UB engineer

 

Refereed Journal Articles

Submitted Papers

Conference Proceedings

Other Talks

Invited Talks

Patents

Books & Book Chapters

Reports and Theses

 

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A. Refereed Journals

  1. Z.H. Fu, C.P. Joshi, and A.H. Titus, “CMOS-based colour-change pH measurement system,” Electronics Letters, vol. 45, pp. 1138-1140, 2009.
  2. B. Jaiswal and A.H. Titus, “Escape Routing in Modern Area Array Packaging: An Analysis of Need, Trend and Capability,” accepted for publication in IEEE Transactions on Advanced Packaging, January 2009.
  3. Z.H. Fu and A.H. Titus, “CMOS Neuromorphic Optical Sensor Chip with Color Change-Intensity Change Disambiguation (CCICD),” IEEE Sensors Journal, vol. 9, no. 6, pp. 689 – 696, 2009.
  4. C. P. Joshi and A. H. Titus, "Towards an autonomous integrated sensor system," Sensors and Actuators B: Chemical, vol. 139, pp. 110-117, 2009.
  5. F. Yang and A. H. Titus, "Integrated colour detectors in 0.18 um CMOS technology," Electronics Letters, vol. 43, pp. 1279-1281, 2007.
  6. V. P. Chodavarapu, R. M. Bukowski, A. H. Titus, A. N. Cartwright, and F. V. Bright, “CMOS integrated luminescence oxygen multi-sensor system,” Electronics Letters, vol. 43, pp. 688-689, 2007.
  7. K. Bhagavathula, A. H. Titus, and C. Mullin, “An Extremely Low-Power CMOS Glare Sensor,” IEEE Sensors Journal, vol. 7, pp. 1145-1151, 2007.
  8. R. M. Bukowski, V. P. Chodavarapu, A. H. Titus, A. N. Cartwright, and F. V. Bright, “Phase Fluorometric Glucose Biosensor using Oxygen as Transducer and Enzyme doped Xerogels,” Electronics Letters, vol. 43, pp. 202-204, 2007.
  9. V. P. Chodavarapu, R. M. Bukowski, D. O. Shubin, A. H. Titus, A. N. Cartwright, and F.V. Bright, “CMOS-based Phase Fluorometric Oxygen Sensor System,” IEEE Transactions on Circuits and Systems I, vol. 54, no. 1, pp. 111-118, 2007.
  10. Y. Tang, Z. Tao, R. M. Bukowski, E. C. Tehan, S. Karri, A. H. Titus and F. V. Bright, "Tailored Xerogel-Based Sensor Arrays and Artificial Neural Networks Yield Improved Accuracy and Precision," Analyst, vol. 131, no. 10, pp. 1129-1136, 2006.
  11. R. M. Bukowski, M. D. Davenport, A. H. Titus and F. V. Bright, “O2-Responsive Chemical Sensors Based on Hybrid Xerogels that Contain Fluorinated Precursors,”Applied Spectroscopy, vol. 60,  no. 9, pp. 951-957, 2006.
  12. S. S. Karri and A. H. Titus, "An Analog VLSI Velocity Sensor System for Depth Perception," IEEE Sensors Journal, vol. 6, pp. 1287-1297, 2006.
  13. B. Jaiswal and A. H. Titus, “A Visualization Based Approach for Bump-pad/IO-ball Placement and Routing in Flip-chip/BGA Technology,” IEEE Transactions on Advanced Packaging, vol. 29, no. 2, pp. 576-586, August 2006.
  14. Z. Tao, E. C. Tehan, R. M. Bukowski, Y. Tang, E. L. Shughart, W. G. Holthoff, A. N. Cartwright, A. H. Titus, and F. V. Bright, "Templated xerogels as platforms for biomolecule-less biomolecule sensors," Analytica Chimica Acta, vol. 564, pp. 59-65, 2006.
  15. X. Fang, V. K. S. Hsiao, V. P. Chodavarapu, A. H. Titus, and A. N. Cartwright, “Colorimetric Porous Photonic Bandgap Sensors with Integrated CMOS Color Detectors,” IEEE Sensors Journal, vol. 6, no. 3,  pp. 661 – 667, 2006.
  16. M. Massoud and A. H. Titus, “An Analog VLSI Chip Emulating Polarization Vision of Octopus Retina," IEEE Transactions on Neural Networks, vol. 17, pp. 222-232, January 2006.
  17. V. P. Chodavarapu, R. M. Bukowski, S. J. Kim, A. H. Titus, A. N. Cartwright, and F. V. Bright, “Multi-sensor system based on phase detection, an LED array, and luminophore-doped xerogels,” Electronics Letters, vol. 41, pp. 1031-1033, 2005.
  18. V.P. Chodavarapu, A. H. Titus and A.N. Cartwright , “Differential read-out architecture for CMOS ISFET Microsystems,” Electronics Letters, vol. 41, no. 12, pp. 35-56, 2005.
  19. S. Karri and A. H. Titus, “Toward an Analog VLSI System for Perceiving Depth Through Motion Parallax,” Optical Engineering, vol. 44, no. 6, 006402, 2005.
  20. A. H. Titus, B. Jaiswal, T. J. Dishongh, and A. N. Cartwright, "Innovative circuit board level routing designs for BGA packages," IEEE Transactions on Advanced Packaging, vol. 27, pp. 630-9, 2004.
  21.   M. Davenport, A. H. Titus, E. C. Tehan, Z. Tao, Y. Tang, R. M. Bukowski, and F. V. Bright, "Chemical Sensing Systems Using Xerogel-Based Sensor Elements and CMOS Photodetectors," IEEE Sensors Journal, vol. 4, pp. 180 – 188, 2004.
  22. M. Davenport and A. H. Titus, “Adaptive Resonance Theory Neural Network and its Application to Hierarchical Pattern Clustering,” IEEE Transactions on Neural Networks, vol. 15 , No. 1, pp. 145 – 158, 2004.
  23. A. Gopalan and A. H. Titus, “A New Wide Range Euclidean Distance Circuit for Neural Network Hardware Implementations,” IEEE Transactions on Neural Networks (Special Issue on Neural Networks Hardware Implementations), vol. 14, pp. 1176-1186, 2003.
  24.   A. H. Titus and T.J. Drabik, “Optical Output Silicon Retina Chip,” Optical Engineering, vol. 42, no. 8, pp. 2416-2426, 2003.
  25. A. H. Titus and T.J. Drabik, “Analog VLSI Implementation of the Help If Needed Algorithm (HINA),” IEEE Transactions on Circuits and Systems, pp. 1328-1337, 2000.
  26. T.J. Drabik, A. H. Titus,  M.A. Handschy, D. Banas, S.D. Gaalema, and D.J. Ward,  “2-D Silicon/Ferroelectric Liquid Crystal Spatial Light Modulators,” IEEE Micro, pp. 67-76, 1995.

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B. Refereed Conference Proceedings and Presentations

  1. A. N. Cartwright, V. P. Chodavarapu, S. J. Kim, A. H. Titus, R. M. Bukowski, F. V. Bright, "CMOS Microsystems for Phase Fluorometric Biochemical Monitoring", Proceedings of IEEE/URSI ISSSE, Montreal, 2007, pp. 37-40.
  2. S. J. Kim, V. P. Chodavarapu, A. H. Titus, F. V. Bright, V. Govindaraju, A. N. Cartwright, "CMOS Chemical and Biochemical Sensors using Nanostructured Materials", Digest of the IEEE LEOS Summer Topical Meetings, Portland, 2007. (Invited Paper)
  3. S. J. Kim, , V. P. Chodavarapu, A. H. Titus, A. N. Cartwright, M. T. Swihart, R. M. Bukowski, F. V. Bright, T. J. Bunning, "Nanostructured porous polymeric photonic bandgap structures for sensing", Proceedings of SPIE Photonics West (BIOS), San Jose, 2007. (Invited Paper)
  4. V. P. Chodavarapu, D. O. Shubin, R. M. Bukowski, A. H. Titus, A. N. Cartwright, F. V. Bright, "CMOS-based Biosensor System using Integrated Nanostructured Recognition Elements", Proceedings of SPIE Photonics West (BIOS), Vol. 6095, pp. 126-133, San Jose, 2006.
  5. S. Karri, A. H. Titus, “Dual Analog Focal Plane Sensors for Depth Perception,” Proceedings of the 2006 International Joint Conference on Neural Networks, pp. 8976-8981, July 2006.
  6. S. S. Karri, A. H. Titus, E. C. Tehan, Z. Tao, Y. Tang, and F. V. Bright, "Image Analysis for Multi-Analyte Xerogel based Sensor Arrays," Proceedings of the 4th IEEE Conference on Sensors, vol. 1, pp. 373-376, 2005.
  7. V. P. Chodavarapu, A. H. Titus, and A. N. Cartwright, "CMOS ISFET Microsystem for Biomedical Applications," Proceedings of IEEE Sensors 2005, pp. 109-112, 2005.
  8. V. P. Chodavarapu, D. O. Shubin, R. M. Bukowski, A. H. Titus, A. N. Cartwright, and F. V. Bright, "CMOS Mixed-Signal Phase Detector for Integrated Chemical Sensor Systems," Proceedings of IEEE Sensors 2005, pp. 1068-1071, 2005.
  9. Y. Quan and A. H. Titus, “Toward an Analog VLSI Implementation of a Decision Making Model,” Proceedings of the International Joint Conference on Neural Networks, vol. 1, pp. 645 – 650, 2005.
  10. B. Jaiswal and A. H. Titus, “A New Ball Placement Approach for Maximizing Board Level Routability of BGA Packages,” proceedings of the 2004 International Symposium on Microelectronics, Long Beach, CA, USA, November 14-18, 2004.
  11. M. Davenport, A. H. Titus, E.C. Tehan, and F.V. Bright, “Chemical sensor systems using xerogels and CMOS detectors,” Proceedings of IEEE Sensors, 2003.,Vol. 2 , pp. 1297 – 1300, Oct. 2003.
  12. V.P. Chodavarapu, S.P. Khanolkar, E.C. Tehan, A. H. Titus, A.N. Cartwright, and F.V. Bright, “CMOS integrated optical sensor using phase detection,” Proceedings of IEEE Sensors, 2003.,Vol. 2, pp.1266-1270, Oct. 2003.
  13. S. S. Karri and A. H. Titus, “An Analog VLSI System for Computing Depth from Motion Parallax,” Proceedings of the International Joint Conference on Neural Networks, 2003, Vol.1, pp. 376-380.
  14. S.K. Ganapathy and A. H. Titus, “Toward an Analog VLSI Implementation of Adaptive Resonance Theory (ART2 Proceedings of the International Joint Conference on Neural Networks, 2003, Vol.1, pp. 936 -941.
  15. A. Gopalan and A. H. Titus, “A Differential Summing Amplifier for Analog VSLI Systems.” Proceedings of the 2002 IEEE International Symposium on Circuits and Systems (ISCAS), vol. IV. pp.57-60.
  16. A. Gopalan, P. Kulkarini and A. H. Titus, “An algorithm for the AVLSI implementation of the cephalopod retina and visual system,” Proceedings of the International Joint Conference on Neural Networks, 2001, pp. 832-836.
  17. M. Kanteti and A. H. Titus, “Light and sound data fusion in analog VLSI,”Proceedings. 14th Annual IEEE International ASIC/SOC Conference, 2001. pp. 18-22.
  18. J. Hughes, R. Gaborski, K. Hsu, and A. Titus, “An auditory classifier employing a wavelet neural network implemented in a digital design,” Proceedings of the 14th Annual IEEE Int. ASIC/SOC Conf. 2001, pp. 8-12.
  19. E.C. Chung and A. H. Titus, “Development of a Remotely Accessible Integrated Circuit Test Facility Based on Telepresence,” Proceedings of the Instrumentation and Measurement Technology (IMTC2000) Conference, May 2000, vol. 3, pp. 1591-1595.
  20. A. H. Titus and T.J. Drabik, “An Improved Silicon Retina Chip with Optical Input and Optical Output,” Proceedings of the Tenth Annual IEEE International ASIC Conference, September 1997, pp. 88-91.
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C. Other Talks and Presentations

  1. A. Phadke, J. Canty, J. Fallavollita, W. Su, E. Takeuchi, A.H. Titus, and Y.K. Yoon, “Prediction of Sudden Cardiac Death Using Telemetric Data from Animals,” 2008 Annual Meeting of the Upstate New York Cardiac Electrophysiology Society, Buffalo, NY, October 20, 2008.
  2. C. Joshi, Z.-H. Fu, and A. H. Titus, "Autonomous Multifunctional Sensor System," in Proceedings of Europtrode IX Dublin, Ireland, 2008, p. 52.
  3. A.H. Titus and A.N. Cartwright, "A Biologically Inspired Smart Sensor System (BIS3) for Health Monitoring," presented at the Johnson ; Johnson Annual Focused Giving Symposium, 2004.
  4. E. C. Tehan, M. Davenport, Z. Tao, Y. Tang, R. M. Bukowski, A. H. Titus, and F. V. Bright, "A New Approach to Luminescence Sensing: Using Xerogel-Based Sensor Elements and CMOS Photodetectors," presented at 2004 Pittsburgh Conference, Chicago, IL, USA, 2004.
  5. M. P. Davenport, V.P. Chodavarapu, E. C. Tehan, A. H. Titus, A. N. Cartwright, F. V. Bright, "Chemical Sensor Systems using CMOS Detector and LED Arrays," Presented at the Great Lakes Photonics Symposium, Cleveland , OH , USA , June 2004.
  6. A.H. Titus and A.M. Bisantz, “Hardware and Software Variants on the Lens Model,” presented at the Seventh International Conference on Cognitive and Neural Systems (May 2003).
  7. A.H. Titus and T.J. Drabik, “Optoelectronic Implementation of Neural Analog Diffusion Enhancement Layer Models of Early Vision,” OSA Annual Mtg., 1993.
  8. A.H. Titus, P.L. Liu, G.S. He, P.N. Prasad, and L. Korytko, “Optical Properties of Q-Switch Acetate Sheets,” OSA Annual Mtg., 1990.

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D. Invited Talks

  1. A.H. Titus, “From Analog VLSI to XeroFETs: An Overview of Sensing and Detecting on a Chip,” invited talk given as Analytical Chemistry Seminar Series sponsored by Pfizer, University at Buffalo Department of Chemistry, April 20, 2005.
  2. A.H. Titus, "CMOS Optical Detectors and Smart Focal Plane Arrays," invited talk given at the Institute for Microstructural Sciences National Research Council, Ottawa , Canada , July 19, 2004.
  3. V. Govindaraju, F.V. Bright, A.N. Cartwright and A.H. Titus, “Unified Biometrics and Sensors,” NY State Cyber Security Symposium, Utica , NY March 21, 2003 .
  4. A.H. Titus, “Analog VLSI Designs Applied Visual Systems,” Joint Chapters Meeting of the IEEE, Engineering in Medicine and Biology Society (EMBS) session. Rochester , NY , April 2001.

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E. Patents and Inventions

  1. C. S. Mullin, A. H. Titus, and K. Bhagavathula, " Low Power Glare Sensor,” U.S. Patent Number 7,586,079, September 8, 2009.
  2. D.P. Phinney and A.H. Titus, “A Method and Apparatus for Multiple Document Detection Using Ultrasonic Phase Shift and Amplitude,” U.S. Patent No. 6,511,064 B1, Jan 28, 2003.
  3. D.P. Phinney and A.H. Titus, “A Method and Apparatus for Correcting a Phase Shift Between a Transmitter and Receiver,” U.S. Patent No. 6,868,135, March 15, 2005.
  4. Sensor and Method of sensing Having an Energy source and Detector on the same Side of a Sensor Substance (Patent App. 10/957,254) (A.H. Titus, A.N. Cartwright, F.V. Bright) filed October 1, 2004.
  5. Detection Device and Method Using Modulated Energy, (Patent App. 10/948,062) (A.H. Titus and F.V. Bright) filed September 23, 2004.
  6. Temporally Addressable Detection Array (Patent App. 10/945,344) (A.H. Titus, A.N. Cartwright, F.V. Bright) filed September 20, 2004.
  7. CMOS ISFET Based pH Sensor (Provisional Patent App. 60/615,473) ( V. Chodavarapu, A.H. Titus, A.N. Cartwright,) filed October 1, 2004 .
  8. ISFET based Highly Selective Biochemical Sensors and Sensor Arrays, (Provisional patent App.) (A.N. Cartwright, F.V. Bright, R. Bukowski, V. Chodavarapu, A.H. Titus).

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F. Books and Book Chapters

1. V.P. Chodavarapu, D.O. Shubin, R.M. Bukowski, E.C. Tehan, A.H. Titus, A.N. Cartwright, F.V. Bright, "CMOS-based biosensor systems using integrated nanostructured recognition elements," Proc. SPIE Vol. 6095, p. 126-133, San Jose, 2006.

2. A. N. Cartwright and A. H. Titus, "Integrated Optical Sensors for Biophotonics," in Advances in Biophotonics, B. C. Wilson, V. V. Tuchin, and S. Tanev, Eds. Amsterdam: IOS Press, 2006, pp. 26-44.

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G. Theses/Technical Reports

1.        Titus, A.H. (1997) Biologically Inspired Models of Stereopsis: Theories and VLSI Implementation, Ph. D. thesis, School of Electrical and Computer Engineering, Georgia Institute of Technology, March 1997.

2.        Titus, A.H. (1991) Optical Pulse Compression, M. S. thesis, Department of Electrical and Computer Engineering, State University of New York at Buffalo, September 1991.

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