Philips globally, the scale advantages of the Japanese proved insurmountable and Philips withdrew the V2000 system and joined the VHS Coalition. Philips had developed a LaserDisc early on for selling movies, but delayed its commercial launch for fear of cannibalizing its video recorder sales. Later Philips joined with MCA to launch the first commercial LaserDisc standard and players. In 1982, Philips teamed with Sony to launch the Compact Disc; this format evolved into the CD-R, CD-RW, DVD and later Blu-ray, which Philips launched with Sony in 1997 and 2006 respectively. In 1984, the Dutch Philips Group bought out nearly a one-third
Philips PM5544 the most commonly used test cards, with only the SMPTE bars, the BBC Test Card F and the Snell & Wilcox Zone Plate coming close to its usage. The Philips Pattern was later incorporated into other test pattern generators from Philips themselves, as well as test pattern generators from various other manufacturers. The BBC occasionally used a slightly modified version called Test Card G from 1971 until the late-1990s in conjunction with Test Card F, and although it was also used by the IBA in the 1970s it eventually abandoned the Test Card G and developed its own test card