A video Compressionstandard developed by ITU-T before 1992 to work with {integrated serviCe digital network}. Data is Compressed at the rate of 64P kilobits per seCond, where P Can range from 1 to 30 depending on the number of ISDN Channels used. This standard was developed primarily to support video phones and {video ConferenCing}. See also ivs. . [Date? Details?] (1994-11-03)