1967- Dolby began to develop B-type noise reduction technology and decided to authorize manufacturers to use Dolby technology.
1968-A company named "Dolby Laboratories" was established in Britain, and its headquarters was moved to San Francisco, California on 1976.
1970- Dolby began to popularize the concept of distributing pre-recorded tapes with Dolby B-type feature coding.
1974- Dolby has 47 authorized manufacturers, including all major manufacturers of consumer audio equipment.
1982- Dolby introduced Dolby surround sound, which is an upgrade scheme of Dolby movie surround sound.
1984-Dolby began to cooperate with China film industry to provide professional technical advice for the development of China film, broadcasting and consumer markets.
199 1 year-develop Dolby surround digital system, namely AC-3 system.
1992- dolby digital audio coding technology (AC-3) was adopted for the first time in the film, which was a sensation in Batman Return.
1995- dolby digital becomes the standard of NTSC DVD and ATSC digital TV in the United States.
1997- us president bill Clinton awarded Ray Dolby the national medal of technology.
1999-Dolby won the Emmy Award for Outstanding Technology Development for his achievements in DVD technology.
2002-The first original car audio system using Dolby Directional Logic II technology was born (Volvo XC90).
Today in 2005, it is the 40th anniversary of Dolby Company. To commemorate this year, Dolby was listed on the new york Stock Exchange with the code "DLB".
2065 438+00- Dolby establishes Dolby China Research and Engineering Center in Beijing, which is Dolby's first research and engineering center in Asia.
2065 438+03- Dolby and Lucasfilm Company of the United States jointly established Shenzhen dolby digital Audio & Video Co., Ltd., which took the first step to fully enter the home theater market in China.