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Radiated Emissions Measurements Using an EMI Receiver Andrew Ware Hewlett-Packard Co.,Santa Rosa Systems Division Santa Rosa, CA Electronic products designed for global markets must meet both national and international standards for electromagnetic compatibility (EMC). Measurements based on these standards fall into two basic categories of electromagnetic (EM) testing: radiated...
Confirmation of the TRL calibration technique as the preferred method since the accuracy of its corrected scattering coefficient results remain consistently good over the 6.6 to 12.4 GHz bandwidth for WR90 waveguide
Technical Feature Network Analyzer Calibration for Measurements Near the Waveguide Cutoff Frequency S.P. Yeo and M. Cheng Please click here to view the pdf file of the Technical Feature...
A vector network analyzer error-correction characterization technique based on a two-tier calibration using 7 mm and microstrip thru-reflect-line (TRL) calibrations
A Sub 1 W Load-pull Quarter-wave Prematching Network Based on a Two-tier TRL Calibration Transistors used for cellular and PCS infrastructure applications are required to amplify signals with a peak-to-average ratio that can exceed 13 dB, resulting in a peak envelope power (PEP) approaching 1 kW. This PEP requirement...
The advantages of using direct carrier modulation at mm-wave frequencies as well as the active device characterization and detailed circuit analysis of both single-stage and balanced modulators
Technical Feature Miniaturized Low Cost 30 GHz Monolithic Balanced BPSK and Vector Modulators: Part 1 A.E. Ashtiani, T. Gokdemir, G. Passiopoulos, A.A. Rezazadeh, S. Nam and I.D. Robertson Please click here to view the pdf file of the Technical Feature...
Measurement of a Small Signal Near a Large Signal Using a Spectrum Analyzer Morris Engelson JMS Consulting Portland, OR A number of factors are involved in determining whether a small signal can be measured in the presence of a larger signal using a spectrum analyzer. The type of...
A new physical model for studying and minimizing the less understood substrate losses, which limit the quality factors of spiral inductors constructed in silicon IC technologies
Technical Feature Spiral Inductor Substrate Loss Modeling in Silicon RFICs William B. Kuhn and Naveen K. Yanduru Please click here to view the pdf file of the Technical Feature...
Technical Feature Improvement of a Cassegrain Antenna by Secondary Surface Corrections Juan Eusebio Garrido Arenas, Alberto Barcia Cancio and Jose Manuel Paez Please click here to view the pdf file of the Technical Feature...
Around the Circuit INDUSTRY NEWS William C. Brown , a pioneer in microwave power transmission whose contributions to the field included work on the Apollo lander that sent televised images from the moon to the earth, died of cancer February 3 at his home in Waltham, MA. He was...
New Literature Surface-mount Device Catalog This eight-page catalog details surface-mount devices available in SOT-23, PZS, SMA and PLS packages, including zener, Schottky, switching and UHF diodes; bridge rectifiers; transistors; and junction FETS. Specifications and outline drawings are included. Electronic Devices Inc. (EDI), Yonkers, NY (914) 965-4400. Universal Power Meter...