Contribs

Highlights

Passive components

C-Shaped Slot Serves UWB Antenna

The use of a novel C-shaped slot helps define band-notched characteristics for this broadband microstrip antenna design for use across the UWB frequency band.
Passive components

Tiny UWB Antenna Notches Two Bands

By using a simple coplanar-waveguide (CPW) feed and two resonant structures, this relatively simple antenna can cover the full UWB frequency range with notches for two occupied...
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Mwrf 631 Eq01 0 0
Mwrf 631 Eq01 0 0
Mwrf 631 Eq01 0 0
Mwrf 631 Eq01 0 0
Semiconductors

CMOS Yields UHF RFID Transmitter

This integrated RFID transmitter includes an upconversion mixer and power amplifier for generating high-output voltage waveforms with relatively high efficiency from 860 to 960...
Mwrf 630 Eq01 1 0
Mwrf 630 Eq01 1 0
Mwrf 630 Eq01 1 0
Mwrf 630 Eq01 1 0
Mwrf 630 Eq01 1 0
Active components

Current Reuse Enhances UWB LNA

This broadband low-noise CMOS amplifier covers the ultrawideband (UWB) communications frequencies from 3.1 to 10.6 GHz with the aid of current-reuse techniques.
Content

Filter's Multiple TZs Afford Flexible Tuning

This dual-mode microstrip filter employs multiple controllable transmission zeros to realize the required selectivity or rejection of unwanted spurious signals.
Content

Matching DFDs To Target Applications

Selecting a digital frequency discriminator for use within an IFM receiver or in an electronic warfare system requires an understanding of the units essential performance parameters...
Mwrf 316 Eq01 2
Mwrf 316 Eq01 2
Mwrf 316 Eq01 2
Mwrf 316 Eq01 2
Mwrf 316 Eq01 2
Content

Simple Predistorter Polishes PA Performance

This low-cost RF predistortion circuit helps overcome the nonlinear behavior of RF and microwave power amplifiers without sacrificing amplifier efficiency.
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Mwrf 1345 Fasterdatarates 0
Mwrf 1345 Fasterdatarates 0
Mwrf 1345 Fasterdatarates 0
Mwrf 1345 Fasterdatarates 0
Digital semiconductors

Process MW Signals With High-Speed Logic

High-speed logic devices such as XOR gates and Type-D flip-flops can be used for a surprisingly broad range of circuit functions at microwave- and millimeter-wave frequencies....
Active components

Digital VGAs Boost Base-Station Performance

A new generation of digitally controlled variable-gain amplifiers (VGAs) features low noise figures and a broad control range to lower cost and simplify the design of cellular...