Patent · US Expired

Recording/playback apparatus

US7148853B2 · kind B2 · utility

1Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 12, 2005
Grant dateDec 12, 2006
Priority date
Expiry dateApr 12, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K1/165
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A recording/playback apparatus which accommodates in a cassette shell a recording medium and which performs recording and/or playback with respect to the recording medium cassette provided with a cassette-side antenna connected to an in-cassette memory recording information regarding recording contents or the like. The apparatus includes an apparatus side antenna for effecting communication through the in-cassette memory and the cassette-side antenna, wherein an electric wave transmission portion is formed in the portion of the cassette holding member opposed to the cassette-side antenna, and wherein the apparatus-side antenna is arranged in correspondence with the electric wave transmission portion.

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