US PATENT SUBCLASS 379 / 88.08
.~ Message signal analysis

Current as of: June, 1999
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379 /   HD   TELEPHONIC COMMUNICATIONS

67.1  DF  AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS {13}
88.08.~ Message signal analysis {2}
88.09  DF  .~.~> Statistical analysis (e.g., time, date, length of message, etc.)
88.1  DF  .~.~> Including data compression

DEFINITION

Classification: 379/88.08

Message signal analysis:

(under subclass 67.1) Audio message storage, retrieval, or synthesis system wherein the audio message signal is examined.