Fredrik Jonsson. Fatburstrappan 18, 16tr Stockholm, Sweden Phone: , Mob:

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1 Fredrik Jonsson Fatburstrappan 18, 16tr Stockholm, Sweden Phone: , Mob: Education: Royal Institute of Technology (KTH), PhD student in Radio Electronics. The research project was commercialized and become Spirea Royal Institute of Technology. "Civilingenjör" Military service. Sergeant in Swedish Army, with 6-month practical experience of leading a troop of 15 people. Work experience: RFIC design consultant Spirea AB. RF Circuit designer. Main tasks at Spirea: Circuit design, simulation and layout of blocks such as VCO, prescaler, charge-pump, phase-detector, loop-filter, amplitude detector, bias circuits, buffers, op-amps and calibration circuits. Sub-system specification, noise modeling and simulation of fractional N PLL synthesizers. Noise modeling of fractional and integer-n PLL building blocks, simulation of noise parameters in strongly non-linear circuits, developing behavioral models and simulation of complete PLL circuits. Improving PLL frequency stability in noisy environment. Especially working signal integrity on supply and bias lines. Evaluation of new software tools as Nassda HSIM and Femlab. Lab measurements. On site customer support. Responsible for equipping the Spirea RF measurement lab. Author of five international patents KTH Radio Electronics Laboratory. PhD student at the Radio electronics laboratory. Special interest is "RF Frequency Synthesizers in CMOS". Involved in teaching. Developed several student measurement exercises in Radio architectures KTH Radio Electronics Laboratory. Diploma work. Design, implementation and test of a fully monolithic 1.8 GHz oscillator using on chip spiral inductors. During summer holidays and in parallel with studies I have done the following work KTH High Power Laboratory. Programming of DSP software for measurement system used in insulation diagnosis of high voltage cables Allgon System AB. Analog design of feeder modem used for remote diagnosis of tower mounted amplifiers used in mobile communications.

2 1995 Ericsson Beijing (BEC). System manager, responsible for computer network and education of local employees at an Ericsson company in Beijing, China Infrasonik AB. Hardware design and software programming of a control unit for soot removing in rubbish incineration ovens UPEC AB. Programming of software for moisture measurement system used in paper production Reklamburken HB. Own company providing information channels in local TV networks, hotels and ski-resorts. Research activities: Linearity and Dynamic Range aspects of CMOS RF circuits. Phase-noise calculation optimization of in RF CMOS oscillators and frequency synthesizers. Part of research was performed in cooperation with Ericsson RF-IC department. Other projects completed: Special effect light computer creating the illusion of a burning fire. The equipment was used in a Danish movie production Barbara. The movie was shown at theaters all over Denmark and Sweden. "Rotoflash". Rotating light computer projecting text messages at exhibitions and fairs. Plus about 10 other minor projects. Training courses: PLL-s and RF-design, Lausanne AMS-Cadence Hit-Kit training. Unterpremstätten, 2000 Mentor Graphics Design Capture, Simulation, Layout training, Kista 2001 Aplac Simulation and Optimization course. Helsinki PLL design. Training course arranged by Catholic University of Leaven. Kista Teaching experience: Exercises assistant in courses: 2B1515 Analog Electronics advanced course ( ). 2B1552 Analog Electronics basic course ( ). 2H1227 Electrical Circuits ( ). Lab assistant in courses: 2G1502 Computer hardware 2E1112 Electrical measurements 2B1600 Radio electronics. Developed two lab exercises in 2B1600 Radio electronics. Nominated by students to "Teacher of the Year" award Teaching "Computer science for kids" 7-10 years old. (1993)

3 Computer skills: Programming experience in C, C++, Object Pascal (Windows programming with Borland Delphi), Assembler (MC68k, TI TMS320, PIC, AVR etc.). Extensive use of Electronic design software tools as Cadence, Mentor Graphics, Aplac, Tango, Eagle and others. Mixed signal simulations using VHDL AMS. Inductance and microwave calculations using field solver software like Femlab and Asitic. Mathematics programs such as Matlab and Maple. Installing and configuring Mentor Graphics tools in Linux environment. Developing Electronic ASIC and PCB CAD tool in C++ as hobby project. Commissions of thrust: Among others: Board member of the tenant-association in my home building (2004). Chairman of students committee for education supervision (1996). Honors and awards: "Fan & Rått". Special honor award at the school of Electrical Engineering. Among the obligations is to hold the school banner at the Nobel Prize ceremony. Chairman of ELAB, the student electronic laboratory (1992). Language skills: Fluent Swedish and English, basic German. Sports: Playing bandy and squash regularly. Do occasionally go skiing and sail whenever I get the chance. References: Available on request.

4 List of publications Patents 1. Fredrik Jonsson, A frequency synthesizer and a method for synthesizing a frequency, Patent WO , AU , SE Fredrik Jonsson, A prescaler comprising a pulse swallow circuit, Patent WO , AU , SE Fredrik Jonsson, Voltage controlled oscillator, Patent WO Fredrik Jonsson, Quadrature Phase Control Loop, Patent WO , SE Fredrik Jonsson, Low Leakage Charge-Pump, Patent WO , SE Publications: 6. Fredrik Jonsson. 1.8GHz Low Voltage VCO Designed in Silicon Bipolar Technology. Master's thesis, May F. Jonsson. 1,8GHz Low Voltage VCO in Silicon Bipolar Technology. Nordiskt Radio Symposium, Saltsjöbaden October 1998, pages Yue Wu, Hong-Sun Kim, Fredrik Jonsson, Mohammed Ismail, and Håkan Olsson Nonlinearity Analysis of a Short Channel CMOS Circuit for rf IC Applications VLSI: Systems on a Chip, Eds Silveira, Devadas and Reis, Klüwer 1999, pp Yue Wu, Fredrik Jonsson,, Hong-Sun Kim, Mohammed Ismail, and Håkan Olsson, Analysis of Non-linearities of CMOS Low Noise Amplifier, Norchip, Oslo November 1999, pp Chien-Hsiung Feng, Fredrik Jonsson, Mohammed Ismail and Håkan Olsson. Analysis of Non-linearities in rf CMOS Amplifiers ICECS 99, Proc. The 6th IEEE International Conference on Electronics, Circuits and Systems, Pafos, Cyprus 5-8 sept. 1999, vol I, pp Yue Wu, Hong-Sun Kim, Fredrik Jonsson, Mohammed Ismail, and Håkan Olsson. Nonlinearity Analysis of a Short Channel CMOS Circuit for rf IC Applications. Klüwer, pages 61-68, Xiaopeng Li, Fredrik Jonsson et. al. "A High-Speed Low-Power architecture for GHz CMOS Dual-Modulus Prescaler". IEEJ Stockholm Martin Sanden, Fredrik Jonsson et al., UP-CONVERSION OF DEVICE 1/f NOISE TO PHASE NOISE IN VOLTAGE CONTROLLED OSCILLATORS". Proc 16 th International Conference on Noise in Physical Systems and 1/f Fluctuations, ICNF Gainesville FL 2001.

5 14.Fredrik Westman, Fredrik Jonsson, Tommy Öberg, Christer Hedqvist and Ahmed Hemani, A Robust CMOS Bluetoorh Radio/Modem System-on-Chip, IEEE Circuit and Systems Magazine. November Fredrik Jonsson, Martin von Haartman, Martin Sanden, Mikael Östling and Mohammed Ismail, A Voltage Controlled Oscillator with Automatic Amplitude Control in SiGe Technology 19 th Norchip Kista November 2001, pp Adem Aktas, Fredrik Jonsson, Rami Ahola and Mohammed Ismail. A 4 Ghz 0.18µm CMOS PLL Frequency Synthesizer with Wide-Band VCO for Multi- Standard Wireless Applications. Norchip Rami Ahola, Adem Aktas, James Wilson, Kishore Rama Rao, Fredrik Jonsson, Isto Hyyrylainen, Anders Brolin, Timo Hakala, Aki Friman, Tuula Mäkiniemi, Jenny Hanze, Martin Sanden, Daniel Wallner, Yuxin Gou, Timo Lagerstam, Laurent Noguer, Timo Knuuttila, Peter Olofsson and Mohammed Ismail. A Single Chip CMOS Transceiver for a/b/g WLANs. ISSCC Fredrik Jonsson and Håkan Olsson. An RF detector for on-chip amplitude measurements. Electron. Lett. 2004, 40, (20), pp Fredrik Jonsson, Rami Ahola, Adem Aktas, James Wilson, Kishore Rama Rao, Isto Hyyrylainen, Anders Brolin, Timo Hakala, Aki Friman, Tuula Mäkiniemi, Jenny Hanze, Martin Sanden, Daniel Wallner, Yuxin Gou, Timo Lagerstam, Laurent Noguer, Timo Knuuttila, Peter Olofsson and Mohammed Ismail. A Single Chip a/b/g WLAN Tranceiver. Norchip Ahola, R.; Aktas, A.; Wilson, J.; Rao, K.R.; Jonsson, F.; Hyyrylainen, I.; Brolin, A.; Hakala, T.; Friman, A.; Makiniemi, T.; Hanze, J.; Sanden, M.; Wallner, D.; Yuxin Guo; Lagerstam, T.; Noguer, L.; Knuuttila, T.; Olofsson, P.; Ismail, M. A single-chip CMOS transceiver for a/b/g wireless LANs. IEEE J. Solid- State Circuits, vol 39, pp , Dec 2004.