Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9037625 | Multi-standard multi-rate filter | Donald Leimer | 2015-05-19 |
| 8462831 | System and method for use of sieving in GPS signal acquisition | Paul A. Underbrink | 2013-06-11 |
| 8188917 | System and method for operating a GPS device in a micro power mode | Steven A. Gronemeyer, Sanjai Kohli, Donald Leimer | 2012-05-29 |
| 8176107 | Multi-standard multi-rate filter | Donald Leimer | 2012-05-08 |
| 8111791 | Differential evolution design of polyphase IIR decimation filters | — | 2012-02-07 |
| 7592910 | Matching system | Edward F. Tuck, Martie G. Haselton, Rebecca B. Weeks, Robert G. Quinn | 2009-09-22 |
| 7466778 | Memory efficient OFDM channel estimation and frequency domain diversity processing | Sharath Ananth, Sanjai Kohli, Donald Leimer | 2008-12-16 |
| 7432810 | Radio frequency tags for use in a motion tracking system | Alberto Menache | 2008-10-07 |
| 7423602 | Multiple-point to multiple-point communication system | Douglas Gene Lockie | 2008-09-09 |
| 7009561 | Radio frequency motion tracking system and method | Alberto Menache | 2006-03-07 |
| 6850732 | Scalable satellite data communication system that provides incremental global broadband service using earth-fixed cells | David Patterson, Farzad Ghazvinian, Sami M. Hinedi, Len Quadracci | 2005-02-01 |
| 6665296 | Network access communication system | Moshe L. Liron | 2003-12-16 |
| 6157642 | Coding system and method for low-earth orbit satellite data communication | Farzad Ghazvinian, Sami M. Hinedi, Karl R. Griep, Samson Million | 2000-12-05 |
| 6157621 | Satellite communication system | Alison K. Brown, Edward F. Tuck, David Patterson, Douglas Gene Lockie, Vilnis G. Grencions +5 more | 2000-12-05 |
| 6127967 | Low-earth orbit satellite acquisition and synchronization system using a beacon signal | Farzad Ghazvinian, Sami M. Hinedi, Shiva Sarrafan, Biren Shah | 2000-10-03 |
| 6011951 | Technique for sharing radio frequency spectrum in multiple satellite communication systems | Janet L. King, Richard C. Deininger, Kenneth C. Grzemski, Thomas L. Hayden | 2000-01-04 |
| 5995841 | Technique for sharing radio frequency spectrum in multiple satellite communication systems | Janet L. King, Richard C. Deininger, Kenneth C. Grzemski, Thomas L. Hayden | 1999-11-30 |
| 5936570 | Low-earth orbit satellite acquisition and synchronization system using a beacon signal | Farzad Ghazvinian, Sami M. Hinedi, Shiva Sarrafan, Biren Shah | 1999-08-10 |
| 5822680 | Frequency sharing for satellite communication system | James R. Stuart, David Patterson | 1998-10-13 |
| 5736959 | Earth-fixed cell beam management for satellite communication system using dielectic lens-focused scanning beam antennas | David Patterson | 1998-04-07 |
| 5678175 | Satellite system using equatorial and polar orbit relays | James R. Stuart, Jose Manuel Villalvazo, David Bayer, Erik Goldman, Arthur K. Peters +1 more | 1997-10-14 |
| 5548294 | Dielectric lens focused scanning beam antenna for satellite communication system | — | 1996-08-20 |
| 5408237 | Earth-fixed cell beam management for satellite communication system | David Patterson | 1995-04-18 |
| 5379224 | GPS tracking system | Alison K. Brown | 1995-01-03 |
| 5225842 | Vehicle tracking system employing global positioning system (GPS) satellites | Alison K. Brown | 1993-07-06 |