Latest Wireless Communication Articles and Videos

The aperture effect rolls off high message frequencies in flat-top PAM. Here’s how pulse duration limits that…

The aperture effect rolls off high message frequencies in flat-top PAM. Here’s how pulse duration limits that distortion to under 0.5% and when an equalizer helps.

The PSG XG7-class SG6311A achieves a phase noise of -135 dBc/Hz at 10 GHz and calibrated output power up to +22 dBm…

The PSG XG7-class SG6311A achieves a phase noise of -135 dBc/Hz at 10 GHz and calibrated output power up to +22 dBm across both channels.

Qorvo QPF5012 8.5-10.5GHz 10W Transmit Receive Module designed for 8.5 GHz to 10.5 GHz applications requiring powerful…

Qorvo QPF5012 8.5-10.5GHz 10W Transmit Receive Module designed for 8.5 GHz to 10.5 GHz applications requiring powerful transmission and sensitive signal reception. Watch and learn all about their features, specs, applications, and more!

Flat-top PAM holds each sample’s amplitude for the pulse duration, weighting the spectrum with a sinc function.…

Flat-top PAM holds each sample’s amplitude for the pulse duration, weighting the spectrum with a sinc function. Here’s how that weighting leads to the aperture effect.

Timing failures rarely announce themselves. They usually surface as system instability. Join us for a look at how…

Timing failures rarely announce themselves. They usually surface as system instability. Join us for a look at how SiTime's precision timing solutions keep that dependency silent for decades.

Multiplying a message by a pulse train replicates its spectrum at every harmonic. See why a 1/3 duty cycle and 4x…

Multiplying a message by a pulse train replicates its spectrum at every harmonic. See why a 1/3 duty cycle and 4x oversampling stretch the bandwidth roughly 12-fold.

The Seattle startup has reached a $1.6 billion valuation by turning Bluetooth LE chips into globally trackable…

The Seattle startup has reached a $1.6 billion valuation by turning Bluetooth LE chips into globally trackable assets—all the way from space.

Interference in FM grows stronger with frequency offset, until pre-emphasis flattens the curve. See why a signal just…

Interference in FM grows stronger with frequency offset, until pre-emphasis flattens the curve. See why a signal just twice as strong as a rival broadcast can completely capture the channel.

Amphenol RF 2.92mm Cable Assemblies provide reliable, high-frequency connectivity for demanding RF and microwave…

Amphenol RF 2.92mm Cable Assemblies provide reliable, high-frequency connectivity for demanding RF and microwave applications, supporting operation up to 40 GHz with low VSWR and insertion loss. Watch and learn all about their features, specs, applications, and more!

The SY757xx family translates clock inputs from 1.2 to 3.3 V down to 1.2 V LVCMOS outputs at frequencies up to 250 MHz,

The SY757xx family translates clock inputs from 1.2 to 3.3 V down to 1.2 V LVCMOS outputs at frequencies up to 250 MHz,

Pre-emphasis and de-emphasis boost noise performance in FM, but only up to a point—push the gain too far and you risk…

Pre-emphasis and de-emphasis boost noise performance in FM, but only up to a point—push the gain too far and you risk overmodulation.

The DPO718AX extends the year-old 7 Series platform with eight synchronized high-bandwidth channels in a single 8U…

The DPO718AX extends the year-old 7 Series platform with eight synchronized high-bandwidth channels in a single 8U rack-mount instrument.

Simple first-order pre-emphasis and de-emphasis filters can boost FM receiver SNR by more than 13 dB by exploiting the…

Simple first-order pre-emphasis and de-emphasis filters can boost FM receiver SNR by more than 13 dB by exploiting the spectral differences between signal and noise.

Worked examples quantify just how much the FMFB loop shrinks noise bandwidth. We also show how the PLL demodulator offers…

Worked examples quantify just how much the FMFB loop shrinks noise bandwidth. We also show how the PLL demodulator offers a simpler alternative for reducing threshold.

Amphenol / SV Microwave U.FL-to-VITA Cable Assemblies, available from Mouser, provide compact, high-performance RF…

Amphenol / SV Microwave U.FL-to-VITA Cable Assemblies, available from Mouser, provide compact, high-performance RF connectivity for dense VPX plug-in cards, embedded computing systems, and precision test environments. Watch and learn all about their features, specs, applications, and more!

Scaling down RF circuit footprints requires balancing board space against critical trade-offs. Discover how loading…

Scaling down RF circuit footprints requires balancing board space against critical trade-offs. Discover how loading methods and high-dielectric substrates impact Q factor and insertion loss.

While feedback lowers the FM detection threshold, it offers no noise advantage over conventional receivers when the…

While feedback lowers the FM detection threshold, it offers no noise advantage over conventional receivers when the carrier power is strong. Discover why in this discussion and mathematical analysis.

The new devices provide compact C-band filtering options for 5G RF front-end designs from 3,300 MHz to 5,000 MHz.

The new devices provide compact C-band filtering options for 5G RF front-end designs from 3,300 MHz to 5,000 MHz.

By closing a feedback loop around the demodulator, the FMFB architecture narrows the noise bandwidth and lowers the FM…

By closing a feedback loop around the demodulator, the FMFB architecture narrows the noise bandwidth and lowers the FM threshold, without improving SNR at high CNR.