Patent · US Active

Operational transconductance amplifier circuit including active inductor

US12323115B2 · kind B2 · utility

0Cited by
6References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 2021
Grant dateJun 3, 2025
Priority date
Expiry dateNov 9, 2043

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F2203/45644
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

An amplifier circuit comprises a first unit circuit and a second unit circuit. The first unit circuit may include a first current mirror circuit that includes a first active inductor including a P-channel transistor, and a first input circuit configured to generate a first differential current and a second differential current based on a pair of differential input signals. The second unit circuit may include a second current mirror circuit that includes a second active inductor including a P-channel transistor, and a second input circuit configured to generate a third differential current and a fourth differential current based on the pair of differential input signals.

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