Bell Telephone Laboratories

E2027

industrial research laboratory research and development organization

Bell Telephone Laboratories was a pioneering American research and development organization renowned for groundbreaking innovations in telecommunications and electronics, including the invention of the transistor.

Aliases (13)

Bell Labs ×21
AT&T Bell Labs ×6
AT&T Bell Laboratories ×5
Bell Laboratories ×2
AT&T Bell Laboratories (business portions) ×1
AT&T Bell Telephone Laboratories ×1
AT&T Engineering Department ×1
AT&T Labs ×1
AT&T Labs Research ×1
American Telephone and Telegraph Company ×1
Bell Labs Computing Science Research Center ×1
Bell Labs Computing Sciences Research Center ×1
Bell Labs Microelectronics Group ×1

Statements (53)

Predicate	Object
instanceOf	industrial research laboratory → research and development organization →
country	United States of America →
employed	Bell Labs researchers who discovered cosmic microwave background radiation → Claude Shannon → Dennis Ritchie → John Bardeen → Ken Thompson → Walter Brattain → William Shockley →
field	acoustics → computer science → electronics → information theory → materials science → telecommunications →
foundedBy	American Telephone and Telegraph Company → Western Electric Company →
headquartersLocation	Murray Hill, New Jersey → New York City →
notableAchievement	major contributor to the development of modern digital communications → major contributor to the theoretical foundations of information theory → site of the invention of the transistor in 1947 →
notableWork	development of C programming language → development of UNIX operating system → development of cellular telephone technology → development of communication satellites → development of digital signal processing → development of error-correcting codes → development of fiber-optic communication components → development of information theory → development of laser technology → development of radio astronomy techniques → development of speech coding algorithms → development of the T1 carrier system → development of the charge-coupled device → development of the concept of cellular networks → development of the first commercial modem → development of the first digital electronic switching systems → development of the first long-distance television transmission → development of the first practical transistor amplifier → development of the first transistor-based computer experiments → development of the solar cell → development of touch-tone dialing → invention of the transistor →
ownedBy	AT&T Corporation → Lucent Technologies → Nokia →
parentOrganization	American Telephone and Telegraph Company → Western Electric Company →
predecessor	AT&T Engineering Department → Western Electric Engineering Department →
successor	Bell Labs →

Referenced by (72)

Subject (surface form when different)	Predicate
Betty Shannon ("Bell Labs") → Bjarne Stroustrup ("Bell Labs") → Bjarne Stroustrup ("AT&T Bell Laboratories") → Charles Hard Townes ("Bell Labs") → Claude Shannon → Dennis Ritchie → Frank B. Jewett → Harold Stephen Black → Harry Nyquist ("AT&T Bell Telephone Laboratories") → Hendrik Wade Bode → Hendrik Wade Bode → Ingrid Daubechies ("AT&T Bell Laboratories") → James L. Flanagan ("Bell Laboratories") → Jay Last ("Bell Labs") → John Bardeen → John Bardeen ("Bell Labs") → John R. Pierce → John W. Tukey → Ken Thompson ("Bell Labs") → Ken Thompson → Martin David Kruskal → Mervin J. Kelly → Nick Holonyak Jr. → Norman J. Zabusky → Parag Agrawal ("AT&T Labs") → Philip Anderson ("Bell Labs") → Rob Pike ("Bell Labs") → Robert Tarjan ("AT&T Bell Labs") → Sidney Darlington → Walter Brattain → William Shockley → Yann LeCun ("AT&T Bell Labs") →	employer
Bell System Technical Journal → Bell System Technical Journal ("Bell Labs") → Bell System Technical Journal → Bell System Technical Journal ("Bell Labs") → Communication Theory of Secrecy Systems → Communication Theory of Secrecy Systems →	publisher
American Telephone and Telegraph Company → C ("Bell Labs") → Cyclone ("AT&T Labs Research") → LeNet ("AT&T Bell Labs") →	developedAt
5ESS switch ("Bell Laboratories") → 5ESS switch ("AT&T Bell Labs") → Unix ("Bell Labs") → Unix ("AT&T Bell Laboratories") →	developer
Harold Stephen Black → Ken Thompson ("Bell Labs Computing Sciences Research Center") → Rob Pike ("Bell Labs Computing Science Research Center") → Walter Brattain →	memberOf
Claude Shannon ("Bell Labs") → Dennis Ritchie ("Bell Labs") → Rob Pike ("Bell Labs") →	workedAt
Bell System Technical Journal ("AT&T Bell Laboratories") → Mervin J. Kelly →	affiliation
American Telephone and Telegraph Company ("Bell Labs") → Bell System Technical Journal →	associatedWith
Bell Telephone Laboratories ("AT&T Engineering Department") → Lucent Technologies ("AT&T Bell Laboratories (business portions)") →	predecessor
Bell System → Lucent Technologies ("Bell Labs") →	researchArm
Gradient-based learning applied to document recognition ("AT&T Bell Laboratories") →	affiliatedInstitution
Western Electric →	collaboratedWith
Bell System →	component
Bell Telephone Laboratories ("American Telephone and Telegraph Company") →	foundedBy
Agere Systems ("Bell Labs Microelectronics Group") →	hadPredecessor
Yann LeCun ("AT&T Bell Labs") →	hasWorkedAt
Lucent Technologies ("Bell Labs") →	notableDivision
Betty Shannon ("Bell Labs") →	placeOfWork
Oliver E. Buckley Condensed Matter Physics Prize ("Bell Labs") →	sponsor
Bell Telephone Laboratories ("Bell Labs") →	successor
Léon Bottou ("AT&T Bell Labs") →	workInstitution