Issued Patents All Time
Showing 101–125 of 132 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597743 | Reduced search symbol estimation algorithm | Gregory E. Bottomley, Ravinder D. Koilpillai, Kambiz Zangi | 2003-07-22 |
| 6574293 | Receivers and methods for reducing interference in radio communications | Gregory E. Bottomley | 2003-06-03 |
| 6501788 | Apparatus and methods for intereference cancellation in spread spectrum communications systems | Yi-Pin Eric Wang | 2002-12-31 |
| 6490314 | Method for overlay of narrowband and wideband communication systems | Kumar Balachandran | 2002-12-03 |
| 6405340 | Flexible method of error protection in communications systems | David R. Irvin | 2002-06-11 |
| 6405039 | Apparatus and methods for allocation of high-penetration services in wireless communications systems | Havish Koorapaty | 2002-06-11 |
| 6381713 | Method for responding to transmission errors in a digital communication system according to characteristics of flawed information fields | David R. Irvin | 2002-04-30 |
| 6366624 | Systems and methods for receiving a modulated signal containing encoded and unencoded bits using multi-pass demodulation | Kumar Balachandran | 2002-04-02 |
| 6359935 | Method for iterative demodulation and decoding for a system with coding and differential demodulation | Dennis Hui | 2002-03-19 |
| 6332006 | Apparatus and methods for providing high-penetration messaging in wireless communications systems | Nils Rydbeck, Barbara Molnar, Jiann-Ching Guey, R. David Koilpillai | 2001-12-18 |
| 6324395 | Apparatus and methods for assigning spectral and non-spectral resource charges in wireless communications systems | David R. Irvin | 2001-11-27 |
| 6320843 | Wireless communications systems with standard and robust services and methods of operation thereof | Nils Rydbeck, Barbara Molnar, Jiann-Ching Guey, R. David Koilpillai | 2001-11-20 |
| 6320919 | Adaptive channel characterization using decoded symbols | Tracy L. Fulghum | 2001-11-20 |
| 6263030 | Equalizer with channel tracker switching | — | 2001-07-17 |
| 6216107 | High-performance half-rate encoding apparatus and method for a TDM system | Nils Rydbeck, R. David Koilpillai, Tracy L. Fulghum | 2001-04-10 |
| 6198775 | Transmit diversity method, systems, and terminals using scramble coding | Kambiz Zangi, Rajaram Ramesh | 2001-03-06 |
| 6145110 | Digital data decoder that derives codeword estimates from soft data | — | 2000-11-07 |
| 6112326 | Precoding technique to lower the bit error rate (BER) of punctured convolutional codes | — | 2000-08-29 |
| 6047171 | Method and apparatus for combating adjacent channel interference using multiple IF filters | Jiann-Ching Guey | 2000-04-04 |
| 6035007 | Effective bypass of error control decoder in a digital radio system | Raymond L. Toy, Rajaram Ramesh | 2000-03-07 |
| 6005899 | Method for efficiently computing sequence correlations | — | 1999-12-21 |
| 6002943 | Power limiting circuit for radio communication device with a retractable antenna | David R. Irvin | 1999-12-14 |
| 5983385 | Communications systems and methods employing parallel coding without interleaving | Amer A. Hassan | 1999-11-09 |
| 5968199 | High performance error control decoder | Raymond L. Toy, Sandeep Chennakeshu | 1999-10-19 |
| 5968198 | Decoder utilizing soft information output to minimize error rates | Amer A. Hassan, Yi-Pin Eric Wang, Kumar Balachandran, Rajaram Ramesh | 1999-10-19 |