Bell Labs

Bell Laboratories (Bell Labs) was the American research and development organization established as part of the Bell Telephone System (later AT&T and Lucent/Nokia Bell Labs). Its research priorities were historically shaped by telephone engineering needs, and it conducted pioneering experiments in areas including audio, multichannel/soundstage transmission, and other communications technologies.

Claims that use this term

• Bell Labs recognized multichannel benefits as early as 1934
• Bell Labs 1930s tests found three channels sufficed to transmit a soundstage
• Bell Labs research priorities were shaped by telephone engineering needs