Hugo Puertas de Araújo has an extensive academic background including a PhD in Electrical Engineering from the University of São Paulo. He has over 15 years of professional experience working on integrated circuit design projects for applications such as smart cards, industrial sensors, and smart grid technologies. His research interests include using blockchain for IoT security and cryptography in embedded devices.

1. Hugo Puertas de Araújo
Curriculum Vitae

2. Hugo Puertas de Araújo
Curriculum Vitae
Personal data
Name: Hugo Puertas de Araújo
Birth date: 21/03/1975 – São Bernardo do Campo/SP – Brazil
RG: 23.893.099-3 SSP – SP – 23/02/1989
CPF: 178.498.188-57
CREA: 5060847166
Contact: hparaujo@gmail.com | Skype name: hparaujo
Academic graduation
2000 – 2004 PhD in Electrical Engineering
University of São Paulo, USP, São Paulo, Brazil
Title: Fabrication and characterization of Fabry-Perot filters for applications in
polarization-difference image acquisition
Year: 2004
Advisor: Sebastião Gomes dos Santos Filho (POLI / USP)
Key-words: Polarization-difference images (PDI), Light polarization, Birefringent thin films, Image acquisition
and processing systems, Microsystems
1998 – 2000 Master degree in Electrical engineering
University of São Paulo, USP, São Paulo, Brasil
Title: Simulation and characterization of Gate-Controlled Diodes for light radiation sensors
application
Year: 2000
Advisor: Sebastião Gomes dos Santos Filho (POLI / USP)
Key-words: Gate-Controlled Diode, Light sensor, Color sensor, Deep depletion, Simulation
1993 – 1997 Graduation in Electrical Engineering
University of São Paulo, USP, São Paulo, Brasil
Title: Characterization of Gate-controlled diode structures
Advisor: Sebastião Gomes dos Santos Filho (POLI / USP)
1990 – 1992 Technical College in Electroelectronics
Escola Técnica Estadual Lauro Gomes, ETE “LAURO GOMES”, Brasil
Complementary formation
2007 – 2007 Short-term course on Assura Verification Tools. (Workload: 24h).
Cadence Design Systems, Inc., CDN
2007 – 2007 Short-term course on Parasitic Extraction. (Workload: 16h).
Cadence Design Systems, Inc., CDN
2002 – 2002 Short-term course on Object-oriented Programming in Java. (Workload: 20h).
Laboratório de Sistemas Integráveis, LSI/USP, Brasil
1991 – 1991 Short-term course on CLP Programming. (Workload: 40h).
Maxitec S/A Automação Industrial, MAXITEC, São Paulo, Brasil
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3. Professional actuation
1. Associação do Laboratório de Sistemas Integráveis Tecnológico – LSI-TEC
____________________________________________________________________________
Institutional affiliation
2009 – Today Role: Applications Engineering Manager
Other information:
Project management; Technical contact person for customers and suppliers; Project
specifications management; Technical feasibility analysis; Technical proposal presentation;
System architecture description.
2006 – 2009 Role: IC Designer
Other information:
Analog hardware designer and physical layout, Microelectronics processes specialist; Technical
contact person for customers and suppliers.
____________________________________________________________________________
Some projects
2015 – 2016 NFC communication Chip
Role: Project manager
Activities: Requirements identification; System specification; Architecture definition;
Documentation.
2014 – 2016 Smartcards Chip
Role: Project manager
Activities: Requirements identification; System specification; Architecture definition;
Documentation.
2014 – 2016 Control application Chip (inertial stabilization)
Role: Project manager
Activities: Requirements identification; System specification; Architecture definition;
Documentation.
2014 – 2015 Inductive sensor Chip for industrial applications
Role: Project manager
Activities: Requirements identification; System specification; Architecture definition;
Documentation.
2012 – 2015 Energy quality measurement Chip. Smartgrid application
Role: Coworker
Activities: Requirements identification
2. Escola Politécnica of University of São Paulo – POLI/USP
____________________________________________________________________________
Institutional affiliation
1999 – 1999 Role: PAE Intern (Programa de Aperfeiçoamento do Ensino – Teaching
Improvement Program)
Disciplines: Electric and Electronic engineering
____________________________________________________________________________
Activities
01/1999 – 06/1999 Internship
In-class support for teacher; Tests correction; Students monitoring.
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4. 3. Fundação Para o Desenvolvimento Tecnológico da Engenharia – FDTE
____________________________________________________________________________
Institutional affiliation
1994 – 1995 Role: Intern
Outras informações:
Manutenção de placas de circuito impresso; Utilização de softwares de controle industrial.
____________________________________________________________________________
Activities
09/1994 – 03/1995 Specialized technical service
PCB and equipment maintenance
03/1994 – 03/1995 Internship
PCB and equipment maintenance
Research lines
1. Blockchain technology for IoT application (active)
Objectives: Utilization of the Blockchain technology as a mean to ensure security and privacy in
applications such predictive maintenance, origin certification for equipment and goods; logistics
and tracking, etc.
Key-words: IoT – Internet of Things, Blockchain
Knowledge area: Electrical engineering; Software engineering
2. Cryptography for embedded devices (active)
Objectives: To ensure data security in machine-to-machine interactions using cryptographic
elements (circuits or software).
Key-words: Cryptography, Embedded devices
Knowledge area: Electrical engineering, Software engineering
3. Area allocation strategies in layouts for accurate matching control (closed)
Objectives: In integrated circuits design, matching between devices is of utmost importance to
ensure circuits performance.
Key-words: Layout, Integrated Circuits
Knowledge area: Electrical engineering
4. Reuse of analog layout in IC projects (closed)
Objectives: Study of project methodologies for analog circuit blocks reuse.
Key-words: Reuse, Integrated Circuits
Knowledge area: Electrical engineering
PRODUCTION
Bibliographic production
Book chapter already published
1. ARAÚJO, H. P.
Neocognitron In: Redes neurais artificiais: modelos em C (Artificial neural nets: models in C); ed. São
Paulo: Editora Suprema, 2003, p. 213-233.
2. ARAÚJO, H. P.
Neocognitron In: Redes Neurais Artificiais – Um curso teórico-prático para engenheiros e cientistas
(Artificial neural nets – A theoretical-practical course for engineers and scientists).1a
. ed. São Paulo: Editora
Suprema, 1999, p. 189-218.
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5. Work published in events (resume)
1. ARAÚJO, H. P.; SANTOS FILHO, Sebastião Gomes dos; VALLE, Márcio de Almeida
Characterization of Birefringent titania thin films deposited by DC sputtering; In: V Brazilian MRS Meeting,
2006, Florianópolis, SC., 2006.
Work published in events (expanded resume)
1. ARAÚJO, H. P.; SANTOS FILHO, Sebastião Gomes dos; VALLE, Márcio de Almeida
Birefringence characterization of TiO2 thin films deposited by DC Sputtering over tilted substrates; In: XIX
SBMicro – Microelectronics Technology and Devices, 2004, Porto de Galinhas – PE.
XIX International Symposium on Microelectronics Technology and Devices., 2004. v.2004-3. p.207 –
212.
2. ARAÚJO, H. P.; SANTOS FILHO, Sebastião Gomes dos
Polarization-difference Imaging Technique for Material Characterization: Algorithm and Some Applications;
In: XVII SBMicro – Microelectronics Technology and Devices, 2002, Porto Alegre – RS.
XVII International Conference on Microelectronics Technology and Devices, 2002. v.2002-8. p.285 –
292.
3. ARAÚJO, H. P.; SANTOS FILHO, Sebastião Gomes dos
Simulations of an Interference Thin-Film Filter Used as a Narrow-Band Polarizer; In: XVI SBMicro –
International Conference on Microelectronics and Packaging, 2001, Pirenópolis – GO.
XVI International Conference on Microelectronics and Packages, 2001. p.146 – 150.
4. ARAÚJO, H. P.; SANTOS FILHO, Sebastião Gomes dos
Electrical Simulations of Gate-Controlled Diodes in Order to Show their Feasibility as Luminous Radiation
Sensors; In: XV SBMicro – International Conference on Microelectronics and Packaging, 2000, Manaus –
AM.
XV International Conference on Microelectronics and Packaging, 2000. p.147 – 152.
5. ARAÚJO, H. P.
Um processo simples para a construção de células solares de silício; In: 4º Simpósio de iniciação científica
da Universidade de São Paulo, 1996, São Carlos.
4º Simpósio de iniciação científica da Universidade de São Paulo. São Paulo: Papírus Assessoria
Gráfica Ltda, 1996. v.2. p.167 – 167.
6. ARAÚJO, H. P.
Desenvolvimento de placas de aquisição de dados digitais e analógicos; In: 3º Simpósio de iniciação
científica da Universidade de São Paulo, 1995, São Carlos.
3º Simpósio de iniciação científica da Universidade de São Paulo. São Paulo: Oficina Editorial, 1995.
v.2. p.266 – 266.
Other bibliographic production
1. ARAÚJO, H. P.
Obtenção e caracterização de filtros Fabry-Perot para aplicação em aquisição de imagens de
diferença de polarização. Tese de Doutorado, 2004.
key-words: Polarization-difference imaging systems, Birefringent thin films, Interference Fabry-Perot filters
PhD Thesis
2. ARAÚJO, H. P.
Simulação e Caracterização de Diodos Controlados por Porta Visando a Fabricação de Sensores de
Radiação Luminosa. Dissertação de Mestrado, 2000.
key-words: Gate-controlled Diodes, Light Sensors, Simulations, Wavelength Filters, Color Sensor
Master degree dissertation
3. ARAÚJO, H. P.; GAVIOLI, M. C.
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6. Caracterização de estruturas diodo controlado por porta. Trabalho de conclusão de curso. 1998.
key-words: Gate-controlled Diode, Electrical characterization
Work for graduation conclusion
Technical Production
Unregistered software
1. ARAÚJO, H. P.; Cartago, 2004 – Language: Java; Function: Data filtering and image processing. Used
during PhD work.
2. ARAÚJO, H. P.; Polaris, 2004 – Language: Java; Function: Image processing. Used during PhD work.
3. ARAÚJO, H. P.; iRefrac, 2003 – Language: C; Function: Calculation of optical parameters for thin films.
Used during PhD work.
4. ARAÚJO, H. P.; SignusPro, 2002 – Language: C; Function: Image comparison. Used during PhD work.
5. ARAÚJO, H. P.; Sunfish, 2002 – Language: C; Function: Image comparison. Used during PhD work.
6. ARAÚJO, H. P.; Poisson, 1999 – Language: C; Function: Simulation of semiconductor junction in quasi-
static regimen (light incidence). Used during Master's work.
7. ARAÚJO, H. P.; Implion, 1997 – Language: C; Function: Ion-implantation simulation in Si. Used during
internship work.
Other technical productions
1. ARAÚJO, H. P.
Resistive structures for accurate gain control for Operational Amplifiers, 2006.
Key-words: Integrated resistors, Area allocation strategy, Accurate gain control, Operational amplifiers
Chip-test for research. Chip fabrication on X-FAB foundry.
2. ARAÚJO, H. P.; REIS, R. W.
LSI-GSIDE Chip Test 2002, 2002.
Key-words: IC photolitographic maskset, Chip-test
Chip-test for research. Chip fabrication on LSI / USP cleanroom.
3. ARAÚJO, H. P.
DCPMask´98, 1998.
Key-words: IC photolitographic maskset, Chip-test
Chip-test for research. Chip fabrication on LSI / USP cleanroom.
Patents
Requested Patent
1. PIRES, B. M.; KWON, J. H.; MENEZES, J. C. M.; ARAÚJO, H. P.; MORIMOTO, N. I.; SANTOS, R. M.;
PAIVA, T. H.; ISSA, V. A.; SANTANA, W. S.; FERMIANO, M. G.
Sistema e método de transmissão e recepção de sinais analógicos multicanal utilizando Redes de
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7. dados sem fios (wireless) conectados em Equipamentos Inteligentes (Smart devices), 2016. Category:
Process. Institution: INPI – Instituto Nacional da Propriedade Industrial. Country: Brazil. Nature: Patent for
Utility Model. Register number: BR1020160022355. Deposit date: 01/Feb/2016. Owner: Associação do
Laboratório de Sistemas Integráveis Tecnológico.
Additional information
Home-page: http://www.soundfly.com.br/. Role: Audio Broadcast via wireless.
Key-words: Audio Broadcast, Wireless network, Broadcast Server, Smartphone App
Events
Participation in events
1. Chip in Bahia – 30th Symposium on Microelectronics Devices and Technology, 2015, Salvador /
Brasil.
2. Chip in Aracaju – 29th Symposium on Microelectronics Devices and Technology, 2014, Aracaju /
Brasil.
3. Lecturer on 16o
. Congresso de Tecnologia – FATEC/SP, 2014, São Paulo / SP. (Congress)
Microeletrônica no Brasil: Atividades profissionais numa Design House.
4. Chip in Curitiba – 28th Symposium on Microelectronics Devices and Technology, 2013, Curitiba /
Brasil.
5. Chip in Brasília – 27th Symposium on Microelectronics Devices and Technology, 2012, Brasília /
Brasil.
6. Lecturer o II Semana de Tecnologia da Informação, 2009, Marília / SP. (Symposium)
Microeletrônica no Brasil: Desafios e Perspectivas no Projeto de Circuitos Integrados.
7. IP Based Electronic System Conference and Exhibition, 2008. (Congress)
8. Master's Conference, 2007. (Seminar)
9. Programa CPFL conhecer e crescer: Excelência em gestão para pequenas e médias empresas,
2006. (Seminar)
Key-words: Excellence fundamentals, Social responsibility, Management quality, Micro and small pequenas enterprises
10. Seminário de Medições e Controle de Processos de Fabricação por Hardware e Software, 2006.
(Seminar)
Key-words: Virtual instrumentation, Measurements, Fabrication process control, CLP, Software, LabView
11. Apresentação de Poster / Painel no(a) V Brazilian MRS Meeting 2006, 2006. (Congress)
Characterization of Birefringent titania thin films deposited by DC sputtering.
Key-words: Titanium dioxide, Optical and physical characterization, Birefringent thin films
12. II SEMINANOSOMA – Seminário internacional em nanotecnologia, sociedade e meio ambiente,
2005. (Seminar)
Key-words: Nanotechnology, Society, Environment
13. II WORKSHOP DE MICROSSISTEMAS, SENSORES E MICROFLUÍDICA, 2005. (Symposium)
Key-words: Microsystems, Sensors, Microfluidics
14. Nanotecnologia Top Down: Possibilidades e desafios, 2004. (Symposium)
Key-words: Nanotechnology, Top-Down
15. Workshop sobre Tecnologias para Microssistemas e Sensores, 2003. (Symposium)
Key-words: Microsystems, Sensors
16. Poster presentation on XVII International Conference on Microelectronics and Packaging, 2002.
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8. (Congress)
POLARIZATION-DIFFERENCE IMAGING TECHNIQUE FOR MATERIAL CHARACTERIZATION:
ALGORITHM AND SOME APPLICATIONS.
Key-words: Polarization-difference Imaging, Materials characterization, Algorithms
17. Lecturer on XVI International Conference on Microelectronics and Packaging, 2001. (Congress)
Simulations of an Interference Birefringent Thin-Film Filter Used as a Narrow-Band Polarizer.
Key-words: Interference filters, Birefringent thin films, Narrow-band polarizer, Simulations
18. Lecturer on XV International Conference on Microelectronics and Packaging, 2000. (Congress)
Electrical Simulations of Gate-Controlled Diodes in Order to Show their Feasibility as Luminous Radiation
Sensors.
Key-words: Gate-Controlled Diode, Electrical Simulations, Light sensor
19. Lecturer on Um processo simples para a construção de células solares de silício, 1996. (Simpósio)
4º. Simpósio de iniciação científica da Universidade de São Paulo.
Key-words: Solar cells, Silicon, Diffusion, Spin-on, PN Junction
20. Lecturer on 3º. Simpósio de iniciação científica da Universidade de São Paulo, 1995. (Symposium)
3º. Simpósio de iniciação científica da Universidade de São Paulo.
Key-words: Data acquisition, PCB, Digital and analog data
Other information
Training / Lectures ministered
1. Tutorial: Internet das Coisas: Oportunidades e Desafios (Internet of Things: Opportunities and
challenges) – Workload: 8h.
2. Tutorial: Aplicação da metodologia Scrum para gerenciamento ágil de projetos (Scrum
methodology application for agile project management) – Workload: 8h.
3. Tutorial: Fluxo misto (analógico e digital) de projeto de Circuitos Integrados (Mixed flow –
analog and digital – for Integrated Circuit design) – Workload: 12h.
4. Tutorial: Sistemas trifásicos de potência (Three-phase power systems) – Workload: 12h
5. Tutorial: Motores DC: Servomotor analógico, motor de passo e bruschless (DC motors:
analog servomotor, stepmotor and brushless motor) – Workload: 12h
6. Tutorial: Sensores: Integração de dados no controle de sistemas automáticos (Sensors: Data
integration on automated systems control) – Workload: 12h
7. Lecture – Microeletrônica no Brasil: Atividades Profissionais numa Design House
(Microelectronics in Brazil: Professional activities in a Design House); 16⁰ Congresso de
Tecnologia – FATEC São Paulo, 2014.
8. Lecture – Microeletrônica no Brasil: Desafios e Perspectivas no Projeto de Circuitos
Integrados (Microelectronics in Brazil: Challenges and perspectives in Integrated Circuits
design); II Semana da Tecnologia da Informação – UNIVEM (Universidade de Marília), 2009.
9. Tutorial: Processos de Microeletrônica e seus efeitos sobre o layout de Circuitos Integrados
(Microelectronics process and its effects on Integrated Circuits layout) – Workload: 12h
On-line courses (without certification)
1. Introduction to Systems Engineering – Coursera platform.
2. Introduction to Power Electronics – Coursera platform.
3. Neural Networks for Machine Learning – Coursera platform.
4. Modeling Engineered Systems – Coursera platform.
5. Winds, Waves & Tides: Alternative Energy Systems – Coursera platform.
6. Control of Mobile Robots – Coursera platform.
7. Bluemix essentials – IBM platform.
8. IBM Blockchain for developers – IBM platform.
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