单词	headend
释义	headend /ˈhɛdɛnd / noun A control centre in a cable television system where various signals are brought together and monitored before being introduced into the cable network.Those antennas deliver mobile cell phone signals that are transmitted back to the antennas and over the cable plant to the headend and into the Public Switched Telephone Network.... Once the studios are comfortable with using those networks for internal purposes, the next obvious steps would include using these networks for distribution - to movie theatres, cable headends, or anywhere else. Instead, it would handle the transactions by pooling and directing customer orders through a network of servers located at MSO headends, all controlled by a central commerce center.
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