How Hedy Lamarr Invented Wireless Frequency Hopping
Ask most engineers who laid the groundwork for modern wireless and you will hear names like Marconi, Shannon, or the committees behind the IEEE 802.11…
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Why EIA-96 SMD Resistor Codes Don't Match Their Resistance Values
The first time I encountered an EIA-96 resistor , I assumed the marking would tell me the resistance value directly. I was troubleshooting a PCB and f…
One-Second BLE Pairing: UX and Security Best Practices
Why the One-Second Pair Is the UX North Star Choosing Pairing Modes with Speed and Security in Mind Advertising and Scanning Patterns for Instant Disc…
Power Management Strategies for Battery-Powered Edge AI Devices
[Set a precise power budget and measurable KPIs] [Engineer the power stage: PMICs, buck/boost converters and DVFS] [Implement firmware patterns to min…
When Soldering Doesn't Fix It: Swap the MCU
A hardware-debugging technique that uses your portable firmware codebase as the diagnostic tool. Plus the deeper bug it exposed once I got past the ha…
Post-quantum cryptography for embedded and IoT: secure boot, TLS and OTA
Post-quantum cryptography is no longer just a research topic. It is starting to affect the way embedded teams design TLS, secure boot, OTA, firmware s…
Anti-Jamming Flight Controllers Compared - ArduPilot Options for EW Environments (2026)
Anti-Jamming Flight Controllers Compared: ArduPilot Options for EW Environments in 2026 Most flight controllers stop working the moment GPS spoofing o…
Axera AX650N: архитектура Edge ML SoC под CNN, LLM и VLM
Большинство задач современной робототехники так или иначе завязаны на нейронных сетях: детекция объектов, оценка глубины, локализация, планирование. В…
Anomaly detection on ESP32 with 24 bytes of RAM — no cloud, no malloc
The core idea: Welford's online algorithm The standard way to compute mean and standard deviation requires storing all samples first, then doing two p…