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据最新统计,杜比电影数字声SR·D 5.1制式6声道系统的电影厅在全世界已达23400家,其发展的速度在三种数字声(SR·D、SDDS、DTS)影厅中是最快的。最近,英国杜比实验室又和美国卢卡斯公司联合研制开发推出了后环绕声系统(Dolby Digital Surround-EX),使SR·D数字声由原来的左右二路环绕声变成左、后、右三路环绕声,大大丰富了杜比数字立体声的音响效果。目前已在上海上映的美国影片《星球大战前传》(幽灵的威胁)就是采用了这种后环绕声技术录制的,不论是原版的拷贝,还是经过翻译重新混录洗印的拷贝,均具有这种后环绕声的效果,为该片大大增色。在第四届上海国际电影节前,英国杜比实验室在上海举办了杜比数码后环绕声系统的技术讲
According to the latest statistics, the number of cinemas for the Dolby Digital Cinema SR 5.1 system 6-channel system has reached 23,400 worldwide, and its development has been accelerated in three digital sound systems (SR, SD, DTS) Is the fastest. Recently, the Dolby Laboratories in the United Kingdom and the United States Lucas jointly developed a post-surround sound system (Dolby Digital Surround-EX), the SR · D digital sound from the original left and right two-way surround sound into the left, after , Right three surround sound, greatly enriched the sound of Dolby Digital Stereo. The prelude to the Star Wars Episode (The Ghost threat), which has now been shown in Shanghai, is recorded using this back surround technology, either in its original copy or in a photocopied copy that has been remixed After the surround sound effect, greatly enhanced for the film. Before the 4th Shanghai International Film Festival, Dolby Laboratories of UK held the technology of Dolby Digital surround sound system in Shanghai