Patent · US Active

Cartridge memory and control method for the same, cartridge, and recording and reproducing system

US11551715B2 · kind B2 · utility

3Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 2019
Grant dateJan 10, 2023
Priority date
Expiry dateOct 21, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q7/00
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A cartridge memory is a cartridge memory used in a recording medium cartridge and includes an antenna section that induces an induced voltage by means of electromagnetic induction, a load modulation section including a load whose magnitude is variable, and a control section that measures the induced voltage and controls the load modulation section on the basis of the measured induced voltage.

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