Jiri Polivka

Mixers, Detectors Serve MM-Wave Bands
These DC-biased mixers and detectors can be used as the basis for high-speed or UWB millimeter-wave receivers and transmitters through 110 GHz.
UWB Development
Thank you for printing my comments in your March issue concerning Yeap Yean Wei's article in the December 2006 issue ("Design A Simple, Low-Cost UWB Source," p. 68) and for his response to my comments as well. It seems to me that we both have ...
Low-Cost UWB Source
With much interest I read Yeap Yean Wei's article, "Design A Simple, Low-Cost UWB Source," in the December 2006 issue of Microwaves & RF (p. 68). It reminded me of my old work with frequency multipliers using step-recovery diodes. I am finding ...
Wireless Devices
It was with much interest that I read Nancy Friedrich's editorial on wireless power transmission ("Energy-Harvesting Solution Powers Wireless Devices," Breaking News, January 2007 Microwaves & RF Notepad.) This time they did it at 900 MHz! This is a ...

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