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Company · Bedminster · United States

AT&T (United States)

In research, AT&T (United States) stands highest in Physical Sciences (#39 of 21,541 worldwide), Electrical and Electronic Engineering (#10 of 4,248 worldwide) and Physics and Astronomy (#11 of 3,663 worldwide), over all time. Relative to its size it is most specialised in Computer Science — Computer Science is 5.4× its share of world research.

att.comROR OpenAlex
World rank, 2022–2025
#22,855
of 28,054 · #65 all time
Rank in United States
#3,410
of 4,192
Research works
27k
▼ 53% vs 2013–17
Citations
1.6M
58.7 per fractional work
Top-10% rate
17.5%
record average 16.5%
Open access
8%
world 28%

What is AT&T (United States) known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #39 of 21,541 32.4%24,289
Electrical and Electronic EngineeringSubfield #10 of 4,248 28.8%7,265
Physics and AstronomyField #11 of 3,663 35.8%4,429
Atomic and Molecular Physics, and OpticsSubfield #10 of 1,908 34.8%3,082
Computer ScienceField #40 of 7,020 36.3%7,242
EngineeringField #80 of 11,412 28.3%9,614
Condensed Matter PhysicsSubfield #5 of 653 40.8%869
Computer Networks and CommunicationsSubfield #18 of 1,873 35.0%2,287
Artificial IntelligenceSubfield #36 of 2,981 42.5%1,782
Materials ScienceField #70 of 4,504 32.6%1,757

Each strip is that field’s whole ranked pool, with the notch where AT&T (United States) sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does AT&T (United States) specialise in?

Where its research is concentrated relative to its size: Computer Science takes 5.4× the share of its output that it takes of world research.

  1. Computer ScienceField · 29.8 works5.4×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.10× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.07× its world share, 0 worksBiochemistry, Geneti…Neuroscience: 0.10× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.34× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 0.68× its world share, 0 worksChemical EngineeringComputer Science: 5.44× its world share, 30 worksComputer ScienceEarth and Planetary Sciences: 0.30× its world share, 0 worksEarth and Planetary …Engineering: 2.43× its world share, 26 worksEngineeringEnvironmental Science: 0.33× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.30× its world share, 1 worksMaterials ScienceMathematics: 1.01× its world share, 1 worksMathematicsPhysics and Astronomy: 0.74× its world share, 1 worksPhysics and AstronomyDentistry: 0.33× its world share, 0 worksDentistryHealth Professions: 0.72× its world share, 1 worksHealth ProfessionsMedicine: 0.09× its world share, 1 worksMedicineBusiness, Management and Accounting: 0.27× its world share, 1 worksBusiness, Management…Decision Sciences: 4.12× its world share, 3 worksDecision SciencesEconomics, Econometrics and Finance: 0.14× its world share, 0 worksEconomics, Econometr…Psychology: 0.03× its world share, 0 worksPsychologySocial Sciences: 0.39× its world share, 3 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Computer Science, 5.4×. Every wedge is a field page.

Who are the top researchers at AT&T (United States)?

Ranked on the composite score, N. J. A. Sloane, L. R. Rabiner and Jeffrey C. Lagarias lead among researchers whose main affiliation is AT&T (United States).

  1. 1 N. J. A. Sloane United States · #887 worldwide 2.8k citations · 116 works
  2. 2 L. R. Rabiner United States · #2,131 worldwide 2.7k citations · 76 works
  3. 3 Jeffrey C. Lagarias United States · #2,191 worldwide 1.9k citations · 76 works
  4. 4 B. Batlogg United States · #2,254 worldwide 2.4k citations · 111 works
  5. 5 Ward Whitt United States · #3,734 worldwide 1.3k citations · 85 works
  6. 6 D. S. Chemla United States · #4,301 worldwide 1.6k citations · 149 works
  7. 7 C.A. Burrus United States · #4,565 worldwide 1k citations · 88 works
  8. 8 D. Marcuse United States · #5,689 worldwide 1k citations · 63 works
  9. 9 Robert E. Schapire United States · #5,834 worldwide 2.7k citations · 58 works
  10. 10 Walter Willinger United States · #6,738 worldwide 1.4k citations · 58 works
All ranked researchers at AT&T (United States)

Which keywords describe research at AT&T (United States)?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Energy Efficiency, Deep Learning, Wireless Networks, Channel Modeling, 5G Networks, MIMO Systems, Massive MIMO and Heterogeneous Networks.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Deep Learning8▲ 3.4×22 topics
  2. Energy Efficiency7▲ 11×9 topics
  3. Machine Learning5▲ 2.3×18 topics
  4. Wireless Networks5▲ 47×7 topics
  5. Channel Modeling4▲ 48×5 topics
  6. 5G Networks4▲ 29×4 topics
  7. MIMO Systems4▲ 64×3 topics
  8. Massive MIMO4▲ 61×2 topics
  9. Heterogeneous Networks3▲ 49×2 topics
  10. Cellular Networks3▲ 92×1 topic
  11. Interference Alignment3▲ 92×1 topic
  12. 5G3▲ 73×2 topics
  13. Beamforming3▲ 39×2 topics
  14. Network Virtualization3▲ 115×1 topic
  15. Software-Defined Networking3▲ 115×1 topic
  16. Electron Beam Lithography3▲ 394×1 topic
  17. Nanofabrication3▲ 61×1 topic
  18. Neural Networks3▲ 2.5×10 topics
  19. Communications3▲ 113×1 topic
  20. Millimeter Wave3▲ 126×1 topic
  21. Anomaly Detection2▲ 12×3 topics
  22. Data Mining2▲ 4.5×5 topics
  23. IoT Security2▲ 10×3 topics
  24. Big Data2▲ 3.4×7 topics
  25. Classification2▲ 5.5×6 topics
  26. Distributed Systems2▲ 15×2 topics
  27. Elastic Optical Networks2▲ 161×1 topic
  28. Fault Localization2▲ 37×2 topics
  29. Optical Networks2▲ 161×1 topic
  30. Artificial Neural Networks2▲ 4.7×2 topics
  31. Image Quality Assessment2▲ 128×1 topic
  32. Perceptual Quality2▲ 128×1 topic
  33. Video Coding1▲ 92×2 topics
  34. Information Retrieval1▲ 8.5×3 topics
  35. Log Analysis1▲ 49×1 topic
  36. Performance Prediction1▲ 29×1 topic
  37. User Interaction1▲ 60×2 topics
  38. H.264/AVC1▲ 238×1 topic
  39. High Efficiency Video Coding (HEVC)1▲ 238×1 topic
  40. Wireless Communication1▲ 12×4 topics

Which research topics does AT&T (United States) publish most on?

By volume in 2022–2025: Advanced MIMO Systems Optimization, Software-Defined Networks and 5G, Advancements in Photolithography Techniques and Millimeter-Wave Propagation and Modeling.

Advanced MIMO Systems Optimization: 3 fractional worksSoftware-Defined Networks and 5G: 3 fractional worksAdvancements in Photolit…3Advancements in Photolithography Techniques: 3 fractional worksMillimeter-Wave Propagat…3Millimeter-Wave Propagation and Modeling: 3 fractional worksAdvanced Optical Network Technologies: 2 fractional worksImage and Video Quality Assessment: 2 fractional worksSoftware System Performa…1Software System Performance and Reliability: 1 fractional worksVideo Coding and Compression Technologies: 1 fractional worksMultimedia Communication and Technology: 1 fractional worksMicrowave Engineering and Waveguides: 1 fractional works
Electrical and Electronic EngineeringComputer Networks and CommunicationsComputer Vision and Pattern RecognitionSignal Processing1 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Advanced MIMO Systems Optimization Electrical and Electronic Engineering 3 works
  2. 2 Software-Defined Networks and 5G Computer Networks and Communications 3 works
  3. 3 Advancements in Photolithography Techniques Electrical and Electronic Engineering 3 works
  4. 4 Millimeter-Wave Propagation and Modeling Electrical and Electronic Engineering 3 works
  5. 5 Advanced Optical Network Technologies Electrical and Electronic Engineering 2 works
  6. 6 Image and Video Quality Assessment Computer Vision and Pattern Recognition 2 works
  7. 7 Software System Performance and Reliability Computer Networks and Communications 1 works
  8. 8 Video Coding and Compression Technologies Signal Processing 1 works
  9. 9 Multimedia Communication and Technology Sociology and Political Science 1 works
  10. 10 Microwave Engineering and Waveguides Electrical and Electronic Engineering 1 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available7.5%not open92.5%

World: 28% of research is openly available.

with international co-authors9.0%domestic only91.0%

World: 19% is written across borders.

How has AT&T (United States)'s research output changed?

Output in 2018–2022 was 53% lower than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Bedminster

All research institutions in Bedminster

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.