Issued Patents All Time
Showing 25 most recent of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10063343 | Apparatus and methods for transmit power control in wireless communication systems | Rajasekhar Pullela, Jaleh Komaili, Masoud Kahrizi, Shahrzad Tadjpour | 2018-08-28 |
| 9614477 | Envelope tracking supply modulators for multiple power amplifiers | Tirdad Sowlati, Ali Afsahi, Debopriyo Chowdhury, Sraavan Mundlapudi, Morteza Vadipour | 2017-04-04 |
| 9559808 | Apparatus and methods for controlling transmit power of a wireless communication system | Rajasekhar Pullela, Jaleh Komaili, Masoud Kahrizi, Shahrzad Tadjpour | 2017-01-31 |
| 9231534 | Optimal envelope tracking reference waveform generation | Vipin Aggarwal | 2016-01-05 |
| 9209770 | Apparatus and methods for power control in mobile communication devices | Rajasekhar Pullela, Jaleh Komaili, Masoud Kahrizi, Shahrzad Tadjpour | 2015-12-08 |
| 9209839 | Method of antenna impedance mismatch compensation based on time-to-digital converter phase estimation | Tirdad Sowlati | 2015-12-08 |
| 9203416 | Compensation of slow time-varying variations in voltage controlled oscillator (VCO) frequency in cellular transceivers | Rahul Magoon | 2015-12-01 |
| 8983411 | Gain control methods to control an adjustable power level | Darioush Agahi | 2015-03-17 |
| 8873676 | Transmitter gain control and calibration | Masoud Kahrizi, Morten Damgaard | 2014-10-28 |
| 8874051 | Systems and methods for power control in a multiple standard mobile transmitter | Masoud Kahrizi, Jaleh Komaili, Rajasekhar Pullela, Shahrzad Tadjpour | 2014-10-28 |
| 8768273 | Systems and methods for power sensing and antenna tuning | Masoud Kahrizi | 2014-07-01 |
| 8737941 | Gain control systems and methods for controlling an adjustable power level | Darioush Agahi | 2014-05-27 |
| 8693959 | System and apparatus for a direct conversion receiver and transmitter | William J. Domino, Scott A. Griffith | 2014-04-08 |
| 8648657 | Mobile device including a power amplifier with selectable voltage supply | — | 2014-02-11 |
| 8639200 | Devices and method for using a DC-DC converter in a mobile handset | Elias Dagher, Kevin Juan, Man H. Ku | 2014-01-28 |
| 8451960 | Transmitter gain control and calibration | Masoud Kahrizi, Morten Damgaard | 2013-05-28 |
| 8406707 | Systems and methods for implementing a harmonic rejection mixer | Rajasekhar Pullela, Hamid Firouzkouhi | 2013-03-26 |
| 8396436 | System and method for closed loop power control calibration | Tirdad Sowlati, Dongsoo Daniel Koh, Rajasekhar Pullela | 2013-03-12 |
| 8331881 | Differential to single-ended converter | Ahmad Mirzaei | 2012-12-11 |
| 8165538 | Systems and methods for implementing a harmonic rejection mixer | Rajasekhar Pullela, Hamid Firouzkouhi | 2012-04-24 |
| 8073410 | System and method for closed loop power control calibration | Tirdad Sowlati, Dongsoo Daniel Koh, Rajasekhar Pullela | 2011-12-06 |
| 8019293 | Controller and method for using a DC-DC converter in a mobile handset | Elias Dagher, Kevin Juan, Man H. Ku | 2011-09-13 |
| 7920836 | System and method for saturation detection, correction and recovery in a polar transmitter | Tirdad Sowlati, Darioush Agahi | 2011-04-05 |
| 7787570 | Polar loop radio frequency (RF) transmitter having increased dynamic range amplitude control | Tirdad Sowlati, Morten Damgaard | 2010-08-31 |
| 7764055 | Polar transmitter having a dynamically controlled voltage regulator and method for operating same | Tirdad Sowlati, Morten Damgaard, Darioush Agahi | 2010-07-27 |