Philips Natuurkundig Laboratorium Diepeveen built an error-correcting coder-decoder that was delivered in the summer of 1978. The decoder was included in the CD prototype player that was presented to the international press. To commemorate this breakthrough, Philips received an IEEE Milestone Award on March 6, 2009. This breakthrough was also appreciated by Sony and they started a cooperation with Philips that resulted in June 1980 in a common CD system standard. Philips as a whole took a turn for the worse and by the end of the 1980s bankruptcy seemed a very real possibility. Under research director Kees Bulthuis the position of long-term
WARP-CD on channel 20. The station, previously WARP-CA, began broadcasting a digital-only signal in late 2009. WARP-CA's call sign suffix (CA for Class A Low Power) was changed to WARP-CD (Class A Digital) automatically upon grant of WARP-CA's digital license in late 2009. WARP-CD currently broadcasts four channels of standard definition digital TV: 20.1, 20.2, 20.3 and 20.4. Longtime owner Randolph Weigner (who controls Sunshine Broadcasting Company) sold WARP, along with sister station WPHA-CD in Philadelphia, to LocusPoint Networks in November 2012. The deal made WARP a sister station to WSVT-LD, which LocusPoint acquired a month later. WARP-CD WARP-CD is a