Recently, I mentioned smartphone SoCs consume one, maybe two orders of magnitude too much power for broader use in wearables. However, that is only when they are “on”. To save power and stretch battery life, smartphones spend a lot of time napping – display off, sitting still with MEMS sensors powered down, waiting for an incoming… Read More
Tag: always-on
Android Kit Kat Openly Preaching for DSP offloading
In fact KitKat advocates low-power always-on functionality, and this is essential for contextual-awareness. Always-on functionality is saving battery life, which seems to be weird at first: if your phone is always-on you would expect it to consume much power… But always-on goes together with screen-off (the screen is a high… Read More
Always-on Context-aware Sensors in Your Phone
Smartphones are smart but they are about to get smarter. The next big thing in mobile phones is to have a rich sensor environment: proximity, temperature and humidity, atmospheric pressure, light color, cover, gyroscope, magnetometer, accelerometer, ambient light, gesture and more. Some of these are already here, of course,… Read More
Effects of Inception
I finally got to watch the critically acclaimed sci-fi movie “Inception” last weekend and life has not been the same since. Without giving away too much detail for the benefit of those who have not watched it yet, the main plot involves dreams within dreams within dreams – three levels to be precise—to “incept” an idea into … Read More