ROBERT A. SCHOLTZ

BOOKS

    
  1. Spread Spectrum Communications, 3 volumes, with M.K. Simon, J.K. Omura, and B.K. Levitt, Computer Science Press, 1985.

  2. Basic Concepts in Information Theory and Coding: The Adventures of Secret Agent 00111, with S. W. Golomb and R. E. Peile, Plenum Publishing Corp., 1994.

  3. Spread Spectrum Communications Handbook, with M.K. Simon, J.K. Omura, and B.K. Levitt, (revised edition of 1. in one volume), McGraw Hill, 1994.

BOOK REVIEWS:

  1. "Detection, Estimation, and Modulation Theory," by H.L. Van Trees, IEEE Transactions on Information Theory, Vol. IT-14, July 1968.

  2. "Theory of Synchronous Communications," by J.J. Stiffler, IEEE Transactions on Information Theory, January 1972.

  3. "Detection of Signals in Noise," by A.D. Whalen, IEEE Transactions on Information Theory, March 1973.

  4. "Advances in Communication Systems, Theory and Applications," edited by A.J. Viterbi, Communications, Sept. 1977; see also Proceedings of IEEE, March 1978.

  5. "Radar System Analysis," by D.K. Barton, Microwave Theory Newsletter, Summer 1977, see also Proceedings of IEEE, March 1978.

  6. "Digital Modulation Techniques in an Interference Environment," by K. Feher, Communications Magazine, January 1980.

  7. "The Hut Six Story, Breaking the Enigma Codes," by Gordon Welchman, IEEE Communications Magazine, August, 1984.

CONFERENCE PROCEEDINGS

  1. "N-Orthogonal Phase-Modulated Codes," with I.S. Reed, Proc. of the First IEEE National Communications Convention, Boulder, Colorado, June 1965. (Invited paper)

  2. "Synchronizable Codes," IEEE International Symposium on Information Theory, University of California at Los Angeles, January 1966. (Abstract only)

  3. "A Noiseless Coding Theorem for Synchronizable Codes," Proc. of the International Conference on System Sciences, January 29-31, 1968.

  4. "On the Generation and Generalization of Comma-Free Codes," 1969 International Symposium on Information Theory, Ellenville, New York, January 28-31, 1969. (Abstract only)

  5. "Statistical Synchronization Techniques," with R.M. Storwick, Proc. of the Second Hawaii International Conference on System Sciences, January 22-24, 1969.

  6. "The Design of Encoders and Decoders with Bounded Synchronization Delay," Proc. of the Third Hawaii International Conference on System Sciences, January 1970.

  7. "Automated Code Word Synchronization - The Noiseless Case," Proc. of the International Conference on Communications, San Francisco, California, June 1970.

  8. "The Search for Digital Radar-Ranging Signals," Proc. of the Fourth Hawaii International Conference on System Sciences, January 1971.

  9. "Frequency Tracking Loop Study," with C. Weber and T.M. Rodriguez, Proc. of the Fifth Hawaii International Conference on System Sciences, January 1972.

  10. "How Do you Define Bandwidth?" Proc. of the International Telemetering Conference, Los Angeles, California, October 1972. (Invited paper)

  11. "Sets of Sequences with Good Correlation Properties," with L.R. Welch, Proc. of the Sixth Hawaii International Conference on System Sciences, January 1973.

  12. "Generalized Residue Sequences," with L.R. Welch, Proc. of the International Conference on Communications, Seattle, Washington, June 1973.

  13. "Signal Design for Completely Non-Coherent Communications," with U.A. von der Embse and C.L. Weber, Proc. of the Seventh Hawaii International Conference on System Sciences, January 1974.

  14. "Modified Viterbi Decoder for Burst Channels," with J.R.B. de Marca, 1977 International Symposium on Information Theory, Ithaca, New York, October 1977. (Abstract only)

  15. "Continued Fractions and Berlekamp's Algorithms," 1977 International Symposium on Information Theory, Ithaca, New York, October 1977. (Abstract only)

  16. "Partial-Period Correlation Properties of PN Sequences," with L.R. Welch and N.E. Bekir, Proc. of the National Telecommunications Conference, December 1978.

  17. "Bent Function Signal Sets," with J.D. Olsen and L.R. Welch, 1979 International Symposium on Information Theory, Grigano, Italy, June 1979. (Abstract only)

  18. "Optimum CDMA Codes," Proc. of the National Telecommunications Conference, November 1979.

  19. "Centered CW Interference Rejection Using Spread Spectrum Techniques," Proc. of the International Conference on Communications, June 1980.

  20. "Frame Synchronization Concepts," URSI National Radio Science Meeting, Boulder, Colorado, January 1981. (Abstract only)

  21. "Coupled Phase-Tracking Loops for Retrodirective Systems", with B.S. Eisenhart, Proc. of the National Telecommunications Conference, November 1981.

  22. "Conflict Resolution Analysis for Nodal Resource Scheduling," Proc. of the National Telecommunications Conference, November 1981.

  23. "A Generalization of Bent Functions," with P.V. Kumar and L.R. Welch, accepted for the 1982 International Symposium on Information Theory.

  24. "The Origin of Spread Spectrum Communications," a six-hour videotaped lecture, shown continuously at MILCOM '82, Boston, MA, October 1982.

  25. "An Image Segmentation Algorithm with Learning Ability", with N.K. Huang and L.R. Welch, 1983 International Symposium on Information Theory, Quebec, Canada, Sept. 26-30, 1983. (Abstract only)

  26. "Pseudonoise Tracking in the Presence of Spectrally-Known Interference," with R. Sampaio-Neto, MILCOM '83, Washington, DC, November 1983.

  27. "GMW Sequences," with L.R. Welch, 1983 International Symposium on Information Theory, Quebec, Canada, Sept. 25-30, 1983. (Abstract only)

  28. "On the Non-Existence of Barker Arrays," with S.A. Al-Quaddoomi and L.R. Welch, 1983 International Symposium on Information Theory, Quebec, Canada, Sept. 26-30, 1983. (Abstract only)

  29. "Bounds on the Linear Span of Bent Sequences," with P.V. Kumar and L.R. Welch, 1983 International Symposium on Information Theory, Quebec, Canada, Sept. 26-30, 1983. (Abstract only)

  30. "Pseudonoise Generator Designs," Proceedings of the National Radio Science Meeting, Boulder, CO., Jan. 11-13, 1984. (Abstract only)

  31. "Synchronization over Fading Dispersive Channels," with S. Soliman, Globecom '84, Atlanta, November 26-29, 1984, paper 29.1.

  32. "Equalization in a Direct Sequence Spread Spectrum System using a Least Squares Lattice Filter," with A. Reichman and H. Lev-Ari, MILCOM '84, Los Angeles, CA, October 21-24, 1984, pp. 4.1.1-4.1.6.

  33. "Pairwise Coupled RDA Antennas for Self-Focusing and Retrodirective Antennas," with Alex Netch, 1985 IT Symposium in Brighton, England.

  34. "Pre-correlation Filter Design for Spread-Spectrum Code Tracking in Interference," 1985 International Symposium on Information Theory, Brighton, England.

  35. "Autocorrelation Ambiguity Functions," with S. Soliman, Globecom '85 Record, New Orleans, LA, December 2-5, 1985, paper 16.3.

  36. "Some Link Jamming Games," with W.C. Peng and L.R. Welch, 1986 International Symposium on Information Theory, Ann Arbor, Michigan, October 5-9, 1986.

  37. "A Study of Discrete Link Jamming Games," with W.C. Peng, MILCOM '86, Monterey, CA, October 5-9, 1986, paper 2.6.

  38. "Protocol Jamming," with T.H. Lee, MILCOM '86, Monterey, CA, October 5-9, 1986, paper 24.5.

  39. "Acquisition of Spread Spectrum Signals by an Adaptive Array", with Duncan M. Dlugos, MILCOM '86, Monterey, CA, October 5-9, 1986, paper 31.4.

  40. "Applications of Least-Squares Lattice Filters in Adaptive Data Communication," with A. Reichman, MILCOM '86, Monterey, Ca, October 5-9, 1986, paper 47.5.

  41. "GPS Applications to the Space Station," with U. Cheng, J. Holmes, G. Huth and K.T. Woo, Globecom '86 Record.

  42. "A Survey of Sequence Designs for Communications," Proceedings of the International Symposium on Information and Coding Theory, Campinas, SP, Brasil, July 27-August 1, 1987.

  43. "A Technique to Approximate the Eigenvalues of Autocorrelation Functions," with Samir Soliman, GLOBECOM '88, Hollywood, FL, November 18, 1988.

  44. "The Calibration of Distorted Airborne Imaging Arrays Using Coherent Observations of Radar Clutter," with Charles Franz, Proceedings of the International Conference on Radar, Paris, France, April 20-24, 1989.

  45. "Multiple Capture in a Centralized Packet Radio System with Common Direct-Sequence Spread-Spectrum Modulation," with Dong-In Kim, Proceedings of the 15th Biennial Symposium on Communications, Kingston, Ontario, June 3-6, 1990.

  46. "Adaptive Channel/Code Matching Using Hidden Markov Models," with R. Peile, Twenty-Fourth Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, Nov. 5-7, 1990.

  47. "Analysis of an Optical Phase-Locked Loop (OPLL) for Free-Space Laser Communications with Heterodyne Detection," with M. Z. Win and C.-C. Chen, SPIE:OE/LASE'91, Los Angeles, CA, Jan. 20-25, 1991.

  48. "A Random Spreading Code Scheme for Centralized Spread-Spectrum Packet Radio Networks," with Dong-In Kim, MILCOM'91, Washington D.C.

  49. "Joint Phase Estimation and Data Decoding for TCM Systems," International Symposium on Communication Theory and Its Applications,Crieff, Scotland, September 9-13, 1991; published with a reviewed subset of the conference papers in the book Communications Theory and Applications: Systems, Signal Processing, and Error Control Coding.

  50. "Noncoherent Direct-Sequence Code Tracking in the Presence of Pulsed Jamming," with H. Tsou and R. Sampaio-Neto, Twenty-Fifth Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, Nov. 4-6, 1991.

  51. "Adaptive Threshold Control Scheme in a Centralized Packet Radio Network with Common Direct-Sequence Spread-Spectrum Modulation," with In-Kyung Kim, Twenty-Fifth Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, Nov. 4-6, 1991.

  52. "Dynamic Jamming Games," with R. Mallik and G. Papavassilopoulos, Twenty-Fifth Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, Nov. 4-6, 1991.

  53. "Linearized Cyclostationary Analysis of Spread Spectrum Direct-Sequence Code Tracking Performance in Pulsed Jamming," Proceedings of the Workshop on Cyclostationary Signals, with H. Tsou and R. Sampaio-Neto, Yountville, CA, August 16-18, 1992.

  54. "Linear Cyclostationary Analysis of Noncoherent Direct-Sequence Code Tracking in the Presence of Pulsed Jamming," with H. Tsou and R. Sampaio-Neto, MILCOM'92, San Diego, CA, Oct. 11-14, 1992.

  55. "Comparisons of adaptive threshold control algorithms for unslotted common-spreading-code packet-radio networks," MILCOM'92, San Diego, CA, Oct. 11-14, 1992.

  56. "Criteria for Sequence Set Design in CDMA Communications," The Tenth International Symposium on Applied Algebra, Algebraic Algorithms, and Error Correcting Codes, San Juan, Puerto Rico, May 10-14, 1993.

  57. "Signal Design for Infinite-Impulse-Response Inverse Filters," with Wei-Chun Wang, MILCOM '93, Boston, MA, October 11-14, 1993.

  58. "Multiple-Access with Time-Hopping Impulse Modulation," MILCOM '93, Boston, MA, October 11-14, 1993.

  59. "A New Pulse Compression Scheme Applied to Spread ALOHA in VSAT Networks," with Wei-Chun Wang, Twenty-Seventh Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, Nov. 1-3, 1993.

  60. "Correcting a specified set of likely error patterns," with N. Tan and L. R. Welch, 1994 International Symposium on Information Theory, Trondheim, Norway, June 27-July 1, 1994.

  61. "A simple dynamic jamming game," with R. K. Mallik and G. Papavassilopoulos, 1994 International Symposium on Information Theory, Trondheim, Norway, June 27-July 1, 1994.

  62. "The evolution of spread-spectrum multiple-access communications," Proceedings of IEEE Third International Symposium on Spread Spectrum Techniques and Applications, (opening plenary address), Oulu, Finland, July 4-6, 1994; reprinted as the first chapter of Code Division Multiple Access Communications, S. G. Glisic and P. A. Leppnen, eds., Kluwer Academic Publishers, 1995.

  63. "The use of doppler tolerant reference signals in time synchronization applications," with Gregory Mitchell, Twenty-Eighth Annual Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, Oct. 31-Nov. 2, 1994.

  64. "Cyclotomic cosets and steady-state solutions to a dynamic jamming game," with Ranjan Mallik, 1995 International Symposium on Information Theory, Whistler, British Columbia, September 17-22, 1995.

  65. "Joint decoding and carrier phase estimation for trellis code modulation," with Dennis Gottman, MILCOM 95, San Diego CA, November 6-8, 1995.

  66. "A Karamakar's algorithm based method for solving constrained communication jamming games," with R. K. Mallik, National Conference on Communications, IIT Bombay, Feb. 17-18, 1996.

  67. "The $\delta$-adjusted $M$th-order multiuser detector," with L.-L. Yang, Workshop on Multiaccess, Mobility and Teletraffic for Personal Communications, Paris, France, May 20-22, 1996.

  68. "Time-hopping SSMA techniques for impulse radio with an analog modulated data subcarrier," with M.Z. Win and L.W. Fullerton, Proceedings of the IEEE Fourth International Symposium on Spread Spectrum Techniques and Applications (ISSSTA'96), Mainz, Germany, September 22-25, 1996, pp. 359-364.

  69. "Analysis and throughput of random access multichannel CDMA systems with multiuser detection," with Q.C. Liu and Z. Zhen, International Conference on Universal Personal Communications, Cambridge, MA, Sept. 29-Oct. 2, 1996.

  70. "Performance analysis of a random access CDMA system using multiuser detection," with E. Esteves, International Conference on Universal Personal Communications, Cambridge MA, Sept. 29-Oct. 2, 1996.

  71. "Channel utilization efficiency and throughput of random-access multichannel CDMA systems with multiuser detection," with Q.C. Liu and Z. Zhen, MILCOM '96, McLean VA, Oct. 21-24, 1996.

  72. "Complexity of Verdu optimum multiuser detection algorithm applied to random-access multichannel CDMA systems," with Q.C. Liu and Z. Zhen, MILCOM '96, McLean, VA, Oct. 21-24, 1996.

  73. "Characterization of Ultra-Wide Bandwidth (UWB) Wireless Indoor Propagation Channels," with M.Z. Win and M. Barnes, ICC'97.

  74. "Comparisons of Analog and Digital Impulse Radio for Wireless Multiple-Access Communications," with M.Z. Win, ICC'97.

  75. "Signal Selection for Indoor Wireless Impulse Radio Channels," with F. Ramirez-Mireles and M.Z. Win, VTC'97.

  76. "Ultra-Wide Bandwidth (UWB) Signal Propagation for Outdoor Wireless Communications", with M.Z. Win and M. Barnes, VTC'97.

  77. "Impulse Radio", Personal Indoor Mobile Radio Conference, Helsinki, Finland, September 1997.

JOURNAL PAPERS

  1. "Signal Design for Phase-Incoherent Communications," with C.L. Weber, IEEE Trans. on Information Theory, Vol IT-12 1966. (Nominated by IEEE Group on Information Theory for the Browder J. Thompson Award.)

  2. "N-Orthogonal Phase-Modulated Codes," with I.S. Reed, IEEE Trans. on Information Theory, Vol. IT-12, July 1966.

  3. "Codes with Synchronization Capability," IEEE Trans. on Information Theory, Vol. IT-12, April 1966.

  4. "Maximal and Variable Word-Length Comma-Free Codes," IEEE Trans. on Information Theory, Vol. IT-15, March 1969.

  5. "The Mechanization of Codes with Bounded Synchronization Delays", with L.R. Welch, IEEE Trans. on Information Theory, Vol. IT-16, July 1970.

  6. "Block Codes for Statistical Synchronization", with R.M. Storwick, IEEE Trans. on Information Theory, Vol. IT-16, July 1970.

  7. "On the Passive Resolution of Broadcasting Targets with a Monopulse Antenna," IEEE Trans. on Aerospace and Electronic Systems, Vol. 9, No. 5, September 1973.

  8. "Signal Design for Totally Phase-Incoherent Communications" with U.A. von der Embse and C.L. Weber, IEEE Trans. on Communications, Vol. 23, No. 2, February 1975.

  9. "The Detection of Moderately Fluctuating Rayleigh Targets," with N.E. Nahi and J.J. Kappl, IEEE Trans. on Aerospace and Electronic Systems, January 1976.

  10. "The Spread Spectrum Concept," IEEE Trans. on Communications, Vol. 25, No. 8, August 1977. Reprinted in Multiple Access Communications, N. M. Abramson, ed., IEEE Press, 1993.

  11. "The Fast Decoding of Reed-Solomon Codes Using Fermat Theoretic Transforms and Continued Fractions," with I.S. Reed, T.K. Truong, and L.R. Welch, IEEE Trans. on Information Theory, Vol 24, No. 1, January 1978.

  12. "Group Characters: Signals with Good Correlation Properties," with L.R. Welch, IEEE Trans. on Information Theory, Vol. 24, No. 5, September 1978.

  13. "Continued Fractions and Berlekamp's Algorithm", with L.R. Welch, IEEE Trans. on Information Theory, Vol. IT-25, No. 1, January 1979.

  14. "Frame Synchronization Techniques," IEEE Trans. on Communications, Vol. 28, No. 8, August 1980.

  15. "On the Characterization of Statistically Synchronizable Codes," with V.K.W. Wei, IEEE Trans. on Information Theory, Vol. 26, No. 6, November 1980.

  16. "The Origins of Spread Spectrum Communications," IEEE Trans. on Communications, Vol. 30, May 1982. (Recipient of the Leonard G. Abraham Prize Paper Award, and the Donald G. Fink Prize Award.) Reprinted in Spread Spectrum Communications, C.E. Cook, F.W. Ellersick, L.B. Milstein, and D.L. Schilling, eds., IEEE Press, 1983.

  17. "Bent Function Sequences," with J.D. Olsen and L.R. Welch, IEEE Trans. on Information Theory, Vol. 28, No. 6, November 1982.

  18. "Notes on Spread Spectrum History," IEEE Trans. on Communications, Vol. 31, No. 1, January 1983. Reprinted in Spread Spectrum Communications, C.E. Cook, F.W. Ellersick, L.B. Milstein, and D.L. Schilling, eds., IEEE Press, 1983.

  19. "Bounds on the Linear Span of Bent Sequences," with P.V. Kumar, IEEE Trans. on Information Theory, Vol. 29, No. 6, November 1983.

  20. "GMW Sequences," with L.R. Welch, IEEE Trans. on Information Theory, Vol. 30, No. 3, May 1984.

  21. "Generalized GMW Sequences and an Application to Frequency Hopping," with P.V. Kumar, Cryptologic Quarterly vol. 3, nos. 1-2, Spring-Summer 1984. (NSA Journal, for official use only.)

  22. "Generalizations of Bent Functions and Their Properties," with P.V. Kumar and L.R. Welch, Journal of Combinatorial Theory - Series A, vol. 40, no. 1, September 1985.

  23. "Pre-Correlation Filter Design for Spread Spectrum Code Tracking in Interference," with R. Sampaio Neto, IEEE Journal, Selected Areas in Communications, vol. SAC-3, no. 5, September 1985.

  24. "Adaptive Spread Spectrum Systems Using a Least Squares Lattice Algorithm," with A. Reichman, IEEE Journal, Selected Areas in Communications, vol. SAC-3, no. 5, September 1985.

  25. "Performance of Standard Code-Tracking Loops in the Presence of Dual Tone Interference," with R. Sampaio Neto, and A. Polydoros, IEEE Trans. on Communications, vol. COM-34, No. 10, October 1986.

  26. "Spread Ambiguity Functions," with Samir Soliman, IEEE Transactions on Information Theory, vol. 34, no. 2, March 1988.

  27. "Synchronization over Fading Dispersive Channels," with Samir Soliman, IEEE Transactions on Communications, vol. 36, no. 4, April 1988.

  28. "Acquisition of Spread Spectrum Signals by an Adaptive Array", with Duncan Dlugos, IEEE Transactions on Acoustics, Speech and Signal Processing, vol. 37, no. 8, August 1989. (received 1992 Senior Award in the Statistical Signal and Array Processing Area, given by the IEEE Signal Processing Society.)

  29. "On the Selection Mechanism for Bent Sequences," with Yu-Cheun Jou, Cryptologic Quarterly, 1989 (NSA Journal, for official use only).

  30. "On the Nonexistence of Barker Arrays and Related Matters," with S. Alquaddoomi, IEEE Transactions on Information Theory, vol. 35, no. 5, September 1989.

  31. "Design and Demonstration of an Optical Phase-Locked Loop for Free-Space Optical Communication," with M. Z. Win, C. C. Chen, J. R. Lesh, W. K. Marshall and M. D. Rayman, NASA Tech Briefs (summary only), April 1992.

  32. "An Optimum Generalized Cross-Spectrum Symbol-Rate Detector," with S. H. Kim, IEEE Trans. Commun., September 1993.

  33. "Analysis of Noise in Optical Phase-Locked Loop," with M. Z. Win and C. C. Chen, NASA Tech Briefs (summary only), September 1993.

  34. "Generalized Barker Sequences," with S.W. Golomb, IEEE Trans. on Information Theory, Vol. IT-11, No. 4, 1965. Reprinted in Multiple Access Communications, N. M. Abramson, ed., IEEE Press, 1993.

  35. "Correcting a specified set of likely error patterns," with N. L. Tan and L. R. Welch, IEEE Trans. Inform. Theory, January, 1995.

  36. "Counting Collision-Free Transmissions in Common-Code SSMA Communications," with Dong-In Kim and Inkyung Kim, IEEE Trans. on Communications, February 1995.

  37. "Sequence design for IIR inverse filter pulse compression," with W.-C.Wang, IEEE Transactions on Aerospace and Electronic Systems, April 1995.

  38. "Optical Phase-Locked Loop (OPLL) for an Amplitude Modulated Communications Link Using Solid State Lasers," with Moe Z. Win and Chien-Chung Chen, IEEE Journal on Selected Areas in Communications, vol. 31, no. 2, April 1995.

  39. "On the performance of centralized DS-SS packet radio networks with random spreading code assignment," with Dong-In Kim, IEEE Trans. on Communications, vol. 43, no. 10, October 1995.

  40. "A Forward-Only Procedure for Estimating Hidden Markov Models," with N. Tan and L. R. Welch, submitted to IEEE Transactions on Signal Processing.

  41. "ATM Based Time-Hopping Spread-Spectrum Multiple-Access Network for Multimedia," with M.Z. Win, J.-H. Ju, X. Qiu and V.O.K. Li, conditionally accepted for the J. on Selected Areas in Commun., special issue on "Networking and Performance Issues of Personal Mobile Communications".

  42. "Analysis of an On-Off Jamming Situation as a Dynamic Game," with R. Mallik and G. Papavassilopoulos, submitted to the IEEE Transactions on Communications, (paper no. 96-288).

  43. "Ultr-Wide Bandwidth (UWB) Time-Hopping Spread-Spectrum Impulse Radio for Wireless Multiple-Access Communications," with M.Z. Win, submitted to IEEE Trans. on Communications.

  44. "On the Calibration of Distorted Airborne Antenna Arrays Using SAR Processing," with Charles N. Franz (in preparation).

SPECIAL PRESENTATIONS

  1. "Codes with

    Synchronization Capability," JPL Communications Research Seminar, Los Angeles, California, November 1967.

  2. "A Review of Synchronizable Codes," San Francisco Bay Chapter IEEE Group on Information Theory, 1968.

  3. "Transmitter Optimization in Digital Communications," Military Theme Review, Fort Monmouth, New Jersey, January 1969.

  4. "Synchronizable Codes," Electronic Sciences Laboratory Research Review, University of Southern California, February 1969.

  5. Panelist: UCLA Conference on Education and System Sciences, Spring 1969.

  6. "Elementary Cryptanalysis," USC Electrical Engineering Seminar, Spring 1969.

  7. "Cryptanalysis - Science, Subterfuge, or Magic?" Information Sciences Seminar, University of Hawaii, October 1969.

  8. "The Heritage of William F. Friedman," Information Sciences Seminar, University of Hawaii, November 1969.

  9. "Synchronization - The Noiseless Case," Faculty Seminar, University of Hawaii, December 1969.

  10. "Probabilistic Generation, Transmission, and Syntactical Decoding of Context-Free Programmed Languages," with C.R. Souza, Allerton Conference on Circuits and System Theory, University of Ilinois, October 7-9, 1970.

  11. Panelist: Engineering Education, Tierra Verde Workshop on "Future Directions of Communication Theory," Sponsored by IEEE group on Communication Technology, April 1971.

  12. "Coding for Synchronization," Los Angeles Chapter, IEEE Group on Information Theory, March 1971.

  13. "Signals with Good Correlation Properties," Signal Analysis Section Seminar, Hughes Aircraft Company,November 1971.

  14. "Coding, Synchronization, and Tracking Systems," Military Theme Review, White Sands Missile Range, December 1971.

  15. "An On-Off Communication Study," with I.S. Reed, 1972 International Symposium on Information Theory, Pacific Grove, California, January 1972.

  16. "Signal Design for Good Correlation," Electrical Engineering Seminar, Stanford University, March 1972.

  17. Seminar Series, "Radar Signal Processing," Hughes Aircraft Company, Canoga Park, California, beginning Summer 1973.

  18. "Research in Communication Theory," Military Theme Review, Fort Huachuca, Arizona, December 1973.

  19. "Wideband Digital Signal Set Design," Electrical Engineering Seminar, Stanford University, February 1974.

  20. "Wideband Digital Signal Set Design," San Francisco Bay Area Chapter, IEEE Group on Information Theory, February 1974.

  21. "Communication Research," JSEP Research Review, USC, February 1977.

  22. "Continued Fractions and Berlekamp's Algorithms," Los Angeles Chapter, IEEE Group on Information Theory, March 1977.

  23. "A Survey for Synchronizable Codes," Seminar, University of Hawaii, March 1978.

  24. "Spread Spectrum Communications," Seminar, University of Hawaii, April 1978.

  25. "Radar Signal Design," Seminar, University of Hawaii, May 1978.

  26. "Multiple Access Signal Sets," Seminar, University of Hawaii, May 1978.

  27. "Unsolved Problems in the Design of Synchronizable Codes," USC Systems Seminar, February 1980.

  28. "PN Spread Spectrum Code-Division Multiple-Access Signal Design," Los Angeles Chapter, IEEE Group on Information Theory, March 1980.

  29. "Spread Spectrum Research," Fort Monmouth, New Jersey, May 1980.

  30. "Spread Spectrum Communications," USC-ARO Communications Research Review, October 1980.

  31. "What's New in Spread Spectrum?" Panel Moderator, Eleventh Annual Communication Theory Workshop, New Braunfels, Texas, April 1981.

  32. "Bent Sequences," Spread Spectrum Seminar, Fort Monmouth, New Jersey, May 1981.

  33. "Spread Spectrum Communications," South Bay Harbor Section of the IEEE, March 25, 1982.

  34. "The Origins of Spread Spectrum Communications," Long Island NY branches of Aerospace and Electronic Systems Society and the Communications Society, May 18, 1982.

  35. "Research in Digital Communications," Spread Spectrum Seminar, Fort Monmouth, NJ, May 19, 1982.

  36. "Anecdotes from the History of Spread Spectrum Communications," Information Systems Seminar, Stanford University, November 18, 1982.

  37. "Pseudonoise Generator Design Criteria," Los Angeles Chapter of the IEEE Information Theory Group, February 22, 1983.

  38. "Research in the Communication Sciences Institute," Industrial Associates Research Review, USC, May 12, 1983.

  39. "The Early Days of Spread Spectrum Communications," Naval Postgraduate School, June 28, 1983.

  40. "Secure Communications," ARO Electronics Coordinating Group Workshop, Pingree Park, Colorado, Sept. 6-9, 1983.

  41. "Pseudorandom Sequences in GF(q)," Seminar at CETUC, Pontificia Universidade Catolica, Rio de Janeiro, Brazil, August 31, 1984.

  42. "Spread Spectrum Communications," (plenary talk), 2nd Brazilian Symposium on Telecommunications, Campinas, Brazil, Sept. 3-6, 1984.

  43. "Spread Spectrum Codes," Course on Principles of Spread Spectrum Communications, sponsored by the South Bay Harbor Section of the IEEE, October 3, 1984.

  44. "Flexible Arrays, Precorrelation Filtering, and Adaptive Spread Spectrum Systems," USC-ARO Research Review, USC, October 26, 1984.

  45. "Nested, Retrodirective Array Processing," and "Precorrelation Filter Design for Spread Spectrum Systems," USC Electrical Engineering Research Review, April 1-2, 1985.

  46. "Panelist at workshop on "Research Trends in Spread Spectrum Communications," Cowichan Bay, British Columbia, August 5-7, 1985.

  47. "Comments on a Variety of Jamming Problems," CSI Research Review, February 6, 1986.

  48. Participant at ARO-sponsored "Research Strategy Workshop," May 3-6, 1987, Quail Roost, N.C.

  49. "A survey of Sequence Designs for Communications," Inaugural Lecture at the Internation Symposium on Information and Coding Theory, Campinas, SP, Brasil, July 27-August 1, 1987.

  50. "Spread Spectrum Receiver Design for Intense Jamming Environments," Joint Services Program Review, September 23-27, 1987.

  51. "History of Spread Spectrum Communications," Hughes Technical Colloquia, Hughes Ground Systems Group, October 28, 1987.

  52. "A History of Early Spread Spectrum Communications," TRW Forum Colloquia, Space Park, June 16, 1988.

  53. "Studies at the USC Communication Sciences Institute," University of Saskatchewan, November 29, 1988.

  54. "Pseudonoise Sequence Design for Communications," Workshop on Applications of Algebraic Geometry, University of Puerto Rico, January 8-12, 1990.

  55. "A History of Spread Spectrum Communications," Distinguised Visiting Scholar Lecture, California State Polytechnic University, Pomona, CA, April 11, 1990.

  56. "The Use of Sequences in Communications," Plenary Invited Speaker, VI SIDIM (Seminario Interuniversitario de Investigacion Matematica), Universidad del Sagrado Corazon, Santurce, Puerto Rico, February 23, 1991.

  57. "Common-Code Multiple-Access Spread-Spectrum Systems," Workshop: Spread Spectrum --- Potential Commercial Applications, Myth or Reality?, (summary published), Montebello, Quebec, Canada, May 21-23,1991.

  58. "Thoughts on the Management of Flexible Radios," CSI Research Review, February 13, 1992.

  59. "Wideband Time-Hopping for Multiple-Access Communications," Joint Services Program Review, November 30, 1993.

  60. "An Historical Commentary on Spread-Spectrum Techniques," The Rand Corp., March 15, 1994.

  61. "Multiple Access with Time-Hopping Impulse Modulation," CSI Research Review, February 17, 1994.

  62. "Spread-Spectrum Multiple-Access," Stanford Telecom, March 6,1995.

  63. "PN Sequence Design for Time Hopping," Preliminary Design Review, Quantico VA, Nov. 30, 1995.

  64. "Impulse Radio," IEEE Communication Theory Workshop, Destin FL, April 14-17, 1996.

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