略語大辞典 [C] 28 FPS fast packet switch 高速パケット交換. ディジタル通信ネットワークでの交換方式.fast packet switch; in an ISDN(integrated services digital network) switching system, based on the CCITT standard of ATM(asynchronous transfer mode); capable of operating at 300 Mbits/s), transferring information between 丸善「略語大辞典」JLogosID : 11875240