Issued Patents All Time
Showing 51–75 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7236808 | Vertical dynamic beam-forming | — | 2007-06-26 |
| 7197337 | Coordination of beam forming in wireless communication systems | Kimberly Chotkowski | 2007-03-27 |
| 7193574 | Antenna for controlling a beam direction both in azimuth and elevation | Bing Chiang, Michael Lynch | 2007-03-20 |
| 7190308 | Blind signal separation using signal path selection | — | 2007-03-13 |
| 7190808 | Method for watermarking recordings based on atmospheric conditions | Richard Herschaft, Alain Charles Briancon, Prabhakar R. Chitrapu, Alan G. Carlton | 2007-03-13 |
| 7127214 | User perception of wireless improvement technology | — | 2006-10-24 |
| 7127274 | Method and system for reducing the effect of signal-interference in null areas caused by one or more antennas | — | 2006-10-24 |
| 7123191 | Blind signal separation using I and Q components | — | 2006-10-17 |
| 7116271 | Blind signal separation using spreading codes | Ivica Kostanic | 2006-10-03 |
| 7113129 | Blind signal separation using a combination of correlated and uncorrelated antenna elements | — | 2006-09-26 |
| 7098849 | Blind signal separation using array deflection | — | 2006-08-29 |
| 7039408 | Method and apparatus for interconnection of personal area networks (PANs) | Prabhakar R. Chitrapu | 2006-05-02 |
| 7035656 | Method and system for efficient data transmission in wireless communication systems | — | 2006-04-25 |
| 6999795 | System and method utilizing dynamic beam forming for wireless communication signals | Prabhakar R. Chitrapu | 2006-02-14 |
| 6992622 | Wireless communication method and antenna system for determining direction of arrival information to form a three-dimensional beam used by a transceiver | Bing Chiang, Michael Lynch | 2006-01-31 |
| 6950684 | Method and system for optimizing power resources in wireless devices | — | 2005-09-27 |
| 6917281 | Method and apparatus for transmitting and decoding pre-programmed messages | — | 2005-07-12 |
| 6913191 | Method and system for selecting a payment provider to pay for communication services | Alain Charles Briancon | 2005-07-05 |
| 6785559 | System for efficiently covering a sectorized cell utilizing beam forming and sweeping | Angelo Cuffaro | 2004-08-31 |
| 6726092 | Portable device service payments by multiple means | Alain Charles Briancon | 2004-04-27 |
| 6594249 | Method and apparatus in a wireless communication system for inserting data into a data stream | — | 2003-07-15 |
| 6487407 | Register for and method of providing contact information for a communications unit identified by a uniform resource name | W. Garland Philips, Janiece S. Webb | 2002-11-26 |
| 6470189 | Method and apparatus in a wireless transceiver for seeking and transferring information available from a network server | Thomas Casey Hill, Slim Souissi | 2002-10-22 |
| 6466938 | Method and apparatus for locating a device using a database containing hybrid location data | — | 2002-10-15 |
| 6331817 | Object tracking apparatus and method | — | 2001-12-18 |