or 6.1-channel systems in the future.
Dolby Pro Logic IIx is the first technology to offer the choice of processing traditional stereo music and movie content into a 6.1- or 7.1-channel listening experience.
“Home theater is about personal choice and lifestyle. For many consumers, a traditional 5.1 system provides the best performance within their listening environments,” said Craig Eggers, Director, Consumer Technology Marketing, Dolby Laboratories.
The first consumer electronics products to incorporate Dolby Pro Logic IIx signal processing will be announced at the CEDIA 2003 show (September 5–7) in Indianapolis. These include:
o Arcam DIVA AVR300 AV Receiver
o Fosgate FAP-T1 Plus
o Marantz SR7400
o Meridian Audio Ltd G68 Surround Processor
o Pioneer VSX-59TXi
o Yamaha RX-Z9
The following hardware manufacturers will offer upgrades for current models in the marketplace. These include:
o Denon AVR5803 A/V receiver
o TAG McLaren AVR32
o TAG McLaren AV192 R
o Marantz SR9300, SR9200, SR8300, SR8200, and SR7300
o Meridian Audio Ltd Model 861 Surround Processor
In addition, a variety of DSP implementations are being developed by leading manufacturers of integrated circuits including:
o Cirrus Logic (CS49300) and (CS49400)
o Fujitsu (MB8634x) and (MB86D4x)
o Yamaha (YSS941) and (YSS942)
o Analog Devices (SHARC Melody, ADSP2116IN)
o Texas Instruments
o Motorola
o New Japan Radio Co. Ltd
o Asahi-Kasei
--- Jolex Del Pilar |
