P. J. Tasker

发表

A simplified broad-band large-signal nonquasi-static table-based FET model

H. Massler, M. Fernandez-Barciela, P. J. Tasker, 2000 .

Wide band high-efficiency power amplifier design

P. J. Tasker, J. Lees, J. Benedikt, 2011, 2011 6th European Microwave Integrated Circuit Conference.

Novel wide band high-efficiency active harmonic injection power amplifier concept

P. J. Tasker, J. Lees, J. Benedikt, 2010, 2010 IEEE MTT-S International Microwave Symposium.

Inverse active load-pull in an inverse Doherty amplifier

P. J. Tasker, J. Lees, J. Benedikt, 2013, 2013 IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications.

A Vector Corrected High Power On-Wafer Measurement System with a Frequency Range for the Higher Harmomcs up to 40 GHz

P. J. Tasker, M. Demmler, M. Schlechtweg, 1994, 1994 24th European Microwave Conference.

Frequency scalable large signal transistor behavioral model based on admittance domain formulation

P. J. Tasker, J. Lees, D. E. Root, 2014, 2014 IEEE MTT-S International Microwave Symposium (IMS2014).

Development of a RF waveform stress test procedure for GaN HFETs subjected to infinite VSWR sweeps

P. J. Tasker, J. Lees, J. Benedikt, 2012, 2012 IEEE/MTT-S International Microwave Symposium Digest.

Exploring the design space for broadband pas using the novel “continuous inverse class-F mode”

P. J. Tasker, J. Lees, J. Benedikt, 2011, 2011 41st European Microwave Conference.

High-speed device characterization using an active load-pull system and waveform engineering postulator

P. J. Tasker, J. Lees, J. Benedikt, 2011, 77th ARFTG Microwave Measurement Conference.

Systematic investigation of the impact of harmonic termination in the efficiency performance of above octave bandwidth microwave amplifiers

P. J. Tasker, J. Lees, J. Benedikt, 2009, 2009 European Microwave Conference (EuMC).

Inverse class-FJ: Experimental validation of a new PA voltage waveform family

P. J. Tasker, J. Lees, J. Benedikt, 2011, Asia-Pacific Microwave Conference 2011.

Bias dependence of the MODFET intrinsic model elements values at microwave frequencies

P. J. Tasker, B. Hughes, P. Tasker, 1989 .

Advanced RF IV Waveform Engineering Tool for Use in Device Technology Optimization: RF Pulsed Fully Active Harmonic Load Pull with Synchronized 3eV Laser

P. J. Tasker, Che-Kai Lin, Wei-Chou Wang, 2013, 2013 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS).

Investigation and analysis into device optimization for attaining efficiencies in-excess of 90% when accounting for higher harmonics

P. J. Tasker, J. Lees, J. Benedikt, 2010, 2010 IEEE MTT-S International Microwave Symposium.

Power amplifier memory-less pre-distortion for 3GPP LTE application

P. J. Tasker, M. Beach, J. Lees, 2009, 2009 European Microwave Conference (EuMC).

A LSNA configured to perform baseband engineering for device linearity investigations under modulated excitations

P. J. Tasker, M. Beach, J. Lees, 2013, 2013 European Microwave Conference.

Investigating the linearity versus efficiency trade-off of different power amplifier modes in an envelope tracking architecture

P. J. Tasker, J. Lees, Z. A. Mokhti, 2015, 2015 European Microwave Conference (EuMC).

Controlling Active Load–Pull in a Dual-Input Inverse Load Modulated Doherty Architecture

P. J. Tasker, J. Lees, J. Benedikt, 2012, IEEE Transactions on Microwave Theory and Techniques.

Experimental verification of analytical design equations based on X-parameters® for predicting role of series feedback

P. J. Tasker, J. I. Alonso, M. Fernandez-Barciela, 2011, 2011 6th European Microwave Integrated Circuit Conference.

An efficient, linear, broadband class-J-mode PA realised using RF waveform engineering

P. J. Tasker, J. Lees, J. Benedikt, 2009, 2009 IEEE MTT-S International Microwave Symposium Digest.

Using waveform engineering to optimize Class-F power amplifier performance in an envelope tracking architecture

P. J. Tasker, J. Lees, Z. A. Mokhti, 2014, 2014 9th European Microwave Integrated Circuit Conference.

High speed non-linear device characterization and uniformity investigations at X-band frequencies exploiting behavioral models

P. J. Tasker, J. Lees, J. Benedikt, 2011, 77th ARFTG Microwave Measurement Conference.

Electronic multi-harmonic load-pull system for experimentally driven power amplifier design optimization

P. J. Tasker, J. Lees, J. Benedikt, 2009, 2009 IEEE MTT-S International Microwave Symposium Digest.

Continuous class BJ power amplifier with DGS output matching

P. J. Tasker, J. Lees, H. Choi, 2014, 2014 IEEE MTT-S International Microwave Symposium (IMS2014).

Enhanced vector calibration of load-pull measurement systems

P. J. Tasker, J. Lees, Tudor Williams, 2014, 83rd ARFTG Microwave Measurement Conference.

Linearity enhancement of GaN HEMTs under complex modulated excitation by optimizing the baseband impedance environment

P. J. Tasker, M. Beach, J. Lees, 2011, 2011 IEEE MTT-S International Microwave Symposium.

The impact of baseband electrical memory effects on the dynamic transfer characteristics of microwave power transistors

P. J. Tasker, M. Beach, J. Lees, 2010, 2010 Workshop on Integrated Nonlinear Microwave and Millimeter-Wave Circuits.

Behavioral model analysis using simultaneous active fundamental load-pull and harmonic source-pull measurements at X-band

P. J. Tasker, J. Lees, J. Benedikt, 2011, 2011 IEEE MTT-S International Microwave Symposium.

X-band behavioral model analysis using an active harmonic source- pull and load-pull measurement system

P. J. Tasker, J. Lees, J. Benedikt, 2011, Asia-Pacific Microwave Conference 2011.

Waveform Engineering beyond the Safe Operating Region: Fully Active Harmonic Load Pull Measurements under Pulsed Conditions

P. J. Tasker, J. Benedikt, M. A. Casbon, 2011, 2011 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS).

Linearity improvement in RF power amplifier system using integrated Auxiliary Envelope Tracking system

P. J. Tasker, J. Lees, J. Benedikt, 2011, 2011 IEEE MTT-S International Microwave Symposium.

Non-linear vector network analyser NLVNA

P. J. Tasker, 2005 .

Comparison of sampler and VNA based Large Signal Measurement Systems (LSNA) under CW and pulsed operation

P. J. Tasker, M. A. Casbon, 2015, 2015 85th Microwave Measurement Conference (ARFTG).

Systematic waveform engineering enabling high efficiency modes of operation in Si LDMOS at both L-band and S-band frequencies

P. J. Tasker, J. Benedikt, J. Wood, 2008, 2008 IEEE MTT-S International Microwave Symposium Digest.

Behavioral model analysis of active harmonic load-pull measurements

P. J. Tasker, J. Lees, J. Benedikt, 2010, 2010 IEEE MTT-S International Microwave Symposium.

X-band MMIC scalable large signal model based on unit cell behavioral data model and passive embedding network

P. J. Tasker, J. Lees, M. Koh, 2013, 2013 IEEE MTT-S International Microwave Symposium Digest (MTT).

A novel measurement based method enabling rapid extraction of a RF Waveform Look-Up table based behavioral model

P. J. Tasker, J. Lees, J. Benedikt, 2008, 2008 IEEE MTT-S International Microwave Symposium Digest.

Direct extraction of nonlinear FET Q-V functions from time domain large signal measurements

M. Fernandez-Barciela, P. J. Tasker, Y. Campos-Roca, 2000 .

An intelligence driven active loadpull system

P. J. Tasker, J. Lees, J. Benedikt, 2010, 75th ARFTG Microwave Measurement Conference.

A 40W push-pull power amplifier for high efficiency, decade bandwidth applications at microwave frequencies

P. J. Tasker, J. Lees, J. Benedikt, 2012, 2012 IEEE/MTT-S International Microwave Symposium Digest.

An enhanced modulated waveform measurement system for the robust characterization of microwave devices under modulated excitation

P. J. Tasker, M. Beach, J. Lees, 2011, 2011 6th European Microwave Integrated Circuit Conference.

Utilization and validation of HBT nonlinear frequency domain behavioral models in the design and simulation of oscillator circuits

P. J. Tasker, J. I. Alonso, M. Fernandez-Barciela, 2010, The 40th European Microwave Conference.

Large-Signal Oscillator Design Procedure Utilizing Analytical $X$-Parameters Closed-Form Expressions

P. J. Tasker, J. I. Alonso, M. Fernandez-Barciela, 2012, IEEE Transactions on Microwave Theory and Techniques.

A new method for the design of multi-sine excitations for the assessment of non-linear devices

P. J. Tasker, J. Benedikt, Su Jiangtao, 2008, 2008 IEEE MTT-S International Microwave Symposium Digest.

A Novel Formulation for High Efficiency Modes in Push-Pull Power Amplifiers Using Transmission Line Baluns

P. J. Tasker, J. Lees, J. Benedikt, 2012, IEEE Microwave and Wireless Components Letters.

The Continuous Inverse Class-F Mode With Resistive Second-Harmonic Impedance

P. J. Tasker, J. Lees, J. Benedikt, 2012, IEEE Transactions on Microwave Theory and Techniques.

Non-linear characterisation of microwave devices

P. J. Tasker, 1999, 1999 Symposium on High Performance Electron Devices for Microwave and Optoelectronic Applications. EDMO (Cat. No.99TH8401).

Investigation of Various Envelope Complexity Linearity under Modulated Stimulus Using a New Envelope Formulation Approach

P. J. Tasker, M. Beach, J. Lees, 2014, 2014 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS).

Reduction of electrical baseband memory effect in high-power LDMOS devices using optimum termination for IMD3 and IMD5 using active load-pull

P. J. Tasker, J. Benedikt, Jonathan Lees, 2008, 2008 IEEE MTT-S International Microwave Symposium Digest.

Application of a NVNA-based system and load-independent X-parameters in analytical circuit design assisted by an experimental search algorithm

P. J. Tasker, J. I. Alonso, M. Fernandez-Barciela, 2012, 2012 IEEE/MTT-S International Microwave Symposium Digest.

Highly efficient operation modes in GaN power transistors delivering upwards of 81% efficiency and 12W output power

P. J. Tasker, J. Benedikt, Peter Wright, 2008, 2008 IEEE MTT-S International Microwave Symposium Digest.

A design methodology for the realization of multi-decade baluns at microwave frequencies

P. J. Tasker, J. Lees, J. Benedikt, 2011, 2011 IEEE MTT-S International Microwave Symposium.

High speed device characterization enabler: The Envelope Load-Pull system

P. J. Tasker, M. S. Hashmi, F. M. Ghannouchi, 2012, 2012 Asia Pacific Microwave Conference Proceedings.

The effect of baseband impedance termination on the linearity of GaN HEMTs

P. J. Tasker, M. Beach, J. Lees, 2010, The 40th European Microwave Conference.

A robust approach for comparison and validation of large signal measurement systems

P. J. Tasker, J. Benedikt, Jonathan Lees, 2008, 2008 IEEE MTT-S International Microwave Symposium Digest.

A novel highly efficient broadband continuous class-F RFPA delivering 74% average efficiency for an octave bandwidth

P. J. Tasker, J. Lees, J. Benedikt, 2011, 2011 IEEE MTT-S International Microwave Symposium.

Nonlinear envelope tracking for efficiency optimization of power amplifiers

P. J. Tasker, J. Lees, J. Benedikt, 2012, 2012 7th European Microwave Integrated Circuit Conference.

Wideband PA Design: The "Continuous" Mode of Operation

P. J. Tasker, J. Lees, J. Benedikt, 2012, 2012 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS).