Technical Articles

ARTICLES

UWB Measurements

UWB Reloaded: Test and Certification of UWB devices according to IEEE802.15.4z

Ultra-wideband (UWB) communication, as standardized by IEEE 802.15.4, enables very low power communication and very accurate ranging in the license-exempt spectrum. This article will give a brief introduction of the new 802.15.4z standard, followed by some guidance for the test and certification of UWB devices in research, development and production.


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DDR5 Signal Integrity Fundamentals

The most notable difference between DDR5 and previous generations is the introduction of decision feedback equalization, a technique used in serial link systems to improve the integrity of received signals.  In the wake of the new technology, this short article outlines some of the fundamental signal integrity concepts in the context of DDR5.


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