Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9565507 | Destructive interference microphone | — | 2017-02-07 |
| 7451087 | System and method for converting text-to-voice | Richard P. Phillips | 2008-11-11 |
| 7127397 | Method of training a computer system via human voice input | — | 2006-10-24 |
| 7039178 | System and method for generating a simultaneous mixed audio output through a single output interface | Judith L. Weirauch | 2006-05-02 |
| 7031914 | Systems and methods for concatenating electronically encoded voice | — | 2006-04-18 |
| 6990450 | System and method for converting text-to-voice | Judith L. Weirauch, Richard P. Phillips | 2006-01-24 |
| 6990449 | Method of training a digital voice library to associate syllable speech items with literal text syllables | — | 2006-01-24 |
| 6990451 | Method and apparatus for recording prosody for fully concatenated speech | Richard P. Phillips | 2006-01-24 |
| 6907119 | Automated business directory assistance | Carl W. Pacheco | 2005-06-14 |
| 6871178 | System and method for converting text-to-voice | Judith L. Weirauch | 2005-03-22 |
| 6862568 | System and method for converting text-to-voice | — | 2005-03-01 |
| 6782365 | Graphic interface system and product for editing encoded audio data | — | 2004-08-24 |
| 6516299 | Method, system and product for modifying the dynamic range of encoded audio signals | — | 2003-02-04 |
| 6477496 | Signal synthesis by decoding subband scale factors from one audio signal and subband samples from different one | — | 2002-11-05 |
| 6463405 | Audiophile encoding of digital audio data using 2-bit polarity/magnitude indicator and 8-bit scale factor for each subband | — | 2002-10-08 |
| 6335973 | System and method for improving clarity of audio systems | — | 2002-01-01 |
| 6023513 | System and method for improving clarity of low bandwidth audio systems | — | 2000-02-08 |
| 5990959 | Method, system and product for direct rendering of video images to a video data stream | — | 1999-11-23 |
| 5864813 | Method, system and product for harmonic enhancement of encoded audio signals | — | 1999-01-26 |
| 5864820 | Method, system and product for mixing of encoded audio signals | — | 1999-01-26 |
| 5845251 | Method, system and product for modifying the bandwidth of subband encoded audio data | — | 1998-12-01 |
| 5832432 | Method for converting a text classified ad to a natural sounding audio ad | Terry F. Trader, Matthew J. Bixler, Michael J. Bishara, Carol A. Erbes, Barbara J. Warden | 1998-11-03 |
| 5758323 | System and Method for producing voice files for an automated concatenated voice system | — | 1998-05-26 |
| 5737725 | Method and system for automatically generating new voice files corresponding to new text from a script | — | 1998-04-07 |
| 4768614 | Unidirectional enhancer for microphones | — | 1988-09-06 |