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| Number | Title | Issue Date |
| 7216075 | Speech recognition method and apparatus with noise adaptive standard pattern In a speech recognition method, at least two standard feature vector series having different signal-to-noise ratios (SNRs) are prepared in advance for each category. Then, an SNR is calculated from an input speech signal, and a noise adaptive standard feature vector... | 05/08/2007 |
| 7131808 | Retaining wedge for concrete forms A retaining wedge for concrete forms has a tapered body of generally trapezoidal or triangular configuration. Oppositely diverging side edges of the body are provided with alternating peaks and valleys so as to present a number of detent-like depressions that encour... | 11/07/2006 |
