Search Results - "Bauernfeind, Thomas"

A Highly Reconfigurable RF-DPLL Phase Modulator for Polar Transmitters in Cellular RFICs by Buckel, Tobias, Tertinek, Stefan, Mayer, Thomas, Bauernfeind, Thomas, Wicpalek, Christian, Springer, Andreas, Weigel, Robert, Ussmueller, Thomas

“…A multirate fractional-N RF digital phase-locked loop (DPLL) phase modulator implementation for polar transmitter supporting cellular communication standards…”
Get full text

Evaluation of an Analytical Equivalent Hertzian Dipole Representation in TEM Cells applying the Finite Element Method by Kreindl, Dominik, Bauernfeind, Thomas, Weiss, Bernhard, Stockreiter, Christian, Kaltenbacher, Manfred

“…For the metrological quantification of radiated emissions of integrated circuits, the two-port TEM cell and IC stripline methods are utilized. Analytical…”
Get full text

Multi-Objective Optimization of Yagi-Uda Antenna Applying Enhanced Firefly Algorithm With Adaptive Cost Function by Baumgartner, Paul, Bauernfeind, Thomas, Biro, Oszkar, Hackl, Andreas, Magele, Christian, Renhart, Werner, Torchio, Riccardo

“…Due to high gain and low production costs, Yagi-Uda antennas still find wide applications in wireless communication systems. The sensitivity of the gain due to…”
Get full text

Numerical Investigations of the Field Regions for Wire-Based Antenna Systems by Baumgartner, Paul, Bauernfeind, Thomas, Renhart, Werner, Biro, Oszkar

“…The field regions around antennas are distinguished through the properties of the electromagnetic field. The knowledge of the boundaries between these regions…”
Get full text

Homogeneity Enforced Calibration of Stage Nonidealities for Pipelined ADCs by Bauernfeind, Matthias Wagner Oliver Lang Thomas, Huemer, Mario

“…Pipelined adc are fundamental components of various signal processing systems requiring high sampling rates and a high linearity. Over the past years,…”
Get full text

Steady state solution of NFC model with nonlinear load using PEEC by Kvasnicka, Samuel, Bauernfeind, Thomas, Baumgartner, Paul, Torchio, Riccardo

“…Purpose The purpose of this paper is to show that the computation of time-periodic signals for coupled antenna-circuit problems can be substantially…”
Get full text

Multi-Objective Synthesis of NFC-Transponder Systems Based on PEEC Method by Bauernfeind, Thomas, Baumgartner, Paul, Biro, Oszkar, Hackl, Andreas, Magele, Christian, Renhart, Werner, Torchio, Riccardo

“…The near-field communication (NFC) technique finds wide applications in many aspects of modern life, e.g., contactless payment systems or authentication…”
Get full text

UHF RFID Antenna Impedance Characterization: Numerical Simulation of Interconnection Effects on the Antenna Impedance by Bauernfeind, Thomas, Renhart, Werner, Alotto, Piergiorgio, Biro, Oszkar

“…A major design criterion of wireless communication devices is the matching between the impedance of the analog frontend and the input impedance of the antenna…”
Get full text

3D modeling of inductive and capacitive coupling between surface‐mounted multilayer‐capacitors by Riener, Christian, Bauernfeind, Thomas, Baumgartner, Paul, Hackl, Herbert, Ibel, Martin, Kvasnicka, Samuel, Prestros, Ralph, Roppert, Klaus, Kaltenbacher, Manfred

“…Electronic based systems (EBS) tend to become smaller in size while at the same time their functionality, complexity, and operating frequencies increase…”
Get full text

Interactive Toolbox for the Visualization of Typical Antenna Attributes by Baumgartner, Paul, Bauernfeind, Thomas, Preis, Kurt, Biro, Oszkar

“…To understand wave propagation phenomena, complex mathematical and physical theory is needed. Therefore, many undergraduate students find it very difficult to…”
Get full text

A Cellular Multiband DTC-Based Digital Polar Transmitter With −153-dBc/Hz Noise in 14-nm FinFET by Madoglio, Paolo, Palaskas, Yorgos, Angel, Jorn, Tomasik, Jakob, Hampel, Sven, Schubert, Petra, Preyler, Peter, Mayer, Thomas, Bauernfeind, Thomas, Plechinger, Peter, Ravi, Ashoke, Degani, Ofir, Banin, Rotem, Gordon, Eshel, Martev, Dimo, Gossmann, Timo, Holm, Andreas, Boos, Zdravko

“…A digital polar transmitter is presented that uses a digital-to-time-converter (DTC) for wide-channel phase modulation with multiband support. DTC-based phase…”
Get full text

PEEC-Based Multi-Objective Synthesis of Non-Uniformly Spaced Linear Antenna Arrays by Bauernfeind, Thomas, Baumgartner, Paul, Biro, Oszkar, Magele, Christian A., Preis, Kurt, Torchio, Riccardo

“…Linear antenna arrays consisting of dipole antennas find wide applications in wireless communication systems. Typically, arrangements with uniform spacing…”
Get full text

Broadband 3D Modeling and Simulation of DC-Biased SMT Ferrite Beads for EMI Filters by Riener, Christian, Bauernfeind, Thomas, Roppert, Klaus, Kvasnicka, Samuel, Auinger, Bernhard, Kaltenbacher, Manfred

“…Electromagnetic interference (EMI) within electronic based systems (EBS) became a fundamental issue that requires dedicated countermeasures e.g. filter…”
Get full text

Measurement and Simulation Methodology for Characterizing the Shielding Effectiveness of Coating Materials for Optical Sensors by Kreindl, Dominik, Weiss, Bernhard, Stockreiter, Christian, Bauernfeind, Thomas, Kaltenbacher, Manfred, Faccinelli, Martin

“…Effective shielding of radiated emissions of ICs is of vital importance in today's densely packed mobile devices. Since space is very limited in most…”
Get full text

Finite Element Simulation of Impedance Measurement Effects of NFC Antennas by Bauernfeind, Thomas, Preis, Kurt, Renhart, Werner, Biro, Oszkar, Gebhart, Michael

“…In this paper, the problem of connecting the unbalanced measurement setup on the balanced antenna of the near-field communication (NFC) system is addressed…”
Get full text

Synthesis of NFC Antenna Structure under Multi-Card Condition by Baumgartner, Paul, Bauernfeind, Thomas, Biro, Oszkar, Magele, Christian, Renhart, Werner, Torchio, Riccardo

“…Wireless communication technologies such as Near Field Communication (NFC) found its way into our everyday life. The antenna structures used in such systems…”
Get full text

PEEC-Based Multi-Objective Synthesis of NFC Antennas in the Presence of Conductive Structures by Bauernfeind, Thomas, Baumgartner, Paul, Biro, Oszkar, Magele, Christian, Renhart, Werner, Torchio, Riccardo

“…Near Field Communication (NFC) techniques are widely used within everyday activities, e.g., contactless payment systems or authentication. Regardless of the…”
Get full text

Influence of the Non-Linear UHF-RFID IC Impedance on the Backscatter Abilities of a T-Match Tag Antenna Design by Bauernfeind, Thomas, Preis, Kurt, Koczka, Gergely, Maier, Stefan, Biro, Oszkar

“…In ultra-high-frequency radio-frequency-identification (UHF-RFID) the conjugate complex matching of the packaged UHF-RFID transponder IC and the tag antenna…”
Get full text

State Space Modelling of Microstrip Lines by Quehenberger, Lukas, Riener, Christian, Bauernfeind, Thomas

“…Microstrip transmission lines are a specific type of transmission lines in the high frequency (HF) regime. Such microstrips are commonly used for test fixtures…”
Get full text

An Iterative Domain Decomposition Method for Solving Wave Propagation Problems by Koczka, Gergely, Bauernfeind, Thomas, Preis, Kurt, Bíró, Oszkár

“…Solving electromagnetic wave propagation problems with the finite-element method results in a large number of unknowns due to the necessity of modeling an…”
Get full text