| 摘要 |
a digital line collector connected to a subscriber receiver or a trunk line receptor for performing a time slot switching function, a subscriber/trunk line connecting function, a voice memory function, a control memory function, a clock receiving and distribting function, a 8192 kbps parallel data connecting function, a multiplexing and demultiplexing function, a control memory data receiving function, a function for matching with time switch processors, and a test data generating and checking function; and a control memory and maintenance section for performing a 2048 kbps serial data connecting function, a control memory function, a duplexing control function, a test data generating and checking function, a failure collecting function, and a function for matching with the time switch processor.
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