All About Circuits

Latest Telecom Articles and Videos

Categories

Understanding Noise in FM Systems: The Tone-Modulated Scenario, Part 2

Understanding Noise in FM Systems: The Tone-Modulated Scenario, Part 2

This article explores how combining signal and noise power reveals how the FM system’s output SNR scales with carrier amplitude and modulation index.


The New Era of Retail Begins at the Edge Leveraging On-Device AI

The New Era of Retail Begins at the Edge Leveraging On-Device AI

On-device AI enhances retail by enabling real-time processing for robotics, kiosks, and more, offering low latency, improved privacy, and operational efficiency for a better customer experience.


Keysight Intros High-Performance 4x100GE 1RU Cybersecurity Test Platform

Keysight Intros High-Performance 4x100GE 1RU Cybersecurity Test Platform

The new modular 1RU cybersecurity test platform, delivers 400 Gbps throughput for validating modern AI and hyperscale network infrastructure under heavy traffic demands.


News Jul 27, 2026 by Joshua Tidwell
Understanding Noise in FM Systems: The Tone-Modulated Scenario, Part 1

Understanding Noise in FM Systems: The Tone-Modulated Scenario, Part 1

Explore how frequency-modulated waves resist interference. We break down the demodulator architecture and derive the exact output signal power for a sinusoidal message.


Embedded Intelligence: Insights From An Industry Pioneer

Embedded Intelligence: Insights From An Industry Pioneer

Embedded industry pioneer Christian Eder, co-founder of congatec, joins Daniel Bogdanoff to discuss 30 years of modular design, open standards like COM-HPC, and the future of edge AI.


Understanding the Noise Performance of AM Receivers with Envelope Detection

Understanding the Noise Performance of AM Receivers with Envelope Detection

Envelope detection is simple, but that simplicity has a noise-performance cost. Here’s how much SNR conventional AM gives up compared to its coherent counterparts.


Siglent Expands High-Speed Test Portfolio With New Probe & VSA Software

Siglent Expands High-Speed Test Portfolio With New Probe & VSA Software

The new 8-GHz active differential probe and vector signal analysis software target PCIe, DDR, USB, Ethernet, Wi-Fi, LTE, and 5G signal analysis.


News Jul 13, 2026 by Joshua Tidwell
Analyzing the Noise Performance of Coherent SSB Demodulators

Analyzing the Noise Performance of Coherent SSB Demodulators

Using a graphical approach, we show that coherent SSB demodulation leaves the input and output SNR unchanged, then compare its noise performance to DSB-SC and baseband systems.


Analog Devices EVAL-ADMX6001 Evaluation Board (ADMX6001-EBZ) | Featured Product Spotlight

Analog Devices EVAL-ADMX6001 Evaluation Board (ADMX6001-EBZ) | Featured Product Spotlight

Analog Devices EVAL-ADMX6001 Evaluation Board (ADMX6001-EBZ) is a high-performance reference platform for evaluating ultra-wideband, low-noise data acquisition systems. Watch and learn all about their features, specs, applications, and more!


Understanding SNR in DSB‑SC Coherent Detection: A Graphical Approach

Understanding SNR in DSB‑SC Coherent Detection: A Graphical Approach

Visualizing how correlated and uncorrelated signals combine offers an intuitive look at power transformation. See how this difference boosts baseband power to double the output SNR.


Exclusive—Synopsys Debuts ESUN IP for Breaking AI ‘Slowest Packet’ Bottleneck

Exclusive—Synopsys Debuts ESUN IP for Breaking AI ‘Slowest Packet’ Bottleneck

Launched today, Synopsys’ ESUN IP solution slashes AI tail latency and eliminates networking bottlenecks to enable seamless, scalable performance for modern AI infrastructure.


News Jun 30, 2026 by Jeff Child
Gigadevice Unveils Pair of MCUs Tailored Specifically for Optical Modules

Gigadevice Unveils Pair of MCUs Tailored Specifically for Optical Modules

The 120 MHz GD32E512 is optimized for high-speed optical modules and the 72 MHz GD32E252 takes on low-speed optical modules.


News Jun 26, 2026 by Duane Benson
Qorvo Targets 5G Radio Complexity With New Wideband RF Switch Family

Qorvo Targets 5G Radio Complexity With New Wideband RF Switch Family

The family replaces cascaded switch architectures, reducing component count, improving signal integrity, and supporting operation from 50 MHz to 10 GHz.


News Jun 24, 2026 by Austin Futrell
Evaluating the Noise Performance of Coherent DSB‑SC Demodulators

Evaluating the Noise Performance of Coherent DSB‑SC Demodulators

In this article, we'll learn how to calculate the noise power and signal-to-noise ratio (SNR) of a double-sideband suppressed-carrier communication system.


Thread Group and Broadband Forum Unite for End-to-End IoT Interoperability

Thread Group and Broadband Forum Unite for End-to-End IoT Interoperability

Thread Group and Broadband Forum are partnering to unify IoT mesh with broadband infrastructure. Also, the new Thread Tools app launches to provide real-world network diagnostics for engineers.


News Jun 17, 2026 by Jeff Child
Understanding the Characteristics of Narrowband Noise in Communication Systems

Understanding the Characteristics of Narrowband Noise in Communication Systems

In this article, we analyze how bandpass filtering affects the power spectral density (PSD) of noise and explore how noise can be described by in-phase and quadrature components.


Electrical Balance and Modal Analysis

Electrical Balance and Modal Analysis

In this article, we'll explore how modal analysis can be applied to problems of balance and common-mode current.


Light Speed: How Integrated Photonics Is Solving AI’s Interconnect Crisis

Light Speed: How Integrated Photonics Is Solving AI’s Interconnect Crisis

The bottleneck limiting the next generation of artificial intelligence isn't compute power—it's the wire connecting the chips. French startup Scintil Photonics thinks it has the answer.


News May 29, 2026 by Gordon Feller
Broadcom Unveils Integrated Wi-Fi 8- and 50G PON Gateway-ICs for the AI Era

Broadcom Unveils Integrated Wi-Fi 8- and 50G PON Gateway-ICs for the AI Era

Broadcom’s high-integration Wi-Fi 8 & NPU-accelerated 50G PON gateway SoCs aim to build a cohesive, 50 Gbps broadband access ecosystem for the AI-infused home.


News May 27, 2026 by Jeff Child
The Many Definitions of Electrical Balance

The Many Definitions of Electrical Balance

In this article, we'll use practical examples to define and demonstrate the concept of electrical balance. In particular, we’ll examine differential signals and coax currents.