Patent · US Expired

Signal encoding apparatus

US5197087A · kind A · utility

10Cited by
6References
4Claims
0Family size

Inventors

Key dates

Filing dateJul 18, 1990
Grant dateMar 23, 1993
Priority date
Expiry dateJul 18, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M7/3053
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A signal encoding apparatus for cutting out blocks of an input signal waveform at a predetermined time interval and converting the in-block signal by mutually independent conversion axes for encoding, wherein the waveform cutting block length along the time axis is changed according to the input signal.

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