Patent · US Expired

RFID tag with a quadrupler or N-tupler circuit for efficient RF to DC conversion

US6859190B2 · kind B2 · utility

23Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 2003
Grant dateFeb 22, 2005
Priority date
Expiry dateSep 8, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06K19/0723
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A multistage voltage multiplying circuit for single chip passive RF tags is provided, wherein the parasitic capacitance of the diodes of each stage of the voltage multiplying circuit is much less than the parasitic capacitance of the diodes of the preceding stage.

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