Classifier Instance:

Anchor text: AT&T Technologies
Target Entity: AT\u0026T_Technologies
Preceding Context: In 1984, the first photoconductive antennas for picosecond electromagnetic radiation were demonstrated by Auston and others. This type of antenna became an important component in terahertz time-domain spectroscopy. In 1984, the Karmarkar Linear Programming Algorithm was developed by mathematician Narendra Karmarkar. Also in 1984, a divestiture agreement signed in 1982 with the American Federal government forced the break-up of AT&T: Bellcore (now Telcordia Technologies) was split off from Bell Laboratories to provide the same R&D functions for the newly created local exchange carriers. AT&T also was limited to using the Bell trademark only in association with Bell Laboratories. Bell Telephone Laboratories, Inc. became a wholly owned company of the new
Succeeding Context: unit, the former Western Electric. The 5ESS Switch was developed during this transition. In 1985, laser cooling was used to slow and manipulate atoms by Steven Chu and team. In 1985, the AMPL modeling language was developed by Robert Fourer, David M. Gay and Brian Kernighan at Bell Laboratories. Also in 1985, Bell Laboratories was awarded the National Medal of Technology "For contribution over decades to modern communication systems". During the 1980s, the Plan 9 operating system was developed as a replacement for Unix which was also developed at Bell Laboratories in 1969. Development of the Radiodrum, a three dimensional electronic instrument. In 1988, TAT-8 became the first fiber optic transatlantic cable.
Paragraph Title: 1980s
Source Page: Bell Labs

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