In October 1987, AT&T announced the start of the first customer trial using the ISDN Primary Rate Interface between customer premises equipment and the AT&T Network.
The introduction of new facsimile (fax) technology has made communication by this medium more widespread than ever.
In January 1976, AT&T Bell Laboratories conducted a fiber system experiment in Atlanta to evaluate lightwave technology in an environment approximating field conditions and to provide a system
The General Services Administration (GSA) of the United States government issued a Request for Proposal for bids on all inner- city telecommunications traffic needs for the agencies of the US Gover
Text: AT&T high-voltage integrated offer system designers flexible, rugger, reliable and low cost alternatives to electromechanical relays and discrete high-voltage transistors.
The tools currently available to many speech researchers are disjoint, requiring the user to work in a variety of hardware and software environments.
The AT&T international digital services are a family of two-point private line digital services between specified AT&T international serving offices and foreign locations.
AT&T started the ISDN introduction in the U. S. in 1986. The first international 5ESS(R) Switch with ISDN capabilites is being built and will be deployed in 1989.
The AT&T Integrated Services Digital Network (ISDN) provides a flexible digital access service between the customer location and the AT&T Service Node.
