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THE DEVELOPMENT OF NEW METODOLOGIESFOR THE ANALYSIS AND OPTIMAL
DESIGN OF MULTILAYER SPIRAL INDUCTORSUSED IN RADIOFREQUENCY APPLICATIONS
Project manager:Associate Professor, Dr.Eng.Ec. Claudia PĂCURARProject members:Associate Professor, Dr.Eng.Ec. Adina RĂCĂȘANAssistent, Dr.Eng. Claudia CONSTANTINESCUPhD, Eng. Flaviu POPStudent, Sergiu ANDREICA
“PRO INVENT” RESEARCH CONFERENCE–24.03.2016
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The Aim of Project
The development of new methodologies for analysis and optimal design of multilayer spiral inductors used in radiofrequency applications in general,
respectively in biomedical applications in particular
Two research directions
The development, implementation and
validation of a softwarepackage for analysis and
optimal design of multilayer spiral inductors in high
frequency, the APOBSIF Software Package
The building of a stand of design, optimization,
construction, testing and validation of
integrated circuits, the POCT Stand
Project Executive Summary
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Objectives and Activities
Year Specific Objectives Associate Activities Fulfilled
2015
The analysis, modeling andsimulation of the multilayerspiral inductors foridentifying, highlighting andanalyzing the effects andphenomena that occur withthe transition of theirimplementation from onelayer to the realization onseveral layers in order toestablish the advantages anddisadvantages of using themultilayer spiral inductorscompared with on one layer
The systematic study of scientificliterature in the research field 100%
The design of a set of multilayer spiralinductors with different shapes,dimensions and configurations
100%
The analysis, numerical and analyticalmodeling and functional simulation ofthe set of designed inductors in the1-20 GHz frequency domain
100%
The identifying, highlighting andanalysis of the effects and phenomenathat occur with the transition frommonolayer to multilayer spiralinductors
100%
The establish of the advantages anddisadvantages for the use of multilayerspiral inductors
100%
The valorization and dissemination ofthe results through the publication ofscientific papers
100%
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Year Specific Objectives Associate Activities
2016
The development of new techniques toreduce parasitic effects that occur with thetransition from monolayer spiral inductorsto the multilayer spiral inductors on whichwill based on the development andimplementation of an optimal designalgorithm aimed to find the optimalgeometric configuration of the conductorsdisplacement that forms the multilayerspiral inductor in order to minimize theseparasitic effects
The development of techniques toreduce parasitic effects dependingon the material properties used toconstruct multilayer spiralinductors
The development of newtechniques to reduce parasiticeffects depending on theconfiguration of geometricdisplacement of the conductorsthat are forming multilayer spiralinductors
The design, development,implementation, verification andvalidation of an optimal designalgorithm for finding the optimalgeometric configuration of theconductors displacement that areforming multilayer spiral inductorto minimize these parasitic effects
Objectives and Activities
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Objectives and ActivitiesYear Specific Objectives Associate Activities
2016
The development of newanalytical formulas of highaccuracy to calculate theinductance and the qualityfactor of the multilayerspiral inductors necessaryto design, development,implementation,verification and validationof algorithms for analysisand multi-objective optimaldesign of high precisionfor complex structures
The development of new analytical formulas of highaccuracy for multilayer spiral inductors inductancecalculation
The development of new analytical formulas of highaccuracy for multilayer spiral inductors electricalparameters calculation
The development of new high accuracy analytical formulasfor multilayer spiral inductors quality factor calculation
The design, development, implementation, testing andvalidation of algorithms for high-frequency analyzing ofmultilayer spiral inductors
The design, development, implementation, testing andvalidation of an optimization algorithm for multilayer spiralinductors configuration in order to achieve maximuminductance
The design, development, implementation, testing andvalidation of an optimization algorithm for multilayer spiralinductors configuration in order to achieve maximumquality factor
The valorization and dissemination of the results throughthe publication of scientific papers in journals and throughparticipation at prestigious international conferences in theresearch field
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Objectives and Activities
Year Specific Objectives Associate Activities
2017
The design, development, implementation,testing and validation of an integratedsoftware package dedicated to highfrequency analysis and optimal design ofspiral inductors using a powerful compiler,Microsoft Visual C #, bringing together theanalysis and optimal design algorithms
The integration of the calculationand optimal design algorithms intoan integrated software package
The design of the graphicalinterface, materials library, pre andpost-processing modules,
installation kit and help
The verification and validation ofthe software package bycomparing to other similarapplications
Experimental test and validation ofsoftware package
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Objectives and Activities
Year Specific Objectives Associate Activities
2017
The practical constructionof monolayer andmultilayer spiral inductors,the verification and testingfor the use in RFapplications in general,respectively in biomedicalapplications in particular
Optimal design of a variety range of monolayer andmultilayer spiral inductors using our own softwarepackage
The practical construction of the designed monolayerand multilayer spiral inductors
The verification and testing of the spiral inductorsconstructed for use in radio frequency applications ingeneral, and in particular biomedical applications
The experimental testing of spiral inductorsconstructed by specific experimental measurements
The valorization and dissemination of the resultsthrough the publication of scientific papers in journalsand through participation at prestigious internationalconferences in the research field
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Milestones
Monolayer spiral inductors Multilayer spiral inductors
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Challenges
HF Inductance
HF Quality factor
Analysis
Mono/Multilayer spiral inductors Modeling
Simulation
Effects
Phenomena
Parasitic parameters
CIBSOC Software ProgramABSIF Software Program
ANSYS-Maxwell 3DANSYS-HFSS
ANSYS-Q2D/Q3D Extractor
New techniques to reduce parasitic effectsNew analytical formulas of high accuracy
APOBSIF Software Package
POCT Stand
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ResultsEffects and phenomena
Monolayer spiral inductors Multilayer spiral inductors
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Results
Effects and phenomena
Monolayer spiral inductors Multilayer spiral inductors
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Results
Inductance vs frequency
0.00
50.00
100.00
150.00
200.00
250.00
300.00
350.00
1 2 3 4 5 6 7 8 9 10
Inducta
nce [
nH
]
Number of layers
Inductance vs number of layers
Square spiral inductorInductance vs number of turns
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Results
Inductance vs number of turns
0.00
50.00
100.00
150.00
200.00
250.00
1 2 3 4 5 6 7 8 9 10
Inducta
nce [
nH
]
Number of layers
Inductance vs number of layers
Circular spiral inductor
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Results
The delivered results in 2015
Results provided in the project implementation plan
Delivered results in 2015
1 article published in BDI or ISI Journal
1 article published in BDI Journal
2 articles accepted to be published inISI Journal in 2016
1 paper to 1 international conference 2 papers to 1 international conference
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LPKF ProMask consumable set
2015
UV Exposer Unity
1 320 eur
LPKF ProLegend consumable set
880 eur
Convection oven
Equipments bought from the TE Project Budget
800 eur
1 100 eur
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Next steps
The parasitic effects reduction
Parasitic effects analysisParasitic parameters extractionNew techniques to reduce parasitic effectsNew techniques to reduce parasitic parametersNew optimal design algorithm aimed to find theoptimal geometrical configuration of theconductors displacement in order to minimizethese parasitic effects.
New analytical formulas of high accuracy for HF inductance and quality factorcomputation
New algorithms for analysis and multi-objective optimal design of highprecision for complex structures
New integrated software package dedicated to high frequency analysis andoptimal design of mono/multilayer spiral inductors bringing together theanalysis and optimal design algorithmsThe POCT Stand for practical construction, verificationand test of the monolayer and multilayer spiral inductors
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LPKF Plotter ProtoMat S 103 LPKF MultiPress S
Equipments wanted to be bought from the TE Project Budget
2016 2017
Dust extractorAccesories and
consumable
Automatic hydraulics32 620 eur
2 820 eur
21 000 eur
1 700 eur
Microscope
Sta
tus
Lig
ht
2 560 eur
620 eur
Compressor 50 l
880 e
ur
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Thank you for your attention!!!
Contact:Associate Professor, Dr.Eng.Ec. Claudia PĂCURARTechnical University of Cluj-NapocaFaculty of Electrical EngineeringDepartment of Electrotechnics and Measurements26-28, G. Baritiu Street, 400027Office: A11Phone: +40-264-401468; +40-742-047447
e-mail: [email protected]
