Latest Telecom Technical Articles

Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular,…

Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular, satellite, and copper based systems.

Connecting two parts of a system becomes complicated when your signals are up in the gigahertz range. Let’s take a look…

Connecting two parts of a system becomes complicated when your signals are up in the gigahertz range. Let’s take a look at some new cabling options.

You can’t beat the efficiency of switch-mode power supplies, and you can avoid the design-complexity issue by using…

You can’t beat the efficiency of switch-mode power supplies, and you can avoid the design-complexity issue by using DC/DC modules such as those in the OKDx-T/90 series.

The ADGM1004 MEMS switch from Analog Devices is a high-performance solution for both low-frequency and high-frequency…

The ADGM1004 MEMS switch from Analog Devices is a high-performance solution for both low-frequency and high-frequency applications.

The Serial Peripheral Interface Bus enables full-duplex serial data transfer between multiple integrated circuits.

The Serial Peripheral Interface Bus enables full-duplex serial data transfer between multiple integrated circuits.

Learn how to listen to frequencies on the air with nothing more than a USB dongle: first FM radio, then voice signals.

Learn how to listen to frequencies on the air with nothing more than a USB dongle: first FM radio, then voice signals.

Learn about (for lack of a better term) packetization, a technique that facilitates robust data transfer in optical, RF,…

Learn about (for lack of a better term) packetization, a technique that facilitates robust data transfer in optical, RF, and long-distance-digital communication systems.

This technical brief discusses characteristics and advantages of low-voltage differential signaling (LVDS).

This technical brief discusses characteristics and advantages of low-voltage differential signaling (LVDS).

Learn about Manchester encoding, a simple and effective way to improve high-speed or wireless digital communication.

Learn about Manchester encoding, a simple and effective way to improve high-speed or wireless digital communication.

This technical brief explains what a CRC is and how you can use it to make your digital communication more robust.

This technical brief explains what a CRC is and how you can use it to make your digital communication more robust.

This article introduces the RS-422 and RS-485 interfaces and explains why you might want to use them in your designs.

This article introduces the RS-422 and RS-485 interfaces and explains why you might want to use them in your designs.

Learn about the important characteristics, benefits, and applications of differential signaling, as well as the proper…

Learn about the important characteristics, benefits, and applications of differential signaling, as well as the proper layout techniques for differential signals.

Maxwell's equations, which summarize the interaction of electromagnetic fields, have always been described using the…

Maxwell's equations, which summarize the interaction of electromagnetic fields, have always been described using the "math of the times." Using tensors, they can be given in two equations!

Linear phase response, also known as constant group delay, is an important property in some filter applications.

Linear phase response, also known as constant group delay, is an important property in some filter applications.

This technical brief explains the importance of complex-conjugate poles and second-order stages in optimizing filter performance.

This technical brief explains the importance of complex-conjugate poles and second-order stages in optimizing filter performance.

Antennas are used to transmit and receive electromagnetic energy. This article covers basic antenna theory.

Antennas are used to transmit and receive electromagnetic energy. This article covers basic antenna theory.

This technical brief explains what differential QPSK is and why it can be advantageous compared to ordinary QPSK.

This technical brief explains what differential QPSK is and why it can be advantageous compared to ordinary QPSK.

This technical brief covers the basic characteristics of a digital modulation scheme known as quadrature phase shift keying.

This technical brief covers the basic characteristics of a digital modulation scheme known as quadrature phase shift keying.

Classifying signals is a way to organize the signals that surround us. It focuses design, testing requirements,…

Classifying signals is a way to organize the signals that surround us. It focuses design, testing requirements, measurement tools, and expected results. There are many ways to classify signals!