CLIPPED SPEECH-LINEAR PREDICTIVE CODING SPEECH PROCESSOR

Patent №

US 4,477,925

Granted

1984-10-16

Filed 1981

Owner

NCR CORPORATION, A CORP OF MD

Lab

AI components

4

ml · nlp · speech · hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

06329776

The present invention relates to a speech recognition system and the method therefor, which analyzes a sampled clipped speech signal for identifying a spoken utterance. An input signal representative of the spoken utterance is passed through a clipper to generate a clipped input signal. A sampler generates a plurality of discrete binary values, each discrete binary value corresponding to a sample value of the clipped input signal. A processor then analyzes the plurality of sample values thereby identifying the spoken utterance. Analysis includes determining linear prediction coefficients of the autocorrelation function of speech utterences.

AI classification

Speech1.00
Natural language0.98
Machine learning0.94
AI hardware0.82
Planning0.01
Vision0.00
Evolutionary computation0.00
Knowledge representation0.00

Ownership

NCR CORPORATION, A CORP OF MD

assignment · 39520775

Assignors

AVERY, JAMES M., HOYER, ELMER A.

On an employer assignment, the assignors are typically the inventors.

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