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Institute for High-Frequency and Communication Technology


Prof. Dr. rer. nat. Ullrich Pfeiffer

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Jahr:  
Alle :: 1996, ... , 2016, 2017, 2018, 2019
Referenzen
321.
Janusz Grzyb; Marcel Andree; Ritesh Jain; Bernd Heinemann; Ullrich R. Pfeiffer
A Lens-Coupled On-Chip Antenna for Dual-Polarization SiGe HBT THz Direct Detector
IEEE Antennas and Wireless Propagation Letters, 18(11):2404-2408
November 2019

Schlüsselwörter: Impedance;Detectors;Geometry;Feeds;Silicon;Layout;Antenna-circuit co-design;dual-polarization;on-chip antenna;SiGe heterojunction bipolar transistor (HBT);terahertz direct detector

320.
Marcel Andree; Janusz Grzyb; Ritesh Jain; Bernd Heinemann; Ullrich R. Pfeiffer
A Broadband Antenna-Coupled Terahertz Direct Detector in a 0.13-µm SiGe HBT Technology
2019 14th European Microwave Integrated Circuits Conference (EuMIC), :168-171
September 2019

Schlüsselwörter: broadband antennas;Ge-Si alloys;heterojunction bipolar transistors;silicon;submillimetre wave antennas;submillimetre wave transistors;terahertz wave detectors;integrated silicon-lens coupled THz direct detector;broadband operation;antenna detector;common-base configuration;HBT transistors;SiGe HBT technology;broadband antenna-coupled terahertz direct detector;frequency 220.0 GHz to 1.0 THz;frequency 275.0 GHz to 525.0 GHz;frequency 350.0 GHz;frequency 550.0 GHz;frequency 292.0 GHz;frequency 100.0 kHz;resistance 1.83 kohm;size 0.13 mum;SiGe;Detectors;Broadband antennas;Impedance;Heterojunction bipolar transistors;Silicon;Silicon germanium;Terahertz detector;SiGe;NEP;on-chip antenna;HBT

319.
J. Grzyb; P. R. Vazquez; B. Heinemann; U. R. Pfeiffer
The Influence of RF Front-End Imperfections on Performance of a 220-260 GHz Tunable M-QAM Wireless Link in SiGe HBT Technology
2019 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), :1-2
September 2019

Schlüsselwörter: Wireless communication;Radio frequency;Silicon germanium;Bandwidth;Modulation;Heterojunction bipolar transistors;Baseband

318.
Robin Zatta; Ritesh Jain; Janusz Grzyb; Ullrich R. Pfeiffer
Resolution Limits in Lens-integrated CMOS THz Cameras Employing Super-Resolution Imaging
2019 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), :1-2
September 2019

Schlüsselwörter: Cameras;Spatial resolution;Optical imaging;Lenses

317.
Robin Zatta; Ritesh Jain; Daniel Headland; Ullrich R. Pfeiffer
Incoherent Power Combining of THz Source Arrays
2019 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), :1-2
September 2019

Schlüsselwörter: Lighting;Apertures;Cameras;Ray tracing;Silicon;Robot vision systems

316.
Vishal S. Jagtap; Robin Zatta; Janusz Grzyb; Ullrich R. Pfeiffer
Performance Characterization Method of Broadband Terahertz Video Cameras
2019 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), :1-2
September 2019

Schlüsselwörter: Cameras;Broadband communication;Instruments;Resonant frequency;Biomedical optical imaging;Media;Temperature measurement

315.
U. R. Pfeiffer; P. Hillger; R. Jain; J. Grzyb; T. Bücher; Q. Cassar; G. MacGrogan; J. Guillet; P. Mounaix; T. Zimmer
Ex Vivo Breast Tumor Identification: Advances Toward a Silicon-Based Terahertz Near-Field Imaging Sensor
IEEE Microwave Magazine, 20(9):32-46
September 2019

Schlüsselwörter: biological organs;biological tissues;biomedical optical imaging;cancer;cellular biophysics;mammography;silicon;surgery;tumours;condensed-matter properties;life sciences;biological tissue;cellular level;cancer surgery;visual spectrum;photon energies;silicon-based terahertz near-field imaging sensor;ex vivo breast tumor identification;tumor margin identification;high-resolution imaging;water concentration;terahertz waves;organic matter;Si;Breast cancer;Tumors;Photonics;Diseases;Surgery;Near-field radiation pattern

314.
Pedro Rodriguez Vazquez; Janusz Grzyb; Ullrich R. Pfeiffer
RF Front-End Impairments for Ultra-Broadband Wireless Communication above 200 GHz
2019 16th International Symposium on Wireless Communication Systems (ISWCS), :335-339
August 2019

Schlüsselwörter: Radio frequency;Wireless communication;Noise measurement;Frequency measurement;Phase noise;Harmonic analysis;Silicon germanium;High-speed communications;THz and submm-Wave systems;ultra wideband communication

313.
Marcel Andree; Janusz Grzyb; Ritesh Jain; Bernd Heinemann; Ullrich R. Pfeiffer
A Broadband Dual-Polarized Terahertz Direct Detector in a 0.13-µm SiGe HBT Technology
2019 IEEE MTT-S International Microwave Symposium (IMS), :500-503
Juni 2019

Schlüsselwörter: Ge-Si alloys;heterojunction bipolar transistors;terahertz wave detectors;SiGe HBT technology;silicon lens;load resistance;silicon-integrated SiGe HBT;forward-active region;saturation region;differentially driven HBT transistors;differential wire-ring antenna;integrated wire-ring antenna;broadband dual-polarized terahertz direct detector;frequency 350.0 GHz;frequency 550.0 GHz;frequency 220.0 GHz to 1000.0 GHz;frequency 430.0 GHz to 476.0 GHz;frequency 300.0 GHz to 500.0 GHz;SiGe;Detectors;Broadband antennas;Voltage measurement;Antenna measurements;Heterojunction bipolar transistors;Resistance;Terahertz detector;SiGe;NEP;on-chip antenna;dual polarization;HBT

312.
Pedro Rodriguez Vazquez; Janusz Grzyb; Bernd Heinemann; Ullrich R. Pfeiffer
A 16-QAM 100-Gb/s 1-M Wireless Link With an EVM of 17% at 230 GHz in an SiGe Technology
IEEE Microwave and Wireless Components Letters, 29(4):297-299
März 2019

Schlüsselwörter: Radio frequency, Wireless communication, Noise measurement, Frequency modulation, Harmonic analysis, Mixers

311.
P. Hillger; R. Jain; J. Grzyb; L. Mavarani; G. Mac Grogan; P. Mounaix; T. Zimmer; U. Pfeiffer
A 128-pixel 0.56THz sensing array for real-time near-field imaging in 0.13 µm SiGe BiCMOS
2018 Jan Van Vessem Award for Outstanding European Paper, ISSCC 2019, San Francisco, USA
Februar 2019
310.
Pedro Rodriguez Vazquez; Janusz Grzyb; Bernd Heinemann; Ullrich R. Pfeiffer
Optimization and Performance Limits of a 64-QAM Wireless Communication Link at 220-260 GHz in a SiGe HBT Technology
IEEE Radio and Wireless Symposium (RWS 2019), :1-3
Januar 2019

Schlüsselwörter: Wireless communication;Silicon germanium;Radio frequency;Signal to noise ratio;Modulation;Broadband communication;Broadband antennas;Mm-wave communication;SiGe technology

309.
Philipp Hillger; Janusz Grzyb; Ritesh Jain; Ullrich R. Pfeiffer
Terahertz Imaging and Sensing Applications with Silicon-Based Technologies
IEEE Transactions on Terahertz Science and Technology, 9(1):1-19
Januar 2019

Schlüsselwörter: Silicon;Imaging;Integrated circuits;Silicon germanium;Radar imaging;Heterojunction bipolar transistors;Detectors;CMOS;computed tomography (CT);compressed sensing;FMCW radar;multicolor imaging;near-field imaging;silicon technology;SiGe BiCMOS;terahertz (THz);THz imaging

Dieses Jahr / Total:
13 / 321
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