111 Hits in 7.1 sec

Chaotic and Hyperchaotic Self-Oscillations of Lambda Diode Composed by Generalized Bipolar Transistors

Jiri Petrzela
2021 Applied Sciences  
This building block is constructed by using coupled generalized bipolar transistors.  ...  By the construction of a flow-equivalent chaotic oscillator, robustness and long-time geometrical stability of the generated chaotic attractors is documented by the experimental measurement, namely by  ...  Acknowledgments: Laboratory experiments presented in this paper have been carried out using infrastructure of SIX Centre located at DREL FEEC BUT.  ... 
doi:10.3390/app11083326 fatcat:iwiym2detjandkzucr7r5lwt6u

Tunnel-Diode Low-Level Detection

W.F. Gabriel
1967 IEEE transactions on microwave theory and techniques  
EQUIVALENT CIRCUIT AND DIODE CHARACTERISTICS Microwave low-level detectors usually consist of a combination of transmission line circuits and lumped reactances, plus the diode.  ...  NOISE OF TUNNEL DIODE AND VIDEO CIRCUIT From the standpoint of low-level video detection, one of the most important characteristics of the tunnel diode is its low l / f (flicker) noise.  ... 
doi:10.1109/tmtt.1967.1126533 fatcat:b7ckjyswzrbxrk36np2avr25ie

Frequency Selective Surfaces: A Review

Rana Anwar, Lingfeng Mao, Huansheng Ning
2018 Applied Sciences  
Nowadays, FSSs have been studied comprehensively and huge growth is perceived in the field of its designing and implementation for different practical applications at frequency ranges of microwave to optical  ...  In this review article, we illustrate the recent researches on different categories of FSSs based on structure design, array element used, and applications.  ...  By knowing the polarization characteristics of FSS periodic elements for a specific function, the implementation of required FSS response in certain frequency band becomes straightforward and therefore  ... 
doi:10.3390/app8091689 fatcat:6hygnr6czfh27nzlgk2rryokqu

2017 IndexIEEE Transactions on Control Systems TechnologyVol. 25

2017 IEEE Transactions on Control Systems Technology  
., +, LAWP 2009 806-810 Low-Loss Wideband Multimodal Interferometric Antenna for DOA in Az- imuth and Elevation.  ...  ., +, LAWP 2009 323-327 Low-Loss Wideband Multimodal Interferometric Antenna for DOA in Az- imuth and Elevation.  ... 
doi:10.1109/tcst.2017.2755878 fatcat:4x7e74ofejgabc2elmvvsmnndq

2015 Index IEEE Antennas and Wireless Propagation Letters Vol. 14

2015 IEEE Antennas and Wireless Propagation Letters  
., +, LAWP 2009 806-810 Low-Loss Wideband Multimodal Interferometric Antenna for DOA in Az- imuth and Elevation.  ...  ., +, LAWP 2009 323-327 Low-Loss Wideband Multimodal Interferometric Antenna for DOA in Az- imuth and Elevation.  ... 
doi:10.1109/lawp.2015.2505189 fatcat:obf75fwaxzg2hm3kssk2e42yva

2019 Index IEEE Transactions on Microwave Theory and Techniques Vol. 67

2019 IEEE transactions on microwave theory and techniques  
., +, TMTT April 2019 1601-1614 High-Efficiency Bias Stabilization for Resonant Tunneling Diode Oscillators.  ...  ., +, TMTT May 2019 2045-2061 Current density Accurate Small-Signal Equivalent Circuit Modeling of Resonant Tunneling Diodes to 110 GHz.  ...  Power demand Design of Reconfigurable dB-Linear Variable-Gain Amplifier and Switchable-Order g m -C Filter in 65-nm CMOS Technology. Liu  ... 
doi:10.1109/tmtt.2019.2953035 fatcat:hyq2vngaxrcqlggu7bzcbzdyba

Infrared Solar Energy Harvesting using Nano-Rectennas [article]

Islam E. Hashem Sayed
2015 arXiv   pre-print
The tunneling current of the rectifier is calculated using the transfer matrix method (TMM) and the nonequilibrium Green's function (NEGF).  ...  rectifier, and maximum MIM diode rectifier efficiency.  ...  The coupling efficiency, , for the lumped element rectenna is calculated using eqn. (4.5) and presented in Fig. 4.4 .  ... 
arXiv:1504.01990v1 fatcat:snlh6n7nazen7htgsomd5zhc6e

Direct Satellite Television Broadcasting [chapter]

John P. Godwin
2005 Encyclopedia of RF and Microwave Engineering  
Currents are fed 901 out of phase between the two dipoles. These can also be used as probes for sensing vector fields to isolate individual components of the electric field.  ...  For applications that require a circularly polarized antenna such as TV and FM broadcasts and space communications, at least two dipoles, each of which has a linear polarization, must be combined in an  ...  that of a tunnel diode.  ... 
doi:10.1002/0471654507.eme083 fatcat:chmd57rknbcc7osxoq7u7eaury

Oscillators [chapter]

2011 RF and Microwave Transmitter Design  
Classical filter design approaches using image parameter and insertion loss methods are given for low-pass and high-pass LC filter implementations.  ...  Monolithic implementation of lumped inductors and capacitors is usually required at microwave frequencies and for portable devices.  ... 
doi:10.1002/9780470929308.ch8 fatcat:dvu64wqtovhspjbdkohyyvijgi

Waveguide effective plasmonics with structure dispersion

Xu Qin, Wangyu Sun, Ziheng Zhou, Pengyu Fu, Hao Li, Yue Li
2021 Nanophotonics  
In this review, we focus on the technique of waveguide effective plasmonics, which is a feasible low-loss realization of plasmonic metamaterials in lower frequency based on the structural dispersion.  ...  However, plasmonic phenomena are always suffering from the inherent loss issue of plasmonic materials at optical frequency, which has restricted further applications of plasmonics.  ...  provides a tunable and low-loss realization for practical applications of SPP and LSP [20, 21] .  ... 
doi:10.1515/nanoph-2021-0613 fatcat:bz4tjgib4zhvhktc2sl2cpvh3e

Affiliation Index

2020 2020 IEEE/MTT-S International Microwave Symposium (IMS)  
of Florida, USA Renuka Bowrothu, Yong-Kyu Yoon Demonstration of Low Loss RF Conductor in K a and V Bands Using Cu/Fe Multilayers for 5G and Millimeter Wave Applications University of Hawaii at Manoa,  ...  : Modeling, Fabrication, and Characterization C Design of SIW Filters in D-Band Using Invertible Neural Nets C A 5.8GHz Fully-Tunnel-Diodes-Based 20μW, 88mV, and 48dB-Gain Fully-Passive Backscattering  ... 
doi:10.1109/ims30576.2020.9223885 fatcat:r7efh7ktevgorc24r4l4vpf3nu

IEEE/Cornell Conference on Advanced Concepts in High Speed Semiconductor Devices and Circuits

1987 IEEE/Cornell Conference on Advanced Concepts in High Speed Semiconductor Devices and Circuits, 1987. Proceedings.  
so designated by other documentation. 12a.  ...  Puohc reporting burden for this collection of information is estimated to average l hour per response, including the time for reviewing instructions, searcning exiting data sources gathering and maintaining  ...  Army LABCOM for their help during some of the measurements, providing the measurement and useful discussion.  ... 
doi:10.1109/cornel.1987.721206 fatcat:kwwfh234a5cx5njrhddhkwhi6e

Table of Contents

2022 IEEE Transactions on Circuits and Systems - II - Express Briefs  
Zeinolabedin, and C. Mayr Design Methodology for a Wideband, Low Insertion Loss, Digital Step Attenuator in SiGe BiCMOS Technology . . . . . . .  ...  Ran Design of On-Chip Dual-Band Bandpass Filter Using Lumped Elements in LTCC Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  ... 
doi:10.1109/tcsii.2022.3150651 fatcat:trtezarnqre4xhjklggje6zvoy

Microwave Detection Using Two-Atom-Thick Self-Switching Diodes Based on Quantum Simulations and Advanced Circuit Models

M. Aldrigo, M. Dragoman, N. Pelagalli, E. Laudadio, L. Zappelli, S. Iordanescu, D. Vasilache, A. Dinescu, L. Pierantoni, P. Stipa, D. Mencarelli
2021 IEEE transactions on microwave theory and techniques  
The diode consists of a molybdenum disulfide monolayer/graphene monolayer heterojunction transferred onto a silicon/silicon dioxide substrate and patterned by means of nanolithography techniques to obtain  ...  The heterojunction can be reproduced at the wafer scale, thanks to its CMOS compatibility and ease of fabrication, and it can be used efficiently as a microwave detector up to 10 GHz, with the best performance  ...  Even if it is known that diodes with variable capacitor and tunnel diodes (as in the present work) have led to include also negative resistors (besides lumped passive elements) as circuit components in  ... 
doi:10.1109/tmtt.2021.3129520 fatcat:rpkm6m3kvfbhte7jeu4felykty

Detailed Author Index

2020 2020 IEEE/MTT-S International Microwave Symposium (IMS)  
A 623 C A 300GHz Wireless Transceiver in 65nm CMOS for IEEE802.15.3d Using Push-Push Subharmonic Mixer (We2C-1) A 532 C Non-Reciprocal Lithium Niobate-on-Silicon Acoustoelectric Delay Lines (We1E-5)  ...  of Doherty Power Amplifier by Modifying Characteristic Impedance of Transmission Lines in Load Modulation Network (We2G-2) 845 C OTA-Based Data Acquisition and Signal Separation for Digital Predistortion  ...  with a Compact Frequency-Dependent Compensation Circuit for 5G Massive MIMO Base Stations (We2G-3) 1073 C Design Considerations and FPGA Implementation of a Wideband All-Digital Transmit Beamformer  ... 
doi:10.1109/ims30576.2020.9223810 fatcat:4pzggneub5c5ddwi4gmbotr6gy
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