Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7730356 | Method and apparatus for testing mathematical algorithms | Vinodh Gopal, John J. Vranich, Daniel F. Cutter, Wajdi K. Feghali, Andrew Milne +1 more | 2010-06-01 |
| 7676027 | Systems and methods to send and receive encrypted DTMF digits in a data flow | Mehdi Hassane | 2010-03-09 |
| 7561702 | Method and system for the pre-processing and post processing of an audio signal for transmission on a highly disturbed channel | — | 2009-07-14 |
| 7477874 | Method and device for the rejection of self-adaptive interference | — | 2009-01-13 |
| 7453951 | System and method for the transmission of an audio or speech signal | Cedric Demeure | 2008-11-18 |
| 7366224 | System and method for the detection of presence of a signal and its synchronization, for a frequency hopping system working in a disturbed environment | — | 2008-04-29 |
| 7334012 | Reverse division process | — | 2008-02-19 |
| 7203231 | Method and device for block equalization with improved interpolation | — | 2007-04-10 |
| 7116676 | Radio broadcasting system and method providing continuity of service | — | 2006-10-03 |
| 6993086 | High performance short-wave broadcasting transmitter optimized for digital broadcasting | — | 2006-01-31 |
| 6738431 | Method for neutralizing a transmitter tube | — | 2004-05-18 |
| 6715121 | Simple and systematic process for constructing and coding LDPC codes | — | 2004-03-30 |
| 6614852 | System for the estimation of the complex gain of a transmission channel | — | 2003-09-02 |
| 6418300 | Method and device for transmitting mixed analog and digital signals by the same transmitter | — | 2002-07-09 |
| 6016469 | Process for the vector quantization of low bit rate vocoders | — | 2000-01-18 |
| 5522009 | Quantization process for a predictor filter for vocoder of very low bit rate | — | 1996-05-28 |
| 5313553 | Method to evaluate the pitch and voicing of the speech signal in vocoders with very slow bit rates | — | 1994-05-17 |
| 5243685 | Method and device for the coding of predictive filters for very low bit rate vocoders | — | 1993-09-07 |
| 5016278 | Method and device for coding the energy of a vocal signal in vocoders with very low throughput rates | Denis Rochette | 1991-05-14 |
| 4982341 | Method and device for the detection of vocal signals | — | 1991-01-01 |
| 4945312 | Method and device for the demodulation of signals with constant envelope and continuous phase angle modulation by a train of binary symbols tolerating frequency drifts | Gerard Auger, Patrick Mocchi | 1990-07-31 |
| 4905256 | Method and device for multistate modulation and demodulation with adjustable protection level | — | 1990-02-27 |
| 4888778 | Algebraic coder-decoder for Reed Solomon and BCH block codes, applicable to telecommunications | Dominique Brechard | 1989-12-19 |
| 4852098 | Polynomial operator in galois fields and a digital signal processor comprising an operator of this type | Dominique Brechard | 1989-07-25 |
| 4799241 | Method and device for symbol synchronization and their application to the symbol demodulation of digital messages | — | 1989-01-17 |