Issued Patents All Time
Showing 26–50 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8223898 | Method and system for down-converting an electromagnetic signal, and transforms for same | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2012-07-17 |
| 8190116 | Methods and systems for down-converting a signal using a complementary transistor structure | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2012-05-29 |
| 8190108 | Method and system for frequency up-conversion | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2012-05-29 |
| 8160534 | Applications of universal frequency translation | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2012-04-17 |
| 8077797 | Method, system, and apparatus for balanced frequency up-conversion of a baseband signal | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2011-12-13 |
| 8036304 | Apparatus and method of differential IQ frequency up-conversion | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2011-10-11 |
| 8019291 | Method and system for frequency down-conversion and frequency up-conversion | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2011-09-13 |
| 7936022 | Method and circuit for down-converting a signal | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Michael W. Rawlins +1 more | 2011-05-03 |
| 7937059 | Converting an electromagnetic signal via sub-sampling | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2011-05-03 |
| 7929638 | Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2011-04-19 |
| 7894789 | Down-conversion of an electromagnetic signal with feedback control | David F. Sorrells, Robert W. Cook, Jonathan S. Jensen, Martin R. Johnson, Richard C. Looke +5 more | 2011-02-22 |
| 7865177 | Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2011-01-04 |
| 7826817 | Applications of universal frequency translation | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2010-11-02 |
| 7822401 | Apparatus and method for down-converting electromagnetic signals by controlled charging and discharging of a capacitor | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2010-10-26 |
| 7773688 | Method, system, and apparatus for balanced frequency up-conversion, including circuitry to directly couple the outputs of multiple transistors | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2010-08-10 |
| 7724845 | Method and system for down-converting and electromagnetic signal, and transforms for same | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2010-05-25 |
| 7697916 | Applications of universal frequency translation | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2010-04-13 |
| 7693502 | Method and system for down-converting an electromagnetic signal, transforms for same, and aperture relationships | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2010-04-06 |
| 7693230 | Apparatus and method of differential IQ frequency up-conversion | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2010-04-06 |
| 7653145 | Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr., Gregory S. Rawlins +1 more | 2010-01-26 |
| 7620378 | Method and system for frequency up-conversion with modulation embodiments | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2009-11-17 |
| 7599421 | Spread spectrum applications of universal frequency translation | David F. Sorrells, Charles D. Clements, Robert W. Cook, Joseph M. Hamilla, Richard C. Looke +4 more | 2009-10-06 |
| 7554508 | Phased array antenna applications on universal frequency translation | Martin R. Johnson, Jonathan S. Jensen, Robert T. Short, Jamison L. Young, David F. Sorrells +3 more | 2009-06-30 |
| 7546096 | Frequency up-conversion using a harmonic generation and extraction module | David F. Sorrells, Robert W. Cook, Richard C. Looke, Charley D. Moses, Jr. | 2009-06-09 |
| 7539474 | DC offset, re-radiation, and I/Q solutions using universal frequency translation technology | David F. Sorrels, Robert W. Cook, Jonathan S. Jensen, Martin R. Johnson, Richard C. Looke +5 more | 2009-05-26 |