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
Take It Easy with the Walker Brothers album was later released on CD having been remastered and expanded in 1998. The sleeve notes were written by Brian Mulligan, the then press officer for Philips Records, with photography by Terence Donovan. In the USA the album was released on Smash Records as Introducing the Walker Brothers. This alternate version shifted the running order around and replaced "Lonely Winds", "Girl I Lost in the Rain", "First Love Never Dies", and "Tell the Truth" with the singles "Love Her", "My Ship Is Coming In" and "Pretty Girls Everywhere", along with the latter's B-side "Doin' the Jerk". The group can be