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+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 1 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
RFIC-Lab @ ECE-TUT, Finland
Founded: 1995 in Dpt. Communications Team: 15÷34 BSc, MSc & PhD CAD: 50 Cadence Licenses Measurements: Up to 27GHz On-WaferTeaching: 9 courses: Com. RF-IC
Partners: Bell-Labs, IBM, Infineon, Intel, Nokia, STMicro, TI.
Funding: 9.4 Mln.USD Patents: 46 (W-4, USA-12, UK-8 …)Publications: 98 (25 in IEEE)
Steyaert M.,B.Razavi, J.Fenk,W.Decock, N.T.Tchamov, K.Lee, M.Banu, R.Schreier, H.Tanimoto, GigaHerts-Radio Front Ends, Workshop ‘GiRaFE’IEEE Solid-State Circuits Conference, San Francisco, CA, USA, 2003.
Tchamov N.T., S.Broussev, I.Uzunov, K.Rantala, Dual-Band LC VCO Architecture With a Fourth-Order Resonator, IEEE Tr. on Circuits and Systems-II, Mar 2007.
Some Key Publications:
L2
C2 0.5p
L1C3C1
D1
R1
C4
1.5p1p
0.7p
R2
C5 14p
C6 0.7p
L3
1p
6k
14p
Q1
Vvar2
Vbias: 1.8 GHz
Ic = 6mA
R3
6k
Out
2.5 V
1k
L
L
L L
L
L
L
L
R4 L 1k
L
L
Q3
Vbias: 800 MHz
+ Vcc =
L
Vv2
LL
L
L
Vv1
Vvar1
3n
5.4n
2n
D2 L
Q2 L
GHz-range-IC:VCO, DCO, T&H,
LNA, DCDC
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 2 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
Microelectronics
Published Main R & D AchievementsTwo-Phase Self-Assisted Zero-Voltage Switching DCDC Converter,
IEEE Tr. CAS-2, no.3, Mar. 2013.Q-factor analysis for C-C LC oscillators using TVRL,
IEEE Tr. CAS-2, no.1, Jan. 2012.Design consideration in tapped-inductor 4th-order Dual-Band VCO,
IEEE Tr. CAS-2, no.1, Jan. 2012.A Darlington-Enhanced CMOS Oscillator Architecture
IEEE Tr. CAS-2, no. 1, Jan. 2012.Evaluation & Comparison GHz-range LC Oscillators using TVRL,
Intl. Journal Circuit Theory & Applications 2011.UMTS and GSM Low Phase Noise Inductively Tuned LC VCO,
IEEE Microwave and Wireless Components Letters, no. 3, Mar 2010.Time-Varying Root Locus of Large-Signal LC Oscillators,
IEEE Tr. CAD IC and Sys, no. 5, May 2010.Flicker Noise Up-Conversion Suppression in Differential LC Oscillators,
IEEE Tr. on CAS-2, no.11, Nov 2007.Wideband Low Phase-Noise LC-VCO With Programmable Kvco,
IEEE Microwave and Wireless Components Letters, no.4, Apr 2007.Dual-Band LC VCO Architecture With a Fourth-Order Resonator,
IEEE Tr. CAS-2, no. 3, Mar 2007.Novel VCO Using Series Above-IC FBAR and Parallel LC Resonance,
IEEE Journal Solid-State Circuits, no.10. Differential Pre-Compensated GHz-range Low-voltage Track-and-Hold,
IEE EL, no.2, Jan 2003.Monolithic RF Bandpass Track-and-Hold,
IEE EL, no.2,Jan 2003.3.6 GHz Double Cross-Coupled Multivibrator VCO 1.6 GHz Tuning,
IEEE Tr. CAS-2, no.8, Aug 2001.High-Performance Differential VCO Based on Armstrong Oscillator,
IEEE Journal Solid-State Circuits, no.1, Jan 2001.4.3 GHz VCO with 2-GHz Tuning Range and Low Phase Noise,
IEEE Journal Solid-State Circuits, no. 1, Jan 2001.
R & D CollaborationsTUT-ECERFIC
EUIndustry(Ger)Industry(Fin)AcademyIndustry(USA)AcademyTekes
Project Funding
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 3 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
RFCC-Lab Core Expertise Areas
Semi-Symbolic Time-Variant Analysisof Multiple Transistors
Non-Linear Circuits
98 Journal Publications(24 in IEEE)
46 Patents in
GermanyUSA, UK
8 %
ACADEMY
1 1 %
T E K E S
8 1 %
I N D U ST R Y
Funding Proportions
Creating NewArchitecturesof Monolithic
Circuits VCO, DCO, LNA, T&H, DCDC in the FrequencyRange 10MHz ÷ 65GHz
using CADENCEL2
C2 0.5p
L1C3C1
D1
R1
C4
1.5p1p
0.7p
R2
C5 14p
C6 0.7p
L3
1p
6k
14p
Q1
Vvar2
Vbias: 1.8 GHz
Ic = 6mA
R3
6k
Out
2.5 V
1k
L
L
L L
L
L
L
L
R4 L 1k
L
L
Q3
Vbias: 800 MHz
+ Vcc =
L
Vv2
LL
L
L
Vv1
Vvar1
3n
5.4n
2n
D2 L
Q2 L
Evaluation & Scaling
of the Critical Devices on Novel32nm, 45nm, 65nm, 90nm, 130nm …RF-CMOS, SiGe/BiCMOS, Si/Sapphire
RF Measurements
On-Wafer versus
Simulations with Extracted
Parasitics
Complete IC Specs Evaluation
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 4 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
Devices Modeling inCMOS, SiGe/BiCMOS
Novel GHz CircuitsArchitectures
Nonlinear ElectronicCircuits Theory & CAD
On-Wafer RFMeasurements
RFIC-Lab Background, Works & Targets
VCO & DCO forMobile Terminals
since 1995 …
GHz SamplingCircuitssince 1997
LNA and Filtersfor DVB-ICsince 2003 …
DC-DC for PAModulationsince 2006 …
Battery & SuperCapManagement ICs
since 2007 …
Kinetic EnergyRecovery Systems
since 2011 …
Low-Voltage and High-Power DC-DC
since 2009 …
Wireless & PLC in High EMIsince 2012 …
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 5 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
µUSBOn/Off
Sen
sor
Balancer
Charger
Controller
Monitor
123456
24
BMS
IC
MMotor
ControllerBattery 48V
G3-PhaseRectifier
15 kW
300A
DCDC
Break ‘Gas’
KERS
Mobile / Stationary Big Volume Applications
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 6 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
The Energy Storages and the IoET
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 7 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
Standard Concept
M/GBattery
48V
DC-to-AC
AC-to-DC
20% Energy Recovery
ADVANCED: 80% Energy Recovery by 1,000 Battery Cycles VERSUS 1,000,000 SuperCap Cycles
M/GDC-to-AC
AC-to-DCDC-to-DC
Battery
48V
SuperCap
48V
DC-to-DC
The Slow and Fast Energy Loops
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 8 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
Super-Capacitor
48 20V Ah
The Super-Battery Project
3,000 € Standard Battery I/O for 2,000 Cycles 5,500 € Super Battery
I/O for 800,000 Cycles
For 100 % Chargeη = 70%
35 A8 hours
For 100 %To Loadη = 65%
400 A 20 min
For 100 % Returnη = 30%
200 A320 min
Main Applications: City-eBusses; Fork-Lifts, Tools, UPS
Battery 48V
50Ah
For 100 % Chargeη = 80%
3000 Afor only
6 sec
For 100 %To Loadη = 80%
400 A 45 sec
For 100 % Returnη = 80%
3000 Afor only
6 sec
RF-DCDCConverters48V 3000A
Cell Balancers
Battery48V
200Ah
+358-(0)40-582-5915 Apr-2013www.cs.tut.fi/tlt/rfasic Page 9 / [email protected]
Prof. Nikolay T. TchamovKorkeakoulunkatu-1, TH-10833720 – Tampere, Finland
Tampere University of TechnologyRFIC Laboratory, Department of Electronics
and Communications Engineering
280 km/h Max Speed528 Nm Torque3.1 sec to 100km/h
230 Kg Weight 30 km @ 150km/h90 km @ 70km/h
Battery & SuperCap47.3 Kg Weight
6.2 kWh Capacity40C Max Discharge
4C Max Charge(15min) Cell-Dynamic BMS-CPU
56kW Demonstrator:The SuperKart of RFIC-Lab @ ECE-TUT
KERS
Motor & Transmission60 V Development60 kW Cont. Power90 kW Max. Power31.4 Kg Weight 2 : 1 Power-to-Weight R.