Integrated services digital network telecommunications installation

摘要

The telecommunications installation (3) has an interface on the exchange side for connection to a network terminator basic access device (1), or for direct connection to a digital exchange (2) and an interface on the subscriber side for connection to a number of subscriber devices (4,5), with a coupling field and a transcoder for bit rate conversion inserted between the opposing interfaces, each provided with a memory for temporary storage of data. OF DLRAWING - The drawing shows an integrated services digital network telecommunications installation. Network terminator basic access, 1. Digital exchange, 2. Telecommunications exchange, 3. Subscriber devices, 4, 5.