单词 | J-5 |
释义 | J-5 The fifth level in the Japanese J-carrier digital hierarchy. J-5 runs at a signaling rate of 565.148 Mbps in support of 7,680 DS-0 channels which maps J-5 into E-5, the European version. Despite similarities in terms of signaling rates and channel capacities at various levels, J-carrier is not compatible with either E-carrier or T-carrier. See also digital signal hierarchy, DS-0, E-5, E-carrier, J-carrier, signaling rate, and T-carrier. |
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