Research Interests

​My main research interest is on analog ic design, but it also includes embedded systems, consumer electrocnics and health care electronic systems. 


Selected Publications

  • Design of a Programmable Gain Amplifier (PGA) for Bluetooth Low Energy (BLE) in 0.13 um CMOS
    JÚNIOR, ISAÍAS DE SOUSA BARBOSA; SILVERIO FREIRE, RAIMUNDO CARLOS ; PROCOPIO VENUTO, EDELS...
    JICS. JOURNAL OF INTEGRATED CIRCUITS AND SYSTEMS, (2020)
  • A low-cost hysteresigraph for plotting magnetization curve and characterizing of toroidal ferromagnetic cores using...
    DE MORAES, TARCISIO OLIVEIRA ; FREIRE, RAIMUNDO CARLOS SILVERIO ; DE SOUSA BARBOSA, ISAIAS...
    2nd International Symposium on Instrumentation Systems, Circuits and Transducers..., (2017)

Education Profile

​B.Sc., Electrical Engineering, UFPI, Teresina, Brazil, 2015;
M.Sc., Electrical Engineering - Electronics/Telecommunications, UFCG, Campina Grande, Brazil, 2020. 


Professional Profile

​2018-2019: Analog IC design trainee, CI-BRASIL (USP), São Paulo, Brazil;
2019-2020: Analog IC design instructor, CI-BRASIL (USP), São Paulo, Brazil;
2016-2018/2019-2020: Masters Student, UFCG, Campina Grande, Brazil;
2020-2023: PhD Student, KAUST, Thuwal, Saudi Arabia. 


Scientific and Professional Memberships

​Institute of Electrical and Electronics Engineers (IEEE)