The Bell System was a system of telecommunication companies, led by the Bell Telephone Company and later by the American Telephone and Telegraph Company...

diving bell is not designed to move under the control of its occupants, or to operate independently of its launch and recovery system. The wet bell is a...

The Bell System held a virtual monopoly over telephony infrastructure in the United States since the early 20th century until January 8, 1982. This divestiture...

yearly by the IEEE society. The journal was originally established as The Bell System Technical Journal (BSTJ) in New York by the American Telephone and Telegraph...

awarded for work completed at Bell Laboratories. Bell Labs had its origin in the complex corporate organization of the Bell System telephone conglomerate. The...

Bell Canada (commonly referred to as Bell) is a Canadian telecommunications company headquartered at 1 Carrefour Alexander-Graham-Bell in the borough of...

depends on which Bell's state the two qubits are in initially. Bell's states can be generalized to certain quantum states of multi-qubit systems, such as the...

as an "ILEC" (Incumbent Local Exchange Carrier) they were the former Bell System or Independent Telephone Company responsible for providing local telephone...

popular as of July 2016. In 1962, the Bell System, the U.S. telephone monopoly, presented its Bellboy radio paging system at the Seattle World's Fair. Bellboy...

communications devices and switching centers. DTMF was first developed in the Bell System in the United States, and became known under the trademark Touch-Tone...

Packard Bell Corporation from Teledyne; in spite of similarities in their names, Packard Bell has no connection to either Hewlett-Packard or Bell System. Packard...

Alexander Graham Bell (/ˈɡreɪ.əm/ ; born Alexander Bell; March 3, 1847 – August 2, 1922) was a Scottish-born Canadian-American inventor, scientist, and...

competitor in Bell markets. These independent phone companies did not interconnect to the Bell System; though modern commentators suggest Bell refused to...

The Bell Telephone Company was the initial corporate entity from which the Bell System originated to build a continental conglomerate and monopoly in telecommunication...

The Bell 202 modem was an early (1976) modem standard developed by the Bell System. It specifies audio frequency-shift keying (AFSK) to encode and transfer...

Description and Operation", Bell System Practices, American Telephone & Telegraph Co, June 1979 Frank J. Derfler, "The Universal Data Systems' 212 LP modem", InfoWorld...

While part of the Bell System, it was at times the biggest Bell Operating Company of AT&T's 22 local telephone companies. Southwestern Bell continued to grow...

emergency situations, when the local communications system can be compromised. Telephones portal Bell System Bell Telephone Memorial Cellular network Cordless...

The Bell System Practices (BSPs) is a compilation of technical publications which describes the best methods of engineering, constructing, installing...

years as a research and development facility, initially for the Bell System and later Bell Labs. The centerpiece of the campus is an Eero Saarinen–designed...

were first defined in the Universal Service Ordering Code (USOC) of the Bell System in the United States for complying with the registration program for...

the United States through its Bell System of local operating companies. This led to AT&T's common nickname of "Ma Bell". The company was formally rebranded...

Communication" is an article by mathematician Claude E. Shannon published in Bell System Technical Journal in 1948. It was renamed The Mathematical Theory of...

carrier systems developed by AT&T Bell Laboratories for digital transmission of multiplexed telephone calls. The first version, the Transmission System 1 (T1)...

off to form South Central Bell. In 1984, it became a subsidiary of BellSouth Corporation in the breakup of the Bell System. The company was originally...

1940s by the American Telephone and Telegraph Company (AT&T) for the Bell System and the independent telephone companies in North America in Operator...

from the 1910s through the 1984 Bell System divestiture was The Pacific Telephone and Telegraph Company. The “Pacific Bell” was phased out of public use...

multi-user computer operating systems that derive from the original AT&T Unix, whose development started in 1969 at the Bell Labs research center by Ken...

company was formed in 1983 as Bell Atlantic as a result of the breakup of the Bell System into seven companies, each a Regional Bell Operating Company (RBOC)...

James Dalton Bell (born 1958) is an American crypto-anarchist who created the idea of arranging for anonymously sponsored assassination payments via the...