On Balanced Tradeoffs between Stiffness and Design Area in CMOS-MEMS Accelerometer Springs

Benito Granados-Rojas, Mario Alfredo Reyes-Barranca, Luis Martin Flores-Nava, Griselda Stephany Abarca-Jimenez, Miguel Angel Aleman-Arce, Yesenia Eleonor Gonzalez-Navarro

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This work shows the application of an evolutionary algorithm to find a balanced tradeoff between the design area occupied by the layout of a metal folded beam spring and its stiffness, in CMOS-MEMS inertial sensor developments.CMOS-MEMS is the set of techniques aiming to integrate micro-electromechanical structures with a variety of purposes ranging from purely capacitive to thermal and radiation-sensitive applications within the metal and semiconductor layers found in most CMOS standard fabrication processes. This integration allows to create monolithic systems where transducers and signal processing stages coexist.The algorithm used to analyze the mentioned relations can be characterized as a genetic algorithm with three variables and two objectives functions, since these two objective (goals) are in conflict, the acquisition and discussion of results will be driven by the Pareto Optimality criteria. The solutions given by the execution of the algorithm may be taken as a start point to fine-Tune the final design according to the designer preferences.

Original languageEnglish
Title of host publication2020 17th International Conference on Electrical Engineering, Computing Science and Automatic Control, CCE 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728189871
DOIs
StatePublished - 11 Nov 2020
Event17th International Conference on Electrical Engineering, Computing Science and Automatic Control, CCE 2020 - Virtual, Mexico City, Mexico
Duration: 11 Nov 202013 Nov 2020

Publication series

Name2020 17th International Conference on Electrical Engineering, Computing Science and Automatic Control, CCE 2020

Conference

Conference17th International Conference on Electrical Engineering, Computing Science and Automatic Control, CCE 2020
Country/TerritoryMexico
CityVirtual, Mexico City
Period11/11/2013/11/20

Keywords

  • CMOS-MEMS
  • EMOO
  • Genetic Algorithm
  • Inertial Sensor
  • MEMS
  • Stiffness

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