Mark T. Fallica
 Write for Microwaves & RF
2 results found for Mark T. Fallica, displaying items 1 - 2

May 2006   [Devices & ICs]
Log Detector/Controller Scales 0.05 To 3.5 GHz
Accurate power measurements are essential in many types of commercial and military systems. Logarithmic detectors have traditionally provided a reliable means of measuring power, but over limited frequency ranges. The new HMC600LP4 logarithmic detector/controller from Hittite Microwave Corp. (Chelmsford, MA) combines a wide frequency range with a wide dynamic range to support a variety of power-measurement applications at frequencies through 4 GHz. It is the first in a family...

October 2003   [Devices & ICs]
SiGe Direct Modulators Ease Upconverter Design
Direct quadrature modulators provide many benefits to transceiver/transmitter designers working with modern digital-modulation formats. Compared to superheterodyne upconversion approaches, direct quadrature modulation enables simpler, smaller designs...