LIST OF PUBLICATIONS of Timo Rahkonen:

Theses

• T. Rahkonen: Nopean elektroniikan integrointi (Integration of Fast Electronics), Thesis for the Diploma Engineer Degree, University of Oulu, 1986, (in Finnish)
• T. Rahkonen: CMOS-asiakaspiiritekniikan käyttö suurta ajoitustarkkuutta vaativissa sovelluksissa (The use of CMOS ASIC Technology in Applications Requiring High Timing Accuracy), Thesis for the Licentiate in Technology Degree, University of Oulu, 1990, (in Finnish)
• T. Rahkonen: Circuit Techniques and Integrated CMOS Implementations for Measuring Short Time Intervals, Acta Univ. Oul. C73, 1993 (Doctoral Thesis)

Publications in refereed scientific journals (27+3)

1. A. Mäntyniemi, T. Rahkonen, J. Kostamovaara : A CMOS Time-To-Digital Converter (TDC) Based On a Cyclic Time Domain Successive Approximation Interpolation Method. Submitted to IEEE j. Solid-State Circuits.
2. M. Neitola, T. Rahkonen: A generalized data weighted averaging algorithm. Submitted to IEEE TCAS-II.
3. Arvi Kruusing, Olli Kursu, Marko Pudas, Timo Rahkonen: Piezoelectric Bimorphs for Mapping of Micromechanical Properties of Materials. Submitted to Elsevier Publishers Sensors and Actuators A.
4. J. Aikio, T. Rahkonen: A Comprehensive Analysis of AM-AM and AM-PM Conversion in an LDMOS RF Power Amplifier. IEEE Trans. on Microwave Theory and Techniques, vol 57, no 2, February 2009, pp. 262 - 270.
5. T. Rautio, H. Harju, S. Hietakangas, T. Rahkonen: Envelope Tracking Power Amplifier with Static Predistortion Linearization. Accepted to Elsevier Journal of Circuit Theory and Applications (published electrically Oct 2008 by Wiley)
6. T. Rahkonen, O-P Jokitalo: Design of a linearly assisted switcher for a supply modulated RF transmitter. Springer journal on Analog integrated circuits and signal processing, , vol. 54, no 2, February 2008, pp. 113-119.
7. S. Hietakangas, T. Rautio, T. Rahkonen. 1 GHz class E RF power amplifier for a polar transmitter. Springer journal on Analog integrated circuits and signal processing, vol. 54, no 2, February 2008, pp. 85-94.
8. O. Kursu, M.Riikola, J. Aikio, T. Rahkonen.: Polynomial 2.1 GHz predistorter IC with envelope injection output. Springer journal on Analog integrated circuits and signal processing, vol. 50, no.1, January 2007, pp. 13-20.
9. T. Rahkonen, H. Repo:Efficient behavioral modelling of small timing errors in A/D and D/A converters. Kluwer Academic journal on Analog Integrated Circuits and Signal Processing, vol. 46, no. 1, January 2006, pp. 29-36
10. J. Aikio, T. Rahkonen: Detailed Distortion Analysis Technique Based on Simulated Large-Signal Voltage and Current Spectra. IEEE Trans. on Microwave Theory and Techniques, vol 53, no 10, October 2005, pp. 3057-3066.
11. T. Rahkonen, J. Aikkila: Linear Phase reconstruction Filtering Using a Hold Time Longer than One Sample Period . IEEE Trans. on Circuits and Systems I: Fundamental Theory and Applications, vol.51, no.1, January 2004, pp. 178-181.
12. A. Mäkynen, T. Ruotsalainen, T. Rahkonen, J. Kostamovaara: CMOS compatible position-sensitive devices (PSDs) based on photodetector arrays. Elsevier Journal of Sensors and Actuators A - Physical, vol. 105, no. 3, August 2003, pp. 261-270.
13. T. Rahkonen, V-P. Korajoki, T. Tuikkanen: Polynomial Behavioral Modelling of Switched Capacitor Amplifiers. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol. 38, no. 1, January 2004, pp. 43-51.
14. T. Tuikkanen, A. Kivi, T. Rahkonen:A Double Sampling 8-bit, 50 MS/s, 32 mW Pipeline Converter with +6dB Overdrive Headroom. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol 30. no.1, January 2002, pp. 7-14.
15. J. Vuolevi, T. Rahkonen: Extraction of Nonlinear AC FET Model Using Small-Signal S-Parameters. IEEE j. IEEE Trans. on Microwave Theory and Techniques, vol. 50, no 5, May 2002, pp. 1-5.
16. J. Vuolevi, T. Rahkonen: Analysis of 3rd-order Intermodulation Distortion in Common-Emitter BJT and HBT Amplifiers IEEE Trans. on Circuits and Systems - II, vol.50, no.12, December 2003, pp. 994-1001.
17. J. Vuolevi, T. Rahkonen, J. Manninen: Measurement Technique for Characterizing Memory Effects in RF Power Amplifiers. IEEE Trans. on Microwave Theory and Techniques, vol. 49, no 8, August 2001, pp. 1383-1389.
18. M. Neitola, T. Rahkonen: An Analog Correlator in WCDMA Receiver. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing , vol 26, no 1, January 2001,pp. 7-15.
19. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: An Integrated Time-to-Digital Converter with 30 ps Single-Shot Precision. IEEE Journal of Solid-State Circuits, vol 35, no. 10, October 2000, pp. 1507-1510.
20. T. Rahkonen, H. Eksymä, A. Mäntyniemi, H. Repo: A DDS Synthesizer with Digital Time Domain Interpolator. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol. 27, no. 1 April/May 2001, pp. 109-116.
21. A. Mäntyniemi, T. Rahkonen, J. Kostamovaara.: An integrated digital CMOS time-to-digital converter with sub-gate-delay resolution. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol.22, no.1, January 2000, pp. 61-70.
22. T. Rahkonen, T. Kankaala, M. Neitola, A. Heiskanen: Using Analog Predistortion for Linearizing Class A - C Power Amplifiers. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol.22, no.1, January 2000, pp. 31-40.
23. J. Häkkinen, T. Rahkonen, J. Kostamovaara: A 100 MHz to 1 GHz Variable Gain Amplifier in a 8 GHz 1.2 um BiCMOS Process. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol.15, no. 2, February 1998. pp. 169-181.
24. A. Mäkynen, T. Rahkonen, J. Kostamovaara: A Binary Photodetector Array for Position Sensing. Elsevier Publishers Sensors and Actuators A Vol. 65 no 1 (1998) pp. 45-53.
25. E.Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: Integrated Time-to-Digital Converters Based on Interpolation. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol.15, no. 1, January 1998. pp. 49-57.
26. J. Häkkinen, T. Rahkonen and J. Kostamovaara: Comparison of Two Integrated BiCMOS 950 MHz direct I/Q modulators. Kluwer Academics journal on Analog Integrated Circuits and Signal Processing, vol.15, no. 1, January 1998. pp. 71-83.
27. J. Häkkinen, T. Rahkonen, J. Kostamovaara: A 925-960 MHz I/Q modulator in a 8 GHz 1.2 um BiCMOS Process. Kluwer Academics journal of Analog Integrated Circuits and Signal Processing, vol.9, no. 1, January 1996, pp. 39-55.
28. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A Low-Power CMOS Time-to-Digital Converter. IEEE Journal of Solid-State Circuits, vol. 30, no. 9, September 1995, pp. 984-990.
29. A. Mäkynen, T. Rahkonen, J. Kostamovaara: CMOS Photodetectors for Industrial Position Sensing. IEEE Transactions on Instrumentation and Measurement, vol. 43, no.3, June 1994, pp. 489-492.
30. T. Rahkonen, J. Kostamovaara: The use of stabilized CMOS delay lines in the digitization of short time intervals, IEEE Journal of Solid-State Circuits, vol. 28, no.8, August 1993, pp.887-894.

Publications in books

1. J. Vuolevi, T. Rahkonen: Distortion in RF Power Amplifiers. Artech House, Norwood, MA, 2003. ISBN: 1-58053-539-9, 272 p.

Publications in scientific conferences (130+)

2009 (note that the running numbering may be not be running ...)

1. T. Rautio, T. Rahkonen: The effects of timing skew in envelope tracking and EER type transmitters. Submitted to EuMW 2009 conference.
2. J. Aikio, M. Mäkitalo, T. Rahkonen: Harmonic load-pull technique using Volterra analysis. Submitted to EuMW 2009 conference.
3. M. Neitola : Submitted to ECCTD 09.

2008

4. T. Rahkonen: Speed-up techniques for time-domain system simulations. In abstract catalogue of SCEE (Scientific computing in electrical engineering) 2008 conference, Espoo, Finland, Sep 28-Oct 3, 2008.
5. T. Rahkonen: Nonlinear distortion in differential circuits with single-ended and balanced drive. In abstract catalogue of SCEE (Scientific computing in electrical engineering) 2008 conference, Espoo, Finland, Sep 28-Oct 3, 2008.
6. M. Neitola, T. Rahkonen: Lookup-Table Based Settling Error Modeling in SIMULINK. In abstract catalogue of SCEE (Scientific computing in electrical engineering) 2008 conference, Espoo, Finland, Sep 28-Oct 3, 2008.
7. S. Hietakangas, J. Typpö, T. Rahkonen: Effects of input routing in switched RF amplifiers. In Proceedings of InMMIC conference, Malaga, Spain, November 24-25,2008.
8. S. Hietakangas, J. Typpö, T. Rahkonen: Integrated 1.6 GHz, 2W Tuned RF Power Amplifier. In Proceedings of Norchip conference, Tallinn, Estonia, November 17-18,2008.
   2007
   
   
9. T. Rahkonen: A Matlab tool for analysis of switch-mode power supplies. European Conference on Circuit Theory and Design (ECCTD'07 ), Sevilla, Spain, August 26-30, 2007, pp. 902-905.
10. S. Hietakangas, T. Rautio, T. Rahkonen. Feedthrough cancellation in a class E amplified polar transmitter. European Conference on Circuit Theory and Design (ECCTD'07 ), Sevilla, Spain, August 26-30, 2007, pp. 591-594.
11. H. Harju, T. Rautio, S. Hietakangas, T. Rahkonen. Envelope tracking power amplifier with static predistortion linearization. European Conference on Circuit Theory and Design (ECCTD'07 ), Sevilla, Spain, August 26-30, 2007, pp. 388-391.
12. T. Rautio, Henri Harju, Simo Hietakangas, Timo Rahkonen. Effects of different VDD-drives in ET and EER transmitters. 25th IEEE Norchip conference, November 19-20, 2007,Aalborg, Denmark.2007. 4p.
13. O. Kursu, J. Kivijakola, M. Pudas, T. Rahkonen. : Surface charge detection probe. 25th IEEE Norchip conference, November 19-20, 2007,Aalborg, Denmark.2007. 4p.

2006

14. T. Rahkonen, O. Kursu, M. Riikola, J. Aikio, T. Tuikkanen: Performance of an integrated 2.1 GHz analog predistorter. 2006 International workshop on integrated nonlinear microwave and millimeter-wave circuits (INMMIC 2006), Aveiro, Portugal,Jan 30-31, 2006, . p. 34-37
15. J. Aikio, J. Vuolevi, T. Rahkonen: Detailed distortion analysis technique based on VBIC model. 1st European Microwave Integrated Circuits Conference (EuMIC 2006), Manchester, UK, 10 - 13 September 2006, pp. 445 - 448
16. M. Neitola, M. Loikkanen, T. Rahkonen: An Amplifier Transfer Function Clean-up Tool for Matlabi. In proc. IX international workshop on symbolic methods and applications on circuit design (SMACD'06), Firenze, Italy,Oct 12-13, 2006, 3 pages, ISBN 88-8453-509-3.
17. J.Karttunen, T. Rahkonen: A PLL-based real-time adaptation circuit for digital error correction of a pipeline A/D converter. Norchip conference, November 20-21, 2005, Linköping, Sweden, pp. 163-166.
18. Jokitalo, T. Rahkonen: Design of a linearly assisted switcher for a supply modulated RF transmitter. Norchip conference, November 20-21, 2005, Linköping, Sweden, pp. 1-4.
19. S. Hietakangas, T. Rautio, T. Rahkonen: 1 GHz class E RF power amplifier for a polar transmitter. Norchip conference, November 20-21, 2005, Linköping, Sweden, pp. 5-10.
20. T. Rautio, S. Hietakangas, T. Rahkonen: Development environment for EER and envelope tracking RF transmitters. Norchip conference, November 20-21, 2005, Linköping, Sweden, pp. 151-153.

2005

21. A. Heiskanen, T. Rahkonen: Comparison of two class E amplifiers for EER transmitter. IEEE International Symposium on Circuit and Systems ISCAS'05, Kobe, Japan May 23-26 2005, vol. 1, pp.704-707.
22. J. Aikio, T. Rahkonen: Detailed Analysis of IMD in an LDMOS RF power Amplifier. 2005 IEEE MTT-S International Microwave Symposium, California, USA, June 12 -17, 2005, 4 pages, ISBN = 0-7803-8846-1
23. T. Rahkonen: Fitting-based analysis and debugging tools of AD converters. 5th IEE International Conference on Advanced A/D and D/A Conversion Techniques and their Applications (ADDA 2005), 25 - 27 July 2005, Limerick, Ireland, pp. 249-253, ISBN = 0-8634-1542-3.
24. T. Rahkonen, M. Kangas, A. Kivi: New static and dynamic digital error correction and adaptation techniques for SAR and pipeline AD converters. 5th IEE International Conference on Advanced A/D and D/A Conversion Techniques and their Applications (ADDA 2005), 25 - 27 July 2005, Limerick, Ireland, pp. 207-211, ISBN = 0-8634-1542-3
25. J. Aikio, T. Rahkonen: Reliability of polynomial Ids-Vgs-Vds model fitted using harmonic balance simulation. European Conference on Circuit Theory and Design ECCTD'05, University College Cork, Ireland, 29 August - 2 September 2005, pp. 89-92, ISBN = 0-7803-9066-0
26. T. Rahkonen, J. Aikio: Methods for building polynomial device models for frequency domain nonlinear analysis. European Conference on Circuit Theory and Design ECCTD'05, University College Cork, Ireland, 29 August - 2 September 2005, pp. 353-356, ISBN = 0-7803-9066-0
27. M.Neitola, T. Rahkonen: A Fully automated flowgraph analysis tool for Matlab. European Conference on Circuit Theory and Design ECCTD05, University College Cork, Ireland, 29 August - 2 September 2005, 4 p., ISBN = 0-7803-9066-0
28. T. Rahkonen, P. Andreani: Numerical effects in time-domain simulation of electronic circuits - a reminder. Norchip conference November 21-22, 2005, Oulu, Finland, pp. 28-31.
29. T. Rahkonen, O. Kursu, M. Riikola, T. Tuikkanen: Polynomial 2.1 GHz RF predistorter IC with envelope injection output. Norchip conference November 21-22, 2005, Oulu, Finland, pp. 230-233.
    

2004

30. A. Heiskanen, T. Rahkonen: On the second harmonic control requirements in balanced common-emitter BJT low noise amplifier. IEEE International Symposium on Circuit and Systems ISCAS'04, Vancouver, Canada, May 23-26 2004, vol. 1, pp. 833-836.
31. J. Aikio, T. Rahkonen: Fitting of a 2-dimensional polynomial model based on simulated voltage and current spectra. IEEE International Symposium on Circuit and Systems ISCAS'04, Vancouver, Canada, May 23-26 2004, vol. 4, pp. 645-648.
32. T. Rahkonen, J. Kortekangas: Mixed-mode parameter analysis of fully differential circuits. IEEE International Symposium on Circuit and Systems ISCAS'04, Vancouver, Canada, May 23-26 2004, vol. 1, pp. 269-272.
33. H. Repo, T. Rahkonen : Efficient behavioral modelling of small timing errors in A/D and D/A converters. Norchip conference November 8-9, 2004, Oslo, Norway, pp. 83-86.
34. M. Kangas, T.Rahkonen: Histogram based backup correction of ADC. Norchip conference November 8-9, 2004, Oslo, Norway, pp. 95-98.
35. J.Aikio, T.Rahkonen: Analysis method of nonlinear self-heating effects based on simulated large signal spectra. Norchip conference November 8-9, 2004, Oslo, Norway, pp. 91-94.

2003

36. A. Heiskanen, J.Aikio, T. Rahkonen: A 5th Order Volterra study of a 30W LDMOS Power Amplifier. IEEE Int. Symp. on Circuits and Systems (ISCAS), Bangkok,Thailand, May 25-28,2003, Vol. 4 pp. 584-587.
37. A. Heiskanen, T. Rahkonen: 5th Order electro-thermal multi-tone Volterra Simulator with Component-level Output. IEEE International Symposium on Circuit and Systems ISCAS'04, Vancouver, Canada, May 23-26 2004, vol. 4, pp. 645-648.
38. T. Rahkonen, A. Heiskanen: Fitting Considerations of Polynomial Device Models. IEEE Int. Symp. on Circuits and Systems (ISCAS), Bangkok,Thailand, May 25-28,2003, Vol. 4 pp. 584-587.
39. T. Rahkonen, J. Aikkila: Image Band Rejection using a Hold Time Longer than One Sample Period. 2003 Finnish Signal Processing Symposium (Finsig03), Tampere, May 19, 2003, pp. 44-48.
40. A. Kivi, T. Tuikkanen, T. Rahkonen: Real-time INL calculation to aid digital error correction in AD converters. 2003 Finnish Signal Processing Symposium (Finsig03), Tampere, May 19, 2003, pp. 159-163.
41. M. Neitola, T. Rahkonen: Fully Digital DAC Mismatch Cancellation Schemes for Multibit Delta-Sigma A/D Converters. 2003 Finnish Signal Processing Symposium (Finsig03), Tampere, May 19, 2003, pp. 249-253.
42. M. Neitola, T. Rahkonen: Fully Digital DAC Mismatch Cancellation Schemes for Multibit Delta-Sigma A/D Converters. ECCTD'03, Cracow, Poland, September 1-4, 2003, pp. III-197 - III-200.
43. J. Aikio, T. Rahkonen: The effect of fitting techniques on the accuracy of distortion simulations using polynomial device models. ECCTD'03, Cracow, Poland, September 1-4, 2003, pp. III-325 - III-328.
44. H. Repo, T. Rahkonen: Programmable Switched-capacitor 4-tap FIR filter. European Solid-State Circuits Conference (ESSCIRC03), Estoril, Portugal, September 16-18, 2003, pp. 445-448.
45. J. Aikio. T. Rahkonen: Fitting of Polynomial Device Models Based on Large Signal Voltage and Current Spectra. Norchip conference November 10-11, 2003, Riga, Latvia, pp. 72-75.
46. T. Rahkonen, J. Kortekangas: Differential and Common Mode Stability Analysis of Fully Differential RF Circuits. Norchip conference November 10-11, 2003, Riga, Latvia, pp. 133-136.

2002

47. A. Mäntynimi, T. Rahkonen, J. Kostamovaara: An Integrated 9-channel Time Digitizer with 30 ps Resolution. IEEE International Solid-State Circuits Conference (ISSCC), San Fransisco, CA, February 3-7,2002, pp. 16.2.
48. M. Neitola, T. Rahkonen: Study of Fully Digital Error Correction in Multibit Delta-Sigma A/D Converters. IEEE Int. Symp. on Circuits and Systems (ISCAS), Phoenix,AZ, May 26-29,2002, Vol.2, pp. 624-627
49. A. Heiskanen, T. Rahkonen: 5th order multi-tone Volterra Simulator with Component-wise Output. IEEE Int. Symp. on Circuits and Systems (ISCAS), Phoenix,AZ, May 26-29,2002, Vol. 3, pp. 591-594.
50. A. Mäntyniemi, T. Rahkonen, J. Kostamovaara: A CMOS Time Digitizer IC with 20 ps Single-Shot Precision. IEEE Int. Symp. on Circuits and Systems (ISCAS), Phoenix,AZ, May 26-29,2002, Vol. 1 pp. 513-516.
51. J. Vuolevi, J. Aikio, T. Rahkonen: Extraction Of a Polynomial LDMOS Model For Distortion Simulations Using Small-Signal S-Parameter Measurements. IEEE MTT-S International Microwave Symposium, Seattle, Washington, 2-7 June 2002, pp. 2157-2160
52. V-P. Korajoki, T. Rahkonen: Polynomial behavioral modelling of switched capacitor stages. Proc. Norchip'02 conference, Copenhagen, Denmark 11-12 November, 2002, pp. 86-91
53. A. Kivi, T.Tuikkanen, T. Rahkonen: A 2-tone training circuit for digital error correction in ADCs. Proc. Norchip'02 conference, Copenhagen, Denmark 11-12 November, 2002, pp. 80-85

2001

54. M. Riikola, J. Vuolevi, T. Rahkonen: An Analog Predistortion Linearizer Circuit with Programmable Memory Effects. Proc. Norchip'01 conference, Kista, Sweden 12-13 November, 2001, pp. 149-154.
55. A. Heiskanen, A. Mäntynimi, T. Rahkonen: A 30 MHz DDS Clock Generator with 8-bit, 130-ps Time Domain Interpolator and -50 dBc Spurious Level. In proc. ESSCIRC'01 conference, 18-20 September, 2001, Villach, Austria, pp. 416-420.
56. J. Vuolevi, J. Manninen, T. Rahkonen: Memory effects compensation in RF power amplifiers using envelope injection technique. In proc. RAWCON'01, Denver, Aug 2001, pp. 257-260.
57. M. Neitola, A. Kivi, T. Rahkonen: Design of a Wideband Transmit Delta-Sigma DAC. In proc. ICECS'01, Malta Sept 2001, vol.2, pp.1053-1056.
58. T. Rahkonen, M. Neitola: Automated Flowgraph Analysis Using Matlab and Maple. In proc.8th ICECS'01, Malta Sept 2001, vol.2, pp.605-608.
59. J. Vuolevi, T. Rahkonen: Volterra Model for Third Order Intermodulation Distortion Simulations of Common-Source FET Amplifiers. In proc. ECCTD'01, Helsinki, Finland, August 28-31, 2001, pp. II-41 - II-41.
60. J. Vuolevi, T. Rahkonen: Analysis of Amplitude Dependent Memory Effects in RF Power Amplifiers. In proc. ECCTD'01, Helsinki, Finland, August 28-31, 2001, pp. II-37 - II-40.
61. T. Rahkonen, J. Vuolevi: Distortion Analysis of Balanced Rf Amplifiers Using 2nd and 3rd Order Phasors. In proc. ECCTD'01, Helsinki, Finland, August 28-31, 2001, pp. III-397 - III-400.
62. A. Heiskanen, A. Mäntyniemi, T. Rahkonen: A 30 MHz DDS Clock Generator with Sub-ns Time Domain Interpolator and -50 dBc Spurious Level. In proc. of IEEE International Symposium of Circuit and Systems (ISCAS00), Sydney, Australia, May 6- 9, 2001, Proceedings vol. IV, pp. IV.626-IV.629
63. J. Vuolevi, T. Rahkonen: Extracting a Polynomial AC FET Model with Thermal Couplings from s-Parameter Measurements. In proc. of IEEE International Symposium of Circuit and Systems (ISCAS00), Sydney, Australia, May 6- 9, 2001, Proceedings vol. II, pp. II.461-II.464
64. J. Vuolevi, J. Manninen, T. Rahkonen: Cancelling the Memory Effects in RF Power Amplifiers. In proc. of IEEE International Symposium of Circuit and Systems (ISCAS00), Sydney, Australia, May 6- 9, 2001, Proceedings vol. I, pp. I.57-I.60

2000

65. T. Rahkonen, J. Vuolevi: Term-wise Volterra Analysis of Nonlinear Analog Circuits for Recognising Dominant Cause of Distortion. In proc. Norchip'00, Turku, Finland, November 6-7, 2000, pp. 198-203.
66. T. Rahkonen, T. Tuikkanen, A. Kivi: Test Environment for Error Correction Techniques in Pipeline A/D Converters. In proc. Norchip'00, Turku, Finland, November 6-7, 2000, pp. 102-106
67. T. Tuikkanen, T. Rahkonen, A. Kivi: An 8-bit, 50 MS/s Pipeline Converter with Increased Settling Time. In proc. Norchip'00, Turku, Finland, November 6-7, 2000, pp. 230-235
68. J. Vuolevi, T. Rahkonen, J. Manninen: Measurement Technique for Improving Linearity by Optimizing the Source Impedance of RF Power Amplifiers. In proc. 2000 IEEE Radio and Wireless Conference (RAWCON00), Denver, Colorado, USA, September 10-13, 2000, pp. 227-230
69. J. Vuolevi, T. Rahkonen, J. Manninen: Measurement Technique for Characterizing the Memory Effects in RF Power Amplifiers. In proc. 2000 IEEE Radio and Wireless Conference (RAWCON00), Denver, Colorado, USA, September 10-13, 2000, pp. 195-198
70. T. Rahkonen, M. Neitola: Analog Baseband Blocks for Correlating Receivers. 2000 IEEJ International Workshop on Analog VLSI, Stockholm, Sweden, June 2-3, 2000, pp. 94-97.
71. R. Benkreira, T. Rahkonen, P. Lappalainen P. (2000) A Web-Based Filter Simulator. Proc. EAEEIE, April 26-28, Ulm Germany.
72. J.Vuolevi, T.Rahkonen: The Effects of Source Impedance on the Linearity of BJT Common-Emitter Amplifiers. Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS00), Geneva, Switzerland, May 28- 31, 2000, Proceedings vol. IV, pp. IV.197-IV.200
73. M. Neitola, T. Rahkonen: An Analog Correlator for a W-CDMA Receiver. Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS00), Geneva, Switzerland, May 28- 31, 2000, Proceedings vol. IV, pp. IV.753-IV.756

1999

74. J. Vuolevi, T. Rahkonen: Third-order Intermodulation Distortion Caused by Thermal Power Feedback. In proc. Norchip'99, Oslo, November 8.-9., 1999, pp. 120-125.
75. M. Neitola, T. Rahkonen: An Analog Correlator in WCDMA Receiver. In proc. Norchip'99, Oslo, November 8.-9., 1999, pp. 86-91.
76. T. Rahkonen, J. Vuolevi: Memory Effects in Analog Predistorting Linearizing Systems. In proc. Norchip'99, Oslo, November 8.-9., 1999, pp. 114-119.
77. E.Westesson, L. Sundström, T. Rahkonen: Analog Polynomial Predistortion Circuits for RF Power Amplifier Linearization. COST254 workshop.
78. M. Lapinoja, T. Rahkonen: On the Noise Simulation of Modulated Nonlinear Circuits. ECCTD99
79. J. Häkkinen, T. Rahkonen, J. Kostamovaara: An Integrated Low-Noise Charge Pump. Proceedings of IEEE Int'l Conference on Electronics, Circuits and Systems (ICECS99). Vol. I, pp.185-188.
80. M. Lapinoja, T. Rahkonen: On the Noise Analysis of Modulated Nonlinear Circuits. Proceedings of IEEE Int'l Conference on Electronics, Circuits and Systems (ICECS99). Vol. I, pp.173-176.
81. T. Rahkonen, H. Eksymä, H. Repo: A DDS Synthesizer with Time Domain Interpolator. Proceedings of IEEE Int'l Conference on Electronics, Circuits and Systems (ICECS99). Vol. I, pp.327-330.
82. A. Mäntyniemi, T. Rahkonen, J. Kostamovaara: A High Resolution Digital CMOS Time-to-Digital Converter Based on Nested Delay Locked Loops. Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS99), Orlando, FL, USA, May 30- June 2, 1999, Proceedings vol. II, pp. II.537-II.540
83. J. Häkkinen, T. Rahkonen, J. Kostamovaara: A Frequency Hopping Synthesizer IC for IF and RF Applications. Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS99), Orlando, FL, USA, May 30- June 2, 1999, Proceedings vol. I, pp. I.202-I.205
84. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A BiCMOS Time-to-Digital Converter with 30 ps Resolution. Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS99), Orlando, FL, USA, May 30- June 2, 1999, Proceedings vol. I, pp. I.278-I.281

1998

85. T. Rahkonen: New High Gain CML-to-CMOS Level Shifting Circuits. In proc. 1998 Norchip Seminar, Lund, Sweden, November 9-10, 1998. p. 245-248.
86. T. Kankaala, V. Jutila, A. Heiskanen, T. Rahkonen: Using Analog Predistortion for Linearizing Class A - C Amplifiers. In proc. 1998 Norchip Seminar, Lund, Sweden, November 9-10, 1998. p. 257-263.
87. A. Mäntyniemi, T. Rahkonen, J. Kostamovaara: An integrated digital CMOS time-to-digital converter with sub-gate-delay resolution. In proc. 1998 Norchip Seminar, Lund, Sweden, November 9-10, 1998. p. 190-195.
88. A. Mäkynen, T. Ruotsalainen, T. Rahkonen, J. Kostamovaara: CMOS Position Sensitive Devices. In proc. 1998 Norchip Seminar, Lund, Sweden, November 9-10, 1998. p. 281-288.
89. T. Rahkonen, T. Kankaala, M. Neitola: A Programmable Analog Polynomial Predistortion Circuit for Linearising Radio Transmitters. In Proc. ESSCIRC'98 conference, Haag, The Netherlands, 22-24 Sept. 1998., pp. 276-279.
90. T. Rahkonen, T. Kankaala: An Analog Predistortion Integrated Circuit for Linearising Power Amplifiers. Midwest Symposium on Circuits and Systems, Notre dame, Indiana, USA, August 9-12, 1998, pp. 480-483.
91. T. Rahkonen, H. Eksymä: A 3-V Programmable Clock Generator with a Built-in Phase Interpolator. Midwest Symposium on Circuits and Systems, Notre Dame, Indiana, USA, August 9-12, 1998, pp. 488-491.
92. A. Mäntyniemi, T. Rahkonen, J. Kostamovaara: An Integrated Digital CMOS Time-to-Digital Converter with 78 ps LSB. Midwest Symposium on Circuits and Systems, Notre Dame, Indiana, USA, August 9-12, 1998, pp. 180-183.
93. J. Häkkinen, T. Rahkonen, J. Kostamovaara: A Frequency Hopping Synthesizer Chip for GSM and DCS Systems. Midwest Symposium on Circuits and Systems, Notre dame, Indiana, USA, August 9-12, 1998, pp. 356-659.
94. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A Time-to-Digital Converter with 35 ps Resolution and 2.5 us Range. Midwest Symposium on Circuits and Systems, Notre dame, Indiana, USA, August 9-12, 1998, pp.???.
95. J. Häkkinen, T. Rahkonen, J. Kostamovaara: A Bipolar semicustom based synthesiser for GSM and DCS systems. Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS98), Monterey, California, USA, May 31- June 1, 1998, Proceedings vol. IV, pp. IV.413-IV.416.
96. M. Lapinoja, T. Rahkonen: An Active Tuning and Impedance Matching Element. Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS98), Monterey, California, USA, May 31- June 1, 1998, Proceedings vol. I, pp. I.559-I.562.
97. A. Mäkynen, T. Ruotsalainen, T. Rahkonen, J. Kostamovaara: High-Performance Position-sensitive photodetectors (PSDs). Proceedings of IEEE International Symposium of Circuit and Systems (ISCAS98), Monterey, California, USA, May 31- June 1, 1998, Proceedings vol. VI, pp. VI.610-VI.616.

1997

98. J. Häkkinen,T. Rahkonen, J. Kostamovaara: Two 1 GHz GaAs HEMT Amplifiers. In proc. 1997 Norchip Seminar, Tallinn, November 10-11, 1997.p. 403-410
99. T. Rahkonen, S. Tammelin, J. Kostamovaara: A 3-V Delay-Modulated PLL Synthesizer for Analog FM Transmitters. In Proc. ESSCIRC'97 conference, Southampton, UK, September 16-18, 1997, pp. 64-67.
100. A. Mäntyniemi, T. Rahkonen, J. Kostamovaara: A 9-Channel Time-to-Digital Converter for an Imaging Lidar Application. In Proc. ESSCIRC'97 conference, Southampton, UK, September 16-18, 1997, pp. 232-235.
101. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A High-Resolution Time-to-Digital Converter Based on Time-to-Voltage Interpolation. In Proc. ESSCIRC'97 conference, Southampton, UK, September 16-18, 1997, pp.332-335.
102. T. Rahkonen, S. Tammelin, J.Kostamovaara: A 3-V Analog FM-modulator Based on a Delay-modulated PLL Synthesizer. In proc. Midwest'97 Conference. Sacramento, USA, August 1997. Vol. I, pp. 553-556.
103. A. Mäntyniemi, T.Rahkonen, J. Kostamovaara: A 9-channel Integrated Time-to-Digital Converter With Subnanosecond Resolution. In proc. Midwest'97 Conference. Sacramento, USA, August 3-6, 1997. Vol. I, pp.189-192.
104. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A Time Digitizer with Interpolation Based on Time-to-Voltage Conversion. In proc. 40th Midwest Symposium on Circuits and Systems. Sacramento, USA, August 1997. Vol. I, pp. 197-200.
105. M. Lapinoja, T. Rahkonen: A New High-Q Active RC Oscillator. In proc. 40th Midwest Symposium on Circuits and Systems. Sacramento, USA, August 1997. Vol. I, pp. 350-353.
106. H. Benten, T. Ruotsalainen, A. Mäkynen, T. Rahkonen, H. Kopola: An Integrated Synchronous Receiver for Optical Instrumentation Applications. In Proc. SPIE EurOpto Series: Sensors, Sensor Systems and Sensor Data Processing, Munchen, Germany, May 16-17 1997. Vol. 3100, pp.75-88.
107. A. Mäkynen, H. Benten, T. Ruotsalainen, T. Rahkonen, J. Kostamovaara: CMOS Position-Sensitive Photodetectors (PSDs) for Integrated sensor Systems. In Proc. SPIE EurOpto Series: Sensors, Sensor Systems and Sensor Data Processing, Munchen, Germany, May 16-17 1997. Vol. 3100, pp.89-100.
108. A. Mäkynen, T. Rahkonen, J. Kostamovaara: A CMOS Binary Position-Sensitive Photodetector (PSD) Array. In Proc. SPIE EurOpto Series: Sensors, Sensor Systems and Sensor Data Processing, Munchen, Germany, May 16-17 1997. Vol. 3100, pp.101-109.
109. A. Mäkynen, T. Rahkonen, J. Kostamovaara: A CMOS Binary Photodetector Array for Position Sensing. In Proceedings of 1997 European Microelectronics Applications Conference (EMAC'97), Barcelona, Spain, May 28-30, 1997, pp.48-51.
110. A. Mäkynen, T. Rahkonen, J. Kostamovaara: A CMOS Binary Position-Sensitive Photodetector (PSD) Array. In Proceedings of 1997 IEEE Custom Integrated Circuits Conference, Santa Clara, California, USA, May 3-5, 1997, pp.12.7.1-12.7.4.

1996

111. J. Häkkinen, T. Rahkonen, J. Kostamovaara: Two 950 MHz Direct I/Q Modulators. Proceedings of the 14th Norchip Seminar, Helsinki, Finland, pp. 226-232, November 1996
112. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: Integrated Time-to-Digital Converters Based on Interpolation. In Proceedings of Norchip'96 Seminar, Helsinki, Finland, October 1996, pp. 179-185.
113. J. Häkkinen, T. Rahkonen, J. Kostamovaara: An Integrated 100 MHz to 1 GHz I/Q Modulator with CML Phase Shifter. Proceedings of 1996 IEEE-CAS Region 8 Workshop on Analog and Mixed IC Design, Pavia, Italy, 13-14 September 1996. pp. 11-15.
114. A. Mäntyniemi, T.Rahkonen, A. Ruha: A Low-Power 10-bit kS/s RSD Coded Pipeline A/D-Converter. Proceedings of 1996 IEEE-CAS Region 8 Workshop on Analog and Mixed IC Design, Pavia, Italy, 13-14 September 1996. pp. 79-82.
115. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A BiCMOS Time-to-Digital Converter with time Stretching Interpolators. In Proc. ESSCIRC'96 conference, Neuchatel, Switzerland, September 1996, pp.428-431
116. A. Mäntyniemi, T. Rahkonen, A. Ruha: A 6-mW, 300 kS/s Pipeline A/D-Converter. Proceedings of 39th Midwest Symposium on Circuits and Systems, Iowa, USA, August 18-21, 1996, Proc. vol.I, pp. 205-208.
117. T. Rahkonen, E. Malo, J. Kostamovaara: A 3 V Fully Integrated Digital FM Demodulator Based on a CMOS Pulse-Shrinking Delay Line. Proceedings of IEEE International Symposium of Circuit and Systems, Atlanta, Georgia, USA, May 12-15, 1996, Proceedings vol. II, pp. 572-575.
118. T. Rahkonen: Analysis of Power Consumption in a Simple Embedded Data Path Unit. Proceedings of IEEE International Symposium of Circuit and Systems, Atlanta, Georgia, USA, May 12-15, 1996, Proceedings vol. II, p. 552-555.
119. J. Häkkinen, T. Rahkonen, J. Kostamovaara: A Temperature Compensated 100 MHz to 1 GHz Variable Gain Amplifier in a 8 GHz 1.2 um BiCMOS process. Proceedings of IEEE International Symposium of Circuit and Systems, Atlanta, Georgia, USA, May 12-15, 1996, Proceedings vol. I, pp. 183-186.

1988-1995

120. T.Rahkonen, T.Ruotsalainen, J.Häkkinen, J. Kostamovaara: A Review of various Biasing Circuits for Analog Integrated Circuits. In Proc. Norchip'95 Seminar, Copenhagen, November 7-8, 1995, p. 250.
121. J.Häkkinen, T.Rahkonen, J. Kostamovaara: A 100 MHz to 1 GHz Variable Gain Amplifier in a 8 GHz 1.2 um BiCMOS Process. In Proc. Norchip'95 Seminar, Copenhagen, November 7-8, 1995, pp.169-176.
122. T. Rahkonen, K. Kananen, J. Kostamovaara: A Digital FM Demodulator Chip Based on Measurement of IF-Signal's Period. In Proc. ESSCIRC'95 conference, Lille, France, September 19-21, 1995, pp. 102-105.
123. E.Räisänen-Ruotsalainen, T.Rahkonen, J.Kostamovaara: A 5 mW Time-to-Digital Converter Based on Stabilized CMOS Delay Lines. Proc.of the 38th Midwest Symposium on Circuits and Systems. Rio de Janeiro, Brazil, August 1995. pp. 393-396.
124. J. Häkkinen, T. Rahkonen, J. Kostamovaara: A 950 MHz I/Q modulator. Proceedings of NORCHIP'94 Seminar, Göteborg, Sweden, November 8-9 1994. pp. 39-45.
125. T. Rahkonen, J. Kostamovaara: A 640 Mb/s Clock and Data Recovery and Demultiplexing Circuit in 1.2 um BiCMOS. Proceedings of NORCHIP'94 Seminar, Göteborg, Sweden, November 8-9 1994, pp. 60-64.
126. T. Rahkonen, E. Räisänen-Ruotsalainen, J. Kostamovaara: Design Procedure and Implementation of a Low-Power Amplitude Regulated Crystal Oscillator. Proceedings of NORCHIP'94 Seminar, Göteborg, Sweden, November 8-9 1994. pp. 156-162.
127. T. Rahkonen, J. Kostamovaara: Low-Power Time-to-Digital and Digital-to-Time Converters for Novel Implementation of Telecommunication Building Blocks. Proceedings of 1994 IEEE International Symposium of Circuit and Systems, London, GB, May 30 - June 2, 1994, Proceedings vol. 3, pp. 141-144.
128. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: Time Interval Digitization with an Integrated 32-Phase Oscillator. Proceedings of 1994 IEEE International Symposium of Circuit and Systems, London, GB, May 30 - June 2, 1994, Proceedings vol. 5, pp. 673-676.
129. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A Low-Power Time Interval Measurement Chip with Sub-Nanosecond Resolution, Proceedings of the 36th Midwest Symposium on Circuits and Systems, August 16-18, 1993, Detroit, USA, vol.2, pp. 1244-1246.
130. T. Rahkonen, A. Ruha, R. Rankinen, T. Ruotsalainen, E. Räisänen-Ruotsalainen, J. Kostamovaara: Some Practical Experiences of Designing and Characterizing Full Custom Circuits, Proceedings of Euro ASIC \xab 92, June 1-5, Paris France, pp. 318-321.
131. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: An integrated time measurement unit with 10 ms measurement range and sub-nanosecond resolution, Proceedings of the NORCHIP seminar `92, November 3 - 4 1992, Helsinki Finland, pp. 99-105.
132. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: A stabilized CMOS delay line time-to-digital converter, Proceedings of the NORSILC/NORCHIP seminar `91, October 23-24 1991, Copenhagen Denmark, 8 p.
133. E. Räisänen-Ruotsalainen, T. Rahkonen, J. Kostamovaara: Time interval measurements using time-to-voltage conversion with built-in dual-slope A/D conversion, Proceedings of the 1991 International Symposium on Circuits and Systems (ISCAS91), June 11 -14, Singapore, Vol.5, pp. 2573-2576.
134. T. Rahkonen, J. Kostamovaara: The use of stabilized CMOS delay lines in the digitization of short time intervals, Proceedings of the 1991 International Symposium on Circuits and Systems (ISCAS91), June 11 -14, Singapore, Vol.4, pp.2252-2255.
135. P. Käkelä, T. Rahkonen, J. Kostamovaara: A micropower RC oscillator chip for consumer ASIC applications, Proceedings of the Melecon\Q91 conference, May 22 - 24, 1991, Ljubljana Yugoslavia, Vol.I, p.278-281
136. T. Rahkonen, J. Kostamovaara: Time interval digitization techniques and applications based on CMOS delay line structures, Proceedings of NORSILC/NORCHIP seminar \Q90, October 30 - November 1 1990, Lund Sweden, pp. 18.0-18.4.
137. T. Rahkonen, J. Kostamovaara: Pulsewidth measurements using an integrated pulse shrinking delay line, Proceedings of the 1990 IEEE International Symposium on Circuits and Systems, New Orleans, Louisiana May 1 - 3 1990, Proceedings Vol. 1, pp. 578 - 581.
138. J. Kostamovaara, K. Määttä, T. Rahkonen, R. Rankinen: ECL and CMOS ASICs for time-to-digital conversion, Proceedings of the Second Annual IEEE ASIC Seminar and Exhibit, Rochester Riverside Convention Center, Rochester, New York, USA, September 25 - 28, 1989, P5-2.1 -P5-2.4.
139. T. Rahkonen, J. Kostamovaara, S. Säynäjäkangas: Time interval measurements using integrated tapped CMOS delay lines, Proceedings of the 32nd Midwest Symposium on Circuits and Systems, University of Illinois, Urbana Illinois USA, August 14 - 16, 1989, pp. 201 - 205.
140. T. Rahkonen, J. Kostamovaara, S. Säynäjäkangas: A CMOS ASIC time-to-digital converter for short time interval measurements, Proceedings of the 1989 IEEE International Symposium on circuits and systems, Portland Oregon USA, May 8 - 11 1989, Proceedings Vol. 3, pp. 2092 - 2095.
141. T. Rahkonen, J. Kostamovaara, S. Säynäjäkangas: CMOS ASIC devices for the measurement of short time intervals, Proceedings of the 1988 IEEE International Symposium on circuits and systems, Helsinki University of Technology, Espoo, Finland June 7-9, 1988, Proceedings Vol. 2, pp. 1593 - 1596.

Patents

1. E. Alasaarela, P. Adolfsen, T. Rahkonen: Finnish patent no. FI 77347: Laite kaukaisen kohteen samanaikaisen katselun ja kuuntelun helpottamiseksi (A Device for simultaneous listening and watching of a distant object), Feb. 10, 1989.
2. E. Alasaarela, P. Adolfsen, T. Rahkonen: US patent no. 5007091: Procedure and Device for Facilitating Audiovisual Observation of a Distant Object. Apr. 9, 1991
3. J. Rapeli, T. Rahkonen, J. Kostamovaara: Finnish patent no. FI 88559: Laite FM- tai PM-moduloidun signaalin ilmaisimeksi (Method and device for the detection of an FM or PM modulated signal), March 25, 1993.
4. J. Rapeli, T. Rahkonen, J. Kostamovaara: US Patent no 5270666: Method and Circuitry for Demodulation of Angle Modulated Signals by Measuring Cycle Time. Dec.14, 1993.
5. J. Rapeli, T. Rahkonen, J. Kostamovaara: European Patent no EP 0 434 293: Method and Device for the Detection of an FM or PM Modulated Signal. March 27, 1996.
6. J. Rapeli, T. Rahkonen, J. Kostamovaara: Japanese patent 3153253, Method and device for the detection of an FM or PM modulated Signal. Issued Jan 26, 2001.

Last Modified: April 4, 2007