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Gyromouse—Creating Novel Linux Controllers
Embedded and wearable systems require new ideas for input controller hardware. But older software still…
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Understanding Analog-to-Digital Converters: Deciphering Resolution and Sampling Rate
Perhaps two of the most important characteristics to consider during the selection process for analog-to-digital converters…
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Controlling an LCD via SPI: An Introduction to Project Development with an EFM8 Microcontroller
Microcontroller-based embedded designs begin with hardware, then move from low- to higher-level firmware development. We…
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Learning About Differential Quadrature Phase Shift Keying (DQPSK) Modulation
This technical brief explains what differential QPSK is and why it can be advantageous compared…
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Understanding Quadrature Phase Shift Keying (QPSK) Modulation
This technical brief covers the basic characteristics of a digital modulation scheme known as quadrature…
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The How and Why of Energy Harvesting for Low-Power Applications
In this article, we'll go over the basics of energy harvesting and discuss what forms…
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An Overview of the Analysis and Transmission of Aperiodic Signals
Aperiodic Signal Representation by Fourier Integral An aperiodic function will never repeat, although technically speaking…
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Transmission Lines: From Lumped Element to Distributed Element Regimes
Delving further into the transmission line concept, the boundary between treating the line as a…
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Everything You Need to Know About Direct Digital Synthesis
Introduction Direct digital synthesis (DDS) is a technique used to generate an analog signal (like a sine…
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Introduction to the Transmission Line
What's a transmission line and why does it exist? Find out! When the physical dimension…