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Scheduled internet protocol telephone instrument system

  • US 6,556,564 B2
  • Filed: 02/08/2001
  • Issued: 04/29/2003
  • Est. Priority Date: 02/08/2000
  • Status: Expired due to Term
First Claim
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1. A communications instrument for communicating over a computer network, comprising:

  • a network interface for attachment to said computer network;

    a voice digitization subsystem, wherein said voice digitization subsystem is operable to convert voice data received from a user into a plurality of digitized voice samples;

    a sample packetization subsystem, wherein said sample packetization subsystem is operable to organize at least a portion of said plurality of digitized voice samples into at least one data packet; and

    a scheduled transmission subsystem, wherein said transmission subsystem is operable to transmit said at least one data packet through said network interface in accordance with a time schedule, wherein said time schedule defines a point in time within a schedule interval at which said scheduled transmission subsystem begins transmission of said at least one data packet, wherein said schedule interval repeats periodically, and wherein said scheduled transmission subsystem is further operable to determine a start time of said schedule interval in response to receipt of a heartbeat packet by said communications instrument from said computer network.

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