Boğaziçi Boğaziçi UniversityUniversity

Electrical and Electronics Electrical and Electronics Engineering DepartmentEngineering Department

İstanbul, TÜRKİYEİstanbul, TÜRKİYE

Presented By: Prof. Dr. Avni MorgülPresented By: Prof. Dr. Avni Morgül

TurkiyeTurkiye

1333km1333km

İstanbulİstanbul

İstanbulİstanbul

İstanbulİstanbul2nd Bridge on Bosphorus2nd Bridge on Bosphorus

Boğaziçi Boğaziçi University University CampusesCampuses

South CampusSouth Campus

North CampusCampusHisar CampusCampus

Dorm.&Stadium

EE Department

BosphorusBosphorusBridgeBridge

Boğaziçi UniversityBoğaziçi University

237 full time Professors 412 full time Assoc./Assist. Professors 11.200 Students

Wiews from the campusWiews from the campus

Wiews from the campusWiews from the campus

Wiews from the campusWiews from the campus

Wiews from the campusWiews from the campus

Wiews from the campusWiews from the campus

Wiews from the campusWiews from the campus

Wiews from the campusWiews from the campus

EE DepartmentEE Department

15 Full Professors15 Full Professors 2 Associate Professors2 Associate Professors 9 Assistant Professors9 Assistant Professors 320 undergraduate students320 undergraduate students 125 graduate students125 graduate students

Undergraduate (Electronics Undergraduate (Electronics Lab) Lab)

Major Fields of StudyMajor Fields of Study:: ElectronicsElectronics Communications & Signal ProcessingCommunications & Signal Processing ControlControl

Undergraduate (Networks) Undergraduate (Networks) LabLab

Research LabsResearch Labs BETA: BETA: Bogazici University Electronics Design LaboratoryBogazici University Electronics Design Laboratory

 

Electronic Electronic design automation design automation systems for analog and digital systems for analog and digital circuitscircuits

LLow-power design, power ow-power design, power aware design methodologiesaware design methodologies

AAnalog-to-digital converter nalog-to-digital converter circuits and architectures circuits and architectures especially Sigma-Delta ADC'sespecially Sigma-Delta ADC's

SSpeech processing hardware, peech processing hardware, embedded systems and embedded systems and mixed-signal industrial mixed-signal industrial oriented designs.oriented designs.

Research LabsResearch Labs BUSIM: Signal and Image Processing LaboratoryBUSIM: Signal and Image Processing Laboratory

 

image processing, image processing, speech processing, speech processing, statistical signal processing, statistical signal processing, video coding, video coding, computer vision, computer vision, biomedical signal/image biomedical signal/image

processing processing man-machine interfaces. man-machine interfaces. hosting a number of international conferences and funded by hosting a number of international conferences and funded by

national and international (European Framework) projects.national and international (European Framework) projects. speech transcription and speaker alteration, speech transcription and speaker alteration, watermarking and steg analysis, watermarking and steg analysis, 3D shape retrieval, 3D shape retrieval, multimodal biometry for identification/verification, multimodal biometry for identification/verification, Bayesian signal processing for brain interfaces Bayesian signal processing for brain interfaces quality control in textile industry, quality control in textile industry, seismic source separation, intrusion detection and array seismic source separation, intrusion detection and array

processing.processing.

Research LabsResearch Labs VAVlab: Volumetric VAVlab: Volumetric AnalysisAnalysis & Visualization Group & Visualization Group

 

AAnalysis and visualization of nalysis and visualization of multidimensional 3D datamultidimensional 3D data r ranging anging from scalar fields to tensor fields and from scalar fields to tensor fields and video. video.

MMedical decision support systems, edical decision support systems, VVirtual/augmented reality for irtual/augmented reality for

medicine, video enhancement, etc.medicine, video enhancement, etc.

VAVlab runs projects in collaboration VAVlab runs projects in collaboration with academic partners both from with academic partners both from TTüürkrkiyeiye and abroad. and abroad.

Research LabsResearch Labs ISL: Intelligent Systems LaboratoryISL: Intelligent Systems Laboratory

 

AAutomation systems for a wide utomation systems for a wide spectrum of applications ranging spectrum of applications ranging from automated inspection to from automated inspection to robotics. robotics.

AAttentive vision, ttentive vision, TThe design and development of he design and development of

mobile robot prototypes, mobile robot prototypes, AAutonomous robots, automated utonomous robots, automated

inspection, teleoperation, inspection, teleoperation, SSensory and motor driver systems, ensory and motor driver systems, CComputational biology.omputational biology.

Research LabsResearch Labs LAL: Lung Acoustics Laboratory LAL: Lung Acoustics Laboratory

 

HHardware development for lung ardware development for lung sound acquisition and diagnosis sound acquisition and diagnosis instrumentation and algorithm instrumentation and algorithm development for further development for further processing of acquired lung processing of acquired lung sounds with the final aim of sounds with the final aim of building an “building an “intelligent intelligent stethoscopestethoscope”. ”.

OOnline processing and classification of respiratory sounds nline processing and classification of respiratory sounds using digital signal processors, using digital signal processors,

MMulti-resolution analysis of respiratory sounds, ulti-resolution analysis of respiratory sounds, SSystem development for multi-channel acquisition of ystem development for multi-channel acquisition of

respiratory sounds respiratory sounds MModeling air flow-lung sound relationship.odeling air flow-lung sound relationship.

Research LabsResearch Labs Mechatronics LaboratoryMechatronics Laboratory

 

Bogazici University UNESCO Bogazici University UNESCO Chair on Mechatronics focuses on Chair on Mechatronics focuses on developing new methodologies in developing new methodologies in the areas of intelligent systems the areas of intelligent systems and mechatronics. and mechatronics.

RRobotic manipulators (2 DOF obotic manipulators (2 DOF SCARA, 5DOF CRS/Quanser and SCARA, 5DOF CRS/Quanser and Inverted Pendulum), Inverted Pendulum),

EElectromechanical system lectromechanical system (Antilock Braking System) (Antilock Braking System)

FFlexible manufacturing system lexible manufacturing system (MPS 500). (MPS 500).

Research LabsResearch Labs BUMEMS: Bogazici University Micro BUMEMS: Bogazici University Micro

Electro Mechanical Systems LaboratoryElectro Mechanical Systems Laboratory

 

MEMS-circuit integration and MEMS-circuit integration and polymer microfabrication. polymer microfabrication.

PPolymer electronics, polymer olymer electronics, polymer light emitting diodes, light emitting diodes,

TTactile imagersactile imagers VVarious integrated micro systems arious integrated micro systems

with polymer sensors and with polymer sensors and actuatorsactuators

Research LabsResearch Labs BUSIM / SPG: Speech Processing Group BUSIM / SPG: Speech Processing Group

 

SSpeech recognition, peech recognition, VVoice conversion, oice conversion, 3-D audio-visual synthesis, speech synthesis, 3-D audio-visual synthesis, speech synthesis, SSpeech therapy and speaker identification.peech therapy and speaker identification. BBiometrics, iometrics, NNatural language processing, atural language processing, IInformation retrieval nformation retrieval Turkish sign language processing. Turkish sign language processing.

There are two spin-off speech research companies from the There are two spin-off speech research companies from the group: GVZ (www.gvz.com.tr) and SESTEK group: GVZ (www.gvz.com.tr) and SESTEK (www.sestek.com.tr). Both companies have products based on (www.sestek.com.tr). Both companies have products based on speech recognition, speech synthesis and voice conversion speech recognition, speech synthesis and voice conversion technology.technology.

Research LabsResearch Labs WCL: Wireless Communication LaboratoryWCL: Wireless Communication Laboratory

 

Established in 2005 Established in 2005 high-speed high-speed

wireless/mobile/satellite wireless/mobile/satellite communications.communications.

UWB communication systems UWB communication systems WCL also has close WCL also has close

collaborations and joint projects collaborations and joint projects with the VLSI Design Lab with the VLSI Design Lab (BETA), the Computer Network (BETA), the Computer Network Research Lab (NETLAB) and the Research Lab (NETLAB) and the Satellite Communications Satellite Communications Research Lab (SATLAB).Research Lab (SATLAB).

My Research GroupMy Research Group

Prof. Dr. Avni MorgülProf. Dr. Avni Morgül Asis. Prof. Dr. Turgay TemelAsis. Prof. Dr. Turgay Temel PhD Student, Uğur ÇiniPhD Student, Uğur Çini PhD Student, Emre ArslanPhD Student, Emre Arslan PhD Student, Fatma SarıcaPhD Student, Fatma Sarıca MSc Student, Yavuz DelicanMSc Student, Yavuz Delican

Implementation of Implementation of Multivalued Logic Multivalued Logic

Circuits (MVL), Using Circuits (MVL), Using Current Mode CMOS Current Mode CMOS

circuitscircuits 3(ternery) or more logic levels3(ternery) or more logic levels Comparison with binary:Comparison with binary:

Pros:Pros: Less number of transistors (smaller area) and Less number of transistors (smaller area) and less less

interconnections required to implement same functioninterconnections required to implement same function Faster (if current mode is used)Faster (if current mode is used)

Cons:Cons: Static power dissipationStatic power dissipation Smaller noise marginSmaller noise marginss Level restoration requiredLevel restoration required

Implementation of MVL, Implementation of MVL, Using Current Mode Using Current Mode

CMOS circuitsCMOS circuits Gate library for Current Mode combinational logic Gate library for Current Mode combinational logic

has been developed.has been developed. Arithmetic units such as full adder and multiplier Arithmetic units such as full adder and multiplier

circuits has been desicircuits has been desiggned.ned. Presently we are trying to design sequential MVL Presently we are trying to design sequential MVL

circuits such as flip flops & counterscircuits such as flip flops & counters And, at the same time, trying to optimize and find And, at the same time, trying to optimize and find

simpler circuits for the sequential MVL.simpler circuits for the sequential MVL.

Design of high frequency, Design of high frequency, high order active filters high order active filters

using Current Mode using Current Mode CMOS circuitsCMOS circuits

New CCII circuits with higher frequency New CCII circuits with higher frequency bandwidth bandwidth (above 1GHz), lower input resistance and higher (above 1GHz), lower input resistance and higher voltage swing, has been developed.voltage swing, has been developed.

Presently we are trying to design high order-high Presently we are trying to design high order-high frequency filtersfrequency filters, by using these CCII components,, by using these CCII components, for realistic applicationsfor realistic applications

Calculating the noise figures and dynamic ranges of Calculating the noise figures and dynamic ranges of the new circuits and see if they are suitable for real the new circuits and see if they are suitable for real applications.applications.

Recent PublicationsRecent PublicationsJurnal Papers:Jurnal Papers:

Turgay Temel, Turgay Temel, Avni MorgulAvni Morgul, Nizamettin Aydin; “, Nizamettin Aydin; “Signed Signed Higher-Radix Full-Adder Algorithm and Implementation Higher-Radix Full-Adder Algorithm and Implementation with Current-Mode Multi-Valued Logic Circuitswith Current-Mode Multi-Valued Logic Circuits”, IEE Proc.-”, IEE Proc.-Circuits Devices & Syst., Vol. 153, No. 5, pp:489-496, October Circuits Devices & Syst., Vol. 153, No. 5, pp:489-496, October 2006.2006.

Avni MorgulAvni Morgul, Turgay Temel; , Turgay Temel; ““Current-mode level Current-mode level restoration: circuit for multi-valued logicrestoration: circuit for multi-valued logic”,”, IEE Electronic IEE Electronic Letters, Vol.41 No.5, pp:230-240. 3rd March. 2005Letters, Vol.41 No.5, pp:230-240. 3rd March. 2005

Turgay Temel and Turgay Temel and Avni MorgülAvni Morgül, , ““Implementation of Multi-Implementation of Multi-Valued Logic Gates Using Full Current-Mode CMOS Valued Logic Gates Using Full Current-Mode CMOS circuitscircuits””, Analog Integrated Circuits and Signal Processing, , Analog Integrated Circuits and Signal Processing, No:39,pp:191-204, Apr. 2004No:39,pp:191-204, Apr. 2004

Turgay Temel, Turgay Temel, Avni MorgulAvni Morgul; ; ““Implementation of multi-Implementation of multi-valued logic, simultaneous literal operations with full valued logic, simultaneous literal operations with full CMOS current-mode threshold circuitsCMOS current-mode threshold circuits”,”, IEE Electronic IEE Electronic Letters, Vol.38 No.4, pp:160-161. 14th Feb. 2002Letters, Vol.38 No.4, pp:160-161. 14th Feb. 2002

Recent PublicationsRecent Publications

Conference Papers:Conference Papers: Ugur Cini, Ugur Cini, Avni MorgulAvni Morgul and Mustafa Aktan, “ and Mustafa Aktan, “Design of a Design of a

Current-Mode Multi-Operand Adder Using Signed Digit Current-Mode Multi-Operand Adder Using Signed Digit ArithmeticArithmetic”, International Workshop on Analog VLSI Design ”, International Workshop on Analog VLSI Design 2008 July 30-August 1, 2008 (Accepted)2008 July 30-August 1, 2008 (Accepted)

Emre Arslan, Emre Arslan, Avni MorgülAvni Morgül, “, “Wideband, Self-Biased CMOS Wideband, Self-Biased CMOS CCIICCII”, The fourth conference on Ph.D. Research in ”, The fourth conference on Ph.D. Research in Microelectronics and Electronics (Prime 2008), Istanbul; TurkMicroelectronics and Electronics (Prime 2008), Istanbul; Turkiiyyee, , 22-25 June 2008 22-25 June 2008

Avni MorgülAvni Morgül, Fatma Sarıca; “, Fatma Sarıca; “Optimization of Current Mode Optimization of Current Mode Multivalued Logic CircuitsMultivalued Logic Circuits”, GAP V. ”, GAP V. Engineering CongressEngineering Congress ProceedingsProceedings, s:521-525, 26-28 Nisan 2006, Şanlıurfa, Türkiye , s:521-525, 26-28 Nisan 2006, Şanlıurfa, Türkiye

A. MorgülA. Morgül, T. Temel, “, T. Temel, “A New Level Restoration Circuit For A New Level Restoration Circuit For Multi-Valued LogicMulti-Valued Logic”, International Symposium on Circuit and ”, International Symposium on Circuit and Systems, ISCAS’2004, pp:II-649-652, Vancouver, Canada, 23–26 Systems, ISCAS’2004, pp:II-649-652, Vancouver, Canada, 23–26 May 2004May 2004