×

Voice and data multiplexer system

  • US 4,809,271 A
  • Filed: 11/13/1987
  • Issued: 02/28/1989
  • Est. Priority Date: 11/14/1986
  • Status: Expired due to Fees
First Claim
Patent Images

1. A system in which two stations are respectively provided with telephones and data terminal means such that a voice and data are multiplexed for communication between said two stations, each said station comprising:

  • means for converting voice signals inputted from said telephone into a plurality of kinds of predetermined voice parameters;

    means connected to said converting means for outputting a signal representing a transmission mode determined on the basis of a predetermined parameter of said voice signals;

    means for extracting from data to be transmitted from said data terminal data having a length according to said transmission mode signal;

    means connected to said converting means for selecting at least one of said plurality of voice parameters according to said transmission mode signal; and

    means connected to said extracting means and said selecting means for editing a mode indicator indicating said transmission mode, the selected voice parameter, and the extracted data into a transmission block format accordion to said transmission mode signal.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×