Patent | Date |
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Power amplifier systems with control interface and bias circuit Grant 11,451,199 - Ripley , et al. September 20, 2 | 2022-09-20 |
Diplexed coupler for carrier aggregation Grant 11,445,445 - Ripley September 13, 2 | 2022-09-13 |
Power Amplifiers With Supply Capacitor Switching App 20220278650 - Ripley; David Steven ;   et al. | 2022-09-01 |
Power Management Systems And Methods Related To A Plurality Of Converters For Providing Dual Integrated Multi-mode Power Management App 20220255434 - RIPLEY; David Steven | 2022-08-11 |
Devices And Methods Related To Voltage Supply System With Boost Converter And Charge Pump App 20220147092 - RIPLEY; David Steven | 2022-05-12 |
Amplifier Having Electrostatic Discharge And Surge Protection Circuit App 20220140792 - PARK; Myunghwan ;   et al. | 2022-05-05 |
Power splitter with signal amplification Grant 11,316,487 - Andrys , et al. April 26, 2 | 2022-04-26 |
Power management systems including a plurality of converters for providing dual integrated multi-mode power management Grant 11,239,755 - Ripley February 1, 2 | 2022-02-01 |
Concurrent electrostatic discharge and surge protection clamps in power amplifiers Grant 11,233,486 - Park , et al. January 25, 2 | 2022-01-25 |
Devices And Methods For Detecting A Saturation Condition Of A Power Amplifier App 20220014155 - RIPLEY; David Steven ;   et al. | 2022-01-13 |
Systems And Methods Related To Power Amplification And Power Supply Control App 20220014157 - RIPLEY; David Steven | 2022-01-13 |
Advanced Gain Shaping For Envelope Tracking Power Amplifiers App 20210384880 - Lin; Yu-Jui ;   et al. | 2021-12-09 |
Electronically Tuned Rf Termination App 20210351765 - Ripley; David Steven | 2021-11-11 |
Voltage supply system with boost converter and charge pump Grant 11,137,790 - Ripley October 5, 2 | 2021-10-05 |
Power Amplifier Output Power Protection App 20210281223 - RIPLEY; David Steven ;   et al. | 2021-09-09 |
Electronically tuned RF termination Grant 11,101,788 - Ripley August 24, 2 | 2021-08-24 |
Advanced gain shaping for envelope tracking power amplifiers Grant 11,082,021 - Lin , et al. August 3, 2 | 2021-08-03 |
Diplexed Coupler For Carrier Aggregation App 20210211984 - Ripley; David Steven | 2021-07-08 |
Devices And Methods For Monitoring A Serial Bus App 20210211909 - RIPLEY; David Steven ;   et al. | 2021-07-08 |
Devices and methods for detecting a saturation condition of a power amplifier Grant 11,057,003 - Ripley , et al. July 6, 2 | 2021-07-06 |
Systems and methods related to power amplification and power supply control Grant 11,025,210 - Ripley June 1, 2 | 2021-06-01 |
Power Splitter With Signal Amplification App 20210111679 - ANDRYS; Paul Raymond ;   et al. | 2021-04-15 |
Averaging overcurrent protection Grant 10,951,178 - Ripley , et al. March 16, 2 | 2021-03-16 |
Power Amplifier Modules Including Related Systems, Devices, And Methods App 20210050826 - Ripley; David Steven ;   et al. | 2021-02-18 |
Devices and methods for power amplification with shared common base biasing Grant 10,917,056 - Lehtola , et al. February 9, 2 | 2021-02-09 |
Circuits, devices, and methods for monitoring a serial bus Grant 10,880,764 - Ripley , et al. December 29, 2 | 2020-12-29 |
Diplexed coupler for carrier aggregation Grant 10,863,443 - Ripley December 8, 2 | 2020-12-08 |
Devices and methods related to boost supply for low battery 2G bias support Grant 10,840,810 - Ripley November 17, 2 | 2020-11-17 |
Advanced Gain Shaping For Envelope Tracking Power Amplifiers App 20200336122 - Lin; Yu-Jui ;   et al. | 2020-10-22 |
Concurrent Electrostatic Discharge And Surge Protection Clamps In Power Amplifiers App 20200321923 - PARK; Myunghwan ;   et al. | 2020-10-08 |
Power splitter with cascode stage selection Grant 10,778,161 - Andrys , et al. Sept | 2020-09-15 |
Power amplifier modules including transistor with grading and semiconductor resistor Grant 10,771,024 - Zampardi, Jr. , et al. Sep | 2020-09-08 |
Systems And Methods Related To Power Amplification And Power Supply Control App 20200195207 - RIPLEY; David Steven | 2020-06-18 |
Devices And Methods For Detecting A Saturation Condition Of A Power Amplifier App 20200162032 - RIPLEY; David Steven ;   et al. | 2020-05-21 |
Devices And Methods For Power Amplification With Shared Common Base Biasing App 20200162039 - LEHTOLA; Philip John ;   et al. | 2020-05-21 |
Voltage Supply System With Boost Converter And Charge Pump App 20200159275 - RIPLEY; David Steven | 2020-05-21 |
Power amplification system with variable supply voltage Grant 10,615,835 - Pehlke , et al. | 2020-04-07 |
Averaging Overcurrent Protection App 20200106399 - Ripley; David Steven ;   et al. | 2020-04-02 |
Enhanced Amplifier Efficiency Through Cascode Current Steering App 20200091870 - LEHTOLA; Philip John ;   et al. | 2020-03-19 |
Devices And Methods Related To Boost Supply For Low Battery 2g Bias Support App 20200091820 - RIPLEY; David Steven | 2020-03-19 |
Shared integrated DC-DC supply regulator Grant 10,554,294 - Ripley Fe | 2020-02-04 |
Switch biasing using isolated negative and positive bias circuitry Grant 10,547,305 - Wilz , et al. Ja | 2020-01-28 |
Tunable Notch Filter And Contour Tuning Circuit App 20200007177 - Ripley; David Steven ;   et al. | 2020-01-02 |
Schottky Enhanced Bias Circuit App 20190379332 - Ripley; David Steven | 2019-12-12 |
Power amplifier module with power supply control Grant 10,483,926 - Ripley Nov | 2019-11-19 |
Apparatus And Methods Of Calibrating A Power Amplifier System To Compensate For Envelope Amplitude Misalignment App 20190319720 - Ripley; David Steven ;   et al. | 2019-10-17 |
Electronically Tuned Rf Termination App 20190288671 - Ripley; David Steven | 2019-09-19 |
Use of boost supply for low battery 2G bias support Grant 10,418,900 - Ripley Sept | 2019-09-17 |
Methods of calibrating a power amplifier system to compensate for envelope amplitude misalignment Grant 10,382,147 - Ripley , et al. A | 2019-08-13 |
Switched-mode Power Supply Devices And Methods App 20190245439 - PEHLKE; David Richard ;   et al. | 2019-08-08 |
Voltage supply system with boost converter and charge pump Grant 10,365,680 - Ripley July 30, 2 | 2019-07-30 |
Frequency Modulation Based Voltage Controller Configuration App 20190214902 - Liu; Harry Hui ;   et al. | 2019-07-11 |
Diplexed Coupler For Carrier Aggregation App 20190215774 - Ripley; David Steven | 2019-07-11 |
Contour tuning circuit and related systems and methods Grant 10,340,963 - Ripley , et al. | 2019-07-02 |
Methods for power amplification with shared common base biasing Grant 10,340,862 - Lehtola , et al. | 2019-07-02 |
Shared Integrated Dc-dc Supply Regulator App 20190199434 - Ripley; David Steven | 2019-06-27 |
Apparatus and methods for envelope tracking systems Grant 10,333,470 - Balteanu , et al. | 2019-06-25 |
Schottky enhanced bias circuit Grant 10,320,334 - Ripley | 2019-06-11 |
Methods, modules and devices for detecting a saturation condition of a power amplifier Grant 10,312,867 - Ripley , et al. | 2019-06-04 |
Power Amplifier Modules Including Transistor With Grading And Semiconductor Resistor App 20190158045 - Zampardi, JR.; Peter J. ;   et al. | 2019-05-23 |
Apparatus and methods for tuning a voltage controlled oscillator Grant 10,263,626 - Wang , et al. | 2019-04-16 |
Enhanced amplifier efficiency through cascode current steering Grant 10,243,517 - Lehtola , et al. | 2019-03-26 |
Frequency modulation based voltage controller configuration Grant 10,199,930 - Liu , et al. Fe | 2019-02-05 |
Switch Biasing Using Isolated Negative And Positive Bias Circuitry App 20190036524 - WILZ; Leo John ;   et al. | 2019-01-31 |
Power amplifier with cascode switching or splitting functionality Grant 10,187,023 - Andrys , et al. Ja | 2019-01-22 |
Diplexed coupler for carrier aggregation Grant 10,182,403 - Ripley Ja | 2019-01-15 |
Shared integrated DC-DC supply regulator Grant 10,177,838 - Ripley J | 2019-01-08 |
Systems And Methods For Dual Integrated Power Management App 20180351457 - RIPLEY; David Steven | 2018-12-06 |
Process-compensated HBT power amplifier bias circuits and methods Grant 10,116,274 - Ripley , et al. October 30, 2 | 2018-10-30 |
Apparatus And Methods For Envelope Tracking Systems App 20180302036 - Balteanu; Florinel G. ;   et al. | 2018-10-18 |
Radio frequency switches with reduced clock noise Grant 10,103,726 - Wilz , et al. October 16, 2 | 2018-10-16 |
System and method for power amplifier over-voltage protection Grant 10,090,811 - Ripley , et al. October 2, 2 | 2018-10-02 |
Schottky Enhanced Bias Circuit App 20180269838 - Ripley; David Steven | 2018-09-20 |
Apparatus and methods for envelope tracking systems Grant 10,080,192 - Balteanu , et al. September 18, 2 | 2018-09-18 |
Switched-mode power supply with switch resizing Grant 10,050,529 - Pehlke , et al. August 14, 2 | 2018-08-14 |
Variable switched DC-to-DC voltage converter Grant 10,038,406 - Liu , et al. July 31, 2 | 2018-07-31 |
Dual mode power amplifier control interface with a multi-mode general purpose input/output interface Grant 10,033,385 - Ripley July 24, 2 | 2018-07-24 |
Circuits and methods related to voltage converters Grant 10,033,277 - Ripley , et al. July 24, 2 | 2018-07-24 |
Enhanced Amplifier Efficiency Through Cascode Current Steering App 20180183389 - LEHTOLA; Philip John ;   et al. | 2018-06-28 |
Power Amplification System With Variable Supply Voltage App 20180159577 - Pehlke; David Richard ;   et al. | 2018-06-07 |
Contour tuning circuit Grant 9,966,982 - Ripley , et al. May 8, 2 | 2018-05-08 |
Apparatus and methods for envelope tracking systems Grant 9,935,582 - Balteanu , et al. April 3, 2 | 2018-04-03 |
Schottky enhanced bias circuit Grant 9,929,694 - Ripley March 27, 2 | 2018-03-27 |
Variable switched DC-to-DC voltage converter using pulse skipping mode and frequency modulation Grant 9,912,233 - Liu , et al. March 6, 2 | 2018-03-06 |
Enhanced amplifier efficiency through cascode current steering Grant 9,899,961 - Lehtola , et al. February 20, 2 | 2018-02-20 |
Power amplifier with bias adjustment circuit Grant 9,893,686 - Ripley February 13, 2 | 2018-02-13 |
Power amplification system with variable supply voltage Grant 9,838,058 - Pehlke , et al. December 5, 2 | 2017-12-05 |
Contour Tuning Circuit And Related Systems And Methods App 20170346516 - Ripley; David Steven ;   et al. | 2017-11-30 |
Frequency modulation and pulse skipping mode voltage controller Grant 9,831,765 - Liu , et al. November 28, 2 | 2017-11-28 |
Power Amplifier With Bias Adjustment Circuit App 20170331436 - RIPLEY; David Steven | 2017-11-16 |
Methods For Power Amplification With Shared Common Base Biasing App 20170317653 - LEHTOLA; Philip John ;   et al. | 2017-11-02 |
Methods, Modules And Devices For Detecting A Saturation Condition Of A Power Amplifier App 20170302231 - RIPLEY; David Steven ;   et al. | 2017-10-19 |
Compression control of cascode power amplifiers Grant 9,780,741 - Ripley , et al. October 3, 2 | 2017-10-03 |
Voltage Supply System With Boost Converter And Charge Pump App 20170277216 - RIPLEY; David Steven | 2017-09-28 |
Frequency Modulation Based Voltage Controller Configuration App 20170279350 - Liu; Hui ;   et al. | 2017-09-28 |
Radio Frequency Switches With Reduced Clock Noise App 20170237424 - WILZ; Leo John ;   et al. | 2017-08-17 |
Apparatus And Methods For Envelope Tracking Systems App 20170223632 - Balteanu; Florinel G. ;   et al. | 2017-08-03 |
Dual Mode Power Amplifier Control Interface With A Multi-mode General Purpose Input/output Interface App 20170207786 - Ripley; David Steven | 2017-07-20 |
Tunable notch filter and contour tuning circuit Grant 9,712,197 - Ripley , et al. July 18, 2 | 2017-07-18 |
Tunable notch filter Grant 9,712,196 - Ripley , et al. July 18, 2 | 2017-07-18 |
Power amplification system with shared common base biasing Grant 9,712,125 - Lehtola , et al. July 18, 2 | 2017-07-18 |
Variable Switched Dc-to-dc Voltage Converter App 20170194914 - Liu; Hui ;   et al. | 2017-07-06 |
Compression control through power amplifier load adjustment Grant 9,698,736 - Ripley , et al. July 4, 2 | 2017-07-04 |
Power amplifier open loop current clamp Grant 9,698,853 - Andrys , et al. July 4, 2 | 2017-07-04 |
Voltage supply system with boost converter and charge pump Grant 9,678,528 - Ripley June 13, 2 | 2017-06-13 |
Apparatus and methods for envelope tracking in a mobile device Grant 9,668,215 - Balteanu , et al. May 30, 2 | 2017-05-30 |
Peak detecting cascode for breakdown protection Grant 9,667,200 - Ripley May 30, 2 | 2017-05-30 |
Circuits And Methods Related To Voltage Converters App 20170133932 - RIPLEY; David Steven ;   et al. | 2017-05-11 |
Frequency modulation based voltage controller configuration Grant 9,621,034 - Liu , et al. April 11, 2 | 2017-04-11 |
Compression control through power amplifier voltage adjustment Grant 9,621,118 - Ripley , et al. April 11, 2 | 2017-04-11 |
Apparatus And Methods For Tuning A Voltage Controlled Oscillator App 20170099059 - Wang; Hua ;   et al. | 2017-04-06 |
Diplexed Coupler For Carrier Aggregation App 20170094607 - Ripley; David Steven | 2017-03-30 |
Methods Of Calibrating A Power Amplifier System To Compensate For Envelope Amplitude Misalignment App 20170093505 - Ripley; David Steven ;   et al. | 2017-03-30 |
Contour Tuning Circuit App 20170063413 - Ripley; David Steven ;   et al. | 2017-03-02 |
Tunable Notch Filter App 20170063411 - Ripley; David Steven ;   et al. | 2017-03-02 |
Tunable Notch Filter And Contour Tuning Circuit App 20170063412 - Ripley; David Steven ;   et al. | 2017-03-02 |
Apparatus and methods for envelope trackers Grant 9,584,070 - Balteanu , et al. February 28, 2 | 2017-02-28 |
Apparatus And Methods For Envelope Tracking Systems App 20170047953 - Balteanu; Florinel G. ;   et al. | 2017-02-16 |
Apparatus and methods for calibration of envelope trackers Grant 9,571,152 - Ripley , et al. February 14, 2 | 2017-02-14 |
Compression Control Of Cascode Power Amplifiers App 20170026005 - RIPLEY; David Steven ;   et al. | 2017-01-26 |
Process-compensated Hbt Power Amplifier Bias Circuits And Methods App 20170019076 - Ripley; David Steven ;   et al. | 2017-01-19 |
Dual mode power amplifier control interface with a multi-mode general purpose input/output interface Grant 9,543,919 - Ripley January 10, 2 | 2017-01-10 |
Power amplifier modules including bipolar transistor with grading and related systems, devices, and methods Grant 9,520,835 - Ko , et al. December 13, 2 | 2016-12-13 |
Apparatus and methods for tuning a voltage controlled oscillator Grant 9,490,827 - Wang , et al. November 8, 2 | 2016-11-08 |
Variable switched DC-to-DC voltage converter Grant 9,473,073 - Liu , et al. October 18, 2 | 2016-10-18 |
Variable switched capacitor DC-DC voltage converter Grant 9,473,019 - Ripley , et al. October 18, 2 | 2016-10-18 |
Power Amplification System With Variable Supply Voltage App 20160241197 - PEHLKE; David Richard ;   et al. | 2016-08-18 |
Power Amplifier With Cascode Switching Or Splitting Functionality App 20160241210 - ANDRYS; Paul Raymond ;   et al. | 2016-08-18 |
Voltage Supply System With Boost Converter And Charge Pump App 20160239040 - RIPLEY; David Steven | 2016-08-18 |
Switched-mode Power Supply With Switch Resizing App 20160241294 - PEHLKE; David Richard ;   et al. | 2016-08-18 |
Circuits, Devices, And Methods For Monitoring A Serial Bus App 20160242057 - RIPLEY; David Steven ;   et al. | 2016-08-18 |
Power Amplification System With Shared Common Base Biasing App 20160241195 - LEHTOLA; Philip John ;   et al. | 2016-08-18 |
Enhanced Amplifier Efficiency Through Cascode Current Steering App 20160241202 - LEHTOLA; Philip John ;   et al. | 2016-08-18 |
Power Amplifier Module With Power Supply Control App 20160241292 - RIPLEY; David Steven | 2016-08-18 |
Use Of Boost Supply For Low Battery 2g Bias Support App 20160241299 - RIPLEY; David Steven | 2016-08-18 |
Process-compensated HBT power amplifier bias circuits and methods Grant 9,419,567 - Ripley , et al. August 16, 2 | 2016-08-16 |
Peak Detecting Cascode For Breakdown Protection App 20160197586 - RIPLEY; David Steven | 2016-07-07 |
Compression Control Through Power Amplifier Voltage Adjustment App 20160191002 - RIPLEY; David Steven ;   et al. | 2016-06-30 |
Compression Control Through Amplitude Adjustment Of A Radio Frequency Input Signal App 20160191086 - RIPLEY; David Steven ;   et al. | 2016-06-30 |
Compression Control Through Power Amplifier Load Adjustment App 20160191001 - RIPLEY; David Steven ;   et al. | 2016-06-30 |
Apparatus And Methods For Envelope Tracking In A Mobile Device App 20160174153 - Balteanu; Florinel G. ;   et al. | 2016-06-16 |
Dual Mode Power Amplifier Control Interface With A Multi-mode General Purpose Input/output Interface App 20160134251 - Ripley; David Steven | 2016-05-12 |
Apparatus And Methods For Calibration Of Envelope Trackers App 20160099742 - Ripley; David Steven ;   et al. | 2016-04-07 |
Shared Integrated Dc-dc Supply Regulator App 20160094254 - Ripley; David Steven | 2016-03-31 |
Schottky Enhanced Bias Circuit App 20160094184 - Ripley; David Steven | 2016-03-31 |
Variable Switched Dc-to-dc Voltage Converter Using Pulse Skipping Mode And Frequency Modulation App 20160094126 - Liu; Hui ;   et al. | 2016-03-31 |
Frequency Modulation And Pulse Skipping Mode Voltage Controller App 20160094213 - Liu; Hui ;   et al. | 2016-03-31 |
Frequency Modulation Based Voltage Controller Configuration App 20160094214 - Liu; Hui ;   et al. | 2016-03-31 |
Apparatus and methods for calibrating envelope trackers Grant 9,294,043 - Ripley , et al. March 22, 2 | 2016-03-22 |
Apparatus and methods for envelope trackers Grant 9,294,054 - Balteanu , et al. March 22, 2 | 2016-03-22 |
System And Method For Power Amplifier Over-voltage Protection App 20160072452 - Ripley; David Steven ;   et al. | 2016-03-10 |
System and method for power amplifier over-voltage protection Grant 9,225,298 - Ripley , et al. December 29, 2 | 2015-12-29 |
Dual mode power amplifier control interface with a multi-mode general purpose input/output interface Grant 9,214,979 - Ripley December 15, 2 | 2015-12-15 |
Variable Switched Dc-to-dc Voltage Converter App 20150333703 - Liu; Hui ;   et al. | 2015-11-19 |
Apparatus And Methods For Tuning A Voltage Controlled Oscillator App 20150326233 - Wang; Hua ;   et al. | 2015-11-12 |
Power Amplifier Modules Including Related Systems, Devices, And Methods App 20150326182 - Chen; Howard E. ;   et al. | 2015-11-12 |
Apparatus And Methods For Envelope Trackers App 20150326184 - Balteanu; Florinel G. ;   et al. | 2015-11-12 |
Power Amplifier Modules Including Related Systems, Devices, And Methods App 20150326181 - Chen; Howard E. ;   et al. | 2015-11-12 |
Power Amplifier Modules Including Related Systems, Devices, And Methods App 20150326183 - Chen; Howard E. ;   et al. | 2015-11-12 |
Apparatus and methods for envelope tracking systems Grant 9,143,096 - Balteanu , et al. September 22, 2 | 2015-09-22 |
Variable switched DC-to-DC voltage converter Grant 9,136,795 - Liu , et al. September 15, 2 | 2015-09-15 |
Apparatus and methods for envelope tracking in radio frequency systems Grant 9,118,277 - Balteanu , et al. August 25, 2 | 2015-08-25 |
Variable Switched Capacitor Dc-dc Voltage Converter App 20150236583 - Ripley; David Steven ;   et al. | 2015-08-20 |
Variable switched DC-to-DC voltage converter Grant 9,106,183 - Liu , et al. August 11, 2 | 2015-08-11 |
Apparatus And Methods For Envelope Trackers App 20150180421 - Balteanu; Florinel G. ;   et al. | 2015-06-25 |
Variable switched capacitor DC-DC voltage converter Grant 9,054,575 - Ripley , et al. June 9, 2 | 2015-06-09 |
Apparatus And Methods For Calibrating Envelope Trackers App 20150155834 - Ripley; David Steven ;   et al. | 2015-06-04 |
Apparatus and methods for tuning a voltage controlled oscillator Grant 9,042,854 - Wang , et al. May 26, 2 | 2015-05-26 |
Power amplifier modules including related systems, devices, and methods Grant 9,041,472 - Chen , et al. May 26, 2 | 2015-05-26 |
System and method for pre-charging a current mirror Grant 9,030,259 - Fisher , et al. May 12, 2 | 2015-05-12 |
Apparatus and methods for envelope tracking calibration Grant 8,989,682 - Ripley , et al. March 24, 2 | 2015-03-24 |
Variable Switched Dc-to-dc Voltage Converter App 20150015340 - Liu; Hui ;   et al. | 2015-01-15 |
Dual Mode Power Amplifier Control Interface With A Two-mode General Purpose Input/output Interface App 20140349589 - Ripley; David Steven | 2014-11-27 |
Apparatus And Methods For Envelope Tracking In Radio Frequency Systems App 20140213204 - Balteanu; Florinel G. ;   et al. | 2014-07-31 |
Dual mode power amplifier control interface with a two-mode general purpose input/output interface Grant 8,791,719 - Ripley July 29, 2 | 2014-07-29 |
System And Method For Power Amplifier Over-voltage Protection App 20140139292 - Ripley; David Steven ;   et al. | 2014-05-22 |
Dual mode power amplifier control interface with a three-mode general purpose input/output interface Grant 8,719,459 - Ripley May 6, 2 | 2014-05-06 |
Apparatus and methods for envelope tracking Grant 8,718,188 - Balteanu , et al. May 6, 2 | 2014-05-06 |
Apparatus And Methods For Tuning A Voltage Controlled Oscillator App 20140091864 - Wang; Hua ;   et al. | 2014-04-03 |
Variable Switched Capacitor Dc-dc Voltage Converter App 20140077774 - Ripley; David Steven ;   et al. | 2014-03-20 |
Power Amplifier Modules Including Related Systems, Devices, And Methods App 20140002188 - Chen; Howard E. ;   et al. | 2014-01-02 |
Process-compensated Hbt Power Amplifier Bias Circuits And Methods App 20130344825 - Ripley; David Steven ;   et al. | 2013-12-26 |
Apparatus And Methods For Envelope Tracking Systems App 20130217345 - Balteanu; Florinel G. ;   et al. | 2013-08-22 |
Dual Mode Power Amplifier Control Interface With A Two-mode General Purpose Input/output Interface App 20130135025 - Ripley; David Steven | 2013-05-30 |
Dual Mode Power Amplifier Control Interface With A Three-mode General Purpose Input/output Interface App 20130100993 - Ripley; David Steven | 2013-04-25 |
Apparatus and methods for biasing a power amplifier Grant 8,362,840 - Andrys , et al. January 29, 2 | 2013-01-29 |
Variable Switched Dc-to-dc Voltage Converter App 20120293254 - Liu; Hui ;   et al. | 2012-11-22 |
Apparatus And Methods For Envelope Tracking App 20120269240 - Balteanu; Florinel G. ;   et al. | 2012-10-25 |
Apparatus And Methods For Envelope Tracking Calibration App 20120200354 - Ripley; David Steven ;   et al. | 2012-08-09 |
Apparatus And Methods For Biasing A Power Amplifier App 20120178384 - Andrys; Paul Raymond ;   et al. | 2012-07-12 |
Integrated image reject mixer Grant 5,870,670 - Ripley , et al. February 9, 1 | 1999-02-09 |