2.32-V Peak-To-Peak Carrier-Based IR-UWB Transmitter for High-Density on-Cortex Neural Recorder Implants in 28Nm CMOS Technology

  • Esmaeil Ranjbar Koleibi
  • , Reza Bostani
  • , Mahziar Serri Mazandarani
  • , Amirhossein Askarian
  • , Konin Koua
  • , Marc Andre Tetrault
  • , Sebastien Roy
  • , Frederic Nabki
  • , Benoit Gosselin
  • , Rejean Fontaine

Research output: Contribution to Book/Report typesContribution to conference proceedingspeer-review

4 Citations (Scopus)

Abstract

This paper presents a carrier-based impulse radio ultra-wideband (IR-UWB) transmitter, tailored explicitly for oncortex implants and seizure forecasting applications, utilizing advanced 28 nm HPC TSMC CMOS technology. The compact design occupies 0.043 ~mm2, ensuring suitability for integration within a 1 ~mm2, 49-channel neural recorder. Operating with a pulse repetition frequency of 770 MHz and a central frequency of 4.8 GHz, the transmitter is designed to achieve a high output energy of 500 pJ per bit. Despite its low voltage operation, boasting a supply voltage of 1.2 V, the transmitter delivers an output peak-to-peak differential voltage amplitude (Vp p) of 2.32 V. The high output voltage amplitude is achieved using an innovative antenna driver, enhancing energy efficiency per bit by up to 9. 8 %. This results in a competitive figure of merit of 2.98 ~W /(Hz ċ J ċ mm2).

Original languageEnglish
Title of host publication2025 IEEE 16th Latin American Symposium on Circuits and Systems, LASCAS 2025 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798331522124
DOIs
Publication statusPublished - 2025
Event16th IEEE Latin American Symposium on Circuits and Systems, LASCAS 2025 - Bento Goncalves, Brazil
Duration: 25 Feb 202528 Feb 2025

Publication series

Name2025 IEEE 16th Latin American Symposium on Circuits and Systems, LASCAS 2025 - Proceedings

Conference

Conference16th IEEE Latin American Symposium on Circuits and Systems, LASCAS 2025
Country/TerritoryBrazil
CityBento Goncalves
Period25/02/2528/02/25

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

!!!Keywords

  • 28 nm technology
  • IR-UWB transmitter
  • carrier-base pulse generator
  • high energy efficiency
  • low-voltage operation
  • on-cortex implants
  • seizure forecasting

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