The radio-frequency circuitry in mobile and portable devices remains some of the most resistant to integration. RF devices are very picky about who their neighbors are, and they sometimes find surprising ways to add interference to the signals they are responsible for handling.
Today, quartz crystals provide the heartbeat for nearly every electronic system, with annual volumes approaching 10 billion units.
We can visualize the four levels of "digital power," as most designers do, as progressing from on/off control for basic power management to full digital control for advanced dc/dc power conversion.
If an Oscar could be presented for semiconductors, processors would perennially be in strong contention for the Best Actor award, while memory would be a shoo-in for Best Supporting Actor in any given year.
First appearing in 1999, the organic light-emitting diode (OLED) display was expected to be the wunderkind of the flat-panel display world, the LCD killer that would quickly take over across a range of applications.
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