Simsek DEMIR

THESIS Studies

Completed PhD Thesis

1. Çağrı Çetintepe, "Analysis Of Frequency Diverse Arrays For Radar And Communication Applications", November 2015.

2. Necip Sahan, "Innovative Approaches in Doherty Amplifier Design for Higher Efficiency and Wider Frequency Bandwidth", March 2013.

3. Amin Ronaghzadeh, "Improving the Efficiency of Microwave Power Amplifiers without Linearity Degradation Using Load and Bias Tuning in a New Configuration", February 2013.

4. Pejman Mohammedi, "Low Loss Substrate Integrated Waveguide N-Way Power Divider", December 2012.

5. Tuncay Erdöl, "X-Band RF Switch Implementation in Substrate Integrated Waveguide", September 2012.

6. Aydin Vural, "Precise Height Estimation by Differential Amplitude Measurements For An Airborne CW Doppler Proximity Sensor", September 2012.

7. Taylan Eker, "A Conceptual Evaluation of Frequency Diverse Arrays and Novel Utilization of LFMCW", September 2011.

8. Hayrettin Yüzer, "Modeling of Asymmetric Intermodulation Distortion and Memory Effects of Power Amplifiers", May 2011.

9. Mehmet Ünlü, "Novel Impedance Tuner, Phase Shifter, and Vector Modulators Using RF MEMS Technology", March 2009.

10. Arslan Hakan Coskun, "Stochastic Characterization and Mathematical Analysis of Feedforward Linearizers", September 2003.

11. Emin Turan, "Novel Microwave Equal and Unequal Power Divider and Combiner Structures", March 2003.

Completed MSc Thesis

1. Emrah Koç, “Broadband Microwave Diode Mixer Design and Implementation”, August 2016.

2. Enis Kobal, “Comperative Design Of Millimeter Wave RF-MEMS Phase Shifters”, June 2016.

3. Ali İlker Işık, "X-band High Power GaN Power Amplifier Design and Implementation", January 2016.

4. Emre Şirin, "Medium Power-wideband Envelope Tracking Rf Power Amplifier Design", December 2015.

5. Ahmet Akkoç, "Design and Implementation of a Microwave Cavity REsonator for Modulated Backscattered Wave", August 2015.

6. Ramazan Çetiner, "Development of Beam Scheduling Algorithm for Frequency Diverse Array", February 2015.

7. Abdullah Yılmaz, "Design of High Power Waveguide Limiter", September 2014.

8. Savaş Karadağ, "Experimental Performance Evaluation of Direction Finding by Amplitude Comparison for GSM Applications", September 2014.

9. Muharrem Keskin, "Countermeasure Methods for High Power Microwave Pulses", July 2014.

10. Ali Özgün, "Design and Realization of Microstrip Linear Antenna Array Based on SIW Feed Network", July 2014.

11. Filiz Ece Sağcan, "Simulation and Design of Electron Gun For TWT with Particle in Cell Code", May 2014.

12. Gökhan Cansız, "Modeling of Time Domain Represented Signals with Multitone Signals", March 2014.

13. Erhan Dursun, "Identification of Memory Terms in a Power Amplifier",December 2013.

14. Gonca Suna,"Design and Realization of High Power Low Loss Combiners", November 2013.

15. Halil Ibrahim Yaslak, "Assesment of Shielding Effectiveness using Electromagnetic Topology Method", February 2013.

16. Alper Yalim, "Phased Array Antenna Calibration and Experimental Validation", March 2013.

17. Kaan Temir, "True-Time Delay Structures for Microwave Beamforming Networks in S-Band Phased Arrays", January 2013.

18. Gökcen Yilmaz Dayanikli, "Design and Implementation of Wideband Stripline Circulators", January 2013.

19. Kutlay Güzel, "X-Band High Power Solid State Switch", September 2012.

20. Zafer Tanç, "Broadband Spatial Power Combining in Coaxial Medium", September 2012.

21. Ismail Gökhan Yilmaz, "A New Approach For Distributed Amplifier Design", September 2012.

22. Korkut Kaan Tokgöz, "Broadband Phase Shifter Realization with Surface Micromachined Lumped Components", September 2012.

23. Gözde Erdogdu, "Linerization of RF-power amplifiers by using memory polynomial digital predistortion technique", June 2012.

24. Hasan Hüseyin Kilic, "Design and Fabrication of a High Gain Broadband Microwave Limiting Amplifier Module", September 2011.

25. Turusan Kolcuoglu, "Linearization of RF Power Amplifiers with Memoryless Baseband Predistortion Method", May 2011.

26. Ilker Comart, "Zero-Level Packaging of Microwave and Millimeterwave MEMS Components", September 2010 (co-supervised by Dr. T. Akin).

27. Ozgehan Sahin, "Defected Ground Structure and Its Applications to Microwave Devices and Antenna Feed Networks", September 2010.

28. Ozan Dogan Gurbuz, "Reliability Improvement of RF MEMS Devices Based on Life Time Measurements", September 2010 (co-supervised by Dr. T. Akin).

29. Hakki Ilhan Altan, "X-Band High Power Ferrite Phase Shifters", August 2010 (co-supervised by Dr. Ozlem Civi).

30. Gokhan Boyacioglu, "Wideband Phase Shifter For 6-18 GHz Applications ", June 2010.

31. Hakan Korkmaz, "HMIC Miniaturization Techniques and Application on an FMCW Range Sensor Transceiver ", May 2010.

32. Ahmet Aktug, "L-Band & S-Band CW Hybrid Gallium Nitride HEMT Power Amplifier Design", May 2010.

33. Ayse Unlu, "Design and Implementation of a Broadband I-Q Vector Modulator and a Feedforward Linearizer For V/UHF Band", February 2010.

34. Cagri Cetintepe, "Development of MEMS Technology Based Microwave and Millimeterwave Components", February 2010 (co-supervised by Dr. T. Akin).

35. Muhsin Bolucek, "Design and Implementation of Low Phase Noise Phase Locked Loop Based Local Oscillator", December 2009 (co-supervised by Dr. N. Yildirim).

36. Dilsad Icoz, "Millimeterwave FMCW Radar Design", December 2009 (co-supervised by Dr. Altunkan Hizal).

37. Eser Erkek, "S-Band Hybrid 4 Bit Phase Shifter using COTS Components", September 2009.

38. Aysin Cetin, "CFAR Detection in K-Distributed Sea Clutter", September 2008 (co-supervised by Dr. Altunkan Hizal).

39. Ismail Bozkurt, "Theory and Design of Microwave FET Frequency Triplers", September 2008.

40. Oguzhan Efe, "Cascaded, Reactively Terminated, Single Stage Distributed 2-18 GHz Amplifier", July 2008.

41. Sinan Kurt, "Range Improvement Techniques of FMCW Radars", September 2007 (co-supervised by Dr. Altunkan Hizal).

42. Halil Ibrahim Atasoy, "Design and Fabrication of RF MEMS Switches and Instrumentation for Performance Evaluation", September 2007 (co-supervised by Dr. Tayfun Akin).

43. Necip Sahan, "High Power, Wideband, Linear RF Power Amplifier Design", June 2007 (co-supervised by Dr. Canan Toker).

44. Baris Caglar, "Millimeter wave MMIC Amplifier Linearization by Predistortion", December 2006.

45. Sinan Onat, "Re-Configurable Microstrip Antennas Controlled by RF-MEMS Switches", December 2006 (co-supervised by Dr. Lale Alatan).

46. Erdinc Ercil, "X-Band 7-Bit MMIC Phase Shifter Design", September 2006.

47. Engin Ufuk Temocin, "Design and Implementation of Microwave Lumped Components and System Integration Using MEMS Technology", September 2006 (co-supervised by Dr. T. Akin).

48. Yasar Baris Yetkil, "Design of an FMCW Radar Altimeter", December 2005 (co-supervised by: Dr. Y. Tanik).

49. Ahmet Mutlu, "Multitone Representation of Arbitrary Waveforms and Application to the Analysis of Nonlinear Amplifiers and Feedforward Linearizers", August 2005.

50. Ibrahim Demir, "CMOS Class-E Power Amplifier Modelling and Design Including Channel Resistance Effects", December 2004 (co-supervised by Dr. C. Toker).

51. Mehmet Altuntas, "MMIC Vector Modulator", December 2004.

52. Mehmet Unlu, "An Adjustable Impedance Matching Network Using RF MEMS Technology", September 2003 (co-supervised by Dr. T. Akin).

53. Alper Cemil, "An Approach of Thinning Planar Phased Array Antenna by Using Finite Difference Method", August 2002.