Jelaskan PID dari Transport stream dalam bahasa sunda

éach table or elementary stréam in a transport stréam is identified by a 13-bit PID. A demultiplexer extracts elementary stréams from the transport stréam in part by looking for packets identified by the same PID. In most applications, Time-division multiplexing will be used to decide how often a particular PID appéars in the transport stréam.