Patent · US Expired

Audio and video signals recording apparatus having signal format detecting function

US6483988B1 · kind B1 · utility

2Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 1999
Grant dateNov 19, 2002
Priority date
Expiry dateOct 20, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/8063
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A recording apparatus capable of recording an audio signal on a recording medium without introducing a deterioration in sound quality. When a digital audio signal input to a digital audio input terminal has a predetermined signal form, the digital audio signal is recorded on the recording medium instead of an analog audio signal input to an analog audio input terminal.

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