All Stories

  1. On the Network Characterization of Nano-Satellite Swarms

    Article • July 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  2. Fair Network Division of Nano-satellite Swarms

    Article • June 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  3. Scalable Modular Beamformers for Energy-Efficient MIMO Applications Using Correlation Technologies

    Article • April 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  4. Effective AM/AM and AM/PM curves derived from EVM simulations or measurements on constellations

    Article • June 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  5. Energy-Efficient RF-Optics Multi-Beam Systems Using Correlation Technologies: Toward Hybrid GaN-FDSOI Front-End-Modules

    Article • April 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  6. Analysis of Clock Signals Imperfections and their Impact on an N-path Frequency Down-converter

    Article • April 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  7. Correlation Technologies for OTA Testing of mmWave Mobile Devices Using Energy Metrics

    Article • January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  8. N-path frequency down-converter modeling and experimental operating principle validation

    Article • November 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  9. Design and optimization of multielement antennas and RF circuits for beamforming with a reduced number of RF Front-ends

    Article • August 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  10. Enhancement of the Multipactor Threshold Inside Nonrectangular Iris

    Article • IEEE Transactions on Electron Devices, March 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  11. New multipactor dynamics in presence of dielectrics

    Article • Physics of Plasmas, September 2017, American Institute of Physics

    Mr Jacques B Sombrin

  12. Volterra-based modeling of traveling wave tube amplifier for system level simulation

    Article • April 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  13. Cross-correlation method measurement of error vector magnitude and application to power amplifier non-linearity performances

    Article • December 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  14. Linearity characterization of RF circuits through an unequally spaced multi-tone signal

    Article • December 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  15. A Multi-Tone Load Pull measurement system for on-wafer characterization of microwave power transistors

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  16. Linearity characterization of GaN HEMT technologies through innovative on-wafer multi-tone load-pull measurements

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  17. 2.4GHz patch antenna arrays suitable for Remotely Piloted Aircraft Systems

    Article • April 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  18. Higher dynamic measurement of antenna passive intermodulation products, using ray optics

    Article • April 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  19. Stacked patch antennas appropriate for remotely piloted aircraft applications

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  20. Continuous-time modeling of a Traveling-Wave Tube amplifier

    Article • October 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  21. A test set-up for the analysis of multi-tone intermodulation in microwave devices

    Article • December 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  22. Memristors as non-linear behavioral models for passive inter-modulation simulation

    Article • October 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  23. Memristors as non-linear behavioral models for passive inter-modulation simulation

    Article • October 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  24. Relaxation of the multicarrier passive intermodulation specifications of antennas

    Article • April 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  25. Multicarrier Passive Inter-Modulation Prediction from 2-Carrier Measurements

    Article • October 2013, American Institute of Aeronautics and Astronautics (AIAA)

    Mr Jacques B Sombrin

  26. Discontinuity at origin in Volterra and band-pass limited models

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  27. Time domain envelope characterization of power amplifiers for linear and high efficiency design solutions

    Article • April 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  28. Non-analytic at the origin, behavioral models for active or passive non-linearity

    Article • International Journal of Microwave and Wireless Technologies, March 2013, Cambridge University Press

    Mr Jacques B Sombrin

  29. Multi-Beam Reflector Antenna System Combining Beam Hopping and Size Reduction of Effectively Used Spots

    Article • IEEE Antennas and Propagation Magazine, April 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  30. Optimization criteria for power amplifiers

    Article • International Journal of Microwave and Wireless Technologies, February 2011, Cambridge University Press

    Mr Jacques B Sombrin

  31. Multiport-Amplifier-Based Architecture Versus Classical Architecture for Space Telecommunication Payloads

    Article • IEEE Transactions on Microwave Theory and Techniques, December 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  32. Recent developments in feed array for Ka-band FAFR antenna

    Article • November 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  33. Accurate characterization of intermodulation noise in multi carrier wide band power amplifiers based on a digital synthesis of pseudo noise gaussian stimuli

    Article • Annals of Telecommunications, June 2006, Springer Science + Business Media

    Mr Jacques B Sombrin

  34. On the effective diffusion length for microwave breakdown

    Article • IEEE Transactions on Plasma Science, April 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  35. Multi-Port Amplifier Operation for Ka-band Space Telecommunication Applications

    Article • January 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  36. A MULTIPACTOR THRESHOLD IN WAVEGUIDES: THEORY AND EXPERIMENT

    Article • January 2005, Springer Science + Business Media

    Mr Jacques B Sombrin

  37. Finite-Element Modeling for the Design Optimization of Microwave Filters

    Article • IEEE Transactions on Magnetics, March 2004, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  38. Simplified design of microwave filters with asymmetric transfer functions

    Article • October 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  39. New method for detection of multipaction

    Article • IEEE Transactions on Plasma Science, June 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  40. Approximation by Gegenbauer polynomials in the study of a rectangular ridged waveguide. Application to the analysis of a waveguide septum polarizer

    Article • International Journal of Numerical Modelling Electronic Networks Devices and Fields, April 2003, Wiley

    Mr Jacques B Sombrin

  41. Simplified design of microwave filters with asymmetric transfer functions

    Article • January 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  42. Hybrid resonant modes of two-sided multipactor and transition to the polyphase regime

    Article • Physics of Plasmas, November 2002, American Institute of Physics

    Mr Jacques B Sombrin

  43. Packaged Millimeter Wave Thermal MEMS Switches

    Article • October 2001, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  44. Direct electromagnetic optimization of microwave filters

    Article • IEEE Microwave Magazine, March 2001, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  45. Integrated Millimeter-Wave Silicon Micromachined Filters

    Article • October 2000, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  46. Optimal Design of Solid State Multicarrier Power Amplifiers:

    Article • October 2000, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  47. Application of a Hybrid Method to Model Active Microwave Components and Circuits

    Article • October 2000, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  48. A Novel Experimental Noise Power Ratio Characterization Method for Multicarrier Microwave Power Amplifiers

    Article • June 2000, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  49. Radar “Sail” satellite concept and design

    Article • Acta Astronautica, May 2000, Elsevier

    Mr Jacques B Sombrin

  50. Application of the Finite Element Method to FET Model Parasitic Lumped Elements Extraction

    Article • October 1999, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  51. Linear and nonlinear FET modeling applying an electromagnetic and electrical hybrid software

    Article • IEEE Transactions on Microwave Theory and Techniques, June 1999, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  52. Direct electromagnetic optimisation method for microwave filter design

    Article • Electronics Letters, January 1999, the Institution of Engineering and Technology (the IET)

    Mr Jacques B Sombrin

  53. Neural network modeling and identification of nonlinear channels with memory: algorithms, applications, and analytic models

    Article • IEEE Transactions on Signal Processing, May 1998, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  54. Neural networks for modeling nonlinear memoryless communication channels

    Article • IEEE Transactions on Communications, July 1997, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  55. RADAR “SAIL” satellite concept

    Article • Acta Astronautica, November 1996, Elsevier

    Mr Jacques B Sombrin

  56. Synthèse et réalisation de filtres hyperfréquences à cavités bimodes ayant une réponse en fréquence dissymétrique

    Article • Annals of Telecommunications, May 1990, Springer Science + Business Media

    Mr Jacques B Sombrin

  57. Étude et réalisation de modulateurs et de démodulateurs directs quadriphases pour la régénération à bord des satellites relais

    Article • Annals of Telecommunications, May 1988, Springer Science + Business Media

    Mr Jacques B Sombrin

  58. High Carrier Rejection for a 3.7 to 4.2 GHz BPSK Modulator

    Article • October 1987, Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  59. High carrier rejection for a 3.7 to 4.2 GHz BPSK modulator

    Article • Electronics Letters, January 1987, the Institution of Engineering and Technology (the IET)

    Mr Jacques B Sombrin

  60. Neural network identification and characterization of digital satellite channels: application to fault detection

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  61. A new satellite repeater amplifier characterization system for large bandwidth NPR and modulated signals measurements

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  62. Extraction of coupling parameters for microwave filters: determination of a stable rational model from scattering data

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  63. Efficient simulation of NPR for the optimum design of satellite transponders SSPAs

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  64. Design and realization of a four pole elliptic microwave filter using low dielectric loaded cavities

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  65. Coupled Pade approximation-finite element method applied to microwave device design

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  66. A novel behavorial model of power amplifier based on a dynamic envelope gain approach for the system level simulation and design

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin

  67. Computer aided design of microwave equalizers using the real frequency method application to the design of high flow radar communications receiver

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Mr Jacques B Sombrin