Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6061548 | TDMA repeater eliminating feedback | — | 2000-05-09 |
| 6055230 | Embedded digital beam switching | Martin Feuerstein, Sheila M. Reynolds, Yingjie Li, Mark Reudink | 2000-04-25 |
| 6032056 | Cellular system signal conditioner | — | 2000-02-29 |
| 6005516 | Diversity among narrow antenna beams | Mark Reudink, Martin Feuerstein | 1999-12-21 |
| 5969689 | Multi-sector pivotal antenna system and method | Gary A. Martek, Todd A. Elson | 1999-10-19 |
| 5955920 | Signal feed matrix LPA reduction system and method | Todd A. Elson, Gary A. Martek | 1999-09-21 |
| 5889494 | Antenna deployment sector cell shaping system and method | Mark Reudink | 1999-03-30 |
| 5884147 | Method and apparatus for improved control over cellular systems | Mark Reudink | 1999-03-16 |
| 5859854 | System and method for frequency multiplexing antenna signals | — | 1999-01-12 |
| 5781864 | Cellular system conditioner which overrides a disconnect for active radios wirelessly communicating with mobiles located in pre-identified territorial positions | — | 1998-07-14 |
| 5758288 | Signal time of arrival position determining method for calculating cellular telephone billing charges | Michael Dunn, Don H. Atherly, Martin Feuerstein, Ronald E. Foerster, Ching Chuang +1 more | 1998-05-26 |
| 5757318 | Narrow beam wireless systems with angularly diverse antennas | — | 1998-05-26 |
| 5745841 | System and method for cellular beam spectrum management | Mark Reudink | 1998-04-28 |
| D390568 | Multiple beam antenna | Gary A. Martek, J. Todd Elson | 1998-02-10 |
| D390566 | Multiple beam antenna | Gary A. Martek, J. Todd Elson | 1998-02-10 |
| D390569 | Multiple beam antenna | Gary A. Martek, J. Todd Elson | 1998-02-10 |
| 5648968 | Narrow beam antenna systems with angular diversity | — | 1997-07-15 |
| 5600706 | Method and system for determining the position of a mobile receiver | Michael Dunn, Don H. Atherly, Martin Feuerstein, Ronald E. Foerster, Ching Chuang +1 more | 1997-02-04 |
| 5563610 | Narrow beam antenna systems with angular diversity | — | 1996-10-08 |
| 4891840 | Multi-channel signal transmission | — | 1990-01-02 |
| 4498173 | Technique for digital split-channel transmission using interpolative coders and decoders | — | 1985-02-05 |
| 4425639 | Satellite communications system with frequency channelized beams | Anthony Acampora, Yu S. Yeh | 1984-01-10 |
| 4355411 | Technique for efficient spectrum utilization in mobile radio systems using space diversity | Yu S. Yeh | 1982-10-19 |
| 4315262 | Satellite communication system with a plurality of limited scan spot beams | Anthony Acampora | 1982-02-09 |
| 4301533 | Technique for increasing the rain margin of a TDMA satellite communication system | Anthony Acampora | 1981-11-17 |