Patent · US Expired

Electromagnetic noise suppression device

US6819572B2 · kind B2 · utility

5Cited by
13References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 3, 2003
Grant dateNov 16, 2004
Priority date
Expiry dateMar 3, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/3011
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Briefly, in accordance with one embodiment of the invention, an electromagnetic interference (EMI) reduction device may include a circuit and at least one heatsink. The circuit may include analog devices coupled to reduce EMI signals received by the heatsink. The devices may be specifically adapted to substantially invert or phase-shift by 180° the EMI signals received by the heatsink.

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