They can create a very realistic surround sound field from only two speakers placed in front, to the left and right, of the listener, as found in standard stereo systems. Virtual surround sound systems mimic actual surround sound by exploiting the way that the auditory system perceives the direction from which a sound is coming. Virtual surround, which needs only two speakers to create a surround sound image, was the answer to both Dolby's and the consumer's problems. But the company recognized that an alternative to complex multispeaker systems would be required if it wanted to expand the appeal and hence the market of the system, which uses a five-speaker plus subwoofer system to deliver surround sound. Virtual surround systems revert to two speakers but add signal processing to create phantom speakers.ĭolby Laboratories Inc., San Francisco, developed what is now the most prevalent system for delivering 5.1 surround to the home, namely, Dolby Digital.
#DOLBY 5.1 SOUND SYSTEM MOVIE#
Today's 5.1 home-surround systems are like those used in movie theaters, delivering five audio channels through traditional speakers plus a bandwidth-limited channel through a subwoofer. Quad, in the 1970s, was the first attempt to surround a listener with sound. Learn more →Įvolution of Home Audio: Stereo in the late 1920s and early 1930s relied on two speakers.
#DOLBY 5.1 SOUND SYSTEM PDF#
Learn more → Join the world’s largest professional organization devoted to engineering and applied sciences and get access to all of Spectrum’s articles, archives, PDF downloads, and other benefits. Join the world’s largest professional organization devoted to engineering and applied sciences and get access to all of Spectrum’s articles, podcasts, and special reports.
For more exclusive content and features, consider Joining IEEE. Enjoy more free content and benefits by creating an account Saving articles to read later requires an IEEE Spectrum account The Institute content is only available for members Downloading full PDF issues is exclusive for IEEE Members Access to Spectrum's Digital Edition is exclusive for IEEE Members Following topics is a feature exclusive for IEEE Members Adding your response to an article requires an IEEE Spectrum account Create an account to access more content and features on IEEE Spectrum, including the ability to save articles to read later, download Spectrum Collections, and participate in conversations with readers and editors. Stay ahead of the latest technology trends.
0 kommentar(er)
