CD player in 1970. Following litigation, Sony and Philips licensed Russell's patents (then held by a Canadian company, Optical Recording Corp.) in the 1980s. The Compact Disc is an evolution of LaserDisc technology, where a focused laser beam is used that enables the high information density required for high-quality digital audio signals. Prototypes were developed by Philips and Sony independently in the late 1970s. In 1979, Sony and Philips set up a joint task force of engineers to design a new digital audio disc. After a year of experimentation and discussion, the "Red Book" CD-DA standard was published in 1980. After their
Herbert Philips Herbert Philips Herbert Philips of Sutton Oaks, Macclesfield, Cheshire was a philanthropist and justice of the peace. Herbert Philips was the great grandson of Nathaniel Philips, who co founded, with his elder brother John, a tape manufacturing business in the mid-eighteenth century that became J. and N. Philips and Co. This company became one of Manchester’s leading commercial enterprises, specialising in the weaving of narrow tape. By the mid-nineteenth century the extended Philips family held properties and businesses throughout Lancashire, Cheshire and Staffordshire along with the family seats in Heybridge and Heath House, Staffordshire. Herbert was the third son and