Patent · US Expired

MTS test signal generator

US4736427A · kind A · utility

2Cited by
1References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 14, 1986
Grant dateApr 5, 1988
Priority date
Expiry dateOct 14, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N17/00
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An instrument for testing the multichannel sound circuits of a television receiver provides a plurality of discrete test signals respectively consisting of a carrier sine wave modulated with an audio frequency sine wave having an amplitude and phase which matches the MTS encoding formula.

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