Blue Book (CD standard) Blue Book (CD standard) The Blue Book is a compact disc standard developed in 1995 by Philips and Sony. It defines the Enhanced Music CD format (E-CD, also known as CD-Extra, CD-Plus and CD+), which combines audio tracks and data tracks on the same disc. The format was created as a way to solve the problem of mixed mode CDs, which were not properly supported by many CD players. The standard is not freely available and must be licensed from Philips. E-CDs are created through the "stamped multisession" technology, which creates two sessions on a disc. The first session of
Philips Records late 1950s till late 1970s. In the UK, Philips developed a strong popular music roster, signing acts like Marty Wilde, Roy Castle, Anne Shelton, the Four Pennies, Dusty Springfield, and the Walker Brothers. The American pop label was launched in 1962 starting with the R&B single "Gee Baby" by Ben & Bea and showed a comfortability with folk-country, releasing "Makes You Wanna Sigh" by Ross Legacy in 1969. It signed the Four Seasons in 1964. It also played a major part in promoting the garage rock genre and the psychedelic rock genre in the mid to late 60s, their most