loadpatents
name:-0.10485291481018
name:-0.10052704811096
name:-0.033159017562866
Ripley; David Steven Patent Filings

Ripley; David Steven

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ripley; David Steven.The latest application filed is for "power amplifiers with supply capacitor switching".

Company Profile
31.92.103
  • Ripley; David Steven - Marion IA
  • Ripley; David Steven - Cedar Rapids IA
  • Ripley; David Steven - Round Lake Beach IL
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
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

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