CURRICULUM VITAE

Name: Georgi Andreev Nenov

Birth date: 14 June, 1939

Birth place: Bourgas, Bulgaria

Address: 1574 Sofia, 158 Geo Milev Str., Higher School of Transport “T. Kableshkov” (formerly Higher Military School of Transport “T.Kableshkov”), Sofia, Bulgaria;

1000 Sofia, Bulgaria, P.O.Box 214

Phone: +359 2 9 70 92 32

Mobile: +359 89 6 617 007

Fax: +359 2 9 70 92 42

E-mail: gnenov1@gmail.com

gnenov@vtu.bg

Education:

1962 MSc in Electrical Engineering, Technical University, Sofia, Bulgaria

Scientific degrees:

1974 Candidate of Technical Sciences (PhD), Technical University, Sofia, Bulgaria

1992 Doctor of Technical Sciences (DSc), Higher School of Transport “T. Kableshkov”, Sofia, Bulgaria

Academic positions:

1963 Assistant Professor, Technical University, Varna, Bulgaria

1980 Associate Professor, University “Prof. Dr. Assen Zlatarov”, Bourgas, Bulgaria

1988 Associate Professor, Higher School of Transport “T. Kableshkov”, Sofia, Bulgaria

1995 Professor, Higher School of Transport “T. Kableshkov”, Sofia, Bulgaria

Administrative Positions:

1992 - 1995 Head of the Department “Electrical Engineering and Physics”, Higher School of Transport “T. Kableshkov”, Sofia, Bulgaria

1995 - 1997 Deputy Rector, Higher School of Transport “T. Kableshkov”, Sofia, Bulgaria

1992 – 2004 Head of the Department “Electrical Engineering and Physics”, Higher School of Transport “T. Kableshkov”, Sofia, Bulgaria

Publications:

1. G.A.Nenov, I.P.Ivanov, “Investigation of the Input Impedance of the Automatic DC-Electronic Compensators”, Annual of the Institute of Instrument Design, Sofia, Bulgaria, vol. 1, 1969, pp. 79-100 (in Bulgarian)

2. G.A.Nenov, I.P.Ivanov, A.N.Nejkov, “A Circuit for Registration of Time-Processes by Using X-Y Recorders”, Technical Thought, Sofia, Bulgaria, 3, 1970, pp. 19-27 (in Bulgarian)

3. G.A.Nenov, “Active Bilinear Converter”, Annual of the Institute of Instrument Design, Sofia, Bulgaria, vol. 3, 1970, pp. 115-123 (in Bulgarian)

4. G.A.Nenov, “Synthesis of Active RC-Networks Using Generalized Immittance Converter”, Annual of the Institute of Instrument Design, Sofia, Bulgaria, vol. 3, 1970, pp. 125-135 (in Bulgarian)

5. G.A.Nenov, “Synthesis of Negative RC- RL- and RLC- Driving-Point Functions Using Negative Immittance Converter”, Technical Thought, Sofia, Bulgaria, 1, 1971, pp. 25-33 (in Bulgarian)

6. G.A.Nenov, "Synthesis of A Class Active One-Ports”, Proceedings of the Conference “Instrument Design 71”, Sofia, Bulgaria, 1971, pp. 37-50 (in Bulgarian)

7. G.A.Nenov, “On the Synthesis of Active Network Using Nonideal Negative Immittance Convertes”,Proceedings of the Conference “Instrument Design 71”, , Sofia, Bulgaria, 1971, pp. 51-64 (in Bulgarian)

8. G.A.Nenov, “Synthesis of Active RC-Two-Ports Using Generalized Voltage Inverting Immittance Conveter”, Annual of the Institute of Instrument Design, Sofia, Bulgaria, 1971, vol. 4, pp. 89-105 (in Bulgarian)

9. G.A.Nenov, “Synthesis of Active Ladder RC-Two-Ports”, Electrical Industry and Instrument Design”, Sofia, Bulgaria, 1971, vol. 4, pp. 142-144 (in Bulgarian)

10. G.A.Nenov, “On the Sensitivity of A Class Active Networks”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1971, 6, pp. 216-218 (in Bulgarian)

11. G.A.Nenov, “On the Synthesis of Active RC- One-Ports and Two-Ports”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1971, 9, pp. 332-335 (in Bulgarian)

12. M.P.Zlatev, G.A.Nenov, “Synthesis of Active Ladder RC- Two-Ports”, Proceedings of the Conference “Instrument Design 72”, Sofia, Bulgaria, 1972, pp. 49-61 (in Bulgarian)

13. M.P.Zlatev, G.A.Nenov, “Synthesis of Parallel-Ladder Active RC-Two-Ports”, Proceedings of the Conference “Instrument Design 72”, Sofia, Bulgaria, 1972, pp. 155-166 (in Bulgarian)

14. G.A.Nenov, “On the Synthesis of Active RC-Two-Ports with Linear Phase Characteristics”, Proceedings of the Conference “Instrument Design 72”, Sofia, Bulgaria, 1972, pp. 89-109 (in Bulgarian)

15. G.A.Nenov, “Synthesis of Second-Order Active RC-Two-Ports Using Negative Gyrator”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1972, 8, pp. 296-301 (in Bulgarian)

16. G.A.Nenov, “On the Stability of A Negative Immittance Converter Circuit”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1972, 9, pp. 336-339 (in Bulgarian)

17. M.P.Zlatev, G.A.Nenov, "Synthese en cascade des quadripoles actifs de type RC", Annual des telecommunications, France, 7/8, 1973, pp. 335-342 (in French)

18. M.P.Zlatev, G.A.Nenov, "Synthese en cascade mixte des quadripoles actifs de type RC", Annual des telecommunications", France, 7/8, 1973, pp. 343-349 (in French)

19. G.A.Nenov, “Concerning Some Properties of Nullor RC-Networks”, Annual of the Institute of Instrument Design, Sofia, Bulgaria, 1974, vol. 6, pp. 25-35 (in Bulgarian)

20. G.A.Nenov, “Active Integrator Circuit”, ‘Proceedings of the Conference “Instrument Design 75”, Sofia, Bulgaria, 1975, pp. 141-151 (in Bulgarian)

21. G.A.Nenov, “Use of A Gyrator Structure in Active RC-Two-Port Synthesis”, Proceedings of the Conference “Instrument Design 75”, Sofia, Bulgaria, 1975, pp. 37-45 (in Bulgarian)

22. A.Neikov, G.A.Nenov, “A Correction of PCM Automatic Electronic Compensator”, Proceedings of the Conference “Instrument Design 75”, Sofia, Bulgaria, 1975, pp. 99-107 (in Bulgarian)

23. M.P.Zlatev, G.A.Nenov, “Active RC-Two-Ports: Analysis Using Generalized Continuants”, Problems of the Technical Cybernetics, Sofia, Bulgaria, 1975, 1/2, pp. 220-226 (in Bulgarian)

24. G.A.Nenov, “A Proof for the Properties of the Mutual Immittances of Passive RC-Networks”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1975, 1,pp. 8-10 (in Bulgarian)

25. G.A.Nenov, “First-Order Sensitivity Determination for Nullor Multiport Structures”, Proceedings of the Conference of Technical University - Sofia, Sofia, Bulgaria, 1975, pp. 239-244 (in Bulgarian)

26. G.A.Nenov, L.L.Sabev, “Synthesis and Investigation of A Gyrator Structure”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1975, 3, pp. 91-96 (in Bulgarian)

27. M.P.Zlatev, G.A.Nenov,"Synthesis of Analog Summers with a Frequency Selectivity", Seminar MEDA 75, Prague, Czechoslovakia, 1975, pp. 517-526

28. M.P.Zlatev, G.A.Nenov, “Active RC-Two-Ports: Synthesis Using Generalized Continuants”, Vedecka konference CSVT, Acta polytechnica, Prague, Czechoslovakia, 1976, pp. 99-106, (in Russian)

29. J.Stavrakev, D.Samokovlijski, …G.A.Nenov, L.L.Sabev, ....,” Multipoint Automatic Electronic Compensator”, Annual of the Institute of Instrument Design, Sofia, Bulgaria, 1975, vol. 7, pp. 81-91 (in Bulgarian)

30. G.A.Nenov, “On the Active Linear Network Analysis”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1976, 6, pp. 260-263 (in Bulgarian)

31. G.A.Nenov, “Second-Order Sensitivity Determination for Multiport Nullor Structures”, Second Conference on Electronic Circuits, Prague, Czechoslovakia, 1976, pp. 215-216 (in Russian)

32. M.P.Zlatev, G.A.Nenov, "Active RC-Two-Ports: Realization of Voltage Transfer Functions," IEEE International Symposium on Circuits and Systems, Munchen, Germany, 1976, pp. 506-509

33. M.P.Zlatev, G.A.Nenov, “Synthesis of Multiport Gyrators”, Problems of Technical Cybernetics, Sofia, Bulgaria, 1976, 4, pp. 103-110 (in Bulgarian)

34. M.P.Zlatev, G.A.Nenov, “Synthesis of Active RC-Systems Using 4+1-Pole Gyrator and Defined Structure”, Proceedings of the Conference of the Technical University - Sofia, Sofia, Bulgaria, 1976, pp. 77-56 (in Bulgarian)

35. G.A.Nenov,Hr.Z.Shojlev, "Rotator and Reflector for Transfer Functions", Electronics Letters, England, 9, 1976, pp. 213-214

36. M.P.Zlatev, A.Kozarov, G.A.Nenov, “Synthesis of A Distributed-Parameter Line Corrector”, Problems of Technical Cybernetics, Sofia, Bulgaria, 1977, 6, pp. 100-105 (in Bulgarian)

37. G.A.Nenov, Hr.Z.Shojlev, “Synthesis of Transfer Function Rotators and Reflectors”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1978, 6, pp. 210-212 (in Bulgarian)

38. G.A.Nenov, “On the Synthesis of Active RC Multiport Summers”, Proceedings of the Conference of the Technical University - Varna, Varna, Bulgaria, 1974, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1979, 9, pp. 251-255 (in Bulgarian)

39. G.A.Nenov, "Synthesis of Active RC-Biquads Using Generalized Immittance Converters", International Journal of Circuit Theory and Applications, England, vol. 7, 2, 1979, pp. 187-200

40. G.A.Nenov, "Synthesis of Active Two-Ports with Variable Transfer Function Coefficients", IEEE International Symposium on Circuits and Systems, Tokyo, Japan, 1979, pp. 378-381

41. G.A.Nenov, "Orthognal Linear Transformations of Nonlinear Charactereistics Using Multiport Immittance Converters", Third International Conference on Electronic Circuits, Prague, Czechoslovakia, 1979, pp. 217-220

42. M.P.Zlatev, G.A.Nenov, "Synthesis of Active RC-Systems with a Multiport Gyrator and Defined Structure", IEEE Transactions on Circuits and Systems, USA, 3, 1980, pp. 191-199

43. G.A.Nenov, “Synthesis of SC-Filters Using Signal-Flow Graphs”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1982, 10, pp. 443-446 (in Bulgarian)

44. G.A.Nenov,"Switched-Capacitor Multiport Immittance Converter", 6-th Summer School for Circuit Theory, SSCT 82, Prague, Czechoslovakia, 1982, pp. 376-380

45. G.A.Nenov, “A Signal-Flow-Graph Approach to the Synthesis of SC-Filters with Unity-Gain Buffers", IEEE International Symposium on Circuits and Systems, Newport Beach, USA, 1983, pp. 803-806

46. G.A.Nenov, "Circuit Realization of Products of Grounded Multiport Matrices", IEE Proceedings, Part G, Electronic Circuits and Systems, England, 1, 1983, pp. 10-14

47. G.A.Nenov, "Synthesis of SC-Filters Using Unity-Gain Buffers", Mediterranean Electrotechnical Conference MELECON 83, Athens, Greece, 1983, pp. B1.09

48. G.A.Nenov, “Synthesis of SC-Filters Using Immittance Converters”, Proceedings of the Conference of the Technical University - Sofia, Bulgaria, 1983, (in Bulgarian), pp.

49. G.A.Nenov, "Modified Signal-Flow-Graph Approach to the Synthesis of SC-Filters with Unity-Gain Buffers", International Journal of Electronics, England, 3, 1984, pp. 413-418.

50. T.G.Kouyoumdjiev, G.A.Nenov, "Strays-Insensitive SC-Realization of n-th-Order Transfer Functions with Reduced Number of Norton Amplifiers", International Conference on Computers, Systems and Signal Processing, Bangalore, India, 1984, pp. 1410-1413

51. G.A.Nenov, “Synthesis of Parasitic-Free SC-Filters”, Proceedings of the Conference of the Technical University - Russe, Russe, Bulgaria, 1984, pp. 71-79 (in Bulgarian)

52. G.A.Nenov, T.G.Kouyoumdjiev, “Synthesis of SC-Filters Using Norton Amplifiers”, Proceedings of the Conference “Radio Day”, Sofia, Bulgaria, 1984, pp. (in Bulgarian)

53. G.A.Nenov, "On Some First- and Second-Order Sensitivity Invariants for Signal-Flow Graphs", International Conference on Computers, Systems and Signal Processing, Bangalore, India, 1984, pp. 533-536

54. G.A.Nenov, "Strays-Insensitive Realization of High-Order SC-Filters", MIKRO-ELEKTRONIKA 84, Prague, Czechoslovakia, 1984, pp. 70-72

55. S.L.Farchy, V.I.Georgiev, G.A.Nenov, “Some Results in the Field of Switched-Capacitor Networks”, International Conference on Theoretical Electrical Engineering, Moskow, Russia, 1985, pp. 177-180 (in Russian)

56. G.A.Nenov,T.G.Kouyoumdjiev, "A Signal-Flow-Graph Approach to the Synthesis of Strays-Insensitive High-Order SC-Filters", Mediterranean Electrotechnical Conference MELECON 85, Madrid, Spain, 1985, pp. 31-34

57. G.A.Nenov, T.G.Kouyoumdgiev, "Synthesis of Total Capacitance Minimized Strays-Insensitive High-Order SC-Filters", 7th European Conference on Circuit Theory and Design ECCTD 85, Prague, Czechoslovakia, 1985, pp. 769-772

58. T.G.Kouyoumdjiev, G.A.Nenov, “Synthesis of Strays-Insensitive SC-Filters Using Modelled Norton Amplifiers”, Proceedings of the Conference “Radio Day”, Sofia, Bulgaria, 1985, pp. (in Bulgarian)

59. T.G.Kouyoumdjiev, G.A.Nenov, "Synthesis of High-Order Stray-Insensitive Offset-Compensated SC-Filters with Full Clock Period-Held Output Voltage", 8-th MICROCOLL, Budapest, Hungary, 1986, pp. 129-130

60. G.A.Nenov, "On the Transfer Function Sensitivity Index Calculation for Digital Filters", European Signal Processing Conference (EUSIPCO 86 ), The Hague, The Netherlands, 1986, pp. 223-226

61. G.A.Nenov, "Synthesis of Switched-Capacitor Filters Using Nonideal Immittance Converters", 7-th European Conference on Electrotechnics, Paris, France, 1986, pp. 671-676

62. M.M.Bodurova, G.A.Nenov, K.P.Stantchev, "An Algebraic Approach to Sensitivity Analysis of Signal-Flow-Graph Synthesized SC-Filters", 8th Colloquium on Microwave Communications", Budapest, Hungary, 1986, pp. 213-214

63. G.A.Nenov, "Synthesis of n-th-Order Switched-Capacitor Filters Using Spiral Signal-Flow Graphs", Internationale wissenschaftliches Kolloquium, Ilmenau, Germany, 1987, pp. 8-9

64. G.A.Nenov, T.G.Kouyoumdgiev, "Synthesis of Bilinear Transformed Switched-Capacitor Filters Using Lossy LDI-Integrators", International Symposium on Electronic Devices, Circuits and Systems, Kharagpur, India, 1987, pp. 658-660

65. G.A.Nenov, E.K.Sabeva, “Four-Port SC-Gyrator”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1988, 7, pp. 4-6 (in Bulgarian)

66. G.A.Nenov, T.G.Kouyoumdjiev, "Use of Lossy LDI- Integrators for SFG Realization of Stray-Insensitive SC-Filters", 31-th Midwest Symposium on Circuits and Systems MWSCAS, Rolla, USA, 1988, pp.

67. I.Ivanov, G.A.Nenov, "Etude et realisation de convertisseurs resistance-reactance", 9-emes Journees Tunisiennes d’ electrotechnique et d’ automatique" ( JTEA 88 ), Monastir, Tunisia, 1988, En.15-1 - En.15-4 (in French)

68. G.A.Nenov, T.G.Kouyoumdjiev, K.V.Pepeldijski, “Symbolic Chen & Mai Signal-Flow-Graph Analysis of Active RLC-Networks”, Proceedings of the Conference “Telecommunications”, Bansko, Bulgaria, 1989, pp. 133 (in Bulgarian)

69. G.A.Nenov, “On the Toplogical Synthesis of SC-Filters Using Delay-Circuits”, Proceedings of the Conference of the Higher Military School for Transport Engineering, Sofia, Bulgaria, 1989, pp. 466-471 (in Bulgarian)

70. S.L.Farchy, G.A.Nenov, T.G.Kouyoumdjiev, "Synthesis of of Fully Balanced Stray Insensitive SC-Filters Using Delay Circuits", ISI, Dresden, Germany, 1990, pp. ; Problems of the Theoretical Electrical Engineering, Moskow, Russia, 2, 1989, 1989, pp. 46-55 (in Russian)

71. G.A.Nenov, T.G.Kouyoumdjiev, "Synthesis of Fully Balanced Parasitic-Free Switched Capacitor Filters Using Delay Circuits", International Symposium on Circuit Theory ISYNT, Zagreb, Yugoslavia, 1989, pp. 274-277

72. G.A.Nenov, T.G.Kouyoumdjiev, K.V.Pepeldjiisky, "SYMASCAN:A Microcomputer Program for Symbolic Analysis of Switched-Capacitor Networks", MICROSYSTEM 89, Karlovy Vary, Czechoslovakia, 1989, pp. 50-55

73. G.A.Nenov, T.G.Kouyoumdjiev, "Synthesis of Strays-Insensitive Switched-Capacitor Filters Using Multi-Input Delay Circuits", 5th International Symposium on Electromagnetic Theory, Budapest, Hungary, 1989, pp. 89/1-89/2

74. G.A.Nenov, T.G.Kouyoumdjiev, “Synthesis of C-Filters Using Inverting OTA’s”, Proceedings of the conference “Telecommunications 89”, Bansko, Bulgaria, 1989, p. 132 (in Bulgarian)

75. G.A.Nenov, N.E.Borogov, “Synthesis of Balanced Stray-Insensitive SC-Filters Using Continuants”, Proceedings of the Scientific Conference of Higher Military School “G.Benkovski”, Dolna Mitropolia, Bulgaria, 1990, pp. (in Bulgarian)

76. G.Nenov, N.E.Borogov, N.Stoitcheva, “Design of Bandpass SC-Filters with Assymmetric Amplitude-Frequence Responces”, Proceedings of the Scientific Conference of Higher Military School for Transport Engineering “T. Kableshkov”, Sofia, Bulgaria, 1990, pp. 368-372 (in Bulgarian)

77. T.G.Kouyoumdjiev, G.A.Nenov, “Synthesis of C-Filters Using Voltage Controlled Current Sources”, Electrical Industry and Instrument Design, Sofia, Bulgaria, 1990, 3, pp. 5-8 (in Bulgarian)

78. G.A.Nenov, T.G.Kouyoumdjiev, “An Approach to Decreasing of the Capacitive Ratios in the Signal-Flow-Graph Synthesis of SC-Filters”, Proceedings of the Scientific Conference of Higher Military School “N.J.Vapzarov”, Varna, Varna, Bulgaria, 1991, pp. 66-68 (in Bulgarian)

79. K.V.Pepeldjiisky, T.G.Kouyoumdjiev, G.A.Nenov, E.D.Gadzheva, "Nullator-Norator Approach to Computer-Aided Analysis and Diagnostics of SC-Networks Using Personal Computers", 10-th European Conference oõ Circuit Theory and Design ECCTD 91, Copenhagen, Denmark, 1991, pp. 812-817

80. N.E.Borogov, G.A.Nenov, “Synthesis of Balanced Complex SC-Filters Using Bilinear SC-Integrators”, Annual of the Higher Military School for Transport Engineering “T.Kableshkov”, Sofia, Bulgaria, 1992, pp. 184-191 (in Bulgarian)

81. G.A.Nenov, “Use of Sensittances for Determination of First-Order Sensitivity for Equivalently Transformed Signal-Flow Graphs”, Proceedings of the Conference of the Higher Military School for Transport Engineering “T.Kableshkov”, Sofia, Bulgaria, 1992, pp. 264-270 (in Bulgarian)

82. G.A.Nenov, T.G.Kouyoumdjiev, N.E.Borogov, "An Approach to Decreasing the Capacitance Spread of Signal-Flow-Graph Synthesized Balanced Switched-Capacitor Filters", 37. Internationales wissenschaftliches Kolloquium, Ilmenau, Germany, 1992, pp. 226-231

83. G.A.Nenov, I.N.Georgieva, “A Nullor Approach to the Transfer Function Sensitivity Analysis for Coate’s Signal-Flow Graphs”, Proceedings of the Conference of the Higher Military School “T.Kableshkov”, Sofia, Bulgaria, 1993, pp. 321-327 (in Bulgarian)

84. G.A.Nenov, N.E.Borogov, “Application of Hypercomplex Numbers in the Synthesis of Balanced SC-Filters”, Proceedings of the Conference of the Higher Military School “T.Kableshkov”, Sofia, Bulgaria, 1993, pp. 58-65 (in Bulgarian)

85. G.A.Nenov, I.N.Georgieva, N.E.Borogov, “Determination of First-Order Sensitivity Matrices for Signal-Flow Graph Transfer Functions Using Nullor Models”, Proceedings of the Scientific Conference of the Higher Military School “V.Levsky”, V. Tarnovo, V.Tarnovo, Bulgaria, 1993, pp. (in Bulgarian)

86. G.A.Nenov, "A Matrix Approach to Sensitivity Analysis of Signal-Flow Graphs", European Conference on Circuit Theory and Design", Davos, Switzerland, 1993, pp. 421-424

87. G.A.Nenov, N.E.Borogov, "Synthesis of N-th-Order Complex Balanced SC-Filters Using Pseudopassive Ladder Modelling", 4-th International Conference on Advanced in Communications & Control COMCON 4, Rhodes, Greece, 1993, pp. 293-300

88. G.A.Nenov, N.E.Borogov, “A Method for Sensitivity Analysis of Signal-Flow-Graph Synthesized Complex Continuous- and Discrete-Time Filters", Proceedings of the Scientific Conference of the Higher Military School “N.J.Vapzarov”, Varna,Varna, Bulgaria, 1994, pp. 237-250

89. N.E.Borogov, G.A.Nenov, “Design of Balanced SC-Filters with Double Nonsymmetrical Bandpass Frequency Characteristics”, Proceedings of the Scientific Conference “ELECTRONIC TECHNIQUES 94”, Sozopol, Bulgaria, 1994, pp. (in Bulgarian)

90. G.A.Nenov, N.E.Borogov, "Synthesis of Complex Balanced Bilinear Bandpass Digital Filters", 39. Internationales wissenschaftliches Kolloquium, Ilmenau, Germany, 1994, pp. 504-509

91. N.E.Borogov, G.A.Nenov, “Synthesis of Complex SC-Filters with Nonsymmetrical Frequency Characteristics”, Proceedings of the Scientific Conference of the Higher Military School “N.J.Vapzarov”- Varna, Varna, Bulgaria, 1994, pp. 228-235 (in Bulgarian)

92. G.A.Nenov, I.N.Georgieva, “Determination of First-Order Sensitivity and Gradients for Variables in Nullor Eelectrical Networks”, Proceedings of the Conference of the Higher Military School for Transport Engineering “.Kableshkov”, Sofia, Bulgaria, 1994, pp. 281-285 (in Bulgarian)

93. G.A.Nenov, N.E.Borogov, “Synthesis of Bandpass Balanced Complex SC-Filters Using Consecutive Transfer Function-Order Reduction”, Electronics and Electrical Engineering, Sofia, Bulgaria, 1996, pp. 1-2 (in Bulgarian)

94. G.A.Nenov, “An Expession of a Voltage Signal-Flow Graph Transfer Function Using its First-Order Sensitivities” , Electronics and Electrical Engineering , Sofia, Bulgaria, 1995 pp. (in Bulgarian)

95. N.E.Borogov, G.A.Nenov, “Synthesis of Complex Digital Filters with Two Unsymmetrical Passbands via Second-Order z-Domain Frequency Transformations”, International Scientific Conference, Vysoka Skola Banska -Technical University Ostrava, Ostrava, 1995, Czech Republic, pp. ,

96. G.A.Nenov, I.N.Georgieva, “On the Obtaining of First- and Second-Order Sensitivity Signal-Flow Graphs”, 8th International Symposium on Theoretical Electrical Engineering, Thessaloniki, Greece, 1995, pp. 211-214

97. G.A.Nenov, “SENSITTANCE - A Tool for First-Order Sensitivity Determination of Signal-Flow-Graph Transfer Functions”, 19th Seminar on Fundamentals of Electrotechnics and Circuit Theory, Gliwice, Poland, 1996, pp. 481-484

98. N.E.Borogov, G.A.Nenov, “Signal-Flow Graph Design of Ladder Biquad Orthogonal Digital Filters”, 19th Seminar on Fundamentals of Electrotechnics and Circuit Theory, Gliwice, Poland, 1996, pp. 485-488

99. G.A.Nenov, “On Some Equivalent Transformations of Signal-Flow Graph and Related First-Order Transfer Function Sensitivities”, Third IEEE International Conference on Electronics, Circuits and Systems, Rhodes, pp. 1235-128 ,Greece, 1996

100. G.A.Nenov, N.E.Borogov, E.D.Gadjeva, “Investigation of Complex and Hypercomplex Filters by Means of General-Purpose Analysis Programs”, 42. Internationales wissenschaftliches Kolloquium, Ilmenau, 1997, Germany, pp.

101. G.A.Nenov, E.D.Gadjeva, “Determination of First- and Second-Order Dynamic System Transfer Functiion Sensitivity Based on Equivalently Transformed Signal-Flow Graphs”, 42. Internationales wissenschaftliches Kolloquium, Ilmenau, Germany, 1997, pp.

102. G.A.Nenov, I.N.Georgieva, “Determination of Signal-Flow-Graph Transfer Function Sensitivity Using First- and Second-Order Derivatives and Graphs”, 5 th Electronic Devices and Systems Conference 1998, Brno, Czech Republic, 1998, pp. 291-294

103. G.A.Nenov, I.N.Georgieva, “Influence of Delay-Free Loop Elimination on the Transfer Function Sensitivity of Digital Filters”, 23th Seminar on Electrotechnics and Circuit Theory (SPETO 2000), Gliwice, May 2000, Poland, pp. 185-188

104. G.A.Nenov, “On the Synthesis of Two-Band Complex-Coefficient Transfer Function Switched-Current Filters”, ComCon 8, Crete, Greece, 2001, pp. 573-581

105. G.A.Nenov, “Synthesis of Three-Band Complex Switched-Current Filters”, ELECTRONICS 2001, Sozopol, 2001, pp. 38-43

106. S.Sotirov, G.A.Nenov, “Neural Network for Battery Charge”, TEMPT 2001, November 2001, Sofia, Bulgaria, pp. 389-392 (in Bulgarian)

107. G.A.Nenov, “Synthesis of Multipassband Complex Switched-Current Filters”, 25-th Seminar on Electrotechnics and Circuit Theory (SPETO 2002), Gliwice, May 2002, Poland, pp. 361-364

108. G.A.Nenov, “A Complex Lowpass-Multipassband Converter for Synthesis of Complex Switched-Current Filters”, 9^th IEEE International Conference on Electronics, Circuits and Systems” (ICECS 2002), Dubrovnik, September 2002, ,Croatia, pp. 145-147

109. G.A.Nenov, I.N.Georgieva, “First-Order Sensitivity Analysis of Continuous- and Discrete-Time Complex Filters”, Electronics and Electrical Engineering, Sofia, Bulgaria, 2002, 5-6, pp. 3-8 (in Bulgarian)

110. G.A.Nenov, “On Nullor Network Sensitivity Determination by Using Modified Coates Signal-Flow Graphs”, European Conference on Circuit Theory and Design (ECCTD’03), Cracow, September 2003, Poland, pp. I-264 – I-267

111. G.A.Nenov, S.N.Sotirov, M.G.Nenova “Nullor Network Diagnosis by Using Multilayer Perceptron”, EUROCON 2003, Ljubljana, September 2003, Slovenia, pp. 67-70,

112. G.A.Nenov, “Determination of First-Order Nullor Network Transfer Function Sensitivity by Using Coates Signal-Flow Graphs”, IEEE International Symposium on Signals, Circuits and Systems (SCS 2003), Iassi, July 2003, Romania, pp. 345-348

113. G.A.Nenov, "Nullor Network Jacobian and Hessian Matrices: Symbolic Determination by using Chan-May Signal-Flow Graphs", ISSCS 2005, Iasi, Romania, pp. 319-322

114. G.A.Nenov, ”Evaluation of Nullor Network Jacobian Matrix by Using Chan-Mai Signal-Flow Graphs", 8-th International Workshop on Symbolic Methods and Applications to Circuit Design (SMACD’04), Wroclaw, September 2004, Poland, pp. 79-82

115. G.A.Nenov, “A Generalization of Network Graph Complementary Spanning Trees”, ICCSC 2006, Bucharest, July 2006, Romania, pp.

116. G.A.Nenov, “On the Approximate Analysis of One-Kind Source Networks with Multiple Complementary Spanning Tree Graphs”, ISSCS 2007, Iasi, Romania, pp. 501-504

117. G.A.Nenov, V.G.Stoyantcheva, “Theory Evolution and Applications of Translinear Circuits: An Overview”, Summer School on Advanced Aspects of Theoretical Electrical Engineering”, Sozopol, Bulgaria, 2007, pp. 166-181

118. G.A.Nenov, V.G.Stoyantcheva, “On the Sensitivity of Translinear Circuits”, ISSCS 2009, Iasi, Romania, pp. 49-52

119. G.A.Nenov, V.G.Stoyantcheva, “Translinear Circuit Realizations of State-Space Equations”, Summer School on Advanced Aspects of Theoretical Electrical Engineering”, Sozopol, Bulgaria, 2009, pp.

Dissertations:

1. G.A.Nenov, “Investigation on the Synthesis of Active Linear Electrical Networks”, Dissertation for receiving of the Degree “Candidate of Technical Sciences” (CSc), Sofia, 1974 (in Bulgarian)

2. G.A.Nenov , “On the Matrix and Topological Analysis and Synthesis of Switched-Capacitor Networks”, Dissertation for receiving of the Degree “Doctor of Technical Sciences” (DSc), Sofia, 1992 (in Bugarian)

Books:

1. B.D.Donevsky, G.A.Nenov, “Application of Signal-Flow Graphs to Analysis and Synthesis of Electronic Circuits”, Sofia, “Technika”, 1979 (in Bulgarian)

2.. B.D.Donevsky, G.A.Nenov, “Digital Filters”, Sofia, “Technika”, 1982 (in Bulgarian)

3.. S.L.Farchy, G.A.Nenov. T.G.Kouyoumdjiev, “Practical Switched-Capacitor Circuits”, Sofia, “Technika”, 1987 (in Bulgarian)

Textbooks:

1. G.A.Nenov, E.K.Sabeva, “Handbook for Laboratory Exercises of Electrical Engineering and Electronics”, Higher Institute of Chemical Engineering, Bourgas, 1983 (in Bulgarian)

2. G.A.Nenov, “Electrical Engineering and Electronics”, Higher Institute of Chemical Engineering, Bourgas, 1985 (in Bulgarian)

3. G.A.Nenov, P.K.Angelova, ....,”Handbook for Laboratory Exercises of Electrical Engineering”, Higher Military School for Transport Engineering, Sofia, 1990 (in Bulgarian)

4. G.A.Nenov, R.K.Angelova,..., “Electrical Engineering and Electronics”, Higher Military School for Transport Engineering, Sofia, 1996 (in Bulgarian)

5. G.A. Nenov, “Basic of Electrical Engineering”, University “Prof. Dr. Assen Zlatarov”, Bourgas, 2007 (in Bulgarian)

Research Areas: Theoretical Electrical Engineering, Network Theory, Analysis and Synthesis of Continuous-Time and Discrete-Time Circuits; Network Sensitivity, Signal-Flow Graphs, Neural Networks, Electrical and Magnetic Measurements