San Francisco - Dolby Laboratories (NYSE: DLB), a developer of audio and surround sound technology for cinema, broadcast, home audio systems and consumer electronics, announced on Friday that it will acquire Sweden-based Coding Technologies, a developer of audio compression technologies, for about $250 million.

Reston, Va. - Cinea, a unit of Dolby Laboratories that provides content-protection technology to the movie and TV industries, announced on Tuesday that News Corp.'s NDS has licensed the company's forensic watermarking technology for use with its video-on-demand and live broadcast products. The technology will provide NDS' customers with the ability to embed invisible, unique product IDs in individual video streams, allowing tracking of pirated content back to its source.

San Francisco - Dolby Laboratories announced on Thursday that the China Research Institute of Film Science & Technology will use its digital cinema technology in the country's first JPEG digital cinema mastering facility. The Dolby SCC2000 Secure Content Creator includes digital cinema compression, encoding, packaging and encryption capabilities.