Patent · US Active

Digital circuit for correcting mismatched IQ signals in a baseband receiver

US11711248B1 · kind B1 · utility

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1References
4Claims
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Key dates

Filing dateMar 8, 2022
Grant dateJul 25, 2023
Priority date
Expiry dateMar 8, 2042

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L27/3863
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A digital circuit in a baseband receiver to compensate for the IQ mismatch by aligning the amplitude of Ĩ with {tilde over (Q)} and by aligning the phase of {tilde over (Q)} to be 90 degrees away from Ĩ.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.